CN114459283A

CN114459283A - Device for firing 2-4 ten thousand bullets per minute for 42 machine guns

Info

Publication number: CN114459283A
Application number: CN201911131630.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Bao Jiewen
Current assignee: Bao Jiewen
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2022-05-10

Abstract

42 machine guns are closed, 42 bullets are shot each time, 2-4 thousands of bullets are shot each minute, the bullets have no shell, the bullet range of the machine gun is 0.3 kilometer and the bullet range of the 30mm cannonball is 3.5 kilometers. The air plane can be blocked. Part of the barrel may not be fired. The distance between the impact points of the outer ring gun tube is enlarged or reduced, the distance between the impact points of a small target is 0.1 meter, the distance between the impact points of a large target is 5-8 meters, and multiple airplanes can be attacked at the same time. If a plurality of cannons are used, 1000 manned airplanes or unmanned airplane clusters in the air can be destroyed in 1 minute. On 42 gun (cannon) tubes of each door, a national standard 1130 fire control radar for a near-defense cannon is installed, and 40 targets are locked simultaneously. The 100 doors are arranged in different distances and different directions of major targets in a large city, 4000 incoming targets can be intercepted and locked at the same time, all airplane missiles which come from the other party are knocked down, the situation that the other party knocks down to damage people and objects is ensured to be avoided, one door gun is equivalent to firepower of one step of barracks, and the enemies can be killed one by one and can be killed one by one at a time within thousands of meters, so that the enemies can be killed one by one, and the enemies can be killed at a long distance. The army of the aircraft carrier and warship group army is provided with the weapon, so that all aircraft missiles attacked by enemies can be intercepted, and ground personnel of enemies can be refused at a long distance of thousands of meters.

Description

Device for firing 2-4 ten thousand bullets per minute for 42 machine guns

Technical Field

The technology relates to a machine gun (cannon) device which uses a frame square structure and an umbrella stand circular structure to connect 42 gun (cannon) tubes and uses two groups of transverse grouping ammunition feeding and single tube ammunition feeding modes to shoot 42 ammunition (cannon) each time and shoot 2-4 ten thousand ammunition (cannon) ammunition per minute.

Back environment technology

The gatherin gun uses traditional propellant powder, the steel storm gun electrically launches, 1130 the near-defense cannon gatherin type.

Disclosure of Invention

42 machine guns (cannons) without recoil shoot 2-4 thousands of bullets (cannons) per minute, 42 gun tubes are connected by a frame structure and an umbrella stand ring-shaped connecting structure, and two groups of transverse row grouping bullet supply and single tube bullet supply modes are used for supplying bullets, so that partial gun tubes can not shoot.

A combined two-group stereo frame connecting structure fixes 42 gun tubes, has no recoil, no shell (gun) bullet and can rotate. Each group of frame is divided into 7 rows of gun (cannon) tubes, each row of 3 gun (cannon) tubes is loaded for 21 shots.

40 screw rods and 44 screw sleeves installed on the 3 rd gun barrel on each right side, 34 gun drivers simultaneously drive 40 screw rods to retreat, outer gear blocks of the screw sleeves are inserted into corresponding hole notches of bullet (gun) barrels, when 35 exhaust holes are retreated, the 40 screw rods drive the screw sleeves to rotate for 180 degrees for half a circle, the bullet barrels are driven to rotate rightwards to enter 3 gun (gun) barrel positions, and 3 bullets are aligned to gun (gun) chambers of 3 gun (gun) barrels on a transverse row. At the same time, the rear upper stop of the heat insulation plate 52 hooks the groove hook wall in front of the lower part of the bolt, and when the front end of the bolt is aligned with the exhaust hole 35, the bolt catches the heat insulation plate 52 and then moves back to the positioning position.

The spring 37, compressed by the bolt 34, expands, impacts the bolt 34 and advances and pushes the bullet into the chamber of 3 guns. 3 bullet heads impact the gun (cannon) chamber and insert the gun (cannon) tube, 39 weight-adding forward impacts the bullet cannon primer, detonates the propellant powder explosion, and so on.

A3-circle ring connecting structure of a second umbrella stand fixes 42 gun pipes, a plurality of 55-radius columns with different lengths are connected by taking a center gun pipe as a circle center, a gun pipe is connected to each node with different lengths on each 55-radius column to form 3 circles of circumferences, each circle of circumference ring is connected with the gun pipe with the same radius, and the 42 gun pipes form 3 circles of circumference ring-shaped umbrella stand structural integrity.

