CN109341410A - Reduce the mechanism of firearms recoil sense - Google Patents
Reduce the mechanism of firearms recoil sense Download PDFInfo
- Publication number
- CN109341410A CN109341410A CN201811522430.4A CN201811522430A CN109341410A CN 109341410 A CN109341410 A CN 109341410A CN 201811522430 A CN201811522430 A CN 201811522430A CN 109341410 A CN109341410 A CN 109341410A
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- CN
- China
- Prior art keywords
- recoil
- gun body
- sense
- firearms
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A25/00—Gun mountings permitting recoil or return to battery, e.g. gun cradles; Barrel buffers or brakes
- F41A25/10—Spring-operated systems
- F41A25/12—Spring-operated systems using coil springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention discloses a kind of mechanisms for reducing the sense of firearms recoil, and firearms include gun body and the trigger being mounted in gun body, breech bolt assembly and recoil check spring；The mechanism for reducing the sense of firearms recoil includes being fixedly mounted on the intracorporal cylinder of rifle, is equipped with preceding annular groove and rear annular groove in the cylinder bore；The mechanism for reducing the sense of firearms recoil further includes round tube, gear ring, torque spring, guide ring, pawl and reset spring.A part of straight line recoil can be changed into the elastic potential energy of torque spring by the present invention, reduced the recoil sense generated when shooting, improved continuous fire precision.
Description
Technical field
The present invention relates to a kind of mechanisms for reducing the sense of firearms recoil.
Background technique
Gunlock barrel extension and recoil type firearms class weapon, the gun propellant combustion of beating instant-emitting bullet generate powder gas push bullet forward
Fly out gun barrel, and recoil also directly acts on gunlock, and gunlock is pushed to move backward.But the weight of gunlock is than bullet bullet
Weight is big, and inertia is also much larger, correspondingly gunlock retreat speed also than bullet fly out muzzle speed it is much slower.So working as
Recoil overcomes the inertia of gunlock and the elastic force of kicker to push gunlock to retreat when opening bore, and bullet flies out muzzle already,
Powder gas is released from muzzle, and the pressure in bore has been reduced to safety value, and the gunlock moved backward can safely extract sky out
Shell case dishes out shell case from shell throwing-out window, and is push and march forward by kicker again when backing to rear barrier structure, passes through magazine
When push away the second hair bullet into bore, complete an automatic cycle.
But for the tommy gun largely using this structure, when recoil pushes gunlock, bullet may be simultaneously
Do not fly out muzzle, therefore the presence of recoil will affect shooting error and fire accuracy.
Summary of the invention
The invention proposes a kind of mechanism for reducing the sense of firearms recoil, its object is to: recoil sense is reduced, raising penetrates
Hit stability and precision.
Technical solution of the present invention is as follows:
A kind of mechanism reducing the sense of firearms recoil, the firearms include gun body and the trigger being mounted in gun body, gunlock group
Part and recoil check spring, the trigger are mounted in gun body, for controlling ballistic projections by rotating manner, and the breech bolt assembly is logical
It crosses sliding matching mode to be mounted in gun body, the recoil check spring is used for after ballistic projections, breech bolt assembly move backward to rifle
Mouth direction pushes breech bolt assembly to reset, it is characterised in that: the mechanism for reducing the sense of firearms recoil includes being fixedly mounted on rifle
Intracorporal cylinder, the cylinder are located on rear side of breech bolt assembly, and preceding annular groove and rear annular groove are equipped in the cylinder bore；It is described
The mechanism for reducing the sense of firearms recoil further includes round tube, gear ring, torque spring, guide ring, pawl and reset spring；
The round tube and gun body are slidably matched to realize the back-and-forth motion relative to gun body, and round tube passes through the inner hole of the cylinder,
The round tube front end is connected with the breech bolt assembly rear end, rear end is connected with the recoil check spring, the recoil check spring
Rear end is connected with the gun body；The external cylindrical surface of the round tube is equipped with spirally-guided groove；
The guide ring, torque spring and gear ring set gradually from the front to the back and are sleeved on round tube, and the guide ring is set
It sets in preceding annular groove, the gear ring is arranged in rear annular groove, the torque spring front end is connected with the guide ring,
Rear end is connected with the gear ring；
The inner headed face of the guide ring is equipped with the protrusion matched with the spirally-guided groove；
The periphery of the gear ring is equipped with the gear teeth for matching with the ratchet on the pawl, the pawl with it is described
Gun body is slidably matched and front end is connected with the upper end of the trigger to follow the trigger to be moved forward and backward relative to gun body, institute
It states reset spring to be mounted in gun body, be meshed for pushing away the pawl with the gear teeth.
