Foam nail gun with firing pin convenient to replace and firing pin for nail gun

Abstract

The utility model discloses a foam nail gun with a striker convenient to replace and the striker for the nail gun, and relates to the technical field of nail guns. The gun comprises a gun body. The gun body is provided with a pulling assembly, a limiting assembly, a clamping assembly, a reset assembly and a firing pin. The limiting barrel at one end of the gun body is detached, then the pulling assembly is pulled backwards so that the pulling assembly can drive the limiting assembly arranged in the clamping assembly in a sleeved mode to move, and therefore the limiting assembly is separated from the bottom end of the clamping assembly, and the clamping assembly can be driven to reset through cooperation with the reset assembly; and the pulling assembly is loosened, so that the clamping assembly relieves limiting of the firing pin, the firing pin can be pulled out of the gun body, then a new firing pin is inserted into the clamping assembly, the pulling assembly is loosened, the limiting assembly can reset, the clamping assembly is pushed by the limiting assembly to clamp the firing pin again, the firing pin is replaced, and convenience is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the nail gun technical field, and specifically, it relates to a kind of foam nail gun and the firing pin for the nail gun of easy replacement of firing pin. BACKGROUND

[0002] Foam nail gun, gun body part is by gun body, cylinder, balance valve, switch assembly, firing pin assembly, buffer pad, gun nozzle, gun slot etc., utilize compressed air and atmospheric pressure difference, make firing pin reciprocating motion in cylinder 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 firing pin comes out of gun nozzle, nail is hit.

[0003] Thermal insulation nail is widely used in building decoration, wall thermal insulation house anchoring. It has the characteristics of anti-aging, anti-temperature sudden change, corrosion resistance, cold resistance and heat resistance, high bearing capacity, high pressure resistance, good tensile property, not easy to deform after loading, moisture-proof, vibration-damping and good thermal insulation.

[0004] In prior art, the firing pin of nail gun is prone to deformation after long-time impact, thereby affecting the use of nail gun. When replacing the firing pin, the nail gun shell needs to be disassembled, then the firing pin is removed and replaced with a new one. The process is relatively cumbersome. During disassembly of the nail gun, internal components of the nail gun are prone to damage. In prior art, the length of the firing pin is often limited, which reduces the application range of the thermal insulation nail.

[0005] No effective solution has been proposed for the problems in the related art. UTILITY MODEL CONTENTS

[0006] To overcome the above technical problems existing in the prior art, the utility model provides a kind of foam nail gun and the firing pin for the nail gun of easy replacement of firing pin.

[0007] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0008] The utility model is a kind of foam nail gun and the firing pin for the nail gun of easy replacement of firing pin, including gun body:

[0009] The gun body is respectively provided with pulling assembly, limiting component, clamping assembly, reset component and firing pin;

[0010] The pulling assembly is slidably arranged inside the outer surface of the limiting component, so that the pulling assembly drives the limiting component to move;

[0011] The clamping assembly is attached to one side of the limiting assembly, and the inner part of the clamping assembly is clamped with one end of the hammer, so that the limiting assembly removes the clamping and limiting of the hammer when moving.

[0012] The reset assembly is fixedly connected to one side of the clamping assembly, so that the reset assembly drives the clamping assembly to reset.

[0013] Further, the pulling assembly includes a sliding rod, both ends of the sliding rod are fixedly connected with the inside of the gun body, and the outer surface of the sliding rod is slidably provided with a connecting frame, one side of the connecting frame is fixedly connected with a first spring, one end of the first spring is fixedly connected with the inner wall of the gun body.

[0014] One side of the connecting frame is fixedly connected with a sleeve, and the inside of the sleeve is slidably connected with the outer surface of the limiting assembly.

[0015] Further, the limiting assembly includes a second spring, one end of the second spring is fixedly connected with the inside of the gun body, one end of the second spring is fixedly connected with a limiting disc, one side of the limiting disc is fixedly connected with a first wedge-shaped block, one side of the first wedge-shaped block is attached to one side of the clamping assembly.

