Summary of the invention
Basic principle:
The lightweight rifle universal architecture design scheme is by using Multifunctional connecting component, for connecting casing and internal structure
Part directly makes cartridge chamber on Multifunctional connecting component, there is gun barrel interface before cartridge chamber, and cartridge chamber upper left provides guide rod, is used for
Gunlock and kicker are installed.Cartridge chamber upper right along longitudinal hollow out constitute ejection channel, before be provided with the ejection with inclined-plane
Very, for ejection and installation bolt handle.There is a piston hole below the position of bullet in cartridge chamber, built-in piston has gas control below cartridge chamber
Deadlock lever pedestal, gas control deadlock lever are mounted on gas control deadlock lever pedestal with axis, and piston is mounted on the support end of gas control deadlock lever,
Piston moves upwards latching gunlock using the card rail control terminal of the strength driving gas control deadlock lever of powder gas.Multifunctional connecting component
The upper surface of be integrated with and take aim at tool seat, take aim at the groove that tool seat has installation to take aim at tool guide rail along longitudinal direction, this is taken aim at tool guide rail and can install as needed
It is all kinds of to take aim at tool.Gunlock in the structure does not need casing and provides bolt rails, therefore overall plastic casing can be used.
Gunlock in the program uses the semi-free gunlock of gas control negative feedback, by introducing the pressure of powder gas as closing
The power of lock, the pressure change of powder gas are passed to the lock lug of gunlock by piston and gas control deadlock lever, make gunlock not
The pressure of cartridge chamber bottom is only born, also dynamic negative-feedback is constituted by the resistance from gas control deadlock lever simultaneously, plays delay
The effect of unlock can be reduced to the recoil that powder gas generates gunlock when emitting high power rifle bullet satisfaction half certainly
The condition unlocked safely by gunlock;The structure allows the gunlock lighter using construction weight, and lighter gunlock further reduces
The intensity requirement of the guide rod of carrying gunlock operation, further creates condition for integrally-built light-weight design.Cooperation by
Driving lever, shell case guide rail, the deflecting ejection structure for combining composition for pushing away shell prominent bamboo shoot and ejector, can be before the position of shell throwing-out window
It moves.
Transmitter module uses the scheme of rotary hammer fire firing pins.Trigger module includes change lever, and trigger can lead to
The pull rod of too long length drives subsequent transmitter, can also be fit directly on transmitter, to have adapted to support and tie without two kinds of support
The General design requirement of structure rifle.
Specific structure:
The present invention provides a kind of lightweight rifle universal architecture design scheme of modularized design, and the lightweight rifle is general
Structural design scheme incorporates cartridge chamber, gun barrel interface, guide rod, ejection channel, gas control deadlock lever pedestal, work with Multifunctional connecting component
Consent and tool seat is taken aim at, using the recoil of the semi-free gunlock control ammunition of gas control negative feedback, passes through the lower dead center for reducing unlock
Mitigate gunlock weight, by driving lever, shell case guide rail, pushes away the prominent bamboo shoot of shell and ejector combination composition deflecting ejection structure, change trigger
The mounting means of module and transmitter module has been applicable to support or bullpup rifle.It is characterized in that:
The Multifunctional connecting component, for connecting the gun barrel before casing and internal component, including cartridge chamber and cartridge chamber
Interface, for gun barrel interface by screw thread or positioning pin connection gun barrel, guide rod is located at cartridge chamber upper left, for install gunlock and answer into
Spring, guide rod have a convex ribs along longitudinal, there is groove corresponding with convex ribs in gunlock mounting hole, constitute convex-concave position limiting structure, use
It is rotated in prevention gunlock around guide rod.Ejection channel is located at cartridge chamber upper right, is made of the part along longitudinal hollow out, before set
It is equipped with the ejector with inclined-plane, for ejection and installation bolt handle, has gas control deadlock lever pedestal below cartridge chamber, for installing gas control
Deadlock lever, there is piston hole in cartridge chamber below bullet position, built-in piston takes aim at the top that tool seat is located at guide rod and ejection channel.
