CN201271874Y - Air nail gun with nail guard mechanism - Google Patents
Air nail gun with nail guard mechanism Download PDFInfo
- Publication number
- CN201271874Y CN201271874Y CNU2008201651601U CN200820165160U CN201271874Y CN 201271874 Y CN201271874 Y CN 201271874Y CN U2008201651601 U CNU2008201651601 U CN U2008201651601U CN 200820165160 U CN200820165160 U CN 200820165160U CN 201271874 Y CN201271874 Y CN 201271874Y
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- CN
- China
- Prior art keywords
- nail
- mouth
- muzzle
- protection mechanism
- gun
- 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.)
- Expired - Fee Related
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- Portable Nailing Machines And Staplers (AREA)
Abstract
The utility model discloses a pneumatic nailer with a nail protection mechanism, comprising a nailer body, a nailer muzzle and a wrench. A nail channel with a laid-in nailer pin is arranged on the nailer muzzle; the upper muzzle of a circular arc segment is arranged at the lower part of the nail channel, and a nail protection mechanism is arranged on the other side of the upper muzzle; the nail protection mechanism comprises a lower muzzle which forms a closed space together with the upper muzzle; a nail protection slant tilting towards the inner wall of the nail channel is arranged at the inner side of the lower muzzle; the nail protection slant forms the surface butting against the ejected nails and the nailer pin; the lower muzzle can be arranged in the lower muzzle seat in a manner that the lower muzzle can make linear sliding movement in the direction perpendicular to the nail protection slant; the lower muzzle seat is fixed on the muzzle, and a return spring is arranged between the lower muzzle and the lower muzzle seat. A stop piece which limits for limiting the movement of the lower muzzle is arranged on the travel of the lower muzzle. The pneumatic nailer with a nail protection mechanism is capable to effectively preventing the nail cap from deformation, fracture and the like when the nail is stricken into the object to be nailed.
Description
Technical field
The utility model relates to a kind of air nail gun.
Background technology
Common air nail gun is not provided with nail-protection mechanism, its nail in each state diagram of getting process in the rifle mouth shown in Fig. 1-4, nail with moment after the rifle pin contacts, because nail is connected the influence of the stressed inhomogeneities of resistance and nail with nail, make nail run-off the straight as shown in the figure in getting process, until inconsistent with rifle mouth inwall, and export along inwall from the rifle mouth and to get, owing on the rifle mouth nail-protection mechanism is not set, stiff ground CONTACT WITH FRICTION between nail and the rifle mouth inwall, when the nail point contacted with quilt nail object, the stressed straight line of nail and nail point were obstructed and form the inclination angle between the force, caused nail defective such as head of a nail distortion or fracture after squeezing into by the nail thing.
What U.S. Pat 6578749B1 disclosed a kind of air nail gun goes out to follow closely guiding device (NAIL GUIDE DEVICE FOR POWER NAILER), its nail piece that protects as guiding device is hinged on the rifle mouth, the nail outgoing to protect the nail piece when contacting, its outgoing power make protect the nail piece rotate around pin joint, after the nail outgoing, under the effect of the back-moving spring of pin joint one side, protect the nail block reset.The deficiency of this nail-protection mechanism is: protect nail by the protecting nail piece that is hinged on the rifle mouth, protect the nail piece in making the process of circular motion, can not accomplish with nail and rifle pin to closely cooperate, it is reliable and stable inadequately to protect the nail effect.
Summary of the invention
In order to solve the above-mentioned deficiency of existing air nail gun, the utility model proposes and a kind ofly can prevent effectively that non-magnetic shim squeezes into by the air nail gun of the band nail-protection mechanism of defectives such as head of a nail distortion or fracture behind the nail thing.
The technical scheme that its technical problem that solves the utility model adopts is:
The air nail gun of band nail-protection mechanism, comprise the body of a gun, the rifle mouth, spanner, described rifle mouth is provided with the nail passage excessively of built-in gun pin, the last mouth of arc section is arranged at the bottom that described mistake is followed closely passage, the described opposite side of going up mouth is provided with nail-protection mechanism, described nail-protection mechanism comprises the following mouth of enclosing enclosure space with described upward mouth, the inboard of described down mouth have with cross that the inwall of following closely passage tilts protect the nail inclined-plane, the described conflict face of nail and rifle pin when protecting the nail inclined-plane and constituting outgoing, but described down mouth along perpendicular to the direction linear slide of protecting the nail inclined-plane be arranged in the mouth seat, described mouth seat down is fixed on the rifle mouth, is provided with back-moving spring between described Xia Zui and the following mouth seat.