And a 46-tube clamping plate and a 58-spring are arranged at a connecting point at the front end of each gun tube on the outer ring, the 46-tube clamping plate clamps 1 gun tube, and the interior of the 46-tube clamping plate is vertically supported by the 58-spring.

After the 63 umbrella support slipknots of the central gun (cannon) tube are installed, a 62 computer driver is installed to drive the 63 umbrella support slipknots to advance or retreat, and the striking points of the outer gun (cannon) tube immediately expand or contract the space. When a small target is hit, the distance between the impact points is reduced to 0.1 meter, and when a large target is hit, the distance between the impact points is enlarged to 5-8 meters, so that a plurality of airplanes can be attacked at the same time. And if the number of the aircraft guns is several, 1000 manned aircraft or unmanned aircraft clusters are destroyed in 1 minute. The computer is provided with a laser ranging and calculating device, and the distance between the impact points at the distance of several kilometers is automatically calculated.

And 26. the initiating explosive in the structure B is electrically ignited and initiated. 51. The outside of the bakelite is provided with a battery. 38. The micro-spring is changed into a card board. And 39, changing the weight adding into a connecting plate. 36. The striking pin rod is provided with a positive and negative wire structure, and the front striking pin head is changed into a positive and negative point.

The aircraft gun utilizes the new theoretical design of air-tight, and the chamber volume is greater than the projectile body volume, and application space theory decompression heat dissipation improves the 8 times impact force of reflection shock wave to the warhead in airtight theory, improves the range, and the theoretical test data of this technical basis have:

(the tensile strength of 40crni2si2mova steel developed in China A has a mpa of 1925 mpa.

B, explosion and impact at roll 23, stage 6: a detonation wave corner propagation three-dimensional numerical simulation is disclosed, wherein the detonation velocity of the detonation wave corner is 7302 and 6886M/S, and is reduced along with the S length.

C Wuhan's college blasting engineering Chapter: the power of the high-efficiency explosive per square centimeter of detonation wave front is up to 1010 watts. As the shock wave forms, the entropy of the medium will increase. 7) The shock wave propagates in pulses without periodicity. 8) When a strong incident shock wave is reflected at the surface of a rigid obstacle,the pressure on the wave front of the reflected shock wave being incident shock Wave front pressure 8 times.

The thrust of D, TNT explosion is about 800 kg m²A one kilogram TNT blast may generate 420 kilo joules of energy, calculated as 1 joule-0.102 kg-meter, and a one kilogram TNT may deliver energy to move a one kilogram object 428 km).

The initial speed of the bullet or 30mm shell is more than 3000 m/s. 2-4 ten thousand bullets or 30mm shells are shot at a shooting speed of one minute, no recoil force exists, and the bullets (shells) have no shells. The range of the bullet is 0.3 ten thousand meters, the range of the 30mm shell is 3.5 ten thousand meters, and the airplane in the air can be blocked. On 42 gun (cannon) tubes of each door, a national standard 1130 fire control radar for a near-defense cannon is installed, and 40 targets are locked simultaneously. Every important target in every big city arranges 100 doors on different distance and different direction, can intercept and lock 4000 incoming targets at the same time, hit all the aircraft missiles that the other party attacks, guarantee not let the other party's ground injure people's destroyer. The one-door gun is equivalent to the firepower of one-step barracks, and can kill the enemies one by one in a minute of thousands of meters and kill the enemies at a long distance. Several guns can destroy 1000 unmanned planes or planes in one minute. The army of the aircraft carrier and warship group army is provided with the weapon, so that all aircraft missiles attacked by enemies can be intercepted, and ground personnel of enemies can be refused at a long distance of thousands of meters.

Drawings

FIG. 1 shows a grid framework connection 42 gun barrel.

Fig. 2 shows a schematic view of a 42-gun tube connected with an umbrella stand structure.

Fig. 3 is a schematic front view of a gun tube 42 of the umbrella stand structure.

Fig. 4 shows a gun barrel.

Fig. 5, a schematic view of a machine gun bullet.

Figure 6 is a schematic diagram of a 30mm projectile.

Fig. 7, a schematic view of the firing pin of the barrel of the gun.

