CN1092157A - The locking mechanism of gun - Google Patents
The locking mechanism of gun Download PDFInfo
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- CN1092157A CN1092157A CN 93102496 CN93102496A CN1092157A CN 1092157 A CN1092157 A CN 1092157A CN 93102496 CN93102496 CN 93102496 CN 93102496 A CN93102496 A CN 93102496A CN 1092157 A CN1092157 A CN 1092157A
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Abstract
Locking mechanism has breech-block frame (3), pulley breech-block (7) and emitted energy compensator (9), compensator (9) engages with breech-block (7) is movable, gun barrel (2) at gun can be done angular displacement when unblanking, and the compensate for emission energy can be passed to breech-block frame (3) in this case.Locking mechanism also has locking lever (12), one force arm (14) engages with breech-block frame (3) is movable, and another arm of force when gun barrel (2) locking and gun barrel casket (1) interact, and gun barrel (2) when unblanking and the slip breech-block interact, to guarantee comprising that the locking mechanism of striker (15) and ejection device might move back and forth.
Description
The present invention relates to gun and assembly thereof, more precisely, relate to the locking mechanism of gun.
The characteristics of existing gun have high recoil when being shooting, cause reducing when automatic fire firepower closeness (accuracy that hits the mark).The main key of influence shooting recoil and automatic fire closeness is the locking mechanism of gun.
The positive engagement of one of main element-breech-block and other assembly when used locking mechanism can guarantee the gun barrel locking so just produces strong recoil to shooter's shoulder when shooting.
Therefore, for part is eliminated recoil, very important task is to improve the structure of locking mechanism.
Locking mechanism on the Andrey Kalashnikov automatic rifle be widely known by the people (" gunnery book ", military publishing house of Soviet Union Ministry of National Defence, Moscow, 1973, P.132), it has the breech-block frame of band pull bar, and described pull bar is installed in the front of gun barrel in the gun barrel casket, and be connected with gas piston, also have and be installed in the movable breech-block that can move back and forth in the breech-block frame and rotate with respect to gun tube axis.
Special-shaped breach is arranged in the breech-block frame, and corresponding projection is arranged on the slip breech-block, be used for breech-block frame and the interaction of slip breech-block when gun barrel is unblanked with locking.In addition, two impact retainers are arranged on the slip breech-block, be used for when unblanking and the interaction of gun barrel casket with locking.
When supervening the emission of high pressure powder gases, the part powder gases promotes gas piston when entering gas compartment, drive the breech-block frame by pull bar.
The breech-block frame moves to the back during extreme position, rotates breech-block and makes it impact retainer by withdrawing from the engagement of gun barrel casket, thereby guarantee unblanking of gun barrel.
After this, the breech-block frame arrives the back extreme position with breech-block, and returning spring carries out the locking of gun barrel with they fronts of rebounding with opposite program.
As can be seen, when the gun barrel locking, produce positive engagement between breech-block and the gun barrel casket.When shooting, emitted energy passes to shooter by gun barrel casket and connected backing plate like this, causes weapons status to change and the sight line skew, so just causes that the firepower closeness reduces.
Also has a kind of well-known gun locking mechanism (" the material parts of firearms ", A.A. Bradley is total to La Wofu, national defence publishing house, Moscow, 1946, P.760), it is installed in the front of gun barrel in the gun gun barrel casket, and has the breech-block frame of trough of belt, and groove is parallel to gun barrel, returning spring wherein is housed, and with the slip breech-block of bearing-surface facing to gun barrel, breech-block has definite position when the gun barrel locking, moves back and forth along gun tube axis when unblanking, have the striker that impacts part and be placed in the groove of slip breech-block, and the ejection device.
Corresponding oblique projection and the skewed slot of being shaped on the facing surfaces of breech-block frame and slip breech-block.
Identical with above-mentioned locking mechanism, in this structure, also be provided with the pull bar that is connected with air rammer.
After realizing shooting, the breech-block frame is moved to the back extreme position on one side by pull bar, and enters engagement with the respective grooves on its oblique projection and the slip breech-block, nip with mention the slip breech-block, make it by withdrawing from the engagement of gun barrel casket.
After arriving the back extreme position, breech-block frame and slip breech-block return the home position under the effect of returning spring, carry out the gun barrel locking by opposite program.
Identical with the locking mechanism of Andrey Kalashnikov automatic rifle, in known locking mechanism, between slip breech-block and gun barrel casket, also there is positive engagement during the locking gun barrel, recoil and the sight line skew very strong when causing gun barrel to be unblanked to shooter's shoulder.
Can reduce the closeness of firepower and the efficient of shooting when in a word, using this locking mechanism.
