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CN117781773A - Adjustable front impact hair mechanism - Google Patents

Adjustable front impact hair mechanism Download PDF

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Publication number
CN117781773A
CN117781773A CN202410166806.1A CN202410166806A CN117781773A CN 117781773 A CN117781773 A CN 117781773A CN 202410166806 A CN202410166806 A CN 202410166806A CN 117781773 A CN117781773 A CN 117781773A
Authority
CN
China
Prior art keywords
firing
firing pin
pin
spring
sear
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.)
Pending
Application number
CN202410166806.1A
Other languages
Chinese (zh)
Inventor
叶云凯
孙虎
吴泽明
欧天界
梁青
张志鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Jianshe Industry Group Co Ltd
Original Assignee
Chongqing Jianshe Industry Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Jianshe Industry Group Co Ltd filed Critical Chongqing Jianshe Industry Group Co Ltd
Priority to CN202410166806.1A priority Critical patent/CN117781773A/en
Publication of CN117781773A publication Critical patent/CN117781773A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an adjustable front impact hair mechanism. The gun comprises a machine case and a gun machine part, wherein a mandril hole is formed in the end wall of the machine case, a firing mandril, a mandril spring and an adjusting plug are arranged in the mandril hole, a gun body is provided with a gun hole, a firing pin spring and a firing pin spring plug are arranged in the gun hole, a hanging machine face, a driving inclined plane and a driving groove are sequentially formed in the firing pin, a square groove is formed in one side of the machine body, a firing pin deflector rod is hinged in the square groove, the head of the firing rod deflector rod is inserted into the driving groove of the firing pin, a deflector rod blocking face is arranged in the machine case, a sear hole and a lever groove are formed in the other side of the machine body, a firing lever is hinged in the lever groove, a firing pin stop iron is slidably matched in the sear hole, a stop iron spring is arranged in the spring hole, a stop pin bar groove and a firing lever clamping groove are formed in the outer end of the firing pin, the tail end of the firing lever is inserted into the stop pin bar groove, and a firing pin is fixed on the machine body.

