阅读说明：本技术 一种凸轮式转管武器旋转驱动装置 (Cam type rotating tube weapon rotary driving device ) 是由 李洪强 王开政 肖俊波 廖振强 邱明 邢子杰 于 2019-10-17 设计创作，主要内容包括：本发明公开了一种凸轮式转管武器旋转驱动装置,包括三角支架、机匣、活塞筒装置、平面凸轮曲线槽和身管组,所述机匣设于三角支架上,所述活塞筒装置固结设于机匣侧面,所述身管组设于活塞筒装置远离机匣的侧面上,所述平面凸轮曲线槽套接与活塞筒装置的圆周方向。本发明属于常规武器技术领域,具体是一种传动效率高,并且不需要中间传动件的凸轮式转管武器旋转驱动装置。(The invention discloses a cam type rotating tube weapon rotary driving device which comprises a triangular support, a casing, a piston cylinder device, a plane cam curved groove and a barrel group, wherein the casing is arranged on the triangular support, the piston cylinder device is fixedly connected to the side surface of the casing, the barrel group is arranged on the side surface of the piston cylinder device far away from the casing, and the plane cam curved groove is sleeved in the circumferential direction of the piston cylinder device. The invention belongs to the technical field of conventional weapons, and particularly relates to a cam type rotating tube weapon rotary driving device which is high in transmission efficiency and does not need an intermediate transmission part.)

1. A cam type rotating tube weapon rotary driving device is characterized in that: the air compressor comprises a triangular support, a casing, a piston cylinder device, a plane cam curve groove and a barrel group, wherein the casing is arranged on the triangular support, the piston cylinder device is fixedly connected to the side surface of the casing, the barrel group is arranged on the side surface of the piston cylinder device far away from the casing, the plane cam curve groove is sleeved on the outer wall of the piston cylinder device, the piston cylinder device comprises a rotary piston, an air closing device, a rotary piston lug, an air guide chamber, an air flow channel exhaust hole, a central hole channel, a movable block, a piston cylinder and an air flow channel, the piston cylinder is a piston cylinder with a hollow cavity structure, the movable block is arranged on the piston cylinder, the rotary piston is arranged in the piston cylinder, the rotary piston lug is arranged on the outer surface of the rotary piston, the air flow channel exhaust hole is arranged on the outer surface of the rotary piston, and the air closing device is arranged on the surface of the rotary, the air guide chamber is arranged in a gap between the piston cylinder and the rotary piston.

2. The rotary drive device for a cam barrel weapon according to claim 1 wherein: the air-tight device comprises sealing elements, triangular supporting blocks, a central hole, springs and a trunk, wherein the trunk is arranged on the inner wall of the air-tight device, a plurality of trunks are distributed along the circumference of the air-tight device, the sealing elements are arranged on the inner wall of the air-tight device, the triangular supporting blocks are arranged in the air-tight device, the springs are arranged in the air-tight device, one end of each spring is connected to the sealing elements, and the other end of each spring is connected to the triangular supporting blocks.

3. The rotary drive device for a cam barrel weapon according to claim 1 wherein: the piston cylinder device is provided with a plurality of groups of movable blocks, a plurality of groups of rotary piston lugs and a plurality of groups of air flow channel exhaust holes, wherein the plurality of groups of movable blocks are uniformly arranged on the piston cylinder along the circumferential direction of the piston cylinder, the plurality of groups of rotary piston lugs are uniformly arranged on the outer surface of the rotary piston, and the plurality of groups of air flow channel exhaust holes are uniformly arranged on the outer surface of the rotary piston.

4. The rotary cam barrel weapon drive of claim 1, wherein: the plane cam curved groove is provided with a sliding groove, and the sliding groove surrounds the circumferential direction of the plane cam curved groove.

5. The rotary cam barrel weapon drive of claim 1, wherein: the movable block rotates around a rotating shaft on the outer surface of the piston cylinder, a long pin is arranged on the movable block, and one end of the long pin is inserted into the sliding groove.