Basic purpose of the present invention provides a kind of locking mechanism of gun, be connected with the gun barrel casket with breech-block frame, breech-block by some new elements and these elements, guarantee and to come the compensated part emitted energy with locking mechanism itself, thereby reduce recoil and improve the firepower closeness, thereby improve the efficient of shooting.
The method that achieves the above object is, the locking mechanism of gun is installed in the gun barrel casket of rifle (big gun) pipe front, it has the breech-block frame, the groove that is parallel to gun tube axis wherein is set, place returning spring in the groove, and with the slip breech-block of bearing-surface facing to gun barrel, breech-block has definite position when the gun barrel locking, when unblanking, realize moving back and forth along gun tube axis, having the striker that impacts part is placed in the groove of slip breech-block, and ejection device, according to the present invention, also has the emitted energy compensator, it engages in the activity on one side of its bearing-surface with the slip breech-block, its installation makes when the gun barrel locking might cover the gun barrel groove, and might be in when gun barrel is unblanked do angular displacement in the plane of fluted shaft by gun barrel axle and breech-block frame, compensate energy and pass to above the breech-block frame part to guarantee launch gun barrel, locking mechanism also has the locking lever, be shaped on it and the coaxial groove of breech-block frame inner groovy, so that returning spring freely passes through, an arm of force of locking lever engages from facing toward gun barrel on one side versatilely with the breech-block frame, and might rotate along plane by gun tube axis and breech-block frame upper groove axis, another arm of force when the gun barrel locking and the gun barrel casket interact, to guarantee that the gun barrel groove is launched the energy compensating device and covers, and gun barrel is when unblanking, interact on one side by bearing-surface is opposite with the slip breech-block, assurance is along the reciprocating possibility of gun tube axis, and part of the impact of striker at this moment and ejection device are in the emitted energy compensator.
Importantly the emitted energy compensator is a block, has first end wall facing to gun barrel, be shaped on the recess of device cartridge case base on the end wall, the center that its position makes recess is when the gun barrel locking and the dead in line of gun barrel, compensator also has reciprocal second end wall, the bearing-surface of its part and slip breech-block has the interaction of less degree, first end wall is when the gun barrel locking and its axis normal, form an acute angle with movable breech-block bearing-surface simultaneously, also have two oppose side walls, a sidewall of first centering facing to the rifle doorframe on one side, shoot projection and be shaped on another sidewall, and being shaped on the pod that is used in the gun barrel casket, installing usefulness on another oppose side wall, groove has the change in elevation that is increased gradually by first end wall to the second end wall.
In order in the emitted energy compensator, to settle the impact part and the ejection device of striker, must make two grooves that dispose at an angle mutually, wherein first groove when the gun barrel locking with the slip breech-block on groove coaxial, and have the outlet opening that its center overlaps with the center of recess, and second groove has it and is centered close to outlet opening beyond the recess scope.
For the emitted energy compensator is connected with the slip breech-block, be preferably on second end wall of emitted energy compensator and make projection with rectangular base, its two little limits overlap with the seamed edge of second end wall, two big limits are then with vertical with the plane of breech-block frame inner groovy axis by gun tube axis, simultaneously be shaped on its shape groove identical on one side with projection at slip breech-block upper support face, place projection in the groove, have the gap.
Hope is made projection cylindrical.
Projection is made
Font also suits.
Also can do like this, for the emitted energy compensator is connected with the slip breech-block, make projection on one side at its bearing-surface, with respect to being provided with plane symmetry ground by gun tube axis and breech-block frame upper groove axis, and on second end wall of emitted energy compensator, be shaped on the shape groove identical with projection, place this projection in the groove, have the gap.
Hope is made the T font with projection.
When transmitting the compensate for emission energy, a part during second end wall of emitted energy compensator and breech-block frame interact partly must be made as planar shaped, and another part is made sphere.
Reasonably the practice is in the breech-block frame pull bar to be set, groove in pull bar and the breech-block frame is coaxial and by being rigidly connected on one side with the emitted energy compensator part that interacts, in the emitted energy compensator, be shaped on the groove coaxial, place this pull bar in the groove, have the gap with pull bar.
For pull bar is freely passed through, the suitable interior groove of emitted energy compensator that makes is made as cylindrical shape, on one side and have enlarged facing to the breech-block frame.
Preferably make the groove of emitted energy compensator make ditch shape on technology, its bottom is a cylindrical shape.
Locking lever and breech-block frame are movable to be engaged in order to make, suit in the breech-block frame, to make the region between the heart and the diaphragm hole, wherein place a cylindrical arm of force of locking lever, another arm of force of lever is made as wedge shape, each end has cylindrical bump, one side opposite with the bearing-surface groove that is shaped on corresponding to locking lever wedge shape arm shape in the slip breech-block at this moment.