Further, restricted mouth down moves the abutment of lower limit on the stroke of described down mouth.
Further, there is the bracketing face that cooperates with the rifle wire surface the described below of protecting the nail inclined-plane.
Further, the chute that mouth moves toward complex line under supplying is arranged on the described mouth seat down, described back-moving spring is arranged in the chute.
Preferably, described upward mouth is the semicircle segmental arc.
Technical conceive of the present utility model is: nail is got to following mouth, by protecting the nail inclined-plane and will follow closely point and protect flat on the following mouth, nail continues to move down under the active force of rifle pin, after the protecting the nail inclined-plane and contact of the head of a nail and following mouth, following mouth moves along the direction vertical with protecting the nail inclined-plane by following mouth chute under the active force of the head of a nail and rifle pin, can be until the head of a nail smoothly by getting, following mouth returns original state behind the rifle pin return under the effect of back-moving spring.Protecting below, nail inclined-plane has the bracketing face that cooperates with the rifle wire surface, makes the rifle pin in the outlet of rifle mouth stable support part be arranged, and it is more reliable to move;
After increasing nail-protection mechanism, nail with contact by the nail thing before under effect as the following mouth that protects the nail piece, make the maintenance of stressed straight line and resistance point vertical all the time, can prevent from effectively that nail from squeezing into to be followed closely behind the thing that the head of a nail is out of shape or defectives such as fracture;
In addition, following mouth is moving linearly in following mouth chute, with respect on being hinged on the rifle mouth around protecting for the nail piece that pin joint rotates, it is more reliable and more stable to protect the nail effect.
The beneficial effects of the utility model are: (1) can prevent effectively that non-magnetic shim squeezes into by defectives such as head of a nail distortion or fracture behind the nail thing; (2) to protect nail more reliable and more stable for rectilinear motion; (3) simple in structure, easy to make, cost is low.
Description of drawings
Fig. 1 is the existing first outgoing state diagram that the air nail gun of nail-protection mechanism is not set.
Fig. 2 is the existing second outgoing state diagram that the air nail gun of nail-protection mechanism is not set.
Fig. 3 is existing the 3rd outgoing state diagram that the air nail gun of nail-protection mechanism is not set.
Fig. 4 is existing the 4th outgoing state diagram that the air nail gun of nail-protection mechanism is not set.
Fig. 5 is the decomposition texture schematic diagram of rifle mouth of the present utility model.
Fig. 6 is the rifle mouth cutaway view of the utility model when not comprising the rifle pin.
Fig. 7 is the first outgoing state diagram of the present utility model.
Fig. 8 is the second outgoing state diagram of the present utility model.
Fig. 9 is the 3rd outgoing state diagram of the present utility model.
Figure 10 is the 4th outgoing state diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
With reference to Fig. 1-10: the air nail gun of band nail-protection mechanism, comprise the body of a gun, rifle mouth 1, spanner, described rifle mouth 1 is provided with the nail passage 13 excessively of built-in gun pin, the last mouth 2 of semicircle segmental arc is arranged at the bottom that described mistake is followed closely passage 13, the described opposite side of going up mouth 2 is provided with nail-protection mechanism, described nail-protection mechanism comprises the following mouth 4 of enclosing enclosure space with described upward mouth 2, the described inboard of mouth 4 down has and crosses the protecting of inwall inclination of following closely passage and follow closely inclined-plane 5, the described conflict face of nail 6 and rifle pin 3 when protecting nail inclined-plane 5 and constituting outgoing, the described below of protecting nail inclined-plane 5 is extended with the bracketing face 11 with rifle pin 3 surface engagement, but described down mouth 4 along perpendicular to the direction linear slide of protecting the nail inclined-plane be arranged in the mouth seat 7, described mouth seat 7 down is fixed on the rifle mouth 1 by screw 12, is provided with back-moving spring 8 between described mouth 4 down and the following mouth seat 7.
