Nail clamping prevention structure of lithium battery striking tool

Abstract

The utility model relates to the technical field of lithium battery striking tools, and discloses a nail clamping prevention structure of a lithium battery striking tool, which comprises a gun body, the front end of the top of the gun body is connected with a nail supporting gun head in a sliding manner, the end part of the nail supporting gun head is fixedly provided with a gun nozzle through a lock catch, and a nail clamp for placing a steel nail is fixed at a position, close to the nail supporting gun head, of one end of the gun body; the bottom of the nail holding gun head is connected with a nail holding surface and a nail pressing surface which are used for holding nails and are symmetrical to each other, and the nail pressing surface and the nail holding surface are adjacent to each other and are arranged along the length direction; due to the fact that the nail holding face is of the arc-shaped structure, a plastic sleeve of a steel nail can be exactly held, the centralizing and tight supporting effects can be achieved, the nail to be hit can be isolated from a next nail to be hit, and therefore under the condition that a firing pin is abraded, the firing pin cannot collide with the plastic sleeve of the next nail when moving back, and the safety of the firing pin is improved. Therefore, the phenomenon of nail clamping caused by damage to the plastic sleeve on the surface of the next steel nail can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium electricity strike tool technical field, concretely is a kind of anti-stuck structure of lithium electricity strike tool. BACKGROUND

[0002] Gun body is by gun body, cylinder, balance valve, switch assembly, hammer assembly (gun tongue), buffer pad, gun nozzle, gun slot etc., utilize compressed air and atmospheric pressure difference, make hammer (piston) in cylinder reciprocating motion by trigger switch;Clip part is by gun head, gun cover, fixed clip, movable clip and other accessories, send nail to gun cover slot by compression spring or tension spring, when hammer comes out from gun nozzle, nail is hit.

[0003] The existing steel nail is hit, by mouth and wall head press in wall body or workpiece surface and then pull the trigger, hammer is hit out by high-pressure gas in wall body to complete nailing, hammer is reset immediately when completing nailing, since the first steel nail is hit, the second steel nail is quickly lifted up the plastic sleeve on the surface of steel nail and the surface of hammer, since the surface of hammer is worn due to long-term back and forth movement, therefore, when resetting, the plastic sleeve on the surface of the second steel nail is easily broken, the integrity of plastic sleeve is damaged, since the broken plastic residue is located in the interior of gun body, steel nail cannot keep horizontal shooting and is easily deviated when next time hitting.

[0004] Therefore, the utility model provides a kind of anti-stuck structure of lithium electricity strike tool to solve the above technical problems. UTILITY MODEL CONTENT

[0005] (One) technical problem solved

[0006] Since the surface of hammer is worn due to long-term back and forth movement in the interior of gun body and nailing, it is in concave-convex state, therefore, when resetting, the plastic sleeve on the surface of the steel nail to be hit is broken, and the broken plastic residue is located in the interior of gun body, steel nail cannot keep horizontal shooting and is easily deviated when next time hitting.

[0007] (Two) technical scheme

[0008] To solve the above problems, the utility model provides the following technical scheme:

[0009] A kind of anti-stuck structure of lithium electricity strike tool, including gun body, the top front end of the gun body is slidably connected with the nail holding gun head, the end of the nail holding gun head is fixed with gun nozzle by lock catch, one end of the gun body is fixed with nail clip for placing steel nail at the position close to nail holding gun head;

[0010] The bottom of the nail holding gun head is connected with a nail holding surface, the bottom is respectively provided with two symmetrical nail holding surfaces and a nail pressing surface, the nail pressing surface is adjacent to the nail holding surface and is arranged along the length direction, the bottom of the nail holding gun head is provided with a nail feeding opening, and the top of the gun body is engaged with a hammer for pushing the nail.

[0011] As a preferred technical scheme of the utility model, the nail holding surface is a circular arc structure, the nail holding gun head is internally provided with a nail feeding guide groove, and the nail feeding guide groove is concentrically arranged.

