CN114294995B - Quick assembly disassembly hits needle structure - Google Patents
Quick assembly disassembly hits needle structure Download PDFInfo
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- CN114294995B CN114294995B CN202210072059.6A CN202210072059A CN114294995B CN 114294995 B CN114294995 B CN 114294995B CN 202210072059 A CN202210072059 A CN 202210072059A CN 114294995 B CN114294995 B CN 114294995B
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- firing pin
- groove
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- guide groove
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Abstract
The invention discloses a rapid disassembly and assembly firing pin structure, which realizes rapid assembly and disassembly of firing pins. The machine comprises a machine frame body, a firing pin body and a machine head body, wherein the machine head body is matched with the machine frame body, the firing pin body is matched with the machine head body, the middle rear part of the firing pin body is flat, and the tail end of the firing pin body is provided with a rear end positioning surface; the machine head body is axially provided with a firing pin loading groove, the firing pin body is loaded into the firing pin loading groove, the groove wall of the firing pin loading groove is matched with the side surface and the rear end positioning surface of the firing pin body to form circumferential positioning and axial positioning of the firing pin body, the head of the firing pin body extends out and is used for firing a bullet primer, and the side part of the machine head body is provided with a locking tenon; the machine frame body is provided with an axial matching hole, the front end of the machine frame body is matched in the axial matching hole, a positioning groove is arranged in the axial matching hole and used for being matched with a locking tenon of the machine frame body, the machine frame body is axially positioned, the working position of the striking needle body is locked, and a guide groove is axially arranged on the wall of the axial matching hole.
Description
Technical Field
The invention relates to the technical field of firearms, in particular to a quick-dismounting firing pin structure.
Background
The firing pin is used for being arranged in the firing mechanism and used for striking the primer of the bullet, igniting the propellant powder and firing the bullet. The firing pin is not an independent firearm structure, but is an important part of the firing mechanism, and directly affects the service performance of the whole gun. Such as firing accuracy, full gun life, etc. The firing pin is reliable in action, and can ensure that the firing pin can fire the primer under various using conditions, but the primer cannot be penetrated. The firing pin is often a fragile component, and the replacement and adjustment of the firing pin is a design consideration.
In a general front impact structure, a firing pin is fixedly connected with a frame, and is connected with the frame through a firing pin, so that the front impact structure is complex in installation and inconvenient to replace. Positioning is unreliable, and the assembly size of the protruding amount of the firing pin is not easy to control. If the size of the firing pin is selected improperly, the firing pin can deform in use, the firing pin cannot be detached normally, and the hidden danger of breaking the firing pin exists.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a rapid disassembly and assembly firing pin structure which can realize rapid assembly and disassembly of the firing pin.
The purpose of the invention is realized in the following way:
the quick-dismounting firing pin structure comprises a machine frame body, a firing pin body and a machine head body, wherein the machine head body is matched with the machine frame body, the firing pin body is matched with the machine head body,
the middle and rear parts of the firing pin body are flat, and the tail end of the firing pin body is provided with a rear end positioning surface;
the machine head body is axially provided with a firing pin loading groove, the firing pin body is loaded into the firing pin loading groove, the groove wall of the firing pin loading groove is matched with the side surface and the rear end positioning surface of the firing pin body to form circumferential positioning and axial positioning of the firing pin body, the head of the firing pin body extends out and is used for striking bullet primer, and the side part of the machine head body is provided with a locking tenon;
the machine frame body is provided with an axial matching hole, the front end of the machine frame body is matched in the axial matching hole, a positioning groove is arranged in the axial matching hole and is used for being matched with a locking tenon of the machine frame body to axially position the machine frame body and lock the working position of the striker body, a guide groove is axially arranged on the hole wall of the axial matching hole,
when the firing pin body is positioned at the working position, the guide groove and the firing pin loading groove are staggered, and the firing pin body is in a state of being incapable of being assembled and disassembled;
when the firing pin body is positioned at the non-working position, the guide groove can be opposite to the firing pin loading groove, the guide groove is used for the firing pin body to pass through, and the firing pin body can be assembled and disassembled.