[0016] The top end of the limiting disc is fixedly connected with an extension rod, the outer surface of the extension rod is slidably provided in the inside of the sleeve, the outer surface of the extension rod is fixedly connected with an abutting block, and one side of the abutting block is attached to one side of the sleeve.

[0017] Further, the clamping assembly includes a clamping seat, one side of the clamping seat is fixedly connected with the inside of the gun body, the inside of the clamping seat is slidably connected with a second wedge-shaped block, one side of the second wedge-shaped block is attached to one side of the first wedge-shaped block, one side of the second wedge-shaped block is clamped with the inside of the hammer, and one side of the second wedge-shaped block is fixedly connected with one end of the reset assembly.

[0018] Further, the reset assembly includes a fixing seat, one side of the fixing seat is fixedly installed with the inside of the gun body, the inside of the fixing seat is slidably provided with a connecting rod, one end of the connecting rod is fixedly connected with one side of the second wedge-shaped block, one side of the fixing seat is fixedly connected with a tensile spring, and one end of the tensile spring is fixedly connected with one side of the second wedge-shaped block.

[0019] Further, the inside of the clamping seat is provided with a limiting groove, the inside of the limiting groove is slidably provided with a limiting block, and one side of the limiting block is fixedly connected with one side of the second wedge-shaped block.

[0020] A kind of striker applied to foam nail gun, including striker rear section and striker front section, one end of the striker rear section is provided with clamping groove, the inside of the clamping groove is clamped with the outer surface of second wedge block, the outer surface of the striker rear section is fixedly connected with traction tooth, the outer surface of the striker rear section is fixedly connected with guide piece;

[0021] One end of the striker rear section is provided with threaded hole, one end of the striker front section is fixedly connected with threaded column, the threaded face of the threaded column is threadedly connected with the inside of threaded hole.

[0022] The utility model has the following beneficial effects:

[0023] 1, the utility model discloses a limit cylinder of one end of gun body is dismantled, then pulls the pulling assembly backward, to make it can drive the limit assembly of internal sleeve connection arrangement to move, to make limit assembly separate the bottom of clamping assembly, and then cooperate reset assembly can drive clamping assembly to reset, so that the limit of clamping assembly to striker is removed, so that the striker can be pulled out of the inside of gun body, then the new striker is inserted into the inside of clamping assembly, and the pulling assembly is loosened, to make limit assembly reset, so that it promotes clamping assembly to clamp striker again, to complete the replacement of striker, it is more convenient.

[0024] 2, the utility model discloses that the threaded column of one end fixed connection of striker front section is corresponding with the threaded hole of one end of striker rear section, and is installed between threaded column and threaded hole by rotating, to make the length of striker lengthened, and the striker front section and the striker rear section can be connected after processing respectively, to meet the use demand of the lengthened striker, and the manufacturing cost of striker can be reduced.

[0025] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be needed to use the drawing of the embodiment to introduce briefly, obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0027] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0028] Figure 2 It is the inside structure schematic diagram of the gun body of the utility model;

[0029] Figure 3 It is the Figure 2 The enlarged schematic diagram of the local structure of A in the middle

[0030] Figure 4 It is the internal structure schematic view of the clamping assembly of the utility model;

[0031] Figure 5 It is the internal structure schematic view of the clamping assembly of the utility model; Figure 4 It is the enlarged schematic view of the partial structure at B place;

[0032] Figure 6 It is the structure schematic view of the second embodiment of the utility model;

[0033] Figure 7 It is the exploded structure schematic view of the second embodiment of the utility model;

[0034] Figure 8 It is the internal structure schematic view of the clamping assembly of the utility model; Figure 7 It is the enlarged schematic view of the partial structure at C place.

