CN213672099U

CN213672099U - Single-cylinder acting hydraulic shear

Info

Publication number: CN213672099U
Application number: CN202022369315.7U
Authority: CN
Inventors: 臧磊; 姜泽杰; 程晓东; 郝文彬; 郭林波; 朱江涛
Original assignee: Yantai Huida Intelligent Equipment Co ltd
Current assignee: Yantai Huida Intelligent Equipment Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-13
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a single cylinder effect hydraulic pressure is cut, include the hydro-cylinder, move sword, stationary knife, lower carriage, go up frame and rotatory assembly, the hydro-cylinder, move sword and stationary knife and establish in the lower carriage, the lower carriage is through rotatory assembly realization around the rotation of last frame, and the hydro-cylinder is 1, and the stationary knife is fixed in the lower carriage, moves the sword and passes through the main pin hub connection with the stationary knife, and the one end of hydro-cylinder with move the sword through first round pin hub connection, the other end and the lower carriage of hydro-cylinder pass through second round pin hub connection. Has the advantages that: provide a new shearing mode for old and useless metal decomposition, compared with the prior art, the utility model, simple structure is compact, and is nimble convenient, and the security is high, and use cost is low, only needs an operative employee to sit and just can control the material of equidirectional, different shapes in the driver's cabin of digging the machine.

Description

Single-cylinder acting hydraulic shear

Technical Field

The utility model relates to a hydraulic pressure is cut technical field, concretely relates to single cylinder effect hydraulic pressure and is cut.

Background

At present, the waste metal is mainly cut by a gantry shear or manual gas cutting. The gantry shear equipment is high in efficiency, but purchasing and using costs are high, the gantry shear cannot be moved, the flexibility is poor, the size requirement on materials is high, and the materials with large sizes cannot be put into a hopper for shearing. In recent years, the gas price and labor cost are greatly increased, the cost for decomposing waste metal by the manual gas cutting is higher and higher, and the safety is poorer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, provides a single-cylinder hydraulic shear, provides a new shearing mode for the decomposition of waste metals, replaces the high cost of the gantry shear for shearing, and is inconvenient to move; meanwhile, the low safety and low efficiency of replacing manual gas cutting are achieved; the utility model discloses a hydro-cylinder drive moves the sword, simple structure, and is with low costs, loads on digging the horn, and it is convenient to remove, realizes cuting through the hydraulic oil drive hydro-cylinder of digging the machine, and flexible rotation through rotatory assembly realization lower frame cuts the nimble regulation of angle, and swivel joint realizes even the lower frame is rotatory also can not hinder the supply of hydraulic oil. The arrangement of the gasket realizes that the single-cylinder hydraulic shear can be matched with various types of digging machines without customizing an upper frame.

The purpose of the utility model is achieved through the following technical measures: the utility model provides a single cylinder acts on hydraulic pressure and cuts, includes the hydro-cylinder, moves sword, stationary knife, undercarriage, goes up frame and rotatory assembly, the hydro-cylinder, move sword and stationary knife and establish on the undercarriage, the undercarriage realizes the rotation around the upper ledge through rotatory assembly, and the hydro-cylinder is 1, and the stationary knife is fixed in the undercarriage, moves the sword and passes through the swizzle hub connection with the stationary knife, and the one end of hydro-cylinder with move the sword through first round pin hub connection, the other end and the undercarriage of hydro-cylinder pass through second round pin hub connection.

Furthermore, the rotating assembly comprises a slewing bearing, the outer ring of the slewing bearing is connected with the upper frame through a bolt, and the inner ring of the slewing bearing is connected with the lower frame through a bolt.

Furthermore, the rotating assembly further comprises a rotating motor and a heavy-load speed reducer, the rotating motor drives the slewing bearing through the heavy-load speed reducer, and the heavy-load speed reducer is fixed on the upper rack.

Furthermore, the upper frame is also provided with a connecting pin shaft.

Further, there are 2 connecting pin axles.

Furthermore, a gasket is penetrated on the connecting pin shaft.

Further, the blade shapes of the movable knife and the fixed knife are selected according to the actual use requirements of customers.

Furthermore, the upper rack is also provided with a rotary joint, and the rotary joint is fixed on the upper rack and used for providing hydraulic oil for the oil cylinder and is connected with the oil cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: a single cylinder hydraulic shear provides a new shearing mode for the decomposition of waste metals, has high shearing cost for replacing a gantry shear and is inconvenient to move; meanwhile, the low safety and low efficiency of replacing manual gas cutting are achieved; the utility model discloses a hydro-cylinder drive moves the sword, simple structure, and is with low costs, loads on digging the horn, and it is convenient to remove, realizes cuting through the hydraulic oil drive hydro-cylinder of digging the machine, and flexible rotation through rotatory assembly realization lower frame cuts the nimble regulation of angle, and swivel joint realizes even the lower frame is rotatory also can not hinder the supply of hydraulic oil. The arrangement of the gasket realizes that the single-cylinder hydraulic shear can be matched with various types of digging machines without customizing an upper frame.

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a side view of the present invention.

The device comprises an oil cylinder 1, a movable knife 2, a fixed knife 3, a lower frame 4, an upper frame 5, a rotary motor 6, a heavy-duty speed reducer 7, a slewing bearing 8, a slewing joint 9, a main pin shaft 10, a first pin shaft 11, a second pin shaft 12 and a connecting pin shaft 13.