[0012] As a preferred technical scheme of the utility model, the steel nail in the nail clamp corresponds to the nail feeding opening and the nail feeding guide groove, the gun nozzle and the nail holding gun head are synchronously moved backward on the gun body to limit the steel nail to be hit, and the hammer hits the steel nail to be hit out through the nail feeding opening and the nail feeding guide groove.

[0013] As a preferred technical scheme of the utility model, the steel nail is connected with a plastic sleeve, the circular arc structure of the nail holding surface is matched with the shape of the outer wall of the plastic sleeve and is abutted against the outer wall of the plastic sleeve.

[0014] As a preferred technical scheme of the utility model, the front end surface of the plastic sleeve is matched with the shape of the nail pressing surface, the nail holding gun head is moved backward on the gun body to make the nail pressing surface abut against the front end surface of the plastic sleeve of the steel nail to be hit.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The circular arc structure of the nail holding surface can hold the plastic sleeve of the steel nail, can play the role of righting and tightly supporting, can isolate the nail to be hit and the next nail to be hit, in the case that the hammer is abraded, the plastic sleeve of the next steel nail cannot be touched when moving back, so that the plastic sleeve of the next steel nail is prevented from being damaged and the phenomenon of nail jamming is avoided.

[0017] 2. The front end surface of the plastic sleeve of the steel nail to be hit is abutted against by the nail pressing surface, so that the steel nail to be hit is limited in the nail clamp and cannot move, the steel nail to be hit is hit out by the hammer, the force is large, the steel nail to be hit is prevented from being interfered and deviated, and the steel nail to be hit cannot be horizontally shot out in the next time. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a structural schematic view of the utility model Figure 1 It is a whole structural schematic view of the nail clamp;

[0020] Figure 3 It is a structural schematic view of the utility modelFigure 2 The separation state diagram of the middle supporting nail gun head and the nail clip;

[0021] Figure 4 The utility model discloses Figure 3 The structure schematic diagram of the middle supporting nail gun head;

[0022] Figure 5 The state diagram of the rear movement of the middle supporting nail gun head in the utility model;

[0023] Figure 6 The utility model discloses Figure 1 The partial inside view of the middle gun body.

[0024] In the drawing: 1, gun body; 2, gun nozzle; 201, lock catch; 3, supporting nail gun head; 302, nail pressing surface; 303, nail holding surface; 304, upper nail opening; 4, nail clip; 5, hammer. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figures 1-6 The utility model discloses a kind of anti-nail jam structures of lithium battery percussion tool, including gun body 1, the top front end of gun body 1 is slidably connected with supporting nail gun head 3, the end of supporting nail gun head 3 is fixed with gun nozzle 2 by lock catch 201, the position of one end of gun body 1 close to supporting nail gun head 3 is fixed with nail clip 4 for placing steel nail;

[0027] The bottom of supporting nail gun head 3 is connected with 301, and 301 is arranged on the bottom of the nail holding surface 303 and the nail pressing surface 302, the nail pressing surface 302 is adjacent to the nail holding surface 303 and is arranged along the length direction of 301, the bottom of supporting nail gun head 3 is provided with upper nail opening 304, and the top of gun body 1 is engaged with hammer 5 for pushing nail.

[0028] The nail clamping surface 303 is in a circular arc structure, the nail gun head 3 is internally provided with a nail ejection guide groove, and the nail ejection guide groove is concentrically arranged with the nail ejection guide groove 304; the steel nails in the nail clamps 4 correspond to the nail ejection guide groove and the nail ejection guide groove 304, the gun nozzle 2 and the nail gun head 3 are synchronously moved backward on the gun body 1 to limit the steel nails to be hit, the hammer 5 hits the steel nails to be hit through the nail ejection guide groove and the nail ejection guide groove 304; the steel nails are connected with plastic sleeves, the circular arc structure of the nail clamping surface 303 is matched with the shape of the outer wall of the plastic sleeve and abuts against the outer wall of the plastic sleeve; the front end surface of the plastic sleeve is matched with the shape of the nail pressing surface 302, and the nail gun head 3 is moved backward on the gun body 1 to press the nail pressing surface 302 against the front end surface of the plastic sleeve of the steel nail to be hit.