The locking lever is preferably combined by two parts, and with respect to being provided with plane symmetry ground by gun tube axis and breech-block frame upper groove axis, distance therebetween guarantees that the groove that forms can make returning spring freely pass through, at this moment in the breech-block frame, be shaped on two coaxial the region between the heart and the diaphragm holes, place an arm of force of combination locking lever in each the region between the heart and the diaphragm hole, an arm of force is cylindrical, another arm of force is that a wedge shape and an end have cylindrical bump, and in the slip breech-block, being shaped on two grooves, each groove is corresponding to the shape of the combination locking lever wedge shape arm of force.
Above-mentioned locking mechanism so allow to reduce greatly recoil and improve the firepower closeness, has satisfied the requirement of modern shooting validity owing to have most of energy that the emitted energy compensator can absorb powder gases.
The design feature of locking mechanism is both to have can be used for light-duty firearms, can be used for cannon again, and its difference only is size.
In cannon, adopt above-mentioned locking mechanism to guarantee the reliable locking of barrel not needing to use under the auxiliary heavy parts situation, and necessary for this purpose in the ordinary course of things these auxiliary heavy parts that use, so just greatly reduce weight, make cannon trend towards portable weapon.
Making above-mentioned locking mechanism does not need to adopt special equipment and expensive material, makes the production of this locking mechanism have good manufacturability.
Further explain the present invention below by some embodiment and description of drawings, wherein:
Fig. 1 illustrates the locking mechanism according to gun of the present invention, and this mechanism is in the gun barrel locking states, has cylindrical bump (along the local vertical section of gun tube axis) on its emitted energy compensator;
Fig. 2-same Fig. 1 is in gun barrel unlocking condition (with the part section of emitted energy compensator);
Fig. 3-emitted energy compensator of the present invention is along Fig. 1 arrow A view;
Fig. 4-locking lever is along Fig. 1 arrow B view;
Fig. 5-be provided with slip breech-block of groove;
Fig. 6-same Fig. 1 has on the emitted energy compensator
In shape projection and the breech-block frame pull bar is arranged;
Fig. 7-same Fig. 6, gun barrel is in unlocking condition;
Fig. 8-same Fig. 6 has T shape projection on the slip breech-block;
Fig. 9-same Fig. 8, gun barrel is in unlocking condition;
Figure 10-slip breech-block is along Fig. 8 arrow C view;
Figure 11-have the emitted energy compensator of T-slot, along Fig. 8 arrow C view;
Figure 12-same Figure 11 is along Fig. 8 arrow D view;
Another embodiment of Figure 13-locking lever is along Fig. 8 arrow E view;
Figure 14-be under the gun barrel locking states combination locking lever and the coupling assembling (along the gun tube axis partial longitudinal section) of breech-block frame and slip breech-block;
Figure 15-same Figure 14 is in the gun barrel unlocking condition;
Figure 16-combination locking lever is along Figure 14 arrow F view;
Figure 17-have the slip breech-block of two grooves, along Figure 14 arrow G view;
The locking mechanism of gun is installed in the front of (Fig. 1) its gun barrel 2 in the gun barrel casket 1, it comprises breech-block frame 3, be shaped on the groove 5 that is parallel to gun barrel 2 axis 4 in the breech-block frame, place returning spring 6 in the groove, this spring one end is fixed in the breech-block frame 3, and the other end is fixed on (not shown) in the gun barrel casket 1.
Locking mechanism comprises the slip breech-block 7 of its bearing-surface 8 facing to gun barrel 2, and at bearing-surface 8 one side and the slip breech-block 7 movable emitted energy compensators 9 that engage.
The installation of emitted energy compensator 9 when gun barrel 2 lockings, make the groove that might cover it, and when gun barrel 2 is unblanked, might on the plane of the axis 10 by gun barrel 2 axis 4 and breech-block frame 3 inner groovies 5, do angular displacement, to guarantee that will launch the compensation energy passes to the part 11 that faces toward gun barrel 2 on the breech-block frame 3.
Locking mechanism also has locking lever 12, be shaped on it and the coaxial groove 13 of breech-block frame 3 inner groovies 5, so that returning spring 6 is freely passed through, locking lever 12 is engaging facing to gun barrel 2 is movable on one side with an arm of force 14 and breech-block frame 3, makes to rotate on the plane of the axis 10 by gun barrel 2 axis 4 and breech-block frame 3 inner groovies 5.The arm of force 14 of lever 12 is installed in (not shown) in the region between the heart and the diaphragm hole in the breech-block frame 3 in the above-described embodiments.
Locking mechanism also comprises striker 15, and its major part is positioned at the groove on the slip breech-block 7, and it impacts the groove that part 16 is positioned at emitted energy compensator 9.
At this moment the groove of emitted energy compensator 9 is coaxial when gun barrel 2 is in locking states with the groove of slip breech-block 7.
