阅读说明：本技术 液压驱动轴向擦炮机及方法 (Hydraulic drive axial artillery wiping machine and method ) 是由 唐建敏 房汝建 黄亮 于 2020-05-19 设计创作，主要内容包括：本发明公开了一种液压驱动轴向擦炮机及方法。该擦炮机包括液压驱动擦拭头,液压驱动擦拭头包括驱动油缸、制动油缸、擦拭组合体,擦拭组合体与驱动油缸壳体固定连接,制动油缸固定于驱动轴上,通过制动片与炮管内壁的接触实现对驱动轴的制动；或者,制动油缸与驱动油缸壳体固定连接,擦拭组合体固定于驱动轴上,包括设置于擦拭组合体前侧的前擦拭组合体和设置于擦拭组合体后侧的后擦拭组合体,通过制动片与炮管内壁的接触实现对驱动油缸壳体的制动。本发明可对残留在火炮内膛表面的金属微粒和火药残渣进行清除,并自动进行涂抹防锈油,不仅重量轻,结构紧凑,而且自动化程度高,效率高。(The invention discloses a hydraulically-driven axial artillery wiping machine and a method. The gun cleaning machine comprises a hydraulic drive cleaning head, wherein the hydraulic drive cleaning head comprises a driving oil cylinder, a brake oil cylinder and a cleaning assembly, the cleaning assembly is fixedly connected with a driving oil cylinder shell, the brake oil cylinder is fixed on a driving shaft, and the driving shaft is braked by the contact of a brake piece and the inner wall of a gun barrel; or the brake cylinder is fixedly connected with the driving cylinder shell, the wiping assembly is fixed on the driving shaft and comprises a front wiping assembly arranged on the front side of the wiping assembly and a rear wiping assembly arranged on the rear side of the wiping assembly, and the driving cylinder shell is braked by the contact of the brake piece and the inner wall of the gun barrel. The invention can remove the metal particles and gunpowder residues remained on the surface of the inner bore of the artillery and automatically coat rust-proof oil, and has the advantages of light weight, compact structure, high automation degree and high efficiency.)

1. Hydraulic drive axial artillery wiping machine which is characterized in that: the hydraulic wiping device comprises a hydraulic driving wiping head (40), wherein the hydraulic driving wiping head (40) comprises a driving oil cylinder (9), a brake oil cylinder and a wiping assembly;

the driving oil cylinder (9) comprises a driving oil cylinder shell, a driving shaft (9.1) and a piston which can reciprocate in the driving oil cylinder shell along the extension direction of the gun barrel, the piston is connected with the driving shaft (9.1), and the driving shaft (9.1) is arranged along the extension direction of the gun barrel;

a plurality of brake oil cylinders are arranged along the circumferential direction of the driving shaft (9.1), a piston rod of each brake oil cylinder is connected with a brake pad, and the brake oil cylinders can drive the brake pads to reciprocate in the radial direction of the driving shaft (9.1);

the wiping arrangement is arranged in the circumferential direction of the drive shaft (9.1), the wiping arrangement comprising a wiping pack (9.9), the wiping pack (9.9) being arranged in the circumferential direction;

the wiping assembly is fixedly connected with the driving oil cylinder shell, the brake oil cylinder is fixed on a driving shaft (9.1), and comprises a front foot brake oil cylinder (8) arranged on the front side of the wiping assembly and a rear foot brake oil cylinder (7) arranged on the rear side of the wiping assembly, and the driving shaft (9.1) is braked by the contact of a brake disc and the inner wall of the gun barrel; or the brake oil cylinder is fixedly connected with the driving oil cylinder shell, the wiping assembly is fixed on the driving shaft (9.1), the brake oil cylinder comprises a front wiping assembly arranged on the front side of the wiping assembly and a rear wiping assembly arranged on the rear side of the wiping assembly, and the driving oil cylinder shell is braked by the contact of the brake piece and the inner wall of the gun barrel.

2. The hydraulically driven axial artillery wiping machine of claim 1, characterized in that: the hydraulic drive wiping head (40) is driven by a hydraulic system, the hydraulic system comprises an oil tank (1), a hydraulic pump (2), a first electromagnetic valve (4), a constant volume hydraulic pump (5) and a second electromagnetic valve (10), the oil tank (1) is connected with the hydraulic pump (2), the hydraulic pump (2) is connected with a brake cylinder through the first electromagnetic valve (4) and the constant volume hydraulic pump (5) on one hand, and is connected with a driving cylinder (9) through the second electromagnetic valve (10) on the other hand, wherein the output end of the hydraulic pump (2) is provided with a pressure limiting valve (3), and the input end of the brake cylinder is provided with a hydraulic sensor (6).