Description

Adjustable front impact hair mechanism
Technical Field
The invention relates to the technical field of automatic weapons, in particular to an adjustable front impact firing mechanism.
Background
Forward firing is a firing technique whereby an automatic weapon utilizes the recoil energy of a bolt to counteract a portion of the recoil force of the ammunition firing by triggering the primer of the ammunition before the bolt is in place. The technology can reduce the weight of the gun camera, reduce the recoil impact and the recoil of the weapon, and achieve the purposes of improving the portability, the operability and the shooting precision of the weapon. Factors that influence the kinetic energy of the bolt in return are: in practice, the kinetic energy of the gun machine in-place has a certain range of fluctuation because of numerous factors such as the spring force of the re-entry, the quality of the automaton, the friction force, the loss of relevant mechanisms such as a bullet feeder and the like in the re-entry process. However, the front impact is usually of a fixed-point percussion structure, and the percussion position is not adjustable, so that the front impact is difficult to achieve an ideal effect consistently.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides an adjustable front impact firing mechanism, achieves the effect of adjustable firing position, and is suitable for an automatic firearm or automatic grenade launcher.
The purpose of the invention is realized in the following way:
an adjustable front impact trigger mechanism comprises a case and a trigger part,
the end wall of the barrel connected with the case is provided with a push rod hole, a firing push rod, a push rod spring and an adjusting plug are sequentially arranged in the push rod hole, the adjusting plug is fixedly connected with the push rod hole, the push rod hole and the firing push rod are matched through a hole shaft and positioned in a step, the tail part of the firing push rod protrudes out of the impact surface of the case under the action of the push rod spring in a normal state,
the gun machine part comprises a gun machine body, wherein a firing pin hole is axially formed in the gun machine body, a firing pin spring and a firing pin spring plug are sequentially arranged in the firing pin hole, the firing pin spring plug is fixedly connected with the firing pin hole, a hanging machine face, a driving inclined plane and a driving groove are sequentially formed in the firing pin, a square groove is formed in one side of the firing pin of the gun machine body, a firing pin deflector rod is hinged in the square groove, the head part of the deflector rod of the firing pin deflector rod is inserted into the driving groove of the firing pin, a deflector rod blocking face is arranged at the tail part of the deflector rod corresponding to the firing pin deflector rod in the cartridge receiver, a blocking iron hole and a lever groove are formed at the other side of the firing pin of the gun machine body, the firing lever is hinged in the lever groove, the sear hole is perpendicular to the firing pin, the sear hole is in sliding fit with the firing pin sear, a spring hole is axially formed in the firing pin sear, a sear spring is arranged in the spring hole, the outer end of the firing pin sear is provided with a vertically-through stop pin bar groove and a firing lever clamping groove, the tail end of the firing lever is inserted into the firing lever clamping groove, the head end of the firing lever corresponds to the firing ejector rod, a stop pin is inserted into the stop pin bar groove, the stop pin is fixed on the gun body, one end of the sear spring acts on the stop pin, and the other end of the sear spring acts on the firing pin sear;
in the state of storing energy of the firing pin, the inner side end of the firing pin sear is inserted into the hanging machine surface of the firing pin to be buckled, the firing pin sear limits the axial direction of the firing pin, and under the action of the firing pin spring, the firing pin sear forms firing pin release resistance to the firing pin;
in the back-feeding process of the gun machine component in the energy storage state of the firing pin, the head end of the firing lever pushes the firing ejector rod and compresses the ejector rod spring, when the force of the ejector rod spring acting on the firing pin sear through the firing lever is larger than the release resistance of the firing pin, the firing lever rotates under the action of the firing ejector rod to drive the firing pin sear to move outwards so as to release the firing pin, the firing pin impacts ammunition primer under the action of the firing pin spring to complete firing, at the moment, the distance between the gun machine component and the back-feeding state is still a movement distance, and in the back-feeding process of the distance, part of kinetic energy of the gun machine and the force of an ammunition emission back seat are counteracted, so that front-feeding firing is realized;
after the gun gear part is restored in place, the gun gear part moves backwards under the action of a recoil force, in the recoil process, the firing pin deflector rod rotates under the blocking surface of the deflector rod of the case, and then the firing pin deflector rod drives the firing pin to compress the firing pin spring backwards, meanwhile, the firing pin sear is outwards extruded through a driving inclined plane on the firing pin, so that the firing pin sear is separated from the hanging machine surface, and then the firing pin sear is reset under the action of the sear spring to be buckled with the hanging machine surface in the middle of the firing pin, so that the energy storage of the firing pin is completed, and the preparation is made for the next restoration firing.
Preferably, the adjusting plug is mounted at the mouth of the ejector rod hole in a threaded connection manner.