Fig. 1 illustrates the state of locking mechanism when gun barrel 2 lockings, at this moment wherein is placed with the shell case 17 of belt bullet, and weapon performs shooting and prepares.For shell case 17 is placed in the emitted energy compensator 9, be shaped on recess, the center of this recess overlaps with gun barrel 2 axis 4 when gun barrel 2 locking states.
Second of locking lever 12 arm of force 18 interacts with the impact retainer 19 that is fixed in the gun barrel casket 1 in this state.
Be provided with the pod 20 of level altitude on the sidewall of slip breech-block 7, and be shaped on degree of uprising pod 21 on the sidewall of emitted energy compensator 9, the height of groove is by rising facing to gun barrel 2 parts to increasing gradually facing to slip breech-block 7 parts.Pod 20,21 is used for slip breech-block 7 and emitted energy compensator 9 are installed in gun barrel casket 1, and they might be moved back and forth.
On the sidewall of breech-block frame 3, be equipped with and shoot handle 22 again.
Emitted energy compensator 9 is a block, have facing to vertical with the axis 4 of gun barrel 2 when the locking states on first end wall 23 of gun barrel 2 and opposed second end wall, 24, the second end walls 24 with bearing-surface 8 a small amount of interactional parts of slip breech-block 7 and first end wall 23.At this moment form sharp angle between the bearing-surface 8 of the end wall 24 of emitted energy compensator 9 and slip breech-block, emitted energy compensator 9 might be realized angular displacement when gun barrel 2 is unblanked in the scope of this angle.
In order to make emitted energy compensator 9 and slip breech-block 7 movable joints, on the sidewall 24 of emitted energy compensator 9, be shaped on the projection 25 of rectangle basal plane, two little limit overlaps with the seamed edge of end wall 24, and two big limits are vertical with the plane of the axis 10 of breech-block frame 3 inner groovies 5 with the axis 4 that passes through gun barrel 2.
For emitted energy compensator 9 and breech-block frame 3 are interacted when gun barrel 2 is unblanked reliably, sidewall 24 parts of emitted energy compensator 9 or the part 11 of breech-block frame 3 can be made into the plane, and another part is made sphere.The sidewall 24 whole planes of making in such scheme, and the part 11 of breech-block frame 3 is made sphere.
The mutual alignment of Fig. 2 illustrates gun barrel 2 when unblanking locking mechanism assembly.At this moment emitted energy compensator 9 position occupied are bearing-surfaces 8 that its end wall 24 is parallel to slip breech-block 7, and promptly emitted energy compensator 9 is in respect to second extreme position after 7 rotations of slip breech-block.
Second arm of force 18 of locking lever 12 is by interacting with slip breech-block 7 with bearing-surface 8 opposite one side in this state.
In emitted energy compensator 9, be shaped on and place the groove groove at an angle of striker 15, ejection device 27 is installed in the groove.
Make recess 28(Fig. 3 on one side in emitted energy compensator upper end wall 23 simultaneously), be used to place shell case 17 bottoms (Fig. 1), the axis 4 of the gun barrel 2 when these recess 28 positions will make its center with the gun barrel locking states overlaps.
Place ejection device 27(Fig. 2) outlet opening 29(Fig. 3 of groove) be positioned on the end wall 23 being centered close to outside recess 28 scopes (Fig. 3) of hole.
In emitted energy compensator 9, be shaped on for the otch 30 that moves back empty-cartridge-case and advance to play projection 31 near otch 30 places.
Fig. 4 paints locking lever 12 and has the cylindrical arm of force 14 and the wedge shape arm of force 18, has cylindrical bump 32 on their end face.Returning spring 6(Fig. 1 when therefore the groove 13 on the locking lever 12 can guarantee 12 rotations of locking lever, 2) freely pass through.Have widened section in such scheme further groove 13 at the entrance and exit place, tilt and block to prevent to reply spring 6.
For the wedge shape arm of force 18 that makes locking lever 12 interacts when gun barrel 2 is unblanked with slip breech-block 7, on slip breech-block 7, be shaped on the groove 33(Fig. 5 on band fillet and plane), promptly the shape of groove 33 is corresponding with the shape of the wedge shape arm of force 18 of locking lever 12.
In order to make slip breech-block 7 and breech-block frame 3(Fig. 1,2) engage, on slip breech-block 7, be shaped on pod 34(Fig. 5).
The structure of above-mentioned locking mechanism is best suited for cannon, portable automatic rocket launcher, large-scale portable machine gun and automatic gun.
