CN211890683U - A striker guide device for a nail gun - Google Patents

Abstract

The utility model discloses a firing pin guider of nailing gun, including the stack, be provided with the firing pin on the stack and go out chamber device and firing pin resetting means, the firing pin goes out and is provided with the firing pin that can horizontal slip between chamber device and the firing pin resetting means, and the firing pin moves left under the firing pin goes out the chamber device and drives, and firing pin bottom face supports and leans on firing pin resetting means to can move right under firing pin resetting means drives and reset. Two guide columns are arranged on two sides of the firing pin, waist-shaped holes for the guide columns to slide up and down are formed in the gun rack, sliding block assemblies are fixed on two sides of the firing pin, the sliding block assemblies are sleeved on the guide columns and slide left and right along the guide columns, a buffer rubber block matched with the sliding block assemblies is fixed at the left end of the gun rack, and a through hole for the guide columns to pass through is formed in the buffer rubber block. The guide post and the buffer rubber pad are additionally arranged, so that the movement of the firing pin is more stable, and the deviation generated in the working process is reduced.

Description

A striker guide device for a nail gun

technical field

The utility model relates to the technical field of electric nail guns, in particular to a striker guide device of a nail gun.

Background technique

In architectural performances and daily life, hammers are often used to hit nails of various shapes, so that the processing objects such as wood and cardboard are firmly connected together. In reality, the operator holds the hammer to hit the nails into the processing object It is time-consuming and labor-intensive, with low efficiency, high noise, and poor processing accuracy and safety. In order to solve the above problems, electric nail guns are also produced. In the existing nail gun, when the trigger is pulled, the copper wire coil is energized to generate electromagnetic force, which accelerates the movement of the striker in the cavity of the cavity skeleton, so that the striker accelerates to hit the nails in the stapling magazine and drives the nails out. The existing nail gun lacks a guide device for the striker, and the striker may be displaced to both sides during multiple impacts, which cannot be completely matched with the push-pin out-gun device, thus affecting the normal use of the nailer.

Utility model content

In order to overcome the above shortcomings, the purpose of this utility model is to provide a striker guide device for a nailing gun.

In order to achieve the above purpose, the technical solution adopted by the present invention is: a firing pin guiding device of a nailing gun, comprising a gun frame, characterized in that: the gun frame is provided with a firing pin cavity exit device and a firing pin resetting device, the A striker that can slide left and right is arranged between the striker cavity exit device and the striker needle reset device. The striker needle moves to the left under the drive of the striker cavity exit device, and the striker bottom can move to the right under the drive of the striker needle reset device to reset. Two guide posts are arranged on both sides of the striker, a waist-shaped hole for the guide posts to slide up and down is arranged on the gun frame, a slider assembly is fixed on both sides of the striker, and the slider assembly is sleeved on the guide post The slider assembly slides left and right along the guide column, the left end of the gun frame is fixed with a buffer rubber block matching the slider assembly, and the buffer rubber block is provided with a through hole for the guide column to pass through.

The beneficial effect of the utility model is that the firing pin cavity exit device and the firing pin reset device are fixedly arranged on the gun frame, and the firing pin is driven to the left by the firing pin cavity exit device, so that the firing pin impacts the nail to complete the shooting, and the push pin reset device drives the firing pin to reset. Two guide columns are added on both sides of the firing pin, and the gun frame is provided with a waist-shaped hole for the guiding column to move up and down. The guiding column can move up and down with the firing pin. offset, and the buffer block reduces the impact on the gun frame when the striker moves to the left.

Preferably, the slider assembly includes two vertical vertical plates, a plurality of reinforcing ribs are arranged between the two vertical vertical plates, and through holes for the guide columns to pass through are arranged on the vertical vertical plates. The vertical vertical plate increases the contact area with the buffer rubber block, reduces the impact force when hitting the buffer rubber block, and the reinforcing rib enhances the stability, making the slider assembly more stable.

Preferably, the right end of the guide column is provided with a limit block through the gun frame, and the diameter of the limit block is larger than the radial width of the girdle hole.

Preferably, the waist-shaped holes are located on the gun frames on the left and right sides of the slider assembly, and the guide posts are detachably connected to the gun frames through the waist-shaped holes. The structure is more stable and easy to disassemble.