Preferably, the outer end surface of the adjusting plug is provided with a straight slot, and when the firing position needs to be adjusted, the adjusting plug is screwed by a user through the straight slot of the end surface of the adjusting plug, so that the pre-pressure of the ejector rod spring is increased or reduced.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the firing position can be conveniently adjusted, and the front impact firing effect of each weapon can be adjusted to the designed expected state by combining the speed test of the automaton.
2. The difference of kinetic energy of the gun lock in-place is compensated by adjusting the firing position, so that tolerance of influencing factors of the kinetic energy of the gun lock in-place in the process of designing, manufacturing and assembling the weapon is wider, and the production cost of the weapon can be reduced to a certain extent.
3. The firing structure has a certain buffering function and anti-rebound function for the gun bolt to return to the right position.
4. The structure principle is simpler, easy to realize, has the realistic possibility of popularization and implementation, and can be applied to other automatic weapons adopting a floating firing principle or having adjustment requirements on the firing position.
Drawings
FIG. 1 is a cross-sectional view of the present invention in a pre-firing state;
fig. 2 is an exploded view of the present invention.
FIG. 3 is an exploded view of the bolt face of the present invention;
FIG. 4 is a schematic view of the present invention in a fired state;
FIG. 5 is a schematic view of the structure of the present invention in a return-to-place state;
FIG. 6 is a schematic diagram of the structure of the firing pin of the present invention during energy storage.
Reference numerals
In the attached drawings, 1, a casing; 2. firing the ejector rod; 3. a top rod spring; 4. an adjusting plug; 5. a gun body; 6. a firing pin; 7. a firing pin spring; 8. a firing pin spring plug; 9. a firing pin deflector rod; 10. a lever pin; 11. a striker pin sear; 12. a choke spring; 13. a stop pin; 14. a firing lever; 15. a lever pin.
101. A mandril hole; 102 a deflector rod blocking surface; 601. a driving groove; 602. hanging machine surface; 603. a driving inclined plane; 901. a deflector rod head.
Detailed Description
The utility model provides a front impact send out mechanism that can adjust, includes receiver 1, rifle bolt part, is equipped with ejector pin hole 101 on the end wall of barrel is connected to receiver 1, installs percussion ejector pin 2, ejector pin spring 3, regulation stopper 4 in the ejector pin hole 101 in proper order, and regulation stopper 4 links firmly with ejector pin hole 101, hole axle cooperation and step location between ejector pin hole 101, the percussion ejector pin 2, under the normality, the afterbody of percussion ejector pin protrusion receiver under the effect of ejector pin spring 3.
The gun machine part comprises a gun body 5, a firing pin hole is axially formed in the gun body 5, a firing pin 6, a firing pin spring 7 and a firing pin spring plug 8 are sequentially arranged in the firing pin hole, the firing pin spring plug is fixedly connected with the firing pin hole, a hanging machine face, a driving inclined plane 603 and a driving groove 601 are sequentially formed in the firing pin 6, a square groove is formed in one side of the firing pin 5, a firing pin deflector 9 is hinged in the square groove, a deflector rod head 901 of the firing pin deflector 9 is inserted into the driving groove 601 of the firing pin 6, a deflector rod blocking face 102 is arranged at the tail of the deflector rod corresponding to the firing pin deflector 9 in the gun box 1, a firing lever 14 in an obtuse angle shape is hinged in the lever groove, the blocking iron hole is perpendicular to the firing pin 6, a blocking iron 11 is in sliding fit with the firing pin 11, a spring hole is axially formed in the inside the firing pin hole, a vertically penetrating stop pin bar is arranged at the outer end of the blocking iron 11, a stop pin 13 is inserted into the stop pin groove 13 corresponding to the stop pin groove 13, and the other end of the stop pin 14 is inserted into the stop pin groove 13 corresponding to the rod groove 13, and the stop pin is inserted into the stop pin 13 corresponding to the stop pin 13.
In the state of storing energy of the firing pin, the inner side end of the firing pin stop iron 11 is inserted into the hanging plane of the firing pin 6 to be buckled, the firing pin stop iron 11 limits the axial direction of the firing pin 6, and under the action of the firing pin spring 7, the firing pin stop iron 11 forms firing pin release resistance to the firing pin 6; in the back-feeding process of a gun machine component in the energy storage state of the firing pin, the head end of the firing lever 14 pushes the firing ejector rod 2 and compresses the ejector rod spring 3, when the force of the ejector rod spring 3 acting on the firing pin sear 11 through the firing lever 14 is larger than the release resistance of the firing pin, the firing lever 14 rotates under the action of the firing ejector rod 2 to drive the firing pin sear 11 to move outwards so as to release the firing pin 6, the firing pin 6 impacts the primer of ammunition under the action of the firing pin spring 7 to complete the firing, at the moment, the distance between the gun machine component and the back-feeding state is a certain movement distance, and in the back-feeding process of the distance, part of kinetic energy of the gun machine is counteracted with the force of an ammunition emission back seat, so that the front-feeding firing is realized; after the gun gear is restored in place, the gun gear moves backwards under the action of a recoil force, in the recoil process, the firing pin deflector rod 9 rotates under the blocking of the deflector rod blocking surface 102 of the machine case 1, the firing pin deflector rod 9 drives the firing pin 6 to backwards compress the firing pin spring 7, meanwhile, the driving inclined plane 603 on the firing pin 6 outwards extrudes the firing pin sear 11 to enable the firing pin sear 11 to be separated from the hanging surface, and then the firing pin sear 11 is reset under the action of the sear spring 12 to be buckled with the hanging surface 602 in the middle of the firing pin 6, so that the firing pin energy storage is completed, and the next restoring firing is ready.