3. The hydraulically driven axial artillery wiping machine of claim 2, characterized in that: the hydraulic system is arranged in a disc type hydraulic station (20) which is connected with a hydraulically driven wiping head (40) through a comprehensive pipeline (30), and the comprehensive pipeline (30) is wound on the disc type hydraulic station (20).

4. The hydraulically driven axial artillery wiping machine of claim 1, characterized in that: the wiping assembly is provided with a vacuum dust suction nozzle, an anti-corrosion grease nozzle and a cleaning agent spray nozzle which extend along the radial direction of the driving shaft (9.1).

5. The hydraulically driven axial artillery wiping machine of claim 1, characterized in that: the brake oil cylinder comprises a plurality of oil cylinder monomers, each oil cylinder monomer comprises a shell, a return spring, a brake driving piston and a brake piece, one end of the brake driving piston is sleeved with the return spring and extends into the shell, a brake oil cylinder driving loop is arranged on the driving shaft, the shell is communicated with the brake oil cylinder driving loop, and the brake piece is fixedly mounted at the other end of the brake driving piston.

6. The hydraulically driven axial artillery wiping machine of claim 1, characterized in that: a magnetic component is arranged on the driving oil cylinder (9) or the braking oil cylinder, and a position sensor is arranged on the driving shaft (9.1); or a position sensor is arranged on the driving oil cylinder (9) or the braking oil cylinder, and a magnetic component is arranged on the driving shaft (9.1); the magnetic component and the position sensor form a stroke sensing mechanism.

7. A method for wiping a gun as defined in any one of claims 1 to 6, wherein: the gun wiping device comprises a plurality of continuously repeated gun wiping strokes, wherein each gun wiping stroke comprises a moving process and a wiping process, and the moving process and the wiping process are alternately carried out to complete a plurality of times of continuous wiping.

8. A cannon wiping method according to claim 1, characterized in that: the wiping assembly is fixedly connected with the driving oil cylinder shell, the brake oil cylinder is fixed on a driving shaft (9.1), and comprises a front foot brake oil cylinder (8) arranged on the front side of the wiping assembly and a rear foot brake oil cylinder (9) arranged on the rear side of the wiping assembly, and the driving shaft (9.1) is braked by the contact of a brake pad and the inner wall of the gun barrel; assuming that the piston is at the leftmost position of the hydraulic cylinder as an initial position, the method comprises the following steps:

1) when the gun barrel is in an initial position, the brake oil cylinder enables the brake disc to be retracted, and the brake disc is not in contact with the inner wall of the gun barrel, so that the gun barrel is not braked;

2) the piston moves rightwards relative to the hydraulic cylinder, so that the driving shaft (9.1) drives the brake cylinder to move rightwards to finish a moving process;

3) the brake oil cylinder extends the brake disc until the brake disc is abutted against the inner wall of the gun barrel, so that the drive shaft (9.1) is braked;

4) the piston moves leftwards relative to the hydraulic cylinder, and the driving shaft (9.1) in a braking state enables the piston to be stationary, so that the hydraulic cylinder is driven to drive the wiping assembly to move rightwards to finish a wiping process;

5) the brake oil cylinder enables the brake disc to be retracted and returns to the initial state;

6) and repeating the steps, so that the moving process and the wiping process are alternately carried out to complete multiple continuous wiping.

9. A cannon wiping method according to claim 1, characterized in that: the brake oil cylinder is fixedly connected with the driving oil cylinder shell, the wiping assembly is fixed on a driving shaft (9.1), the brake oil cylinder comprises a front wiping assembly arranged on the front side of the wiping assembly and a rear wiping assembly arranged on the rear side of the wiping assembly, and the driving oil cylinder shell is braked by the contact of a brake disc and the inner wall of the gun barrel; assuming that the piston is at the leftmost position of the hydraulic cylinder as an initial position, the method comprises the following steps:

1) when the gun barrel is in an initial position, the brake oil cylinder enables the brake disc to be retracted, and the brake disc is not in contact with the inner wall of the gun barrel, so that the gun barrel is not braked;

2) the piston moves rightwards relative to the hydraulic cylinder, and the friction force exists between the wiping assembly and the inner wall of the gun barrel, so that the oil cylinder is driven to leftwards complete a moving process;

3) the brake oil cylinder extends the brake piece until the brake piece is abutted against the inner wall of the gun barrel, so that the drive oil cylinder is braked;

4) the piston moves leftwards relative to the hydraulic cylinder, at the moment, the braking force of the braking oil cylinder is larger than the friction force between the wiping assembly and the inner wall of the gun barrel, so that the driving shaft (9.1) drives the wiping assembly to move leftwards to complete a wiping process;

5) the brake oil cylinder enables the brake disc to be retracted and returns to the initial state;

6) and repeating the steps, so that the moving process and the wiping process are alternately carried out to complete multiple continuous wiping.