Preferably, the firing pin cavity exit device includes a first electromagnetic telescopic rod, a motor and a pressing member, the first electromagnetic telescopic rod is fixed on the gun frame, the pressing member is rotatably connected with the gun frame, and the first electromagnetic retractable rod is rotatably connected to the gun frame. The electromagnetic telescopic rod and the pressing piece are located above the striker, the motor is fixedly arranged on the gun frame and below the firing pin, the telescopic shaft of the first electromagnetic telescopic rod is fixedly connected with the pressing piece, and the telescopic shaft can push The lower pressing piece rotates, and the lower pressing piece presses the striker pin in contact with the rotor of the motor, and the striker pin moves to the left under the action of the centrifugal force of the motor. The telescopic shaft of the first solenoid valve stretches out, which makes the pressing member press down and make contact with the firing pin, which in turn drives the firing pin to descend, and the firing pin contacts the rotor of the motor. The high-speed rotation of the motor drives the firing pin to slide left under the action of centrifugal force. Nails are pushed out.

Preferably, the striker reset device includes a second electromagnetic retractable rod and a reset hook, the second electromagnetic retractable rod is fixed on the gun frame, the reset hook is rotatably connected to the gun frame, and the retractable and retractable second electromagnetic retractable rod The shaft is fixed with the reset hook, the reset hook is arranged below the striker, and the lower end surface of the striker is provided with a tooth matching the reset hook. When the second electromagnetic telescopic rod drives the reset hook to rotate, the reset hook Cooperate with the card teeth to drive the striker to move to the right.

Preferably, there are a plurality of said hooks, and the plurality of said hooks are sequentially arranged along the length direction of the striker.

Description of drawings

Fig. 1 is the structural representation of this embodiment;

Fig. 2 is the structural representation of nailing gun in this embodiment;

Fig. 3 is bottom view of nailing gun in this embodiment;

FIG. 4 is a schematic structural diagram of the firing pin cavity exit device and the firing pin resetting device in this embodiment.

In the picture:

1- gun holder, 2- firing pin cavity exit device, 2a- first electromagnetic telescopic rod, 2b- motor, 2c- pressing piece, 3- firing pin reset device, 3a- second electromagnetic telescopic rod, 3b- reset hook, 4 - Striker, 4a-clip, 5-guide column, 5a-limit block, 6-waist hole, 7-slider assembly, 7a-vertical vertical plate, 7b-reinforcing rib, 8-buffer block.

Detailed ways

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, so that the protection scope of the present utility model can be more clearly defined. .

Referring to Figures 1-4, a striker guide device of a nailing gun in this embodiment includes a gun frame 1, and the gun frame 1 is made of metal. The gun frame 1 is provided with a firing pin cavity exit device 2 and a firing pin reset device 3, and a firing pin 4 is provided between the firing pin cavity exit device 2 and the firing pin reset device 3, and the firing pin 4 can be in the chamber inside the gun frame 1. Swipe left and right.

The striker 4 moves to the left under the drive of the striker cavity exit device 2, and impacts the nails provided by the nail clip to the left to drive the nails into the wall. The nail clip is vertically fixed with the gun frame 1 and communicated with the chamber in the gun frame 1 , which is the prior art, and will not be repeated here. The firing pin cavity exit device includes a first electromagnetic telescopic rod 2a, a motor 2b and a lower pressing piece 2c, the first electromagnetic telescopic rod 2a is fixed on the gun frame 1, and the lower pressing member 2c is rotatably connected with the gun frame 1, The first electromagnetic telescopic rod 2a and the pressing member 2c are located above the striker 4 . The motor 2b is fixedly arranged on the gun frame 1 and is located below the striker 4 . When the nailing gun is not in operation, the striker 4 is vacantly arranged between the pressing member 2c and the motor 2b. The telescopic shaft of the first electromagnetic telescopic rod 2a on the striker reset device 3 is fixedly connected to the lower pressing piece 2c, and the telescopic shaft can push the lower pressing piece 2c to rotate, and the lower pressing piece 2c presses the firing pin down during the rotation process. 4. The striker 4 moves down to contact the rotor of the motor 2b, and the striker 4 moves to the left under the centrifugal force of the motor 2b. The telescopic shaft of the first solenoid valve stretches out, causing the pressing member 2c to press down and make contact with the striker 4, thereby driving the striker 4 to descend, and the striker 4 contacts the rotor of the motor 2b, and the motor 2b rotates at a high speed to drive the striker 4 to the left under the action of centrifugal force. Sliding, striker 4 pushes out the nail in contact with it. The upper end surface of the striker 4 is provided with a first groove, the lower pressing piece 2c can be inserted into the first groove and drives the pusher body to move down, and the lower pressing piece 2c drives the striker 4 body to move down, and the first groove makes the two better At the same time, the first groove plays a role in giving way to the lower pressing piece 2c, so that the overall volume of the nailing gun is further reduced.