The adjusting plug 4 is mounted at the mouth of the jack hole 101 in a threaded connection. The outer end face of the adjusting plug 4 is provided with a straight slot, when the firing position needs to be adjusted, the adjusting plug 4 is screwed by a user through the straight slot on the end face of the adjusting plug 4, and the pre-pressure of the ejector rod spring 3 is increased or reduced.
An embodiment of the present invention will be described in detail with reference to fig. 1 to 6.
Referring to fig. 1 to 6, the adjustable front impact mechanism of the present invention mainly comprises a case 1, a firing ejector rod 2, an ejector rod spring 3, an adjusting plug 4, a bolt body 5, a firing pin 6, a firing pin spring 7, a firing pin spring plug 8, a firing pin driving lever 9, a driving lever pin 10, a firing pin stop 11, a stop iron spring 12, a stop pin 13, a firing lever 14 and a lever pin 15. The gun machine comprises a gun machine body 5, a firing pin 6, a firing pin spring 7, a firing pin spring plug 8, a firing pin deflector rod 9, a deflector rod pin 10, a firing pin sear 11, a sear spring 12, a blocking pin 13, a firing lever 14 and a lever pin 15.
The machine case 1 is provided with a mandril hole 101, the mandril hole is positioned at one side of the front end of the machine case, the mandril hole 101 is a step hole, and a firing mandril 2, a mandril spring 3 and an adjusting plug 4 are sequentially arranged in the hole. The front part of the firing ejector rod 2 is provided with a step, and the tail part of the firing ejector rod protrudes out of the impact surface of the casing without falling out through the limit of the step hole. The two ends of the ejector rod spring 3 respectively act on the firing ejector rod 2 and the adjusting plug 4. The adjusting plug 4 is arranged at the opening part of the ejector rod hole 101 in a threaded connection mode, the loading depth of the adjusting plug has a certain adjusting range, and a straight groove is formed in the outer end face of the adjusting plug 4, so that the adjusting plug is convenient to install and adjust by using a tool.
The gun body 5 is internally provided with a firing pin 6, a firing pin spring 7 and a firing pin spring screw plug 8 in sequence, a firing pin deflector rod 9 is arranged in a square groove on the left side of the gun body through a deflector rod pin 10, a deflector rod head 901 of the firing pin deflector rod 9 is inserted into a driving groove 601 on the rear part of the firing pin 6, a firing pin sear 11 is arranged in a sear hole on the right side of the gun body 5, a sear spring 12 is arranged in a spring hole of the firing pin sear 11, a stop pin 13 vertically penetrates through a stop pin strip groove of the firing pin barrier 11 to be arranged on the gun body, one end of the sear spring 12 acts on the stop pin 13, a firing lever 14 is arranged in a groove on the right front of the gun body 1 through a lever pin 15, and the tail end of the firing lever 14 is inserted into a groove on the side surface of the firing pin sear 11.
The working principle and working process of the invention are as follows:
before the trigger part in the energy storage state of the firing pin is about to be restored in place (shown in figure 1), the firing lever 14 pushes the firing ejector rod 2 to compress the ejector rod spring 3, when the spring force of the ejector rod spring 3 is larger than the release resistance of the firing pin, the firing lever 14 rotates anticlockwise under the action of the firing ejector rod 2 to drive the firing pin sear 11 to move outwards to release the firing pin 6, the firing pin 6 impacts the ammunition primer to complete firing under the action of the firing pin spring 7 (shown in figure 4), at the moment, the trigger part is further moved for a certain distance from the restoring state (shown in figure 5), and in the restoring of the distance, a part of kinetic energy of the trigger is counteracted with the force of the ammunition emission back seat, so that forward firing is realized. After the gun gear is restored in place, the gun gear moves backwards under the action of the recoil force, in the recoil process, the firing pin deflector rod 9 rotates clockwise under the blocking of the deflector rod blocking surface 102 of the machine case 1, so that the firing pin 6 is driven to compress the firing pin spring 7 backwards, meanwhile, the firing pin sear 11 is extruded outwards through the driving inclined surface 603 in the middle part of the firing pin 6, and then the firing pin sear 11 is reset under the action of the sear spring 12 to be buckled with the hanging surface 602 in the middle part of the firing pin 6, so that the energy storage of the firing pin is completed, and the next repeated firing is prepared for circulation.
When the firing position needs to be adjusted, the adjusting plug 4 is screwed inwards through a straight groove on the end face of the adjusting plug 4 by a user, the pre-pressure of the ejector rod spring 3 is increased, and the firing position can be advanced; conversely, the adjusting plug 4 is screwed outwards, so that the firing position is delayed.
Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the invention, and that, although the invention has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims (3)

