CN209986900U

CN209986900U - Sealing element for sliding seal of firing pin of pneumatic nailing gun

Info

Publication number: CN209986900U
Application number: CN201920571271.0U
Authority: CN
Inventors: 梁远臻; 金玮
Original assignee: Shanghai Anshen Intelligent Technology Co Ltd
Current assignee: Shanghai Anshen Intelligent Technology Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-01-24
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses a pneumatic nailing gun firing pin sealing element for sliding seal, which comprises an outer shell, one side outer wall of shell is equipped with spacing pipe, and the both sides inner wall of shell all is equipped with the fixed plate, and the other end of fixed plate is equipped with same sealed tube, the top inner wall and the bottom inner wall of sealed tube all are equipped with the spout, and the equal sliding connection of inner wall of two spouts has the slider, and the relative one side outer wall of two sliders is equipped with same liftout plate, and it has the seal cover to paste in the cavity in the middle of sealed tube and the liftout plate, is ejecting chamber in the middle of the sealed tube, the junction of shell and spacing pipe is equipped with the connecting plate, and one side outer wall of connecting plate is. The utility model discloses a be provided with sealed tube and seal cover, the seal cover sets up in the gap between sealed tube and the liftout plate, and the leakproofness of improving the device guarantees that pneumatic nailing gun can not appear the phenomenon of gas leakage when using, strengthens the nailing effect.

Description

Sealing element for sliding seal of firing pin of pneumatic nailing gun

Technical Field

The utility model relates to a sealing member technical field especially relates to a pneumatic nailing gun firing pin sealing member for sliding seal.

Background

The pneumatic nailing gun, the body of the gun is assembled and made up of body of the gun, air cylinder, balanced valve, switching module, firing pin assembly (rifle tongue), cushion pad, gun nozzle, gun groove, etc., utilize compressed air and atmospheric pressure difference, make firing pin (piston) reciprocate in the air cylinder through the trigger switch; the cartridge clip part is composed of parts such as a gun head, a gun cover, a fixed cartridge clip and a movable cartridge clip, the nail is sent into a groove of the gun cover through a pressure spring or a tension spring, and when the firing pin comes out from the gun mouth, the nail is ejected.

When the pneumatic nailing gun is used, the gas pushes the ejection rod to push out the pneumatic nailing gun, the gas loss is often caused due to poor sealing performance, the ejection pressure is reduced, the practical value of the pneumatic nailing gun is reduced, and meanwhile, the ejection rod rubs with an ejection hole formed in a connecting plate in the moving process, so that the ejection rod is damaged, the service life of the ejection rod is reduced, and the service life of the pneumatic nailing gun is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sealing element for sliding sealing of a firing pin of a pneumatic nailing gun.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pneumatic nailing gun firing pin sealing element for sliding seal, includes the shell, one side outer wall of shell is equipped with spacing pipe, and the both sides inner wall of shell all is equipped with the fixed plate, and the other end of fixed plate is equipped with same sealed tube, the top inner wall and the bottom inner wall of sealed tube all are equipped with the spout, and the equal sliding connection of inner wall of two spouts has the slider, and the relative one side outer wall of two sliders is equipped with same liftout plate, and it has the seal cover to paste in the cavity in the middle of sealed tube and the liftout plate, is ejecting chamber in the middle of the sealed tube, the junction of shell and spacing pipe is equipped with the connecting plate, and one side outer wall of connecting.

Furthermore, the outer wall of the connecting plate is provided with an ejection hole, the inner walls of two sides of the ejection hole are provided with protrusions, and the ejection hole is located between the two limiting rods.

Further, the rubber buffer has all been pasted to the both sides inner wall of shell, and the outer wall in sealed tube is all pasted to the other end of rubber buffer.

Furthermore, the outer wall of one side of the ejection plate is provided with an ejection block, the outer wall of one side of the ejection block is provided with an ejection rod, and the ejection rod is inserted into the inner wall of the ejection hole.

Furthermore, the other end of the ejection rod is provided with a push plate, and the other end of the push plate is connected with an air gun nail.

Furthermore, the outer wall of the bottom of the limiting pipe is provided with a pneumatic nail gun clamp.

The utility model has the advantages that:

1. through being provided with sealed tube and seal cover, the seal cover sets up in the gap between sealed tube and the liftout plate, improves the leakproofness of device, guarantees that pneumatic nailing gun can not appear gas leakage's phenomenon when using, reinforcing nailing effect.

2. Through being provided with spout and slider, the liftout plate slides on the spout through the slider, reduces the frictional force that produces in the liftout plate reciprocating motion, reduces the propulsion resistance, improves the nailing effect.

3. The inner wall of the ejection hole is provided with the bulge which is of a semicircular structure, so that the friction force applied to the ejection rod is reduced, the service life of the ejection rod is prolonged, and the service life of the pneumatic nailing gun is prolonged.

Drawings

Fig. 1 is a schematic structural view of a sealing member for sliding sealing of a striker of a pneumatic nailing gun according to the present invention;

FIG. 2 is a schematic view of a sealing tube structure of a sealing member for sliding sealing of a striker of a pneumatic nailing gun according to the present invention;

fig. 3 is a schematic structural view of part a of fig. 1.