[0035] In the drawings, the component list represented by each sign is as follows:

[0036] 1, gun body; 2, pull assembly; 201, sliding rod; 202, connecting frame; 203, first spring; 204, sleeve; 3, limiting assembly; 301, second spring; 302, limiting disc; 303, first wedge block; 304, extension rod; 305, abutment block; 4, clamping assembly; 401, clamping seat; 402, second wedge block; 5, reset assembly; 501, fixed seat; 502, connecting rod; 503, tension spring; 6, striker; 7, limiting groove; 8, limiting block; 9, striker rear section; 10, striker front section; 11, clamping groove; 12, traction tooth; 13, guide piece; 14, threaded hole; 15, threaded column. DETAILED DESCRIPTION

[0037] 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 those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0038] In the description of the utility model, it is understood that the terms "opening", "upper", "lower", "top", "middle", "inner" and the like indicate the orientation or positional relationship, only for the convenience of describing the utility model and simplifying the description, not indicating or implying that the indicated components or elements must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0039] Embodiment one:

[0040] Please refer toFigures 1-5 The utility model discloses a kind of foam nail gun and punch pin for the nail gun of convenient replacement, including gun body 1:

[0041] The gun body 1 is respectively provided with pulling assembly 2, limiting component 3, clamping assembly 4, reset component 5 and punch pin 6;

[0042] The pulling assembly 2 is slidably arranged inside the outer surface of the limiting component 3, so that the pulling assembly 2 drives the limiting component 3 to move;

[0043] The clamping assembly 4 is attached to one side of the limiting component 3, and the inside of the clamping assembly 4 is connected to one end of the punch pin 6, so that when the limiting component 3 moves, the clamping assembly 4 is released from the clamping and limiting of the punch pin 6;

[0044] The reset component 5 is fixedly connected to one side of the clamping assembly 4, so that the reset component 5 drives the clamping assembly 4 to reset.

[0045] In use, by starting the gun body 1, it drives the punch pin 6 to move, so that it drives the clamping assembly 4 connected at one end to move, and then it can move the piston arranged inside the gun body 1, so that the piston compresses the compression tank inside the gun body 1, and when the punch pin 6 loses the driving force, it drives the piston to rebound under the action of high-pressure gas, so that it cooperates with the clamping assembly 4 to apply impact force to the punch pin 6, so that the punch pin 6 drives the heat preservation nail to insert into the inside of the heat preservation foam, when the punch pin 6 needs to be replaced, the limiting cylinder at one end of the gun body 1 is removed, then the pulling assembly 2 is pulled backward, so that it can drive the limiting component 3 arranged inside the sleeve to move, so that the limiting component 3 is separated from the bottom end of the clamping assembly 4, and then cooperates with the reset component 5 to drive the clamping assembly 4 to reset, so that the clamping assembly 4 releases the limiting of the punch pin 6, so that the punch pin can be pulled out of the inside of the gun body 1, so that the punch pin 6 can be replaced.

[0046] The utility model discloses that the limiting cylinder at one end of the gun body 1 is removed, then the pulling assembly 2 is pulled backward, so that it can drive the limiting component 3 arranged inside the sleeve to move, so that the limiting component 3 is separated from the bottom end of the clamping assembly 4, and then cooperates with the reset component 5 to drive the clamping assembly 4 to reset, so that the clamping assembly 4 releases the limiting of the punch pin 6, so that the punch pin can be pulled out of the inside of the gun body 1, then the new punch pin 6 is inserted into the inside of the clamping assembly 4, and the pulling assembly 2 is released, so that the limiting component 3 can reset, so that it drives the clamping assembly 4 to clamp the punch pin 6 again, to complete the replacement of the punch pin, which is more convenient.

[0047] In one embodiment, for the above-mentioned pulling assembly 2, the pulling assembly 2 comprises a sliding rod 201, both ends of the sliding rod 201 are fixedly connected with the inside of the gun body 1, the outer surface of the sliding rod 201 is slidably provided with a connecting frame 202, one side of the connecting frame 202 is fixedly connected with a first spring 203, one end of the first spring 203 is fixedly connected with the inner wall of the gun body 1.

[0048] One side of the connecting frame 202 is fixedly connected with a sleeve 204, the inside of the sleeve 204 is slidably connected with the outer surface of the limiting assembly 3.