The following embodiment of locking mechanism may be successfully used to firearms, and air rammer that is connected with the breech-block frame and the energy that utilizes powder gases are adopted in there regulation usually,
For breech-block frame 3 and air rammer (not shown) are coupled together, be provided with pull bar 35(Fig. 6 at breech-block frame 3), pull bar and breech-block frame are rigidly connected, and install coaxially with groove 5 on one side at gun barrel 2.
In such scheme, on the end wall 24 of emitted energy compensator 9, be shaped on
Shape projection 36, and on slip breech-block 7, be shaped on
Shape groove 37 is placed projection 36 in the groove, have the gap.Projection 36 and groove 37 are set have like this guaranteed of the flexible connection of emission compensator 9, and the α angle between gun barrel 2 locking states end walls 24 and bearing-surface 8 has guaranteed that emitted energy compensator 9 might carry out angular displacement when gun barrel 2 is unblanked with slip breech-block 7.
Emitted energy compensator 9 have make under pull bar 35 situations with breech-block frame 3 in the coaxial groove 38 of groove 5, guarantee that pull bar 35 can move freely when breech-block frame 3 is movable.
The state of Fig. 7 illustrates gun barrel 2 when unblanking locking mechanism assembly, at this moment the position of emitted energy compensator 9 and position class shown in Figure 2 are seemingly.
Fig. 8 illustrates another embodiment of locking mechanism, and is basically with Fig. 1, similar shown in 6.Difference is on emitted energy compensator 9 to make sphere with the part 39 of the part 40 interactional end walls 24 of breech-block frame 3, and part 40 is made the plane, and emitted energy compensator 9 contacts reliably with breech-block frame 3 when so just having guaranteed that gun barrel 2 is unblanked.
In the cylindrical arm of force 14 of locking lever 12, be used to make returning spring 6 freely through grooves 41 to have ditch shape, its degree of depth is constant to the turning cylinder of locking lever 12, on gun barrel 2 directions, enlarge subsequently, returning spring 6 can unhinderedly move when locking lever 12 rotated when so just having guaranteed that gun barrel 2 is unblanked, as shown in Figure 9.
In order to make emitted energy compensator 9 and slip breech-block 7 movable joints, Yi Bian be shaped on projection 42(Figure 10 at its bearing-surface 8), the position of projection and pass through gun barrel 2 axis 4(Fig. 8) and the plane symmetry of the axis 10 of breech-block frame 3 upper grooves 5.Projection 42(Figure 10 in such scheme) makes T shape.
In emitted energy compensator 9, be shaped on simultaneously corresponding groove 43(Figure 11), its shape and T shape projection 42(Figure 10) corresponding.
The groove 44(Figure 12 that passes through for pull bar 35 in such scheme) make ditch shape, its bottom is a planar shaped for circular and sidewall.
Figure 13 shows the embodiment of the groove 41 of locking lever 12.
Emitted energy compensator 9(Figure 11,12) and locking lever 12((Figure 13) the foregoing description processing that is highly advantageous to because groove 43(Figure 11), groove 41(Figure 13), 44(Figure 12) all can adopt in Milling Process.
In addition, the assembling and the decomposition of locking mechanism have also been simplified.
Figure 14,15 illustrates the assembly that tightens up of combined locking lever 45, has breech-block frame 3 and slip breech-block 7, is in gun barrel 2(Fig. 8 respectively) locking and unlocking condition.
Locking lever 45(Figure 14) this embodiment can be used for having hammer mechanism and drives in the firearms of striker 15.
In such scheme, locking lever 45(Figure 16) forms by two parts, these two parts are with respect to the axis 4(Fig. 8 by gun barrel 2) and the plane symmetry ground of the line of rabbet joint 10 of the groove 5 of breech-block frame 3 be provided with, and keep certain distance, supply returning spring 6 freely through grooves 41 to guarantee to form.
In order to place combined locking lever 45, in breech-block frame 3, be shaped on two the region between the heart and the diaphragm hole (not shown)s, place an arm of force 46(Figure 16 in each hole), an arm of force 46 of locking lever 45 is made cylindrical, another arm of force 47 is made wedge shape (Figure 14,15), and the one end has cylindrical bump 48(Figure 16).
Simultaneously at slip breech-block 3(Figure 17) on be shaped on two grooves 49, its position is with respect to the axis 4(Fig. 8 by gun barrel 2) and the plane symmetry of the axis 10 of breech-block frame 3 inner groovies 5.At each groove 49(Figure 17) in, the wedge shape arm of force 47 of placement combined locking lever 45.
The working method of the locking mechanism of above-mentioned gun is as follows.
In order to begin to shoot, locking mechanism is by shooting handle 22(Fig. 1 again) be placed into back extreme position (not shown) and be placed into state shown in Figure 1 by pulling the trigger.At this moment the part of the end wall 24 of emitted energy compensator 9 is fitted with the part 11 of breech-block frame 3.