As a further improvement of the present invention: the rotation direction of the spirally-guided groove be dextrorotation, the ratchet be it is preceding it is low after
High ramped shaped, the gear teeth are helical teeth, the inclined direction of the flank of tooth of the helical teeth are as follows: rear end is compared with front end to the center of circle of gear ring
Direction inclination, while being tilted clockwise from rear side to the flank of tooth when observation of front side.
As a further improvement of the present invention: the rotation direction of the torque spring is dextrorotation.
As a further improvement of the present invention: the upper end of the trigger is rotated by the front end of shaft and the pawl to be connected
It connects.
As a further improvement of the present invention: the cylinder be it is split type, by left and right two semicircle barrels it is assembled.
Compared with the existing technology, the present invention has the positive effect that: (1) present invention can be by one of straight line recoil
Divide the elastic potential energy for being changed into torque spring, and released when breech bolt assembly resets, reduces the recoil sense generated when shooting,
Improve continuous fire precision and reset speed；(2) gear ring uses helical teeth structure, when shooting, guide ring, torque spring and gear
Eye first enters rotation status under the action of spirally-guided groove, has entered opposite sliding shape between groove and guide ring at this time
State, then pawl is engaged with gear ring again, and torque spring is made to start to reverse, so that round tube should overcome torsion bullet when avoiding initial
The torsion of spring will also overcome the frictional force between groove protrusion, cause guide ring that cannot start rotation, round tube is moved back and is obstructed, nothing
Method triggering reduces the function of recoil sense.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention, is the structure for clearly showing gear ring, torque spring and guide ring,
Mobile processing is made to half barrel of the right side of cylinder.
Fig. 2 is gear ring of the present invention, torque spring and the structural schematic diagram for being oriented to loop section.
Specific embodiment
The technical solution that the invention will now be described in detail with reference to the accompanying drawings:
Such as Fig. 1, a kind of mechanism reducing the sense of firearms recoil, the firearms include gun body and the trigger being mounted in gun body 6,
Breech bolt assembly and recoil check spring 9.The trigger 6 is mounted in gun body, for controlling ballistic projections, the gunlock group by shaft
Part is mounted in gun body by sliding matching mode, and the recoil check spring 9 is used for after ballistic projections, breech bolt assembly move backward
Breech bolt assembly is pushed to reset to muzzle direction, the movement mechanism and routine of trigger 6, machine gun component and recoil check spring 9 in the present invention
Firearms are consistent, and its specific structure type is unrelated to the invention, and this will not be repeated here.
If the improvement of Fig. 1, the present embodiment are, the mechanism for reducing the sense of firearms recoil includes being fixedly mounted on rifle
Intracorporal cylinder 1, the cylinder 1 are steel, split type, assembled by the two semicircle barrels in left and right, can be by gun body
Interior setting cylindrical slot simultaneously realizes it in the intracorporal fixed installation of wall by components such as screw and jackscrews.
Cylinder 1 is located on rear side of breech bolt assembly, and preceding annular groove and rear annular groove are equipped in the inner hole of cylinder 1.
The mechanism for reducing the sense of firearms recoil further includes round tube 5, gear ring 2, torque spring 3, guide ring 4, pawl 7
With reset spring 8.