1. An adjustable front impact firing mechanism, includes receiver, rifle bolt part, its characterized in that:
the end wall of the barrel connected with the case is provided with a push rod hole, a firing push rod, a push rod spring and an adjusting plug are sequentially arranged in the push rod hole, the adjusting plug is fixedly connected with the push rod hole, the push rod hole and the firing push rod are matched through a hole shaft and positioned in a step, the tail part of the firing push rod protrudes out of the impact surface of the case under the action of the push rod spring in a normal state,
the gun machine part comprises a gun machine body, wherein a firing pin hole is axially formed in the gun machine body, a firing pin spring and a firing pin spring plug are sequentially arranged in the firing pin hole, the firing pin spring plug is fixedly connected with the firing pin hole, a hanging machine face, a driving inclined plane and a driving groove are sequentially formed in the firing pin, a square groove is formed in one side of the firing pin of the gun machine body, a firing pin deflector rod is hinged in the square groove, the head part of the deflector rod of the firing pin deflector rod is inserted into the driving groove of the firing pin, a deflector rod blocking face is arranged at the tail part of the deflector rod corresponding to the firing pin deflector rod in the cartridge receiver, a blocking iron hole and a lever groove are formed at the other side of the firing pin of the gun machine body, the firing lever is hinged in the lever groove, the sear hole is perpendicular to the firing pin, the sear hole is in sliding fit with the firing pin sear, a spring hole is axially formed in the firing pin sear, a sear spring is arranged in the spring hole, the outer end of the firing pin sear is provided with a vertically-through stop pin bar groove and a firing lever clamping groove, the tail end of the firing lever is inserted into the firing lever clamping groove, the head end of the firing lever corresponds to the firing ejector rod, a stop pin is inserted into the stop pin bar groove, the stop pin is fixed on the gun body, one end of the sear spring acts on the stop pin, and the other end of the sear spring acts on the firing pin sear;
in the state of storing energy of the firing pin, the inner side end of the firing pin sear is inserted into the hanging machine surface of the firing pin to be buckled, the firing pin sear limits the axial direction of the firing pin, and under the action of the firing pin spring, the firing pin sear forms firing pin release resistance to the firing pin;
in the back-feeding process of the gun machine component in the energy storage state of the firing pin, the head end of the firing lever pushes the firing ejector rod and compresses the ejector rod spring, when the force of the ejector rod spring acting on the firing pin sear through the firing lever is larger than the release resistance of the firing pin, the firing lever rotates under the action of the firing ejector rod to drive the firing pin sear to move outwards so as to release the firing pin, the firing pin impacts ammunition primer under the action of the firing pin spring to complete firing, at the moment, the distance between the gun machine component and the back-feeding state is still a movement distance, and in the back-feeding process of the distance, part of kinetic energy of the gun machine and the force of an ammunition emission back seat are counteracted, so that front-feeding firing is realized;
after the gun gear part is restored in place, the gun gear part moves backwards under the action of a recoil force, in the recoil process, the firing pin deflector rod rotates under the blocking surface of the deflector rod of the case, and then the firing pin deflector rod drives the firing pin to compress the firing pin spring backwards, meanwhile, the firing pin sear is outwards extruded through a driving inclined plane on the firing pin, so that the firing pin sear is separated from the hanging machine surface, and then the firing pin sear is reset under the action of the sear spring to be buckled with the hanging machine surface in the middle of the firing pin, so that the energy storage of the firing pin is completed, and the preparation is made for the next restoration firing.
2. An adjustable front impact hair mechanism according to claim 1, wherein: the adjusting plug is arranged at the mouth part of the ejector rod hole in a threaded connection mode.
3. An adjustable front impact hair mechanism according to claim 1, wherein: the outer end face of the adjusting plug is provided with a straight slot, when the firing position needs to be adjusted, the adjusting plug is screwed by the aid of the straight slot on the end face of the adjusting plug, and the pre-pressure of the ejector rod spring is increased or reduced.
CN202410166806.1A 2024-02-06 2024-02-06 Adjustable front impact hair mechanism Pending CN117781773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410166806.1A CN117781773A (en) 2024-02-06 2024-02-06 Adjustable front impact hair mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410166806.1A CN117781773A (en) 2024-02-06 2024-02-06 Adjustable front impact hair mechanism

Publications (1)

Publication Number Publication Date
CN117781773A true CN117781773A (en) 2024-03-29

Family

ID=90400378

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202410166806.1A Pending CN117781773A (en) 2024-02-06 2024-02-06 Adjustable front impact hair mechanism

Country Status (1)

Country Link
CN (1) CN117781773A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118980286A (en) * 2024-08-20 2024-11-19 南京理工大学 A firing mechanism suitable for external energy weapons of unmanned combat platforms
CN119803173A (en) * 2025-02-19 2025-04-11 重庆建设工业(集团)有限责任公司 A trigger force adjustment mechanism for a firearm launcher

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118980286A (en) * 2024-08-20 2024-11-19 南京理工大学 A firing mechanism suitable for external energy weapons of unmanned combat platforms
CN119803173A (en) * 2025-02-19 2025-04-11 重庆建设工业(集团)有限责任公司 A trigger force adjustment mechanism for a firearm launcher

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