Meanwhile locking lever 12 is with its core bump striker 15, and the impact part 16 of striker is clashed into the detonator of bullets.Bullet moves along gun barrel 2 this moment, and shell case 17 then moves to reverse under the powder gases energy.
The cylindrical arm of force 14 of locking lever 12 rotates when 3 motions of breech-block frame, make returning spring 6 freely pass through groove 13, the wedge shape arm of force 18 of locking lever 12 withdraws from the impact retainer 19(Fig. 2 with gun barrel casket 1) engagement, with its cylindrical bump 34(Fig. 4) with groove 33(Fig. 5 of slip breech-block 7) enter engagement, the breech-block 7 that so just causes sliding is with breech-block frame 3(Fig. 1) move to extreme position afterwards.
Meanwhile emitted energy compensator 9 moves on the guide rail of gun barrel casket 1 with slip breech-block 7 by the engaging of the groove 26 of projection 25 and slip breech-block 7.
When 9 motions of shooting energy compensating device, ejection device 27(Fig. 2) catch shell case 17, and it is discharged gun barrel 2.
When arriving the back extreme position, locking mechanism turns back to the home position under the effect of returning spring 6.
Its projection of emitted energy compensator 9 usefulness 31(Fig. 3 when moving to the home position) catch new bullet and it sent into gun barrel 2(Fig. 1) in.
By the work of described locking mechanism as can be seen, because it has adopted emitted energy compensator 9 to absorb the energy of most of powder gases, greatly reduce recoil, this is just favourable to shooter's performance status.While has been improved the firepower accuracy of one of index as fire efficiency greatly.
Should be pointed out that when above-mentioned locking mechanism is used for cannon that with the existing locking mechanism sample comparison of cannon, weight reduces makes an appointment with half.Approach portable weapon with regard to the cannon that makes this locking mechanism of assembling like this.
The work of the locking mechanism shown in Fig. 6,7 and Fig. 1, similar substantially shown in 2.
Difference is that when breech-block frame 3 is reciprocating the pull bar 35 that is connected with the air rammer of firearms can unhinderedly pass through the groove 38 of emitted energy compensator 9 where necessary.
At this moment 9 of emitted energy compensators are when motion, available its
Shape projection 36 meshes reliably with the groove 37 of slip breech-block 7.
The embodiment of locking mechanism shown in Fig. 8,9, characteristics are to have better manufacturability and lower weight.
The work of this locking mechanism and recited above similar.
The projection 42(Figure 10 that is making on the slip breech-block 7) with at the groove 43(Figure 11 on the emitted energy compensator 9) can guarantee that they engage reliably when moving back and forth.
Locking lever 45(Figure 14,15 in the embodiment of locking mechanism), is used to be installed to the firearms that use hammer mechanism (not shown) with the assembly that breech-block frame 3 and slip breech-block 7 engage.Bump to striker 15 when shooting is in the case undertaken by hammer mechanism, and said procedure is pressed in action subsequently.
At this moment wedge shape arm of force 47(Figure 16 of combined locking lever 45) withdraw from and gun barrel casket 1 retainer 19(Figure 15) engagement, and its projection 48(Figure 16) enter groove 49(Figure 17 of slip breech-block 7) in.
This shows that the locking mechanism of proposition has the versatility structure, both be suitable for firearms, also be suitable for cannon, can alleviate their weight greatly, make them become suitable portable weapon.
Adopt locking mechanism of the present invention can reduce when shooting recoil to shooter's shoulder greatly, this is with regard to the actual variation of the directionality of gun barrel when having eliminated shooting, thereby has improved the firepower closeness and improved efficient.
The present invention can be used for producing in the national defense industry firearms of many kinds, for example automatic shotgun, automatic rifle, machine gun, pistol, sporting rifle etc.
The present invention also can use in cannon is produced, for example portable automatic rocket launcher, large-scale portable machine gun and automatic machine gun.