Restricted mouth down moves the abutment 9 of lower limit on the stroke of described mouth 4 down.
The chute 10 that mouth 4 moves toward complex lines under supplying is arranged on the described mouth seat 7 down, and described back-moving spring is arranged in the chute, and its two ends and Xia Zui and following mouth seat offset.
The course of work of present embodiment: nail 6 is got to following mouth, by protecting the nail inclined-plane and will follow closely point and protect flat on the following mouth, nail continues to move down under the active force of rifle pin 3, after the protecting nail inclined-plane 5 and contact of the head of a nail and following mouth, following mouth moves along the direction vertical with protecting nail inclined-plane 5 by following mouth chute 10 under the active force of the head of a nail and rifle pin, can be until the head of a nail smoothly by getting, following mouth returns original state behind rifle pin 3 returns under the effect of back-moving spring 8.Protecting nail 5 belows, inclined-plane has bracketing face 11 with rifle pin 3 surface engagement, makes the rifle pin in the outlet of rifle mouth stable support part be arranged, and it is more reliable to move;
After increasing nail-protection mechanism, nail with contact by the nail thing before under effect as the following mouth that protects the nail piece, make the maintenance of stressed straight line and resistance point vertical all the time, can prevent from effectively that nail from squeezing into to be followed closely behind the thing that the head of a nail is out of shape or defectives such as fracture;
In addition, following mouth is moving linearly in following mouth chute, and for the hinged nail-protection mechanism of making reciprocally swinging, it is more reliable and more stable to protect the nail effect.
The described content of this specification embodiment only is enumerating inventive concept institute's way of realization; the concrete form that protection domain of the present utility model should only not be confined to embodiment is stated, protection domain of the present utility model reaches in those skilled in the art according to the thinkable equivalent technologies means of technical conceive of the present utility model.
Claims (5)
1, the air nail gun of band nail-protection mechanism, comprise the body of a gun, the rifle mouth, spanner, described rifle mouth is provided with the nail passage excessively of built-in gun pin, it is characterized in that: the last mouth of arc section is arranged at the bottom that described mistake is followed closely passage, the described opposite side of going up mouth is provided with nail-protection mechanism, described nail-protection mechanism comprises the following mouth of enclosing enclosure space with described upward mouth, the inboard of described down mouth have with cross that the inwall of following closely passage tilts protect the nail inclined-plane, the described conflict face of nail and rifle pin when protecting the nail inclined-plane and constituting outgoing, but described down mouth along perpendicular to the direction linear slide of protecting the nail inclined-plane be arranged in the mouth seat, described mouth seat down is fixed on the rifle mouth, is provided with back-moving spring between described Xia Zui and the following mouth seat.
2, the air nail gun of band nail-protection mechanism as claimed in claim 1 is characterized in that: restricted mouth down moves the abutment of lower limit on the stroke of described mouth down.
3, the air nail gun of band nail-protection mechanism as claimed in claim 1 or 2 is characterized in that: there is the bracketing face that cooperates with the rifle wire surface the described below of protecting the nail inclined-plane.
4, the air nail gun of band nail-protection mechanism as claimed in claim 3 is characterized in that: the chute that mouth moves toward complex line under supplying is arranged on the described mouth seat down, and described back-moving spring is arranged in the chute.
5, the air nail gun of band nail-protection mechanism as claimed in claim 4 is characterized in that: described upward mouth is the semicircle segmental arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201651601U CN201271874Y (en) | 2008-09-28 | 2008-09-28 | Air nail gun with nail guard mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201651601U CN201271874Y (en) | 2008-09-28 | 2008-09-28 | Air nail gun with nail guard mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201271874Y true CN201271874Y (en) | 2009-07-15 |
Family
ID=40882226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201651601U Expired - Fee Related CN201271874Y (en) | 2008-09-28 | 2008-09-28 | Air nail gun with nail guard mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201271874Y (en) |
-
2008
- 2008-09-28 CN CNU2008201651601U patent/CN201271874Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou Dajiang Ind. Co., Ltd. Assignor: Yang Mingjun Contract record no.: 2012330000212 Denomination of utility model: Air nail gun with nail-protection mechanism Granted publication date: 20090715 License type: Exclusive License Record date: 20120427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20140928 |
|
| EXPY | Termination of patent right or utility model |