[0029] When working, the steel nails to be hit are arranged in the nail clamps 4, when the nails enter the barrel of the nail gun, the workers press the nail gun head 3 on the workpiece to be hit and press downward, the gun nozzle 2 and the nail gun head 3 are extruded to the position on the gun body 1, at this time, the nail pressing surface 302 and the nail clamping surface 303 of the nail gun head 3 can embrace the plastic sleeve of the steel nail to be hit, even if the steel nail is tilted, the circular arc structure of the nail clamping surface 303 is matched with the shape of the outer wall of the plastic sleeve on the surface of the steel nail to be hit and is attached to the surface, the tilted steel nail can be corrected and kept in a horizontal state, then the nail gun trigger is pulled, the hammer 5 in the gun body 1 is pushed out by high-pressure gas and pushes the steel nail to shoot out, so that the nailing process is completed.

[0030] Through the arrangement of the nail pressing surface 302, the shape of the nail pressing surface 302 is matched with the structure of the front end surface of the steel nail to be hit, when the nail gun head 3 and the gun nozzle 2 are located on the surface of the workpiece or the wall and are pressed and moved backward, the nail pressing surface 302 is arranged on the surface of the plastic sleeve of the steel nail to be hit, and the nail clamping surface 303 is attached to the outer wall of the plastic sleeve, at this time, the steel nail is limited in the nail clamps 4, the hammer 5 can avoid the steel nail to be hit from being disturbed and deviated due to excessive force when hitting the steel nail, and the steel nail can be prevented from being unable to be kept in a horizontal state when being hit next time.

[0031] It should be noted that, in the present text, relational terms such as first and second and the like can merely be used to differentiate one entity or action from another, without necessarily requiring or implying that there is any such actual relationship or order between or among the entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. In the drawings of the present utility model, the filling patterns are only for distinguishing layers and do not have any other limitations.

[0032] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A nail-proof structure for a lithium-ion battery-powered impact tool, comprising: Gun body (1), the top front end of the gun body (1) is slidably connected to a nail gun head (3), the end of the nail gun head (3) is fixed with a nozzle (2) by a buckle (201), and a nail clip (4) for placing steel nails is fixed at one end of the gun body (1) near the nail gun head (3). The features are as follows: the bottom of the nail gun head (3) is connected to a nail-holding surface (301), the bottom of the (301) is provided with two symmetrical nail-holding surfaces (303) and nail-pressing surfaces (302), the nail-pressing surfaces (302) are adjacent to the nail-holding surfaces (303) and arranged along the length direction of the (301), the bottom of the nail gun head (3) is provided with an upper nail opening (304), and the top of the gun body (1) is engaged with a firing pin (5) for pushing nails.

2. The anti-jamming structure for a lithium battery-powered impact tool according to claim 1, characterized in that: The nail holding surface (303) has an arc-shaped structure, and the nail gun head (3) has a nail ejection guide groove inside, which is concentrically set with the upper nail opening (304).

3. The anti-jamming structure for a lithium battery-powered impact tool according to claim 2, characterized in that: The steel nail inside the nail clip (4) corresponds to the upper nail opening (304) and the nail ejection guide groove. The nozzle (2) and the nail support head (3) move backward synchronously on the gun body (1) to limit the steel nail to be hit. The firing pin (5) knocks the steel nail to be hit out through the upper nail opening (304) and the nail ejection guide groove.

4. The anti-jamming structure of a lithium battery impact tool according to claim 3, characterized in that: The surface of the steel nail is connected to a plastic sleeve, and the arc-shaped structure of the nail-holding surface (303) is adapted to the shape of the outer wall of the plastic sleeve and abuts against the outer wall of the plastic sleeve.

5. The anti-jamming structure for a lithium battery-powered impact tool according to claim 4, characterized in that: The front end face of the plastic sleeve is adapted to the shape of the nail pressing surface (302), and the nail gun head (3) moves backward on the gun body (1) so that the nail pressing surface (302) abuts against the front end face of the plastic sleeve to be hit.

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