The semi-free gunlock of gas control negative feedback is made of closedown structure, gas control locking gas control deadlock lever and piston
Bar is made of support end, drive rod and card rail control terminal, and gas control deadlock lever is mounted on gas control deadlock lever pedestal with axis, support end
The upper surface of installation piston, be installed below supporting spring, control card rail control terminal is in falling state, drive rod cartridge chamber side and to
There are the rectangular notch for avoiding pushing away the prominent bamboo shoot of bullet in cartridge chamber rear protrusion, the middle section of card rail control terminal, and two sides have inclined-plane to be used for upwards
Fasten the lock lug of gunlock;When gunlock pushes away bullet and loads, the front end of gunlock to cartridge chamber tail end, is latched gas control on drive rod top
Bar rotation, card rail control terminal rise and enter closed position along the lock lug of inclined-plane and gunlock two sides.Emitting big power
When rifle bullet, the pressure change of powder gas passes to the lock lug of gunlock by piston and gas control deadlock lever, makes gunlock not
The pressure of cartridge chamber bottom is only born, is also constituted dynamic negative-feedback by the resistance from gas control deadlock lever simultaneously, the gunlock is logical
The recoil that gas control negative-feedback reduces gunlock is crossed, delay unlock is played the role of, breech pressure is played and is reduced under unlock
When stop, by the pressure difference that powder gas and negative-feedback are formed, the lock lug of gunlock automatically disengages the control of card rail control terminal
System, enables gunlock to unlock retrogressing as free style gunlock.The gunlock is led by pushing away bullet prominent bamboo shoot, lock lug, shell case
Rail pushes away shell and dashes forward bamboo shoot, the striker that is mounted in gunlock and bolt handle composition, gunlock and kicker from being mounted on guide rod forward below
On.
The deflecting ejection structure by driving lever, shell case guide rail, pushes away the dash forward combination of bamboo shoot and ejector of shell and realizes, dials
Bar be two sides be mounted on from inside to outside with short axle in the mounting hole of transmitter box two sides and rear end be folded upward at, front end enclosure portion
It extends forwardly to dial the structure below shell position on the inside of casing, driving lever is positioned by torque spring;Shell case guide rail is located at the front end of gunlock
Face pushes away the top of the prominent bamboo shoot of bullet, is two structures for blocking shell case groove, which is directed toward the ejection storehouse in cartridge chamber upper right side, when
Push away bullet dash forward bamboo shoot bullet from magazine when embracing faucal push-in cartridge chamber, the shell case groove reformed automatically into shell case guide rail inside,
Shell case is drawn to shell position is dialled when gunlock retreats, the short axle aft section of driving lever is overwhelmed by the lock lug of bolt face side, is driven
The front end of driving lever is lifted, and shell case is pushed in ejection storehouse along the direction of shell case guide rail, gunlock it is multiple into when with pushing away the prominent bamboo shoot handle of shell
Shell case is pushed into ejection channel, after shell case encounters the ejector with inclined-plane, laterally dishes out shell throwing-out window along inclined-plane.It is right on the right side of casing
The position in ejection storehouse is answered to have the spring leaf stretched out inwardly, the mounting distance between the spring leaf and the guide rod of gunlock operation
Less than shell case diameter, spring leaf need to be opened when shell case is dialled in ejection storehouse along shell case guide rail by driving lever, which dials in shell case
Enter and resetted immediately in ejection storehouse, shell case is prevented to fall after rise.
The deflecting ejection structure for traditional, when having holder structure, the direction position of shell case guide rail is arranged in shell throwing-out window,
It is directly dished out shell case by driving lever.