[0049] By pulling the connecting frame 202, the sleeve 204 fixedly connected on one side of the connecting frame 202 is moved, and the first spring 203 can be compressed in the direction of the sliding rod 201, with the movement of the sleeve 204, the limiting assembly 3 slidably connected in the inside of the sleeve 204 is moved, so as to control the limiting assembly 3.

[0050] In one embodiment, for the above-mentioned limiting assembly 3, the limiting assembly 3 comprises a second spring 301, one end of the second spring 301 is fixedly connected with the inside of the gun body 1, one end of the second spring 301 is fixedly connected with a limiting disc 302, one side of the limiting disc 302 is fixedly connected with a first wedge block 303, one side of the first wedge block 303 is in contact with one side of the clamping assembly 4.

[0051] The top end of the limiting disc 302 is fixedly connected with an extension rod 304, the outer surface of the extension rod 304 is slidably provided in the inside of the sleeve 204, the outer surface of the extension rod 304 is fixedly connected with an abutting block 305, one side of the abutting block 305 is in contact with one side of the sleeve 204.

[0052] By pulling the connecting frame 202, the sleeve 204 fixedly connected on one side of the connecting frame 202 is moved, so as to push the abutting block 305 in the direction of the extension rod 304, since the abutting block 305 is arranged on the outer surface of the extension rod 304, and one end of the extension rod 304 is fixedly connected with one side of the limiting disc 302, the limiting disc 302 can be pushed to compress the second spring 301, and the first wedge block 303 fixedly connected on one side of the limiting disc 302 can be moved, so as to release the limiting of the clamping assembly 4, when the extension rod 304 loses the pushing force, the first wedge block 303 can be pushed to push the clamping assembly 4 by the elastic force of the second spring 301 and the limiting disc 302, so as to clamp the striker 6.

[0053] In one embodiment, for the above-mentioned clamping assembly 4, the clamping assembly 4 comprises a clamping seat 401, one side of the clamping seat 401 is fixedly connected with the inside of the gun body 1, a second wedge block 402 is slidably connected in the inside of the clamping seat 401, one side of the second wedge block 402 is in abutment with one side of the first wedge block 303, one side of the second wedge block 402 is clamped with the inside of the hammer 6, and one side of the second wedge block 402 is fixedly connected with one end of the reset assembly 5.

[0054] When the first wedge block 303 moves with the movement of the limiting disc 302, the second wedge block 402 abuttingly arranged on one side of the first wedge block 303 can be moved, and since the outer surface of the second wedge block 402 is slidably arranged in the inside of the clamping seat 401, when the second wedge block 402 moves, it can be in the inside of the clamping seat 401, and the hammer 6 inserted into the inside of the clamping seat 401 can be clamped and fixed, so as to facilitate the disassembly or installation of the hammer 6.

[0055] In one embodiment, for the above-mentioned reset assembly 5, the reset assembly 5 comprises a fixed seat 501, one side of the fixed seat 501 is fixedly installed in the inside of the gun body 1, a connecting rod 502 is slidably arranged in the inside of the fixed seat 501, one end of the connecting rod 502 is fixedly connected with one side of the second wedge block 402, a tension spring 503 is fixedly connected with one side of the second wedge block 402.

[0056] When the second wedge block 402 is separated from the first wedge block 303, the second wedge block 402 loses the pushing force, so that the tension spring 503 pulls the second wedge block 402 fixedly connected at one end to move, so that it can be separated from the clamping arrangement of the hammer 6, and the arrangement of the connecting rod 502 can limit the movement direction of the second wedge block 402, thereby improving the stability of the second wedge block 402 during movement.

[0057] In one embodiment, for the above-mentioned clamping seat 401, a limiting groove 7 is formed in the inside of the clamping seat 401, a limiting block 8 is slidably arranged in the inside of the limiting groove 7, and one side of the limiting block 8 is fixedly connected with one side of the second wedge block 402.