Detailed Description

As shown in fig. 1 to 2, a single-cylinder action hydraulic shear comprises an oil cylinder 1, a movable knife 2, a fixed knife 3, a lower frame 4, an upper frame 5 and a rotary assembly, wherein the oil cylinder 1, the movable knife 2 and the fixed knife 3 are arranged on the lower frame 4, the lower frame 4 rotates around the upper frame 5 through the rotary assembly, the number of the oil cylinders 1 is 1, the fixed knife 3 is fixed on the lower frame 4, the movable knife 2 is connected with the fixed knife 3 through a main pin shaft 10, one end of the oil cylinder 1 is connected with the movable knife 2 through a first pin shaft 11, and the other end of the oil cylinder 1 is connected with the lower frame 4 through a second pin shaft 12. Two ends of the oil cylinder 1 are connected through a first pin shaft 11 and a second pin shaft 12 respectively, so that the oil cylinder is simple to disassemble and assemble and is convenient to maintain. The movable knife 2 is connected with the fixed knife 3 on the lower frame 4 through a main pin shaft 10, and a lubricating oil channel is arranged inside the main pin shaft 10 and used for lubricating and reducing friction between the movable knife 2 and the main pin shaft 10. Compared with the prior art, the utility model, simple structure is compact, and is nimble convenient, and the security is high, and use cost is low, only needs an operative hand to sit and just can control the material of equidirectional, different shapes in digging the driver's cabin of machine.

The rotating assembly comprises a slewing bearing 8, the outer ring of the slewing bearing 8 is in bolted connection with the upper frame 5, and the inner ring of the slewing bearing 8 is in bolted connection with the lower frame 4. And a grease nozzle is arranged on the slewing bearing 8, so that lubrication is facilitated.

The rotating assembly further comprises a rotating motor 6 and a heavy-duty speed reducer 7, the rotating motor 6 drives a slewing bearing 8 through the heavy-duty speed reducer 7, and the heavy-duty speed reducer 7 is fixed on the upper rack 5.

And the upper frame 5 is also provided with a connecting pin shaft 13. There are 2 connecting pins 13. A gasket is penetrated on the connecting pin shaft 13. The arrangement of the gasket realizes that the single-cylinder hydraulic shear can be matched with various types of digging machines without customizing the upper frame 5. The digging machine is connected with the utility model through the connecting pin shaft 13 on the upper frame 5. Different models of digging machines, it is different to probably connect required connecting pin axle 13 width, if dig required connecting width of machine and be greater than connecting pin axle 13 width then can appear rocking about, through addding the gasket, compensate connecting pin axle 13 both ends remaining width to rocking about avoiding.

The blade shapes of the movable blade 2 and the fixed blade 3 are selected according to the actual use requirements of customers. The blade passes through the bolt and is connected with lower frame 4, makes things convenient for dismouting maintenance and change.

The upper frame 5 is further provided with a rotary joint 9, the rotary joint 9 is fixed on the upper frame 5, and the rotary joint 9 is used for providing hydraulic oil for the oil cylinder 1 and is connected with the oil cylinder 1. The upper frame 5 and the lower frame 4 are connected through the rotary support 8, namely the lower frame 4 can rotate in the circumferential direction relative to the upper frame 5, no matter which angle the lower frame rotates to, the hydraulic oil supply of the oil cylinder 1 cannot be cut off, because the oil cylinder 1 drives the movable knife 2 to open and close by the power provided by the hydraulic oil, if the rotary joint 9 is not arranged, a hydraulic oil pipe is twisted, and the hydraulic oil cannot be normally supplied.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A single cylinder action hydraulic shear is characterized in that: the oil cylinder, the movable knife and the fixed knife are arranged on the lower frame, the lower frame rotates around the upper frame through the rotating assembly, the number of the oil cylinders is 1, the fixed knife is fixed on the lower frame, the movable knife is connected with the fixed knife through a main pin shaft, one end of the oil cylinder is connected with the movable knife through a first pin shaft, and the other end of the oil cylinder is connected with the lower frame through a second pin shaft.

2. The single cylinder action hydraulic shear of claim 1, wherein: the rotating assembly comprises a slewing bearing, the outer ring of the slewing bearing is connected with an upper frame through a bolt, and the inner ring of the slewing bearing is connected with a lower frame through a bolt.

3. The single cylinder action hydraulic shear of claim 2, wherein: the rotating assembly further comprises a rotating motor and a heavy-load speed reducer, the rotating motor drives the slewing bearing through the heavy-load speed reducer, and the heavy-load speed reducer is fixed on the upper rack.

4. The single cylinder action hydraulic shear of claim 1, wherein: and the upper frame is also provided with a connecting pin shaft.

5. The single cylinder action hydraulic shear of claim 4, wherein: there are 2 connecting pin axles.

6. The single cylinder action hydraulic shear of claim 5, wherein: and a gasket is penetrated on the connecting pin shaft.

7. The single cylinder action hydraulic shear of claim 1, wherein: the upper rack is also provided with a rotary joint, the rotary joint is fixed on the upper rack and used for providing hydraulic oil for the oil cylinder, and the rotary joint is connected with the oil cylinder.