Detailed Description

In figure 1, the machine gun tube is made of 40crni2si2mova steel, and the tensile strength pressure mpa reaches 1925 mpa. Thickening to bear the explosive impact of the propellant powder and launch bullets and 30mm shells; the gun (cannon) tube used for the umbrella stand structure has shorter 35 exhaust holes and also has short gun (cannon) tube. Each gun tube is provided with a 40-thread rotary rod and a 44-thread spiral sleeve, the thread pitch is short, and the bullet belt is driven to move one bullet position to the right each time.

2. The longitudinal connecting rod 5 is a transverse connecting rod which is connected with and fixes a gun tube; each row of transverse connecting rods of each group is connected and fixed with 3 gun tubes. 3. The bullet (cannonball) belt is loaded with bullets or cannonballs and provided with a hole notch, and the outer gear baffle of the spiral sleeve is inserted into the hole notch of the bullet to drive the bullet (cannonball) belt to move. 4. The switch machine plate is provided with 21 corresponding openings, each row is provided with 3 openings, the two sides of each opening are provided with a locking notch plate, and the plate spring presses the locking notch plates to semi-seal the openings; the left side is provided with 8 switch baffles for controlling the plate spring, 8 switch baffles are pressed, the plate springs with 21 openings open the locking notch plate, and the 39 weight freely enters and exits the openings. Then 8 switch blocks are pressed, the plate spring is loosened, the plate spring presses the locking opening plate to semi-seal the opening, 39 are not moved, and 21 gun machines are not moved; a group of non-shooting shots can be locked. 6. The transverse fixing seat fixes the gun tube on the transverse connecting rod. And 9, the outer frame is connected with the longitudinal connecting rod and the transverse connecting rod. 10. And the sighting device automatically measures the distance and aims at the target. 11. A support column for supporting 42 gun tubes. 12. And the bearing is used for the support column to rotate. 13. The foot frame and the bearing 42 gun tubes can be connected to the automobile or can be arranged on the ground. 14. The torque is moved, screwed or loosened, and the 42 gun pipes are controlled to rotate. 15. The foot frame is arranged below the outer rotating sleeve. 16. A bullet head. 17.24. And the stabilizing rod is connected to the rear part of the warhead, is provided with 2 hollow fish tail wings, fixes propellant powder and stably flies. 25.18, propellant powder, mixed explosive and combustible, wherein the explosive shock wave launches bullet shells with the explosion speed of more than 3000 m/s. Initiating explosive, initiating propellant. The 21.30mm bullet is filled with 22 high explosive and 23 steel balls. 27.20. The hollow pits protect the primary explosive from being impacted. 31. The shooting range of the shell-free (cannon) bullet is 0.3 kilometer, and the shooting range of the 30mm cannonball is 3.5 kilometer. 32. The chamber of the bullet (cannon) is larger than the diameter of the bullet (cannon), and the pressure is reduced for heat dissipation. 34. The gun has 36 striking pins passing through it, the front end has striking head and cover gas plate, the back end passes through 4 switch plates, and has 39 weight and 38 micro springs. 37. The reset spring is used for expanding the push bolt and the like to advance. And the 40 thread rotary rod is externally provided with threads and is connected to the outside of the bolt. 44 spiral shell, connect on every row of 3 rd rifle (big gun) pipes, connect on every rifle (big gun) pipe of umbrella structure, it has the screw thread to have in, the outside has an external tooth to keep off, when 34 rifle bolts drive the screw-thread swing and retreat, when retreating 35 row gas vents, 40 screw-thread swing drives the spiral shell and rotates 180 degrees for half a circle, the outside external tooth of spiral shell keeps off and inserts the corresponding orifice notch in bullet area, it advances 3 rifle tube positions to drive bullet area to turn right, 3 bullet (big gun) are just aiming at the rifle (big gun) thorax of 3 rifle (big gun) pipes on the horizontal row, the rifle bolt continues to retreat to the location. When the screw rod advances, the screw rod idles for a half turn 180 degrees in the screw sleeve and advances to the positioning. 41. The bullet (cannon) belt mouth is inserted into the bullet (cannon) belt. 42. The forward thrust cap converts the forward thrust and the recoil of high-pressure gas at the muzzle into forward thrust. 46. The tube clamping plate is connected with the 55-radius column, the other end clamps the 1 gun tube, and the gun (cannon) tube is supported by 58 springs up and down in the tube clamping plate. 48. The protective cover protects the safety of machine gun personnel, and prevents bullets and laser filtering wave absorption. 51, bakelite, grip. 52. The temperature locking plate is used for separating high temperature and interacting with the gun machine 34, slides in the special groove, is provided with a tension spring with a hook stop, and drives the temperature locking plate to retreat when the gun machine retreats to a certain position and is hooked by the hook stop and retreats to the vent hole 35; when the gun moves forward, the temperature-locking plate is driven to move forward, the gun pusher (gun) shoots into the chamber, and the temperature-locking plate is inserted into the positioning groove forward to cover the bullet on the bullet belt. 55. One end of the radius column is fixed on the central gun tube, and a plurality of gun tubes are connected at different distances; there is a rear radius post and a front radius post. 56. The circumferential ring frame is connected with gun tubes with the same radius, and 42 gun tubes form a whole of a 3-circle circumferential umbrella frame structure. 57. A connecting buckle, a fixed radius column and a gun (cannon) tube. 59. The umbrella front stay bar is connected with the front parts of the central gun (cannon) tube and the outer ring gun (cannon) tube. 60. And the reverse support rod is connected with the front part of the central gun (cannon) tube and the umbrella front support rod, the distance of the front part of the outer ring gun (cannon) tube is expanded and contracted, and the distance between the impact points of the outer ring gun (cannon) tube is expanded and reduced. 61. The connecting ring slipknot is movably connected with a gun tube and a back stay of a front stay of the umbrella. 62. The computer driver drives 63 the umbrella support slipknot to advance or retreat, and the distance between the impact points of the outer ring gun (cannon) tube is expanded or reduced. 64. The inner sleeve seat and the outer sleeve seat are fixedly connected with a 42-tube gun (cannon) tube and can rotate; the lower part is fixed 66 to the vehicle. 65. And (4) fastening and twisting, and screwing or loosening the inner sleeve seat and the outer sleeve seat.