[0058] When the second wedge block 402 moves, the limiting block 8 fixedly connected on one side of the second wedge block 402 moves and slides along the inside of the limiting groove 7, thereby limiting the movement distance of the limiting block 8, so that the limiting block 8 limits the movement distance of the second wedge block 402, thereby improving the stability of the second wedge block 402 during movement.

[0059] Embodiment two:

[0060] Please refer to Figures 6-8 As shown in the figure, a kind of firing pin applied to foam nail gun, it is characterized by, including firing pin rear section 9 and firing pin front section 10, one end of the firing pin rear section 9 is provided with clamping groove 11, the inside of the clamping groove 11 is clamped with the outer surface of the second wedge block 402, the outer surface of the firing pin rear section 9 is fixedly connected with traction tooth 12, the outer surface of the firing pin rear section 9 is fixedly connected with guide piece 13;

[0061] One end of the firing pin rear section 9 is provided with threaded hole 14, one end of the firing pin front section 10 is fixedly connected with threaded column 15, the threaded surface of the threaded column 15 is screwed with the inside of the threaded hole 14.

[0062] By inserting one end of the firing pin rear section 9 into the inside of the clamping seat 401, and making the clamping groove 11 opened at one end correspond to one side of the second wedge block 402, and then making one side thereof clamped with the inside of the clamping groove 11 as the second wedge block 402 moves, the installation is completed, and the guide piece 13 can limit the direction of the firing pin rear section 9 during movement, and can avoid rotation during work, thereby improving the stability of the firing pin during work;

[0063] By making the threaded column 15 fixedly connected at one end of the firing pin front section 10 correspond to the threaded hole 14 opened at one end of the firing pin rear section 9, and screwing the threaded column 15 and the threaded hole 14 to complete threaded installation, the length of the firing pin can be lengthened, and the firing pin front section 10 and the firing pin rear section 9 can be machined separately and then connected, thereby meeting the use requirement of lengthening the firing pin, and also reducing the manufacturing cost of the firing pin.

[0064] Through the above technical scheme, 1, by disassembling the limiting cylinder at one end of the gun body 1, then pulling the pulling assembly 2 backward, so that it can drive the limiting assembly 3 arranged inside to move, so that the limiting assembly 3 is separated from the bottom end of the clamping assembly 4, and then cooperates with the reset assembly 5 to drive the clamping assembly 4 to reset, so that the clamping assembly 4 releases the limiting of the firing pin 6, so that the firing pin can be pulled out of the inside of the gun body 1, then a new firing pin 6 is inserted into the inside of the clamping assembly 4, and the pulling assembly 2 is loosened, so that the limiting assembly 3 can reset, so that it pushes the clamping assembly 4 to clamp the firing pin 6 again, to complete the replacement of the firing pin, which is more convenient;

[0065] 2, by making the threaded column 15 fixedly connected at one end of the firing pin front section 10 correspond to the threaded hole 14 opened at one end of the firing pin rear section 9, and screwing the threaded column 15 and the threaded hole 14 to complete threaded installation, the length of the firing pin can be lengthened, and the firing pin front section 10 and the firing pin rear section 9 can be machined separately and then connected, thereby meeting the use requirement of lengthening the firing pin, and also reducing the manufacturing cost of the firing pin.

[0066] In the description of the application, the description of the terms "one embodiment", "an example", "a specific example" and the like is intended to mean that the particular feature, structure, material or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. Descriptive terms of the above terms in this specification do not necessarily refer to the same embodiment or example. Moreover, the particular features, structures, materials or characteristics described can be combined in any suitable manner in one or more embodiments or examples.

[0067] The preferred embodiments of the application disclosed above are only used to help explain the application. The preferred embodiments do not describe all the details and limit the application to the specific embodiments described. Obviously, many modifications and changes can be made according to the content of the specification. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and use the application. The application is limited only by the claims and their full scope and equivalents.