In the figure: the device comprises a shell, a limiting rod, a 3-push plate, a 4-limiting tube, a 5-air gun nail clamp, a 6-air gun nail, a 7-connecting plate, a 8-sealing sleeve, a 9-ejection block, a 10-sealing tube, an 11-ejection cavity, a 12-ejection plate, a 13-rubber plug, a 14-fixing plate, a 15-ejection rod, a 16-sliding groove, a 17-sliding block, an 18-ejection hole and a 19-protrusion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a sealing member for sliding sealing of a firing pin of a pneumatic nailing gun comprises a shell 1, wherein a limiting pipe 4 is welded on the outer wall of one side of the shell 1, a fixing plate 14 is welded on the inner walls of two sides of the shell 1, the same sealing pipe 10 is welded on the other end of the fixing plate 14, sliding chutes 16 are welded on the inner walls of the top and the bottom of the sealing pipe 10, sliding blocks 17 are connected on the inner walls of the two sliding chutes 16, a same ejection plate 12 is welded on the outer wall of one side of the two sliding blocks 17 opposite to each other, a sealing sleeve 8 is adhered in a cavity between the sealing pipe 10 and the ejection plate 12, an ejection cavity 11 is formed in the middle of the sealing pipe 10, a connecting plate 7 is welded at the joint of the shell 1 and the limiting.

The utility model discloses in, the outer wall of connecting plate 7 is opened there is ejecting hole 18, and protruding 19 has all been welded to the both sides inner wall of ejecting hole 18, ejecting hole 18 is located between two gag lever post 2, the both sides inner wall of shell 1 has all been pasted rubber buffer 13, and rubber buffer 13's the other end all pastes in the outer wall of sealed tube 10, one side outer wall welding of ejecting plate 12 has ejecting block 9, and one side outer wall welding of ejecting block 9 has ejecting rod 15, ejecting rod 15 alternates in ejecting hole 18's inner wall, ejecting rod 15's other end welding has push pedal 3, and push pedal 3's the other end is connected with air gun nail 6, the bottom outer wall of spacing pipe 4 is equipped with air gun nail gun 5.

The working principle is as follows: when using pneumatic nailing gun, atmospheric pressure promotes liftout plate 12, slider 17 slides at 16 inner walls of spout, thereby drive liftout rod 15 and promote air gun nail 6, beat air gun nail 6, liftout rod 15 is when ejecting hole 18, the protruding 19 of the setting of 18 inner walls of ejecting hole reduces the frictional force that liftout rod 15 received, the service life of extension liftout rod 15, thereby the life of extension pneumatic nailing gun, be provided with seal cover 8 between sealed tube 10 and liftout plate 12, the leakproofness of improving the device, make the work that pneumatic nailing machine can be normal.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sealing element for sliding seal of a firing pin of a pneumatic nailing gun comprises a shell (1) and is characterized in that a limiting pipe (4) is arranged on the outer wall of one side of the shell (1), and the inner walls of the two sides of the shell (1) are both provided with a fixed plate (14), the other end of the fixed plate (14) is provided with the same sealing tube (10), the inner walls of the top and the bottom of the sealing tube (10) are both provided with a chute (16), the inner walls of the two sliding grooves (16) are both connected with sliding blocks (17) in a sliding way, the outer wall of one side of the two sliding blocks (17) which is opposite to each other is provided with a same ejection plate (12), a sealing sleeve (8) is stuck in a cavity between the sealing tube (10) and the ejection plate (12), an ejection cavity (11) is arranged in the middle of the sealing tube (10), the connecting part of the shell (1) and the limiting pipe (4) is provided with a connecting plate (7), and the outer wall of one side of the connecting plate (7) is provided with two limiting rods (2).

2. The sealing member for sliding sealing of the firing pin of the pneumatic nailing gun as claimed in claim 1, wherein the outer wall of the connecting plate (7) is provided with an ejection hole (18), and the inner walls of both sides of the ejection hole (18) are provided with protrusions (19), and the ejection hole (18) is located between the two stop levers (2).

3. The sealer for slide sealing of a striker of a pneumatic nailing gun according to claim 2 wherein rubber stoppers (13) are stuck to both inner walls of both sides of the housing (1), and the other ends of the rubber stoppers (13) are stuck to the outer wall of the sealing tube (10).

4. The sealer for slide sealing of a striker of a pneumatic nailing gun according to claim 3 wherein an ejector block (9) is provided on an outer wall of one side of the ejector plate (12), and an ejector rod (15) is provided on an outer wall of one side of the ejector block (9), the ejector rod (15) being inserted through an inner wall of the ejector hole (18).

5. The sealer for slide sealing of a striker of a pneumatic nailing machine according to claim 4 wherein a push plate (3) is provided at the other end of the ejector rod (15), and an air nail (6) is attached to the other end of the push plate (3).

6. The sealing member for sliding seal of a striker of a pneumatic nailing gun as claimed in claim 5, wherein a nail gun clip (5) is provided on an outer wall of a bottom of said retainer tube (4).