26, a gun tube of the umbrella stand structure, and initiating explosive is initiated by electric ignition. 51. The outside of the bakelite is provided with a battery. 38. The micro-spring is changed into a card board. 39. The weight is changed into a connecting plate. 36. The striking pin rod is provided with a positive and negative wire structure, and the front striking pin head is changed into a positive and negative point. Pressing computer key of

computer driver

62, 38 card plates of 42 gun tubes are automatically shifted, 39 connecting plates are connected with batteries on bakelite, 36 striking pins strike 26 initiating explosive, the positive and negative poles of the striking pins are connected with the positive and negative poles of the initiating explosive, and the initiating explosive explodes to detonate the firing explosive. Pressing the computer key again, the 38 card board automatically moves into the 39 connecting board, the power is cut off, and the 42 gun tube is stopped. The partial barrel power supply can be disconnected from firing.

The technology is realized as follows:

two groups of three-dimensional grid frames are connected and fixed with 42 gun tubes, two groups of switch baffles (8) are pressed, two groups of 21 open-ended plate springs open a locking notch plate, and a heavy hammer passes through the opening; the reset spring (37) stretches out the push bolt (34) and pushes the striking rod (36) of the gun machine (34) to move forward through the thread rotating rod (40) and the temperature locking plate (52); the gunlock (34) pushes 42 sub (cannon) bullets (31) into a bullet chamber (32) of the sub (cannon) bullets; meanwhile, the screw-thread rotary rod (40) idles for a half turn of 180 degrees in the spiral sleeve and advances to be positioned; the temperature-locking plate (52) is inserted into the positioning groove forwards to cover the bullet on the bullet belt of the bullet (cannon); the bullet head (16) or the bullet head (21) of the 30mm bullet is knocked into a gun tube, a heavy hammer (39) impacts a striking pin rod (36) to knock the primer (19) and (26) of the bullet (cannon), the propellant powder (18) and (25) are detonated, and 42 bullets are fired each time. When the shooting is stopped, the switch block (8) is pressed, the opening is half-sealed by the locking plate, the weight (39) is clamped, and the bolt (34) cannot advance.