The firing pin 4 can be moved up and down and moved to the right by the firing pin reset device 3. The firing pin reset device 3 includes a second electromagnetic telescopic rod 3a and a reset hook 3b, and the second electromagnetic telescopic rod 3a is fixed on the gun frame. 1, the reset hook 3b is rotatably connected with the gun frame 1, and the telescopic shaft of the second electromagnetic telescopic rod 3a is hooked to the reset hook 3b, and the reset hook 3b is arranged below the striker 4. The lower end surface of the striker 4 is provided with a tooth 4a matching the reset hook. When the second electromagnetic telescopic rod 3a drives the reset hook 3b to rotate, the reset hook 3b cooperates with the tooth 4a to drive the striker 4 to move to the right. There are a plurality of the hooks, and the plurality of the hooks are arranged in sequence along the length of the striker 4 .

Two guide columns 5 are provided on both sides of the striker 4, the gun frame 1 is provided with a waist-shaped hole 6 for the guide column 5 to slide up and down, and the waist-shaped hole 6 on the leftmost side of the frame 1 is provided with a limit slot. bottom, the guide column abuts against the bottom of the limiting groove. A slider assembly 6 is fixed on both sides of the striker 4, and the slider assembly 6 is sleeved on the guide column 5. When the nail gun is not working, the lower end face of the striker 4 abuts on the reset hook 3b, and the guide column 5 is connected to the reset hook 3b. The upper end of the waist hole 6. When the firing pin cavity exiting device 2 works, the lower pressing member 2c presses the firing pin 4 downward, and the firing pin 4 drives the guide column 5 to move down along the waist hole 6 . A buffer rubber block 8 matching the slider assembly 6 is fixed on the left end of the gun frame 1 , and the buffer rubber block 8 is provided with a through hole for the guide column 5 to pass through. When the slider assembly 6 moves to the left, it hits the buffer rubber block 8 and stops moving. At the same time, the buffer rubber block 8 reduces the impact force of the slider assembly 6 on the gun frame 1 . The striker 4 moves up under the action of the reset hook 3b at the moment when the pressing member 2c leaves, and the guide column 5 moves up along the waist-shaped hole 6 .

The firing pin cavity exit device and the firing pin resetting device 3 are fixedly arranged on the gun frame 1. The firing pin 4 is driven by the firing pin cavity exiting device 2 to move down and to the left, so that the firing pin 4 impacts the nail to complete the shooting. The firing pin resetting device 3 drives the firing pin 4 to reset. . Two guide columns 5 are added on both sides of the striker 4. The gun frame 1 is provided with a waist-shaped hole 6 for the guide column 5 to move up and down. The guide column 5 can move up and down with the striker 4, and the striker 4 slides left and right along the guide column 5. The deflection of the striker 4 during the left and right sliding process is avoided, and the buffer rubber block 8 reduces the impact on the gun frame 1 when the striker 4 moves to the left.

The slider assembly 6 includes two vertical upright plates 7a, a plurality of reinforcing ribs 7b are arranged between the two vertical upright plates 7a, and a through hole for the guide column 5 to pass through is arranged on the vertical upright plate 7a. The vertical vertical plate 7a increases the contact area with the buffer rubber block 8, reduces the impact force when hitting the buffer rubber block 8, and the reinforcing rib 7b enhances the stability, making the slider assembly 6 more stable.