The round tube 5 is steel, and round tube 5 and gun body are slidably matched to realize the back-and-forth motion relative to gun body, passes through institute
The inner hole of cylinder 1 is stated, 5 front end of round tube is connected with the breech bolt assembly rear end, rear end is connected with the recoil check spring 9
It connects, the rear end of the recoil check spring 9 is connected with the gun body, and after transmitting, breech bolt assembly is moved backward, and is pushed by round tube 5
Recoil check spring 9 is shunk, and the then elongation of recoil check spring 9 resets, then pushes breech bolt assembly to reset to muzzle is mobile by round tube 5, because
This, round tube 5 is equivalent to the transmission mechanism that a power is increased between original breech bolt assembly and recoil check spring 9.
The external cylindrical surface of the round tube 5 is equipped with spirally-guided groove.
The guide ring 4, torque spring 3 and gear ring 2 set gradually from the front to the back and are sleeved on round tube 5, described
Guide ring 4 is arranged in preceding annular groove, and the gear ring 2 is arranged in rear annular groove, and the two is respectively in corresponding annular groove
Revolution, but cannot be moved axially relative to cylinder 1.Gear ring 2 and guide ring 4 are preferably steel.Before the torque spring 3
End is connected with the guide ring 4, rear end is connected with the gear ring 2, and connection type is preferably welded.Due to guide ring
4 and gear ring 2 cannot move axially, therefore torque spring 3 can only be reversed, not flexible.
The inner headed face of the guide ring 4 is equipped with the protrusion matched with the spirally-guided groove, which can be
It is process by milling mode.
It is evenly distributed in the gear teeth for matching with the ratchet on the pawl 7 on the periphery of the gear ring 2, takes turns
Tooth is processed by milling mode.
The pawl 7 is slidably matched with the gun body and front end is connected with the upper end of the trigger 6 to follow described pull
Machine 6 is moved forward and backward relative to gun body, and the reset spring 8 is mounted in gun body, and the bottom of front end and the pawl 7 overlaps, and is used
It is meshed upwards with the gear teeth in pushing away the pawl 7.
Further, such as Fig. 1 and 2, the rotation direction of the spirally-guided groove is dextrorotation, and the ratchet is low early and high after oblique
Ramp shaped, the gear teeth are helical teeth, the inclined direction of the flank of tooth of the helical teeth are as follows: rear end is compared with front end to the center of circle direction of gear ring 2
Inclination, while being tilted clockwise from rear side to the flank of tooth when observation of front side.
Further, the rotation direction of the torque spring 3 is similarly dextrorotation.
The upper end of the trigger 6 is rotatablely connected by the front end of another shaft and the pawl 7.
When cocking 6, pawl 7 is the sliding of muzzle direction forward, and the ratchet of 7 rear end of pawl reaches 2 position of gear ring, by
It is ramped shaped in ratchet, therefore ratchet is located at the downside of gear ring 2 at this time, is not meshed with helical teeth.Generation when ammunition is fired
Recoil move backward breech bolt assembly and round tube 5, under the guiding of spirally-guided groove, guide ring 4 starts to revolve clockwise
Turn, and drive gear ring 2 to rotate together with by torque spring 3, gear ring 2 once rotates, effect of the pawl 7 in reset spring 8
Under be meshed immediately with helical teeth, so that gear ring 2 is kept fixed under the constraint of ratchet, torque spring 3 starts to reverse, and makes gunlock
Recoil part be converted into rotation torsion, thus achieve the purpose that reduce recoil sense.When breech bolt assembly is made in recoil check spring 9
When resetting forward under, spirally-guided groove drives the guide ring 4 to reversely rotate, and the storage of the release of torque spring 3 at this time turns
Square energy pushes round tube 5 and breech bolt assembly to reset.
When pulling rifle bolt that breech bolt assembly is driven to move back, due to not having cocking 6, pawl 7 is not introduced into engagement shape
State, guide ring 4 and gear ring 2 can rotate freely, and torque spring 3 does not work, and will not form resistance to pulling rifle bolt.