The umbrella stand circular ring structure is connected and fixed with 42 gun (cannon) tubes, a reset spring (37) extends and opens, a gun pusher (34) pushes a firing pin rod (36) and a thread rotating rod (40) and a temperature locking plate (52) move forward, and the gun pusher (34) pushes a bullet (cannon) into a gun (cannon) chamber (32); the screw thread rotary rod (40) idles for a half circle of 180 degrees in the spiral sleeve and advances to a proper position, and the temperature locking plate (52) is inserted into the positioning groove forwards to cover bullets on the bullet belt of the bullet (cannon); when a computer key of a computer driver (62) is pressed, a card board (38) on a 42-branch gun (cannon) tube automatically deflects, a connecting board (39) is connected with a battery power supply on a bakelite (51), the positive pole and the negative pole of a striker head are connected with the positive pole and the negative pole of an initiating explosive, the initiating explosive explodes to detonate the initiating explosive, and 42 bullets (cannons) are launched. If the shooting is stopped, the computer key is pressed, the card board (38) automatically moves in, the power supply is cut off, the gun (cannon) tube stops, and the power supply of part of the gun (cannon) tube can be cut off to prevent shooting. The mouth of the gun barrel is provided with a front thrust device, and no recoil exists during shooting.

Claims

The device is characterized in that a square first combination formed by connecting and fixing 42 gun (cannon) tubes by two groups of three-dimensional grid frames is adopted, each group of 21 gun (cannon) tubes is divided into 7 rows, and each row of 3 gun (cannon) tubes is arranged; two groups of switch baffles (8) are pressed, the plate spring opens the locking plate, and the heavy punch passes through; the reset spring (37) stretches out the push bolt (34) and pushes the striking rod (36) of the gun machine (34) to move forward through the thread rotating rod (40) and the temperature locking plate (52); the temperature-locking plate (52) is inserted into the positioning groove forwards to cover the bullet on the bullet belt of the bullet (cannon); the bullet head of the bullet shell is knocked into a gun (cannon) tube, a heavy hammer (39) impacts a striking needle rod (36) to knock the primer of the bullet (cannon), the propellant powder is exploded, and 42 bullets (cannon) are launched; the bolt face (34) drives the threaded rotary rod to retreat, when the bolt face retreats to the exhaust hole opening (35), the 40 threaded rotary rod drives the spiral sleeve to rotate for half a turn for 180 degrees, an external tooth baffle outside the spiral sleeve is inserted into a corresponding hole notch of the bullet belt to drive the bullet belt to rotate rightwards into 3 gun tube positions, 3 bullets are aligned to gun chambers of 3 gun tubes on the transverse row, and the bolt face retreats to be positioned continuously; the reset spring (37) is expanded to be shot again in a reciprocating way; if the shooting is stopped, the switch block (8) is pressed, the opening is half-sealed by the locking plate, the weight adding hammer (39) is clamped, and the gunlock (34) cannot advance; a3-ring circular connecting structure of an umbrella stand fixes a cylinder B combination of 42 gun pipes, a central gun pipe is connected and fixed with a front radius column (55) and a rear radius column (55), the radius columns (55) are connected with 3 rings of gun pipes, only 9 gun pipes are arranged on the inner ring, and a circular ring stand (56) is connected with 3 rings of gun pipes to form a circular umbrella stand integrated structure of 42 gun pipes; a reset spring (37) of a 42 gun tube is stretched and opened, and a pushing bolt (34) pushes a sub (gun) to be shot into a gun chamber (32); when a computer key of a computer driver (62) is pressed, a card board (38) on a 42 gun (cannon) tube automatically deflects, a connecting board (39) is communicated with a battery on a bakelite (51) to detonate a propellant powder for explosion, and shock waves launch 42 bullet (cannon) bullets; the shooting range of the bullet is 0.3 kilometer, and the shooting range of the cannonball is 3.5 kilometers; if the shooting is stopped, the computer key is pressed, the card board (38) automatically moves in, the power supply is cut off, the gun (cannon) tube stops, and the power supply of part of the gun (cannon) tube can be cut off to prevent shooting; the protective cover (48) protects the safety of the machine gun (cannon) personnel, and prevents bullets and laser wave absorption filtering.