Technical Field

The invention belongs to the technical field of pipeline cleaning devices, and particularly relates to a hydraulically-driven automatic cleaning device for a gun barrel.

Background

When the cannon is used, in order to establish high chamber pressure, the cannon shell and the bore are required to be tightly matched, particles and gunpowder residues falling off in the sliding process of the cannon shell in the bore can be adhered to the inner wall of the bore under the action of high-temperature and high-pressure gunpowder fuel gas, if the inner wall of a gun barrel is not cleaned in time, the inner wall of the gun barrel is corroded, the accuracy and the reliability of cannon shell launching are further influenced, the service life of the cannon is seriously influenced, and the bore explosion phenomenon can occur in serious cases. Therefore, when the artillery enters a maintenance stage after being launched, the inner wall of the barrel of the artillery must be cleaned, and a layer of anti-rust oil is coated on the inner wall of the bore.

At present, in gun barrel production plants and repair plants, a pull rod type gun barrel wiping machine tool is adopted, a motor and a connecting rod mechanism drive a pull rod to realize reciprocating linear motion, the pull rod is as long as a gun barrel, a cleaning brush is arranged on the pull rod, the automatic gun barrel wiping work is realized by the equipment, but the equipment has the advantages of large floor area, large weight, inconvenience in movement and incapability of being used in army camp. At present, the cleaning work of the bore is carried out by pushing and pulling the poker by a plurality of soldiers in the army, the method consumes manpower and has low efficiency, and the method can not meet the operational requirements of modern high-tech wars. Therefore, a bore cleaning device which has high cleaning efficiency and high automation degree and can meet the requirements of high-tech battlefield is urgently needed.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a hydraulic drive axial artillery wiping machine and a method.

The technical scheme adopted by the invention is as follows:

the hydraulically-driven axial artillery wiping machine comprises a hydraulically-driven wiping head, wherein the hydraulically-driven wiping head comprises a driving oil cylinder, a braking oil cylinder and a wiping assembly;

the driving oil cylinder comprises a driving oil cylinder shell, a driving shaft and a piston which can reciprocate in the driving oil cylinder shell along the extension direction of the gun barrel, the piston is connected with the driving shaft, and the driving shaft is arranged along the extension direction of the gun barrel;

the brake oil cylinders are arranged along the circumferential direction of the driving shaft, a piston rod of each brake oil cylinder is connected with a brake pad, and the brake oil cylinders can drive the brake pads to reciprocate in the radial direction of the driving shaft;

the wiping arrangement is arranged along the circumference of the drive shaft, the wiping arrangement comprising wiping assemblies which are arranged in the circumferential direction;

the wiping assembly is fixedly connected with the driving oil cylinder shell, the brake oil cylinder is fixed on the driving shaft and comprises a front foot brake oil cylinder arranged on the front side of the wiping assembly and a rear foot brake oil cylinder arranged on the rear side of the wiping assembly, and the driving shaft is braked by the contact of a brake disc and the inner wall of the gun barrel; or the brake oil cylinder is fixedly connected with the driving oil cylinder shell, the wiping assembly is fixed on the driving shaft and comprises a front wiping assembly arranged on the front side of the wiping assembly and a rear wiping assembly arranged on the rear side of the wiping assembly, and the driving oil cylinder shell is braked by the contact of the brake disc and the inner wall of the gun barrel.

Furthermore, the hydraulic drive wiping head is driven by a hydraulic system, the hydraulic system comprises an oil tank, a hydraulic pump, a first electromagnetic valve, a constant volume hydraulic pump and a second electromagnetic valve, the oil tank is connected with the hydraulic pump, the hydraulic pump is connected with the brake cylinder through the first electromagnetic valve and the constant volume hydraulic pump on the one hand, and is connected with the drive cylinder through the second electromagnetic valve on the other hand, wherein the output end of the hydraulic pump is provided with a pressure limiting valve, and the input end of the brake cylinder is provided with a hydraulic sensor.

Furthermore, the hydraulic system is arranged in a disc type hydraulic station, the disc type hydraulic station is connected with the hydraulic drive wiping head through a comprehensive pipeline, and the comprehensive pipeline is wound on the disc type hydraulic station.

Furthermore, the wiping assembly is provided with a vacuum dust suction nozzle, an anti-corrosion grease nozzle and a detergent spray nozzle which extend along the radial direction of the driving shaft.

Furthermore, the brake oil cylinder comprises a plurality of oil cylinder monomers, each oil cylinder monomer comprises a shell, a return spring, a brake driving piston and a brake piece, one end of the brake driving piston is sleeved with the return spring and extends into the shell, a brake oil cylinder driving loop is arranged on the driving shaft, the shell is communicated with the brake oil cylinder driving loop, and the brake piece is fixedly mounted at the other end of the brake driving piston.