6. The rotary cam barrel weapon drive of claim 1, wherein: the air guide chamber is a closed space comprising the outer wall of the rotary piston, the lug of the rotary piston, the movable block and the inner wall of the piston cylinder.

7. The rotary cam barrel weapon drive of claim 2, wherein: the inner of the barrel is provided with an exhaust hole leading to the air-closing device, and the side surface of the sealing element far away from the reset spring is provided with a small bulge which can block the exhaust hole in the barrel.

8. The rotary cam barrel weapon drive of claim 1, wherein: the rotary piston lug vertex is contacted with the inner wall of the piston cylinder device.

9. The rotary cam barrel weapon drive of claim 1, wherein: and a plurality of heat dissipation holes are formed in the outer wall of the piston cylinder device.

10. The rotary cam barrel weapon drive of claim 1, wherein: the body tube group is provided with a plurality of body tube hoops and consists of a plurality of body tubes.

Technical Field

The invention belongs to the technical field of conventional weapons, and particularly relates to a cam type rotating tube weapon rotary driving device.

Background

The existing internal energy rotating tube weapon adopts a mode that gunpowder gas pushes a piston to axially reciprocate so as to drive a bevel gear or a space curve cam to move, so that the automatic cycle work of the rotating tube weapon is realized, in the driving mode, the piston moves along the axial direction of a barrel group and drives the barrel group to rotate under the forced action of a space cam curve groove, the resistance moment received in the movement of the piston is large, the transmission efficiency is low, and the burning force of the gunpowder cannot be fully utilized.

Disclosure of Invention

In order to solve the problems, the invention provides a cam type rotating tube weapon rotary driving device which has high transmission efficiency and does not need an intermediate transmission piece.

In order to realize the functions, the technical scheme adopted by the invention is as follows: a cam type rotating tube weapon rotary driving device comprises a triangular support, a casing, a piston cylinder device, a plane cam curve groove and a barrel group, wherein the casing is arranged on the triangular support, the piston cylinder device is fixedly connected to the side face of the casing, the barrel group is arranged on the side face, far away from the casing, of the piston cylinder device, the plane cam curve groove is sleeved on the outer wall of the piston cylinder device, the piston cylinder device comprises a rotary piston, an air closing device, a rotary piston lug, an air guide chamber, an air flow channel exhaust hole, a central hole channel, a movable block, a piston cylinder and an air flow channel, the piston cylinder is a piston cylinder with a hollow cavity structure, the movable block is arranged on the piston cylinder, the rotary piston is arranged in the piston cylinder, the rotary piston lug is arranged on the outer surface of the rotary piston, the air flow channel exhaust hole is arranged on the outer surface of the rotary piston, the air closing device is arranged on the face, far away from the barrel group, the air guide chamber is arranged in a gap between the piston cylinder and the rotary piston.

Further, the gas-tight device comprises a sealing element, a triangular supporting block, a central hole, a spring and a trunk, wherein the trunk is arranged on the inner wall of the gas-tight device, a plurality of trunks are distributed along the circumference of the gas-tight device, the sealing element is arranged on the inner wall of the gas-tight device, the triangular supporting block is arranged in the gas-tight device, the spring is arranged in the gas-tight device, one end of the spring is connected to the sealing element, and the other end of the spring is connected to the triangular supporting block.

Furthermore, the piston cylinder device is provided with a plurality of groups of movable blocks, a plurality of groups of rotary piston lugs and a plurality of groups of air flow channel exhaust holes, wherein the plurality of groups of movable blocks are uniformly arranged on the piston cylinder along the circumferential direction of the piston cylinder, the plurality of groups of rotary piston lugs are uniformly arranged on the outer surface of the rotary piston, and the plurality of groups of air flow channel exhaust holes are uniformly arranged on the outer surface of the rotary piston.

Furthermore, a sliding groove is arranged on the plane cam curved groove and surrounds the circumferential direction of the plane cam curved groove.