The transmitter module is made of hammer, single-shot resistance iron and transmitter, and each personal axis is mounted on transmitter box
On, the top and side of hammer share the prominent bamboo shoot of a hammer, and single-shot hinders iron and is located in latched position with the torque spring installed around axis,
Transmitter and hammer share a torque spring, and the spring force of the torque spring of hammer is greater than the spring force of the torque spring of single-shot resistance iron;Transmitting
There is hook above the front end of machine, hook has inclined-plane above, and hammer dashes forward bamboo shoot can be along the inclined-plane of hook above transmitter and list
Hair hinders iron and opens, and links up with the latched position composition encirclement structure for the bamboo shoot that dash forward with single-shot resistance iron counter-blow hammer, wherein the hook pair of transmitter
The latched position of the prominent bamboo shoot of hammer is higher than the latched position of single-shot resistance iron, has mounting hole above the front end of transmitter, according to gun
Different structure, mounting hole is for installing pull rod or trigger;When gunlock retrogressing overwhelms hammer, the prominent bamboo shoot of hammer open transmitter along inclined-plane
Hook and single-shot resistance iron after enter latched position, single-shot hinders iron and the hammer bamboo shoot that dash forward is locked in lower first lock when resetting
Positioning is set;Single-shot resistance iron is opened with hook again when transmitter resets, after gunlock leaves hammer, the prominent bamboo shoot of hammer rise and by transmitter
Hook be locked in the second latched position, single-shot resistance iron rule falls in the dash forward side of bamboo shoot of hammer and is not capable of resetting;This structure utilizes trigger
The length variation of stroke realizes single running fire control to control the angular dimension of transmitter rotation, when selecting semi-automatic state, pulls
The stroke that machine moves under the limitation of change lever is shorter, and transmitter hook can only be driven to release the locking of the prominent bamboo shoot of counter-blow hammer, but
The lock function of the prominent bamboo shoot of single-shot resistance iron counter-blow hammer cannot be prevented, therefore after the first hair bullet projects, the gunlock of retrogressing can be again
Hammer is overwhelmed, the prominent bamboo shoot of hammer can not be shot by single-shot resistance iron locking immediately, and only release trigger resets the hook of transmitter simultaneously
Single-shot resistance iron is opened, gunlock leaves hammer, and the prominent bamboo shoot of hammer rise and are locked in after the second latched position just by the hook of transmitter
Next hair bullet can be emitted by cocking;When selecting full-automatic state, change lever releases the limitation to trigger travel,
Trigger drives transmitter to turn to maximum angle by long stroke, and transmitter after pushing down single-shot resistance iron immediately after discharging hammer
End forces single-shot resistance iron to be detached from the latched position of the prominent bamboo shoot of counter-blow hammer, and the movement of hammer is no longer influenced by limitation, to realize full-automatic
Shooting;When trigger resets, single-shot hinders iron release, and transmitter resets therewith, and the prominent bamboo shoot of hammer hinder iron or hair by single-shot when falling
Machine hook locking is penetrated, full automatic fire stops.
The trigger module, is mounted in trigger box by trigger and change lever and is constituted, and the oriented side in the upper end of trigger is prominent
Short axle out, according to the difference of gun structure, the short axle is for installing pull rod or transmitter, and the installation axle of trigger is between short axle
Distance needs be consistent with the distance between the mounting hole above the installation axle to the front end of transmitter of transmitter, make the two
It can be installed separately, can also be directly mounted together by pull rod, realize the simultaneously operating of trigger and transmitter, can be realized
Percussion control mechanism is keeping general without holding in the palm and have on holder structure.Change lever dashes forward bamboo shoot by change lever and handle forms, change lever
Installation axle is located at the installation axle behind and below position of trigger, and it is prominent that the bending part below trigger has step to correspond to subsequent change lever
Bamboo shoot, the prominent bamboo shoot of moving speed machine correspond to the different step of trigger and can control the stroke of trigger, the handle of change lever in trigger module
It is mounted on speed arbor, the position stirred is located in the camber line scope of activities of hand thumb, and change lever passes through control trigger
Stroke can realize insurance, semi-automatic and Automatic Control;When selecting safety position, change lever dash forward bamboo shoot withstand trigger axis in the following,
Keep trigger immovable, when selecting semi-automatic position, the prominent bamboo shoot of change lever are directed at the subsequent lower step of trigger, and trigger can only be pulled
Shorter stroke, when selecting full-automatic position, the prominent bamboo shoot of change lever move down the limitation released to trigger, and trigger travel is maximum;This is pulled
When being used for bullpup, trigger needs to drive transmitter with the long pull rod of a root long machine module, and there is installation in the front end of pull rod
Hole, when use, tangle the short axle of trigger upper end, and also there is a short axle in the rear end side of pull rod, and when installation is inserted into the short axle of pull rod
In the mounting hole of the upper end of transmitter;Trigger module and transmitter module are applied traditional when having holder structure, need trigger and
Transmitter is co-axially mounted, and in the mounting hole for the upper end for needing the short axle above trigger to be mounted on transmitter, makes transmitter
Overall structure is constituted with trigger.
Described takes aim at tool seat, has the longitudinally mounted groove for taking aim at tool guide rail above, there is installation screw in groove side, takes aim at tool guide rail
On have mounting hole, take aim at tool guide rail be packed into groove in fixed with installation screw, this take aim at tool seat groove be suitable for take aim at tool guide rail before and after
Installation is suitable for bullpup when taking aim at tool guide rail and being mounted on and take aim at before tool seat, take aim at tool guide rail be mounted on it is suitable when taking aim at behind tool seat
There is holder structure for traditional, this, which is taken aim at tool guide rail and can install as needed, all kinds of takes aim at tool.