Preferably, the rear end positioning surface is a straight surface.
Preferably, the positioning groove comprises a guide groove at the entering end, a locking groove at the bottom end and a connecting groove communicated with the guide groove and the locking groove, the guide groove and the locking groove are staggered, the locking tenon is positioned in the locking groove when the striker body is positioned at the working position, and the locking tenon is positioned in the guide groove when the striker body is positioned at the non-working position.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
when the firing pin structure is used, the machine head body is driven to rotate through the locking tenons on the machine head body, and after the machine head body rotates for a certain angle, the firing pin body can be taken out when the firing pin mounting groove on the machine head body is overlapped with the guide groove on the machine frame body. After the machine head body rotates for a certain angle, the firing pin body reaches the working position, so that reliable firing action is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic perspective view of the present invention.
Reference numerals
In the drawing, 1 is a striker body, 11 is a rear end positioning surface, 12 is a flat-shaped appearance structure, 2 is a machine head, 21 is a striker loading groove, 22 is a locking tenon, 3 is a machine frame, 31 is a guide groove, 32 is a guide groove, and 33 is a locking groove.
Detailed Description
Referring to fig. 1-3, a quick-dismounting firing pin structure comprises a machine frame body, a firing pin body and a machine head body, wherein the machine head body is matched with the machine frame body, the firing pin body is matched with the machine head body, the middle rear part of the firing pin body is flat, and the tail end of the firing pin body is provided with a rear end positioning surface; the machine head body is axially provided with a firing pin loading groove, the firing pin body is loaded in the firing pin loading groove, the groove wall of the firing pin loading groove is matched with the side face and the rear end positioning face of the firing pin body to form circumferential positioning and axial positioning of the firing pin body, the head of the firing pin body extends out and is used for striking bullet primer, and the side part of the machine head body is provided with a locking tenon. The rear end positioning surface is a straight surface.
The machine frame body is provided with an axial matching hole, the front end of the machine head body is matched in the axial matching hole, a positioning groove is arranged in the axial matching hole and is used for being matched with a locking tenon of the machine head body to axially position the machine head body and lock the working position of the striking pin body, a guide groove (through groove) is axially arranged on the hole wall of the axial matching hole, when the striking pin body is positioned at the working position, the guide groove and the striking pin loading groove are staggered, and the striking pin body is in a state of being incapable of being assembled and disassembled; when the firing pin body is positioned at the non-working position, the guide groove can be opposite to the firing pin loading groove, the guide groove is used for the firing pin body to pass through, and the firing pin body can be assembled and disassembled.
The positioning groove comprises a guide groove at the inlet end, a locking groove at the bottom end, and a connecting groove communicated with the guide groove and the locking groove, wherein the end parts of the guide groove and the locking groove are communicated, the guide groove and the locking groove are staggered, and the connecting groove is perpendicular to the guide groove and the locking groove and is used for loading and passing through the locking tenons; of course, the locking groove may be omitted, the locking tongue may be positioned by the connecting groove, the locking tongue may be positioned in the locking groove when the striker body is in the working position, and the locking tongue may be positioned in the guiding groove when the striker body is in the non-working position. The head body 2 is rotated by the locking lugs 22 by a certain angle to bring the striker 1 to the assembled position. The assembly size of the firing pin is achieved by matching with the machine frame body 3.
When the shooter needs to replace the firing pin, the head body locking tenons 22 are required to be rotated for a certain angle, so that the firing pin on the head body can be dismounted and replaced when the firing pin mounting groove 21 on the head body and the guide groove 31 on the machine frame body 3 reach the same radial direction.