Furthermore, a magnetic component is arranged on the driving oil cylinder or the braking oil cylinder, and a position sensor is arranged on the driving shaft; or a position sensor is arranged on the driving oil cylinder or the braking oil cylinder, and a magnetic component is arranged on the driving shaft; the magnetic component and the position sensor form a stroke sensing mechanism.

The cannon wiping method of the hydraulically-driven axial cannon wiping machine comprises a plurality of continuously repeated cannon wiping strokes, wherein each cannon wiping stroke comprises a moving process and a wiping process, and the moving process and the wiping process are alternately performed to complete a plurality of times of continuous wiping.

Furthermore, the wiping assembly is fixedly connected with the driving oil cylinder shell, the brake oil cylinder is fixed on the driving shaft and comprises a front foot brake oil cylinder arranged on the front side of the wiping assembly and a rear foot brake oil cylinder arranged on the rear side of the wiping assembly, and the driving shaft is braked by the contact of a brake piece and the inner wall of the gun barrel; assuming that the piston is at the leftmost position of the hydraulic cylinder as an initial position, the method comprises the following steps:

1) when the gun barrel is in an initial position, the brake oil cylinder enables the brake disc to be retracted, and the brake disc is not in contact with the inner wall of the gun barrel, so that the gun barrel is not braked;

2) the piston moves rightwards relative to the hydraulic cylinder, so that the driving shaft drives the brake oil cylinder to move rightwards to finish a moving process;

3) the brake oil cylinder extends the brake piece until the brake piece is abutted against the inner wall of the gun barrel, so that the drive shaft is braked;

4) the piston moves leftwards relative to the hydraulic cylinder, and the driving shaft in a braking state enables the piston to be stationary, so that the hydraulic cylinder is driven to drive the wiping assembly to move rightwards to complete a wiping process;

5) the brake oil cylinder enables the brake disc to be retracted and returns to the initial state;

6) and repeating the steps, so that the moving process and the wiping process are alternately carried out to complete multiple continuous wiping.

Furthermore, the brake oil cylinder is fixedly connected with the driving oil cylinder shell, the wiping assembly is fixed on the driving shaft and comprises a front wiping assembly arranged on the front side of the wiping assembly and a rear wiping assembly arranged on the rear side of the wiping assembly, and the driving oil cylinder shell is braked by the contact of a brake disc and the inner wall of the gun barrel; assuming that the piston is at the leftmost position of the hydraulic cylinder as an initial position, the method comprises the following steps:

1) when the gun barrel is in an initial position, the brake oil cylinder enables the brake disc to be retracted, and the brake disc is not in contact with the inner wall of the gun barrel, so that the gun barrel is not braked;

2) the piston moves rightwards relative to the hydraulic cylinder, and the friction force exists between the wiping assembly and the inner wall of the gun barrel, so that the oil cylinder is driven to leftwards complete a moving process;

3) the brake oil cylinder extends the brake piece until the brake piece is abutted against the inner wall of the gun barrel, so that the drive oil cylinder is braked;

4) the piston moves leftwards relative to the hydraulic cylinder, at the moment, the braking force of the braking oil cylinder is larger than the friction force between the wiping assembly and the inner wall of the gun barrel, so that the driving shaft drives the wiping assembly to move leftwards to complete a wiping process;

5) the brake oil cylinder enables the brake disc to be retracted and returns to the initial state;

6) and repeating the steps, so that the moving process and the wiping process are alternately carried out to complete multiple continuous wiping.

The invention has the following beneficial effects:

the hydraulically-driven axial artillery wiping machine and the method can be used for clearing metal particles and gunpowder residues remained on the surface of the inner bore of the artillery and automatically smearing anti-rust oil, and have the advantages of light weight, compact structure, high automation degree and high efficiency.

Drawings

FIG. 1 is a general block diagram of a hydraulically driven axial artillery cleaning machine;

FIG. 2 is a schematic diagram of a hydraulic system;

FIG. 3 is a schematic view of a wiping head construction;

fig. 4 is a sectional view (brake cylinder) taken along a-a in fig. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 (vacuum cleaner);

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 3 (grease nozzle);

FIG. 7 is a sectional view taken along the direction D-D in FIG. 3 (detergent nozzle);

FIG. 8 is a schematic view of a driveshaft tube configuration;

FIG. 9 is an assembly view of a hydraulically driven wiping head;

FIG. 10 is a schematic illustration of a single brake cylinder construction;

FIG. 11 is a diagram of the wiping head movement process (step one);

FIG. 12 is a diagram showing the movement of the wiping head (step two);

FIG. 13 is a diagram of the wiping head movement process (step three);

FIG. 14 is a diagram of the wiping head movement process (step four);

FIG. 15 is a block diagram of another embodiment of a hydraulically driven scrub head of the present invention;

fig. 16 is a structural view of yet another embodiment of a hydraulically driven wiping head of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.