This programme enables to be common to bullpup and traditional has support by the integrated optimization to rifle internal structure
Structure rifle, it is intended to which solving contemporary rifle cannot meet in internal structure simultaneously without holding in the palm and have the structures of two kinds of support layouts general
Property problem.
The course of work:
Under empty chamber state, insurance is opened, change lever is toggled it to semi-automatic position.Pull bolt handle, make gunlock along
Guide rod retreats and overwhelms hammer, and hammer prominent bamboo shoot open transmitter along inclined-plane when falling and single-shot hinders iron, enters the prominent bamboo shoot of hammer
To latched position;Single-shot hinders iron and the hammer bamboo shoot that dash forward is locked in lower first latched position when resetting, the hook of transmitter with
I.e. locked hammer dash forward bamboo shoot top higher position open single-shot resistance iron, after gunlock leaves hammer, hammer dash forward bamboo shoot rise and by
The hook of transmitter is locked in the second latched position, the single-shot that is opened resistance iron rule fall in hammer dash forward lower position on the outside of bamboo shoot cannot
It resets.Gunlock travels forward under kicker effect, pushes away the bullet bamboo shoot that dash forward and embraces in bullet mouth from magazine and push away bullet and load, enters cartridge chamber in bullet
In uphill process, the groove of shell case root edge is automatically into the shell case guide rail of the front end face two sides of gunlock.The front end of subsequent gunlock
Drive rod top to cartridge chamber tail end, rotate gas control deadlock lever, card rail control terminal rises and along inclined-plane and gunlock lock lug
Into closed position.Cocking, trigger drive pull rod that the hook of transmitter is pulled to discharge the prominent bamboo shoot of hammer, and hammer passes through impact rifle
Striker triggering primer in machine ignites propellant powder, projects bullet.
Bullet is being detached from shell case moment, the card rail control terminal handle that the pressure of powder gas passes through piston driving gas control deadlock lever
Pressure passes to the lock lug of gunlock two sides so that gunlock bear powder gas generate recoil when, also simultaneously by
The combustion gas resistance that the transmitting of gas control deadlock lever comes, forms negative-feedback.The recoil of gunlock reduces due to by partial offset, thorax internal pressure
When power is reduced to the lower dead center of unlock, by the pressure difference that powder gas and negative-feedback are formed, the lock lug of gunlock takes off automatically
Control from card rail control terminal enables gunlock to unlock retrogressing as free style gunlock.
For gunlock when retreating, the shell case guide rail by lockking shell case root edge groove draws shell case to shell position is dialled, by gunlock
The lock lug of two sides overwhelms the short axle aft section of driving lever, drives the front end of driving lever to lift, shell case along bolt face
The direction of shell case guide rail push the ejection storehouse on right side in casing.The spring leaf for oppressing casing side simultaneously makes shell case enter ejection
Storehouse, spring leaf reset seal shell case and prevent to fall after rise.
The gunlock of retrogressing overwhelms hammer, and single-shot hinders iron and the hammer bamboo shoot that dash forward are locked in lower first locking bit when resetting
It sets, before the transmitter of trigger control resets, the prominent bamboo shoot of hammer just transfer to single-shot resistance iron complete independently locking.
Gunlock is pushing away movement that bullet loads simultaneously under kicker promotion, and the shell that pushes away of gunlock upper end dashes forward bamboo shoot in ejection storehouse
Shell case be pushed forward into ejection channel, after shell case encounters the ejector with inclined-plane, laterally dish out shell throwing-out window along inclined-plane.
Trigger is unclamped, transmitter resets therewith, and higher position opens single-shot resistance iron to the hook of transmitter above, and hammer is prominent
Bamboo shoot rise and are locked in the second latched position by the hook of transmitter, and semi automatic fire stops.
When change lever is toggled it to full-automatic position, cocking to maximum travel position at this time, the hair of pull rod driving
The machine of penetrating, which pushes down single-shot resistance iron, to be resetted, and the movement of hammer is no longer influenced by the obstruction of single-shot resistance iron, also not by the hook of transmitter
It hinders, hammer is in full-automatic emission state.When trigger resets, single-shot hinders iron release, and transmitter resets therewith, and hammer is dashed forward bamboo shoot
Iron is hindered by single-shot when falling or transmitter hook locking, full automatic fire stop.
Detailed description of the invention
Fig. 1: the empty chamber state of bullpup, the tool guide rail of taking aim at taken aim on tool seat are installed forward, and trigger is dashed forward by change lever at this time
Bamboo shoot are locked in safety position.