2. The apparatus for firing 2-4 million sub-projectiles per minute for a 42-machine gun as claimed in claim 1, wherein: the first kind of combination is divided into 2 groups, and the switch gear (8) controls the entrance and exit of 21 weight adding hammers (39); a switch stop (8) is pressed, a locking plate is opened by the plate springs with 21 openings, and a heavy hammer passes through the openings; the reset spring (37) stretches out the push bolt (34) and pushes the striking rod (36) of the gun machine (34) to move forward through the thread rotating rod (40) and the temperature locking plate (52); the gunlock (34) pushes 42 sub (cannon) bullets (31) into a bullet chamber (32) of the sub (cannon) bullets; meanwhile, the screw-thread rotary rod (40) idles for a half turn of 180 degrees in the spiral sleeve and advances to be positioned; the temperature-locking plate (52) is inserted into the positioning groove forwards to cover the bullet on the bullet belt of the bullet (cannon); a bullet head (16) or a 30mm shell bullet head (21) is collided into a gun (cannon) tube, a heavy hammer (39) impacts a plunger rod (36) to impact primer (19) and (26) of the bullet (cannon) tube, propellant charges (18) and (25) are detonated, shock waves emit 42 bullet (cannon) shots, the propellant charges are exploded and impact a gun machine (34) to compress a reset spring (37) to retreat, when the gun machine (34) retreats to an air exhaust hole (35) opening part, a temperature locking plate (52) is driven to retreat, a threaded rotary rod (40) is driven to rotate a screw sleeve for 180 degrees in a half circle, an external gear outside the screw sleeve is inserted into a corresponding hole notch of the bullet (cannon) tube, the bullet (cannon) with the rotor (cannon) rotates to 3 gun tube positions rightwards, 3 bullet (cannon) shots are aligned to a gun (cannon) chamber (32) of 3 gun (cannon tubes on a transverse row, and the gun machine (34) drives the threaded rotary rod (40) with the temperature locking plate (52) to continue retreating to positioning; the reset spring (37) is expanded to be launched again, and the reciprocating cycle is carried out; if the shooting is stopped, the switch block (8) is pressed again, the opening is closed by the locking plate in a half way, the weight adding hammer (39) is clamped, and the bolt (34) cannot advance; a set of barrels may be locked from firing.
3. The apparatus for firing 2-4 million sub-projectiles per minute for a 42-machine gun as claimed in claim 1, wherein: the umbrella stand 3 circles the ring connection structure fixes 42 guns (cannon) tube, the peripheral several circles of gun tubes of the anterior part of gun tube move backward like the open microphone gradually, the back of gun tube presents the conical structure, 42 bullets become the cone-shaped flight; the peripheral gun barrel and the central gun barrel firstly hit a target to perforate the circumference of the target and flower in the center, and then the gun barrel is moved backwards to hit the target to blast and crush the target with the circular area in the circumference hole; a reset spring (37) of a 42 gun tube is stretched and opened, a firing pin rod (36) of a pushing gun (34) is pushed, a thread rotating rod (40) and a temperature locking plate (52) advance, and the pushing gun (34) pushes a bullet (cannon) into a gun chamber (32); the screw thread rotary rod (40) idles for a half circle of 180 degrees in the spiral sleeve and advances to a proper position, and the temperature locking plate (52) is inserted into the positioning groove forwards to cover bullets on the bullet belt of the bullet (cannon); when a computer key of a computer driver (62) is pressed, a card board (38) on 42 gun tubes automatically deflects, a connecting board (39) is connected with a battery power supply on a bakelite (51), the positive pole and the negative pole of a striker head are connected with the positive pole and the negative pole of a primary explosive, the primary explosive explodes to detonate a propellant powder, and shock waves launch 42 primer (gun) bombs; meanwhile, the high-pressure gas impacts the gun machine (34) to retreat, when the gun machine (34) drives the thread rotating rod (40) of the temperature locking plate (52) to retreat to the opening part of the exhaust hole (35), the thread rotating rod (40) rotates the screw sleeve for 180 degrees, an external gear stop outside the screw sleeve is inserted into a corresponding hole notch of a bullet (cannon) belt, the bullet (cannon) belt is driven to rotate rightwards to enter 1 gun (cannon) pipe position, 3 gun (cannon) pipes can be supplied by one bullet (cannon) belt, the number of the bullet (cannon) belts is reduced, 42 bullet (cannon) bullets are aligned to a gun (cannon) chamber (32) of the 42 gun (cannon) pipes, and the gun machine (34) drives the thread rotating rod (40) of the temperature locking plate (52) to retreat to be positioned continuously; the reset spring (37) is expanded to be launched again, and the reciprocating is carried out in the way; the computer driver (62) drives the umbrella support slipknot (63) to move forward or backward to drive the front part of the gun (cannon) tube of the 3 rd circle to move outwards or inwards in the tube clamp plate (46), and the landing point of the gun (cannon) tube of the outer circle is reduced or expanded in distance; if the shooting is stopped, the computer key is pressed, the card board (38) automatically moves in, the power supply is cut off, and the gun tube stops; if necessary, the power supply of partial gun tube can be cut off to prevent shooting.