Claims

1. A foam nail gun facilitating replacement of a firing pin, comprising a gun body (1), characterized in that: the gun body (1) is respectively provided with a pulling assembly (2), a limiting assembly (3), a clamping assembly (4), a resetting assembly (5) and a firing pin (6); the pulling assembly (2) is slidably arranged inside the limiting assembly (3) to drive the limiting assembly (3) to move; the clamping assembly (4) is attached to one side of the limiting assembly (3) and is clamped to one end of the firing pin (6) to release the clamping assembly (4) from clamping the firing pin (6) when the limiting assembly (3) moves; the resetting assembly (5) is fixedly connected to one side of the clamping assembly (4) to drive the clamping assembly (4) to reset.

2. A foam nail gun with easy replacement of the firing pin according to claim 1, characterized in that, the pulling assembly (2) comprises a sliding rod (201) fixedly connected to the inside of the gun body (1) at both ends, and a connecting frame (202) slidably arranged on the outer surface of the sliding rod (201), and a first spring (203) fixedly connected to one side of the connecting frame (202), and the other end of the first spring (203) is fixedly connected to the inner wall of the gun body (1); the connecting frame (202) is fixedly connected to a sleeve (204) on one side, and the inside of the sleeve (204) is slidably connected to the outer surface of the limiting assembly (3).

3. A foam nail gun with easy replacement of the firing pin according to claim 2, characterized in that the limiting assembly (3) comprises a second spring (301) fixedly connected to the inside of the gun body (1) at one end, a limiting disc (302) fixedly connected to one end of the second spring (301), a first wedge-shaped block (303) fixedly connected to one side of the limiting disc (302), and the first wedge-shaped block (303) is attached to one side of the clamping assembly (4); the top end of the limiting disc (302) is fixedly connected to an extension rod (304), and the outer surface of the extension rod (304) is slidably arranged in the inside of the sleeve (204), and the outer surface of the extension rod (304) is fixedly connected to an abutting block (305), and one side of the abutting block (305) is attached to one side of the sleeve (204).

4. A foam nail gun with easy replacement of the firing pin according to claim 3, characterized in that, the clamping assembly (4) comprises a clamping seat (401) fixedly connected to the inside of the gun body (1) on one side, a second wedge-shaped block (402) slidably connected in the inside of the clamping seat (401), and the second wedge-shaped block (402) is attached to one side of the first wedge-shaped block (303), and the second wedge-shaped block (402) is clamped to the inside of the firing pin (6) on one side, and the second wedge-shaped block (402) is fixedly connected to one end of the resetting assembly (5).

5. A foam nail gun with easy replacement of the firing pin according to claim 4, characterized in that The reset assembly (5) includes a fixed seat (501), one side of the fixed seat (501) is fixedly installed with the inside of the gun body (1), the inside of the fixed seat (501) is slidably provided with a connecting rod (502), one end of the connecting rod (502) is fixedly connected with one side of the second wedge block (402), one side of the fixed seat (501) is fixedly connected with a tension spring (503), one end of the tension spring (503) is fixedly connected with one side of the second wedge block (402).

6. A foam nail gun with easy replacement of the firing pin according to claim 4, wherein, The inside of the clamping seat (401) is provided with a limiting groove (7), the inside of the limiting groove (7) is slidably provided with a limiting block (8), one side of the limiting block (8) is fixedly connected with one side of the second wedge block (402).

7. A striker for use in a foam nail gun as claimed in any one of claims 1 to 6, characterised in that, Including the rear section of the hammer (9) and the front section of the hammer (10), one end of the rear section of the hammer (9) is provided with a clamping groove (11), the inside of the clamping groove (11) is clamped with the outer surface of the second wedge block (402), the outer surface of the rear section of the hammer (9) is fixedly connected with a traction tooth (12), the outer surface of the rear section of the hammer (9) is fixedly connected with a guide piece (13); One end of the rear section of the hammer (9) is provided with a threaded hole (14), one end of the front section of the hammer (10) is fixedly connected with a threaded column (15), the threaded surface of the threaded column (15) is threadedly connected with the inside of the threaded hole (14).

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