Fig. 2: opening insurance, and change lever is toggled it to semi-automatic position, pulls bolt handle, gunlock is driven to retreat along guide rod
And hammer is overwhelmed, hammer is dashed forward opens the hook and single-shot resistance iron of transmitter along inclined-plane when bamboo shoot fall, the prominent bamboo shoot of hammer is made to enter lock
Positioning is set;Single-shot hinders iron and the hammer bamboo shoot that dash forward is locked in lower first latched position when resetting.
Fig. 3: transmitter opens single-shot resistance iron in the top higher position of the prominent bamboo shoot of locked hammer immediately, and gunlock leaves hammer
Afterwards, the prominent bamboo shoot of hammer rise and are locked in the second latched position by the hook of transmitter, and the single-shot resistance iron rule opened falls in hammer
Lower position is not capable of resetting on the outside of prominent bamboo shoot;Gunlock travels forward under kicker effect, pushes away the prominent bamboo shoot of bullet and pushes away out of magazine armful bullet mouth
Bullet loads, and enters in cartridge chamber uphill process in bullet, the shell case of the groove of shell case root edge automatically into the front end face two sides of gunlock
In guide rail.
Fig. 4: the front end of gunlock rotates gas control deadlock lever drive rod top to cartridge chamber tail end, and card rail control terminal rises simultaneously
Lock lug along inclined-plane and gunlock enters closed position.
Fig. 5: cocking, trigger drive pull rod to pull the prominent bamboo shoot of transmitter release hammer, and hammer passes through in impact gunlock
Striker triggering primer ignites propellant powder, projects bullet;Bullet passes through piston in disengaging shell case moment, the pressure of powder gas
The card rail control terminal of driving gas control deadlock lever passes to pressure the lock lug of gunlock two sides, so that gunlock is bearing gunpowder combustion
When the recoil that gas generates, the combustion gas resistance also come simultaneously by the transmitting of gas control deadlock lever forms negative-feedback, the recoil of gunlock
Reduce due to by partial offset.
Fig. 6: playing breech pressure when being reduced to the lower dead center of unlock, by the pressure difference that powder gas and negative-feedback are formed,
The lock lug of gunlock automatically disengages the control of card rail control terminal, and gunlock is enabled to unlock retrogressing as free style gunlock;
For gunlock when retreating, the shell case guide rail by lockking shell case root edge groove draws shell case to the position close to driving lever;The rifle of retrogressing
Machine overwhelms hammer, and single-shot hinders iron and the hammer bamboo shoot that dash forward are locked in lower first latched position when resetting.
Fig. 7: being overwhelmed the short axle aft section of driving lever by the lock lug of gunlock two sides, the front end of driving lever driven to lift,
Shell case pushes the ejection storehouse on right side in casing along the direction of the shell case guide rail of the front end face of gunlock, while oppressing on the right side of casing
Spring leaf makes shell case enter ejection storehouse, and spring leaf seals shell case and prevents to fall after rise when resetting.
Fig. 8: gunlock pushes away bullet under kicker promotion and loads, while the shell that pushes away of gunlock upper end dashes forward bamboo shoot the shell case in ejection storehouse
It is pushed forward into ejection channel, after shell case encounters the ejector with inclined-plane, is laterally dished out shell throwing-out window along inclined-plane.
Fig. 9: unclamping trigger, and transmitter resets therewith, and higher position opens single-shot resistance iron to the hook of transmitter above, hits
It hammers prominent bamboo shoot into shape to rise and be locked in the second latched position by the hook of transmitter, semi automatic fire stops.
Change lever: being toggled it to full-automatic position, at this time cocking to range by Figure 10, the transmitter of pull rod driving
Pushing down single-shot resistance iron can not reset, and the movement of hammer is no longer influenced by the obstruction of single-shot resistance iron, also not by the resistance of the hook of transmitter
Hinder, hammer is in full-automatic emission state.
Figure 11: in having holder structure rifle, trigger and transmitter are co-axially mounted, and the short axle above trigger is mounted on transmitter
Upper end mounting hole in, so that transmitter and trigger is constituted overall structure, installed backward in the tool guide rail taken aim at taken aim on tool seat at this time,
The direction position of shell case guide rail is arranged in shell throwing-out window, by the direct ejection of driving lever.
In attached drawing: 1. gun barrels, 2. Multifunctional connecting components, 3. cartridge chambers, 4. gun barrel interfaces, 5. guide rods, 6. gunlocks, 7., which push away bullet, dashes forward
Bamboo shoot, 8. lock lugs, 9. shell case guide rails, 10. push away shell dash forward bamboo shoot, 11. strikers, 12. kickers, 13. driving levers, 14. ejection storehouses, 15.