Furthermore, the movable block can rotate around a rotating shaft on the outer surface of the piston cylinder, a long pin is arranged on the movable block, and one end of the long pin is inserted into the sliding groove.

Further, the air guide chamber is a closed space comprising an outer wall of the rotary piston, a lug of the rotary piston, a movable block and an inner wall of the piston cylinder.

Furthermore, an exhaust hole is arranged in the barrel and leads to the air-closing device.

Furthermore, a small protrusion is arranged on the side face, far away from the return spring, of the sealing element, and the sealing element can block the exhaust hole in the body tube.

Further, the top of the rotary piston lug is in contact with the inner wall of the piston cylinder device.

Furthermore, the outer wall of the piston cylinder device is provided with a plurality of heat dissipation holes.

Furthermore, a plurality of body pipe hoops are arranged on the body pipe group, and the body pipe group is composed of a plurality of body pipes.

The invention adopts the structure to obtain the following beneficial effects: the rotary driving device for the cam type rotating tube weapon provided by the invention is simple to operate, compact in mechanism and reasonable in design, directly utilizes high-pressure gas generated by the firing pin hitting the tail of the bullet to drive the rotary piston to rotate, does not need the motion transmission of an intermediate transmission part, is high in transmission efficiency, and can fully utilize the gas capability of gunpowder due to the fact that high-temperature high-pressure gas is used for working in the firing time interval of two adjacent bullets.

Drawings

FIG. 1 is an overall configuration view of a rotary driving device of a cam type rotating tube weapon according to the present invention;

FIG. 2 is a view of a rotary piston of a rotary drive for a cam barrel weapon according to the present invention;

FIG. 3 is a cross-sectional view of a piston cylinder of a rotary cam barrel weapon drive of the present invention;

FIG. 4 is a view showing the internal structure of a gas-closing device of a rotary driving device of a cam-type rotating tube weapon according to the present invention;

fig. 5 is a structure diagram of a plane cam curved groove of a rotary driving device of a cam type rotating tube weapon.

The device comprises a tripod 1, a tripod 2, a casing 3, a piston cylinder device 4, a barrel group 5, a barrel hoop 6, a gas closing device 7, a plane cam curve groove 8, a rotary piston lug 9, a rotary piston 10, an air flow channel exhaust hole 11, an air flow channel 12, a piston cylinder 13, a movable block 14, an air guide chamber 15, a barrel 16, a triangular support block 17, a spring 18, a sealing piece 19, a central hole channel 20, a sliding groove 21 and a long pin.

Detailed Description

The technical solutions of the present invention will be described in further detail with reference to specific implementations, and all the portions of the present invention that are not described in detail in the technical features or the connection relationships of the present invention are the prior art.

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

As shown in fig. 1-5, the rotary driving device for a cam-type rotating-tube weapon according to the present invention comprises a triangular bracket 1, a casing 2, a piston cylinder device 3, a planar cam curved groove 7 and a barrel group 4, wherein the casing 2 is disposed on the triangular bracket 1, the piston cylinder device 3 is fixedly connected to a side of the casing 2, the barrel group 4 is disposed on a side of the piston cylinder device 3 away from the casing 2, the planar cam curved groove 7 is sleeved on an outer wall of the piston cylinder device 3, the piston cylinder device 3 comprises a rotary piston 9, an air-closing device 6, a rotary piston lug 8, an air-guiding chamber 14, an air-flow passage exhaust hole 10, a central hole passage 19, a movable block 13, a piston cylinder 12 and an air-flow passage 11, the piston cylinder 12 is a piston cylinder 12 with a hollow cavity structure, the movable block 13 is disposed on the piston cylinder 12, the rotary piston 9 is disposed inside the piston cylinder 12, the rotary piston lug 8 is arranged on the outer surface of the rotary piston 9, the air flow channel exhaust hole 10 is arranged on the outer surface of the rotary piston 9, the air closing device 6 is arranged on the surface, away from the barrel group 4, of the rotary piston 9, the central hole channel 19 is arranged in the center of the rotary piston 9, one end of the central hole channel 19 is communicated with the air closing device 6, the air flow channel 11 is uniformly arranged on the side wall of the central hole channel 19 in the radial direction, one end of the air flow channel 11 is communicated with the central hole channel 19, the other end of the air flow channel 11 is communicated with the air guide chamber 14, and the air guide chamber 14 is arranged in a gap between the piston cylinder 12.