The right end of the guide column 5 is provided with a limit block 5 a through the gun frame 1 , and the diameter of the limit block 5 a is larger than the radial width of the waist-shaped hole 6 .

The waist-shaped holes 6 are located on the gun frame 1 on the left and right sides of the slider assembly 6 , and the guide post 5 is detachably connected to the gun frame 1 . The structure is more stable and easy to disassemble.

The above embodiment is only to illustrate the technical concept and characteristics of the present invention, and its purpose is to let those who are familiar with this technology understand the content of the present invention and implement it, and cannot limit the protection scope of the present invention by this. Equivalent changes or modifications made in the spirit of the utility model shall all be included within the protection scope of the present utility model.

Claims (7)

1. A striker guide device for a nailing gun, comprising a gun frame (1), the gun frame (1) is provided with a striker cavity exit device (2) and a striker needle reset device (3), the striker cavity exit device (3) (2) a striker (4) capable of sliding left and right is provided between (2) and the striker reset device (3), and it is characterized in that: the striker (4) moves to the left under the drive of the striker cavity exit device (2), and the striker (4) moves to the left. (4) The striker reset device (3) is driven to move to the right and reset, two guide posts (5) are provided on both sides of the striker (4), and the gun holder (1) is provided with guide posts for supplying (5) A waist-shaped hole (6) that slides up and down, a slider assembly (7) is fixed on both sides of the striker (4), and the slider assembly (7) is sleeved on the guide column (5). The slider assembly (7) slides left and right along the guide column (5). The left end of the gun frame (1) is fixed with a buffer rubber block (8) matching the slider assembly (7). The buffer rubber block (8) is on the A through hole is provided for the guide post (5) to pass through. 2. The striker guide device of a nailing gun according to claim 1, wherein the slider assembly (7) comprises two vertical vertical plates (7a), and the two vertical vertical plates (7a) A number of reinforcing ribs (7b) are arranged between ), and the vertical vertical plate (7a) is provided with a through hole for the guide column (5) to pass through. 3. The striker guide device of a nailing gun according to claim 1, wherein the right end of the guide column (5) is provided with a limit block (5a) through the gun frame (1), and the limit The diameter of the block (5a) is larger than the radial width of the waist-shaped hole (6). 4. The striker guide device of a nailing gun according to claim 1, wherein the waist-shaped hole (6) is located on the gun frames on the left and right sides of the slider assembly (7), and the guide post (5) Removably connected with the gun frame (1). 5. The firing pin guiding device of a nailing gun according to claim 1, characterized in that: the firing pin cavity exit device (2) comprises a first electromagnetic telescopic rod (2a), a motor (2b) and a pressing member (2c), the first electromagnetic telescopic rod (2a) is fixed on the gun frame (1), the pressing member (2c) is rotatably connected to the gun frame (1), and the first electromagnetic telescopic rod (2a) and the lower pressing member (2c) is located above the striker (4), the motor (2b) is fixedly arranged on the gun frame (1), and is located below the striker (4), the first electromagnetic telescopic rod (2a) The telescopic shaft is fixedly connected with the lower pressing piece (2c), and the telescopic shaft can push the lower pressing piece (2c) to press down the striker (4) to contact the rotor of the motor (2b), and the striker (4) is in contact with the motor (2b) move to the left under centrifugal force. 6. The striker guide device of a nailing gun according to claim 1, wherein the striker reset device (3) comprises a second electromagnetic telescopic rod (3a) and a reset hook (3b), the first Two electromagnetic telescopic rods (3a) are fixed on the gun frame (1), the reset hook (3b) is rotatably connected with the gun frame (1), and the telescopic shaft of the second electromagnetic retractable rod (3a) is connected to the reset hook (3b) ) consolidation, the reset hook (3b) is located below the striker (4), the lower end surface of the striker (4) is provided with a tooth (4a) matching the reset hook (3b), the second electromagnetic telescopic rod (3a) When driving the reset hook (3b) to rotate, the reset hook (3b) cooperates with the locking teeth (4a) to drive the striker (4) to move to the right. 7. The firing pin guiding device of a nailing gun according to claim 6, characterized in that: there are a plurality of said locking teeth (4a), and the plurality of said locking teeth (4a) are sequentially along the length of the firing pin (4) Orientation settings.

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