Ejection channel, 16. bolt handles, 17. ejectors, 18. spring leafs, 19. gas control deadlock lever pedestals, 20. gas control deadlock levers, 21.
Support end, 22. drive rods, 23. card rail control terminals, 24. pistons, 25. supporting springs, 26. hammers, 27. hammers dash forward bamboo shoot, and 28. single-shots hinder
Iron, 29. transmitters, 30. hooks, 31. mounting holes, 32. triggers, 33. short axles, 34. pull rods, 35. change levers are dashed forward bamboo shoot, 36. handles,
37. taking aim at tool seat, 38. installation screws, 39. take aim at tool guide rail, 40. shell cases, 41. bullets.
Specific embodiment
Under empty chamber state, insurance is opened, change lever is toggled it to semi-automatic position;Bolt handle is pulled, gunlock edge is driven
Guide rod retreat and overwhelm hammer, the hammer bamboo shoot that dash forward open the hook of transmitter and single-shot resistance iron enters latched position;Single-shot resistance
The hammer bamboo shoot that dash forward are locked in lower first latched position when resetting by iron, the hook of transmitter high bit top set above immediately
Single-shot resistance iron is opened, after gunlock leaves hammer, the prominent bamboo shoot of hammer rise and are locked in the second latched position, single-shot by the hook of transmitter
Resistance iron rule falls in lower position on the outside of the prominent bamboo shoot of hammer and is not capable of resetting.Gunlock kicker effect under travel forward, push away bullet dash forward bamboo shoot from
It pushes away bullet in magazine armful bullet mouth to load, during bullet enters cartridge chamber and rises, the groove of shell case root edge is automatically into gunlock
In the shell case guide rail of front end face two sides.The front end of subsequent gunlock rotates gas control deadlock lever drive rod top to cartridge chamber tail end, card
Iron control terminal rises and enters closed position along the lock lug of inclined-plane and gunlock.
Cocking, trigger drive pull rod that transmitter is pulled to discharge hammer, and hammer passes through the striker triggering in impact gunlock
Primer ignites propellant powder, projects bullet.
Bullet drives gas control deadlock lever that pressure is passed to rifle in disengaging shell case moment, the pressure of powder gas by piston
The lock lug of machine two sides, so that gunlock is also passed by gas control deadlock lever simultaneously when bearing the recoil of powder gas generation
The combustion gas resistance come is passed, negative-feedback is formed.The recoil of gunlock reduces due to by partial offset, and breech pressure is reduced to unlock
Lower dead center when, by the pressure difference that powder gas and negative-feedback are formed, the lock lug of gunlock automatically disengages card rail control terminal
Control, enable gunlock to unlock retrogressing as free style gunlock.
For gunlock when retreating, the shell case guide rail by lockking shell case root edge groove draws shell case to shell position is dialled, by gunlock
The lock lug of two sides overwhelms the short axle aft section of driving lever, and the front end of driving lever is driven to lift, shell case along the front end of gunlock
The direction of the shell case guide rail in face pushes the ejection storehouse on right side in casing.The spring leaf oppressed on the right side of casing simultaneously enters shell case
Ejection storehouse, spring leaf reset seal shell case and prevent to fall after rise.The gunlock of retrogressing overwhelms hammer, and hammer dashes forward bamboo shoot by single-shot resistance iron completion lock
It is fixed.
Gunlock pushes away bullet and loads under kicker promotion, at the same gunlock upper end push away shell dash forward bamboo shoot the shell case in ejection storehouse forward
It is pushed into ejection channel, after shell case encounters the ejector with inclined-plane, is laterally dished out shell throwing-out window along inclined-plane.
Trigger is unclamped, transmitter resets therewith, and higher position opens single-shot resistance iron to the hook of transmitter above, and hammer is prominent
Bamboo shoot rise and are locked in the second latched position by the hook of transmitter, and semi automatic fire stops.
When change lever is toggled it to full-automatic position, cocking to maximum travel position at this time, the hair of pull rod driving
The machine of penetrating, which pushes down single-shot resistance iron, to be resetted, and hammer is in full-automatic emission state.When trigger resets, single-shot hinders iron release, hair
It penetrates machine to reset therewith, the prominent bamboo shoot of hammer hinder iron or transmitter hook locking, full automatic fire stopping by single-shot when falling.