The air-tight device 6 comprises a sealing element 18, triangular supporting blocks 16, springs 17 and a barrel 15, wherein the barrel 15 is arranged on the inner wall of the air-tight device 6, the barrel 15 is distributed along the circumference of the air-tight device 6, the sealing element 18 is arranged on the inner wall of the barrel 15 in the air-tight device 6, the triangular supporting blocks 16 are arranged in the air-tight device 6, the springs 17 are arranged in the air-tight device 6, one end of each spring 17 is connected to the corresponding sealing element 18, and the other end of each spring 17 is connected to the corresponding triangular supporting block 16.

The plane cam curved groove 7 is provided with a sliding groove 20, and the sliding groove 20 surrounds the plane cam curved groove 7 in the circumferential direction.

The movable block 13 rotates around the rotating shaft on the outer surface of the piston cylinder 12, a long pin 21 is arranged on the movable block 13, and one end of the long pin 21 is inserted into the sliding groove 20.

The air guide chamber 14 is a closed space including the outer wall of the rotary piston 9, the rotary piston lug 8, the movable block 13 and the inner wall of the piston cylinder 12.

The barrel 15 is provided with vent holes leading into the obturator 6.

A small projection is provided on the side of the seal 18 remote from the return spring.

The tops of the rotary piston lugs are in contact with the inner wall of the piston cylinder device 3.

And a plurality of heat dissipation holes are formed in the outer wall of the piston cylinder device 3.

The body pipe group 4 is provided with a plurality of body pipe hoops 5, and the body pipe group 4 is composed of a plurality of body pipes 15.

When the high-temperature and high-pressure gas enters the gas closing device 6, the sealing piece 18 can be opened temporarily by the impact force of the high-temperature and high-pressure gas, the spring 17 is compressed under the pressure of the high-temperature and high-pressure gas, after the high-temperature and high-pressure gas enters the gas closing device 6, the high-temperature and high-pressure gas enters the central duct 19 without leakage because the gas guide holes in the other two ducts 15 are blocked by the sealing pieces 18 supported by the spring 17 and cannot enter the other two ducts 15, the spring 17 does not bear the pressure, the sealing pieces 18 are restored to the original positions by the spring 17, and then the high-temperature and high-pressure gas flows into the outer wall of the rotary piston 9 from the gas flow channel 11 along the central duct 19, In a closed air guide chamber 14 consisting of a rotary piston lug 8, the inner wall of a piston cylinder 12 and a movable block 13, high-temperature and high-pressure gas in the air guide chamber 14 acts on the rotary piston lug 8 and the movable block 13, the pressure difference existing on two sides of the rotary piston lug 8 drives the rotary piston 9 to rotate around the rotation axis of the rotary piston 9 and drives a barrel group 4 to rotate, when the rotary piston 9 rotates for a certain angle under the action of the gas, the high-temperature and high-pressure gas is exhausted through an exhaust hole on the piston cylinder 12 after the rotary piston lug 8 passes through the exhaust hole, the pressure of the air guide chamber 14 is reduced to normal pressure after the gas is exhausted, a long pin 21 on the movable block 13 is inserted into a sliding groove 20, the movable block 13 can be closed along the movement track of the sliding groove 20 of the long pin 21, when the rotary piston lug 8 rotates to be in contact with the movable block 13, the movable block 13 can be opened along, after the rotary piston lug 8 bypasses the movable block 13, the movable block 13 is closed along the motion track of the sliding groove 20, and the air guide chamber 14 forms a closed air chamber environment to prepare for the entering of air when the next projectile is fired.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.