Claims (18)
1, a kind of locking mechanism of firearms formula weapon, it is installed in the front of the interior gun barrel of gun barrel casket (1) (2), has: the breech-block frame (3) of band groove (5), groove (5) is parallel to the axis (4) of gun barrel (2), places returning spring (6) in the groove; With the slip breech-block (7) of bearing-surface (8) facing to gun barrel (2), this breech-block (7) has definite position when gun barrel (2) locking, and axis (4) implementation along gun barrel (2) when unblanking moves back and forth; Has the striker (15) in the groove that impacts part (16) and place slip breech-block (7); And ejection device (27), it is characterized in that it has emitted energy compensator (9), this compensator (9) engages with slip breech-block (7) is movable on one side at the bearing-surface (8) of slip breech-block (7), its installation makes the groove that might cover gun barrel (2) when gun barrel (2) locking, and when unblanking, might on the plane of the axis (10) of the groove (5) of axis (4) by gun barrel (2) and breech-block frame (3), do angular displacement, to guarantee that will launch the compensation energy passes to the part (11) that breech-block frame (3) upward faces toward gun barrel (2), locking mechanism also has locking lever (12), be shaped on the groove (13) coaxial on it with breech-block frame (3) inner groovy (5), so that returning spring (6) freely passes through, an arm of force (14) of locking lever is engaging facing to gun barrel (2) is movable on one side with breech-block frame (3), and might be along the plane rotation of the axis (10) of the groove (5) of axis (4) by gun barrel (2) and breech-block frame (3), another arm of force (18) of locking lever when gun barrel (2) locking and gun barrel casket (1) interact, being launched energy compensating device (9) with the groove that guarantees gun barrel (2) covers, and at gun barrel (2) when unblanking, interact on the opposite one side of bearing-surface (8) with slip breech-block (7), assurance is along the reciprocating possibility of gun barrel (2) axis (4), and the impact of striker (15) part (16) and ejection device (27) all are in the emitted energy compensator (9) simultaneously.
2, according to the described locking mechanism of claim 1, it is characterized in that emitted energy compensator (9) is a block, it has first end wall (23) facing to gun barrel (2), be shaped on the recess (28) of device shell case (17) bottom on it, its position overlaps the center of recess (28) with the axis (4) of gun barrel when gun barrel (2) locking, compensator also has reciprocal second end wall (24), the bearing-surface (8) of its part and slip breech-block (7) has the interaction of less degree, first end wall (23) is vertical with its axis (4) when gun barrel (2) locking, and form an acute angle (α) with the bearing-surface (8) of movable breech-block (7), also have two oppose side walls, a sidewall in first oppose side wall facing to breech-block frame (3) on one side, shoot projection (31) and be shaped on another sidewall, and being shaped on the pod (21) that is used in gun barrel casket (1), installing usefulness on another oppose side wall, groove has the change in elevation that is increased gradually to second end wall (24) by first end wall (23).
3, according to the described locking mechanism of claim 2, it is characterized in that for impact part (16) and the ejection device (27) of striker (15) are set in emitted energy compensator (9), make two grooves that dispose at an angle mutually, wherein first groove when gun barrel (2) locking with slip breech-block (7) on groove coaxial, and outlet opening arranged, its center overlaps with the center of recess (28), and second groove then has the outlet opening (29) beyond its scope that is centered close to recess (28).
4, according to claim 2 or 3 described locking mechanisms, it is characterized in that on second end wall (24) of emitted energy compensator (9), being shaped on the projection (25 of rectangular base, 36), its two little limits overlap with the seamed edge of second end wall, two big limits are then vertical with the plane of the axis (10) of axis (4) by gun barrel (2) and breech-block frame (3) inner groovy (5), at this moment be provided with shape and projection (25 on one side at slip breech-block (7) upper support face (8), 36) identical groove (26,37), place projection (25 in the groove, 36), have the gap.
5,, it is characterized in that projection (25) makes cylindrical according to the described locking mechanism of claim 4.
6,, it is characterized in that projection (36) makes according to the described locking mechanism of claim 4
Shape.
7, according to claim 2 or 3 described locking mechanisms, it is characterized in that making projection (42) on one side at the bearing-surface (8) of slip breech-block (7), be provided with respect to plane symmetry ground with the axis (10) that passes through gun barrel (2) axis (4) and breech-block frame (3) inner groovy (5), and on second end wall (24) of emitted energy compensator (9), be shaped on its shape groove (43) identical with projection (42), and place projection (42) in the groove (43), have the gap.
8,, it is characterized in that projection (42) makes T shape according to the described locking mechanism of claim 7.
9, according to claim 2 or 3 described locking mechanisms, it is characterized in that when transmitting the compensate for emission energy, second end wall of emitted energy compensator (24) made planar shaped with a part in breech-block frame (3) the interaction part (11), and another part is made sphere.
10, according to the described locking mechanism of claim 4, it is characterized in that when transmitting the compensate for emission energy, second end wall (24) of emitted energy compensator made planar shaped with a part in breech-block frame (3) the interaction part (11), and another part is made sphere.
11, according to the described locking mechanism of claim 7, it is characterized in that when transmitting the compensate for emission energy, second end wall (24) of emitted energy compensator made planar shaped with a part in breech-block frame (3) the interaction part (11), and another part is made sphere.
12, according to claim 1 or 2 or 3 described locking mechanisms, it is characterized in that being provided with in the breech-block frame (3) pull bar (35), groove (5) in pull bar and the breech-block frame (3) is installed coaxially, and by being connected rigidly on one side with the interactional part of emitted energy compensator (9) (11), in emitted energy compensator (9), be shaped on the groove (38 coaxial with pull bar (35), 44), place pull bar (35) in the groove, have the gap.