Claims (5)
1. a kind of mechanism for reducing the sense of firearms recoil, the firearms include gun body and the trigger being mounted in gun body (6), rifle
Thermomechanical components and recoil check spring (9), the trigger (6) is mounted in gun body, for controlling ballistic projections by rotating manner, described
Breech bolt assembly is mounted in gun body by sliding matching mode, the recoil check spring (9) be used for ballistic projections, breech bolt assembly to
Afterwards move after to muzzle direction push breech bolt assembly reset, it is characterised in that: it is described reduce the sense of firearms recoil mechanism include
It is fixedly mounted on the intracorporal cylinder of rifle (1), the cylinder (1) is located on rear side of breech bolt assembly, before being equipped in cylinder (1) inner hole
Annular groove and rear annular groove；The mechanism for reducing the sense of firearms recoil further includes round tube (5), gear ring (2), torque spring
(3), guide ring (4), pawl (7) and reset spring (8)；
The round tube (5) and gun body are slidably matched to realize the back-and-forth motion relative to gun body, and round tube (5) passes through the cylinder
(1) inner hole, round tube (5) front end is connected with the breech bolt assembly rear end, rear end is connected with the recoil check spring (9)
It connects, the rear end of the recoil check spring (9) is connected with the gun body；The external cylindrical surface of the round tube (5) is equipped with spirally-guided
Groove；
The guide ring (4), torque spring (3) and gear ring (2) set gradually from the front to the back and are sleeved on round tube (5),
The guide ring (4) is arranged in preceding annular groove, and the gear ring (2) is arranged in rear annular groove, before the torque spring (3)
End is connected with the guide ring (4), rear end is connected with the gear ring (2)；
The inner headed face of the guide ring (4) is equipped with the protrusion matched with the spirally-guided groove；
The periphery of the gear ring (2) is equipped with the gear teeth for matching with the ratchet on the pawl (7), the pawl
(7) be slidably matched with the gun body and front end be connected with the upper end of the trigger (6) with follow the trigger (6) relative to
Gun body is moved forward and backward, and the reset spring (8) is mounted in gun body, is meshed for pushing away the pawl (7) with the gear teeth.
2. reducing the mechanism of firearms recoil sense as described in claim 1, it is characterised in that: the rotation of the spirally-guided groove
To for dextrorotation, the ratchet is low early and high after ramped shaped, and the gear teeth are helical teeth, the inclined direction of the flank of tooth of the helical teeth
Are as follows: rear end is tilted compared with front end to the center of circle direction of gear ring (2), while clockwise from rear side to the flank of tooth when observation of front side
Inclination.
3. reducing the mechanism of firearms recoil sense as claimed in claim 2, it is characterised in that: the rotation of the torque spring (3)
To for dextrorotation.
4. reducing the mechanism of firearms recoil sense as described in claim 1, it is characterised in that: the upper end of the trigger (6) is logical
The front end for crossing shaft and the pawl (7) is rotatablely connected.
5. the mechanism of the reduction firearms recoil sense as described in Claims 1-4 is any, it is characterised in that: the cylinder (1) is
It is split type, it is assembled by the two semicircle barrels in left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522430.4A CN109341410A (en) | 2018-12-13 | 2018-12-13 | Reduce the mechanism of firearms recoil sense |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522430.4A CN109341410A (en) | 2018-12-13 | 2018-12-13 | Reduce the mechanism of firearms recoil sense |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109341410A true CN109341410A (en) | 2019-02-15 |
Family
ID=65303996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811522430.4A Withdrawn CN109341410A (en) | 2018-12-13 | 2018-12-13 | Reduce the mechanism of firearms recoil sense |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109341410A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631409A (en) * | 2019-07-31 | 2019-12-31 | 魏衍伟 | Spiral anti-recoil structure, floating gunstock and gun |
-
2018
- 2018-12-13 CN CN201811522430.4A patent/CN109341410A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631409A (en) * | 2019-07-31 | 2019-12-31 | 魏衍伟 | Spiral anti-recoil structure, floating gunstock and gun |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190215 |
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| WW01 | Invention patent application withdrawn after publication |