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 (2)
1. The utility model provides a quick assembly disassembly hits needle structure, includes the machine frame body, hits the needle body, its characterized in that: the machine head body is matched with the machine frame body, the striking pin body is matched with the machine head body,
the middle and rear parts of the firing pin body are flat, and the tail end of the firing pin body is provided with a rear end positioning surface;
the machine head body is axially provided with a firing pin loading groove, the firing pin body is loaded into the firing pin loading groove, the groove wall of the firing pin loading groove is matched with the side surface and the rear end positioning surface of the firing pin body to form circumferential positioning and axial positioning of the firing pin body, the head of the firing pin body extends out and is used for striking bullet primer, and the side part of the machine head body is provided with a locking tenon;
the machine frame body is provided with an axial matching hole, the front end of the machine frame body is matched in the axial matching hole, a positioning groove is arranged in the axial matching hole and is used for being matched with a locking tenon of the machine frame body to axially position the machine frame body and lock the working position of the striker body, a guide groove is axially arranged on the hole wall of the axial matching hole,
when the firing pin body is positioned at the working position, the guide groove and the firing pin loading groove are staggered, and the firing pin body is in a state of being incapable of being assembled and disassembled;
when the firing pin body is positioned at the non-working position, the guide groove can be opposite to the firing pin loading groove, the guide groove is used for the firing pin body to pass through, and the firing pin body is in a detachable state;
the positioning groove comprises a guide groove at the entering end, a locking groove at the bottom end and a connecting groove communicated with the guide groove and the locking groove, wherein the guide groove and the locking groove are staggered, the locking tenon is positioned in the locking groove when the striker body is positioned at the working position, and the locking tenon is positioned in the guide groove when the striker body is positioned at the non-working position.
2. The quick assembly disassembly firing pin structure of claim 1, wherein: the rear end positioning surface is a straight surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210072059.6A CN114294995B (en) | 2022-01-21 | 2022-01-21 | Quick assembly disassembly hits needle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210072059.6A CN114294995B (en) | 2022-01-21 | 2022-01-21 | Quick assembly disassembly hits needle structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114294995A CN114294995A (en) | 2022-04-08 |
| CN114294995B true CN114294995B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210072059.6A Active CN114294995B (en) | 2022-01-21 | 2022-01-21 | Quick assembly disassembly hits needle structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN114294995B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016061092A1 (en) * | 2014-10-14 | 2016-04-21 | FN America, LLC | Modular bolt assembly with floating firing pin |
| CN106767134A (en) * | 2016-12-26 | 2017-05-31 | 重庆建设工业(集团)有限责任公司 | A kind of shotgun/Shotgun M16 systems Gunlock structure |
| CN111272007A (en) * | 2020-03-20 | 2020-06-12 | 重庆建设工业(集团)有限责任公司 | Spiral guide machine head body structure |
| US10731935B1 (en) * | 2019-03-19 | 2020-08-04 | Kimber Ip, Llc | Take down release for firearm |
| CN213657643U (en) * | 2020-12-01 | 2021-07-09 | 重庆建设工业(集团)有限责任公司 | Prevent inertia firing mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19903323B4 (en) * | 1999-01-28 | 2005-09-08 | Heckler & Koch Gmbh | Firing pin holder on a lock for a handgun |
| US8079168B2 (en) * | 2008-09-23 | 2011-12-20 | Browning | Firearm having an improved firing pin locking mechanism |
| US10365059B2 (en) * | 2016-10-21 | 2019-07-30 | Taurus International Manufacturing, Inc. | Firearm having a removable striker housing |
-
2022
- 2022-01-21 CN CN202210072059.6A patent/CN114294995B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016061092A1 (en) * | 2014-10-14 | 2016-04-21 | FN America, LLC | Modular bolt assembly with floating firing pin |
| CN106767134A (en) * | 2016-12-26 | 2017-05-31 | 重庆建设工业(集团)有限责任公司 | A kind of shotgun/Shotgun M16 systems Gunlock structure |
| US10731935B1 (en) * | 2019-03-19 | 2020-08-04 | Kimber Ip, Llc | Take down release for firearm |
| CN111272007A (en) * | 2020-03-20 | 2020-06-12 | 重庆建设工业(集团)有限责任公司 | Spiral guide machine head body structure |
| CN213657643U (en) * | 2020-12-01 | 2021-07-09 | 重庆建设工业(集团)有限责任公司 | Prevent inertia firing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114294995A (en) | 2022-04-08 |
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