13, according to the described locking mechanism of claim 10, it is characterized in that being provided with in the breech-block frame (3) pull bar (35), groove (15) in pull bar and the breech-block frame (3) is installed coaxially, and by being connected rigidly on one side with the interactional part of emitted energy compensator (9) (11), in emitted energy compensator (9), be shaped on the groove (38 coaxial with pull bar (35), 44), place pull bar (35) in the groove, have the gap.
14, according to the described locking mechanism of claim 11, it is characterized in that being provided with in the breech-block frame (3) pull bar (35), groove (15) in pull bar and the breech-block frame (3) is installed coaxially, and by being connected rigidly on one side with the interactional part of emitted energy compensator (9) (11), in emitted energy compensator (9), be shaped on the groove (38 coaxial with pull bar (35), 44), place pull bar (35) in the groove, have the gap.
15,, it is characterized in that the groove (38) in the emitted energy compensator (9) is made circular groove shape, and facing toward breech-block frame (3) Yi Bian have enlarged according to the described locking mechanism of claim 13.
16, according to the described locking mechanism of claim 13, it is characterized in that the groove (44) in the emitted energy compensator (9) is made ditch shape, its bottom is a cylindrical shape.
17, according to claim 1 or 2 or 3 described locking mechanisms, it is characterized in that locking lever (12) and breech-block frame (3) are movable to be engaged in order to make, in the breech-block frame, make the region between the heart and the diaphragm hole, wherein place an arm of force (14) of locking lever (12), this arm of force is cylindrical, make wedge shape to its another arm of force (18), each end has cylindrical bump (32), at this moment one side opposite with bearing-surface (8) is shaped on groove (33) in slip breech-block (7), and its shape is corresponding with the shape of the wedge shape arm of force (18) of locking lever (12).
18, according to claim 1 or 2 or 3 or 10 or 11 or 13 described locking mechanisms, it is characterized in that locking lever (45) is combined by two parts, these two parts with respect to the plane symmetry of the axis (10) of the interior groove (5) of axis (4) by gun barrel (2) and breech-block frame (3), distance therebetween guarantees that the groove (41) that forms can make returning spring (6) freely pass through, in breech-block frame (3), be shaped on simultaneously two coaxial the region between the heart and the diaphragm holes, place an arm of force (46) of combination locking lever (45) in each the region between the heart and the diaphragm hole, this arm of force is cylindrical, another arm of force (47) has cylindrical bump (48) for a wedge shape and an end, and in slip breech-block (7), be shaped on two grooves (49), place the wedge shape arm of force (47) of combination locking lever (45) in each groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93102496A CN1055760C (en) | 1993-03-08 | 1993-03-08 | Locking mechanism of gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93102496A CN1055760C (en) | 1993-03-08 | 1993-03-08 | Locking mechanism of gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1092157A true CN1092157A (en) | 1994-09-14 |
| CN1055760C CN1055760C (en) | 2000-08-23 |
Family
ID=4984136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93102496A Expired - Fee Related CN1055760C (en) | 1993-03-08 | 1993-03-08 | Locking mechanism of gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1055760C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949572A (en) * | 2015-04-20 | 2015-09-30 | 王建军 | Boosting inertia free-locking bolt locking by means of leverage theory |
| CN110100146A (en) * | 2016-12-22 | 2019-08-06 | 维克托·米歇特 | Automatic pistol breech-block mechanism |
| CN113692519A (en) * | 2019-02-25 | 2021-11-23 | 莱奥纳尔多股份公司 | Breech block assembly for firearm and related firearm |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2350956B1 (en) * | 1973-10-11 | 1974-05-16 | Bischoff Gasreinigung | Use of alkali salts as additives to washing water circuits for the wet dedusting of gases |
-
1993
- 1993-03-08 CN CN93102496A patent/CN1055760C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949572A (en) * | 2015-04-20 | 2015-09-30 | 王建军 | Boosting inertia free-locking bolt locking by means of leverage theory |
| CN110100146A (en) * | 2016-12-22 | 2019-08-06 | 维克托·米歇特 | Automatic pistol breech-block mechanism |
| CN110100146B (en) * | 2016-12-22 | 2021-09-03 | 维克托·米歇特 | Automatic pistol breech mechanism |
| CN113692519A (en) * | 2019-02-25 | 2021-11-23 | 莱奥纳尔多股份公司 | Breech block assembly for firearm and related firearm |
| CN113692519B (en) * | 2019-02-25 | 2023-12-22 | 莱奥纳尔多股份公司 | Breech block assembly, assembly comprising a breech block assembly and an actuation system, and firearm |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1055760C (en) | 2000-08-23 |
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