CN215201716U - Screw gun device capable of automatically feeding screws - Google Patents

Abstract

The utility model discloses a can send screw rifle device of nail automatically, include: the length adjusting mechanism comprises a left machine cover, a right machine cover, a fixed seat, a length adjusting frame capable of moving back and forth relative to the axial direction of the fixed seat, a driving seat connected with the length adjusting frame and a compression spring, wherein the fixed seat is arranged at the rear end of a cavity, the driving seat is arranged at the front end of the cavity, the fixed seat and the driving seat are both abutted against the elastic end of the compression spring, the length adjusting frame is of a U-shaped structure, two sides of the U-shaped structure are respectively clamped with two sides of the driving seat, and the bottom edge of the U-shaped structure is provided with a nailing hole; the driving seat is provided with a mounting groove for penetrating the screw conveying belt, the left machine cover is provided with a sliding guide groove, when the length adjusting frame moves backwards, the driving piece of the driving seat can rotate in the sliding guide groove, so that the screw of the screw conveying belt is aligned with the nailing hole, and the screwdriver head can sequentially penetrate through the fixing seat, the compression spring and the driving seat to drive the screw to rotate the nailing. The device can effectively improve the nailing operation efficiency of the screw nail gun.

Description

Screw gun device capable of automatically feeding screws

Technical Field

The utility model relates to an automatic send nail ware technical field, more specifically say, relate to a can send screw rifle device of nail automatically.

Background

In the prior art, a screw is a common component of a construction machine, one end of the screw is a sharp screw-shaped structure, and the other end of the screw is a cylindrical or conical metal rod structure with threads. General industrial products all need utilize the screw to install, moreover, mostly accomplish the process of screwing up the screw through the manual work, but have the problem that wastes time and energy easily. At present, a screw nail gun is mainly used in the aspect of building decoration, generally comprises an automatic screw feeder and a screw driver for driving the automatic screw feeder to operate, but the screw nail gun cannot realize continuous nailing operation of screws, so that the nailing efficiency is low.

In summary, the problem to be solved by those skilled in the art is how to improve the nailing efficiency of the screw nail gun.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a screw gun device capable of automatically feeding screws, which can effectively improve the efficiency of the nailing operation of the screw gun.

In order to achieve the above object, the present invention provides the following technical solutions:

a screw gun device capable of automatically feeding screws comprises: the screwdriver comprises a left cover, a right cover, a fixed seat, a length adjusting frame, a driving seat and a compression spring, wherein the right cover is used for forming a cavity with the left cover, the fixed seat is used for being clamped with a screwdriver, the length adjusting frame can move back and forth relative to the axial direction of the fixed seat, the driving seat is connected with the length adjusting frame, the fixed seat is arranged at the rear end of the cavity, the driving seat is arranged at the front end of the cavity, the fixed seat and the driving seat are both abutted against the elastic end of the compression spring, the length adjusting frame is of a U-shaped structure, the left side and the right side of the U-shaped structure are respectively clamped with the left side and the right side of the driving seat, and the bottom edge of the U-shaped structure is provided with a nailing hole;

drive the seat and be equipped with the mounting groove that is used for passing the screw conveyer belt, the base with leave the clearance between the mounting groove, left side cover is equipped with the slip guide slot, works as when the length adjustment frame moves backward, the driving piece that drives the seat can slide the guide slot internal rotation, can drive when the driving piece rotates the screw conveyer belt removes, so that screw on the screw conveyer belt is aimed at the nailing hole, the wholesale head of screwdriver can pass in proper order the fixing base compression spring with drive the seat to the drive screw rotates the nailing.

Preferably, the fixed seat comprises a connecting sleeve clamped with the screwdriver, a locking knob for rotationally locking or unlocking the connecting sleeve and the screwdriver, a fixed sleeve, a depth adjusting knob and a depth positioning sleeve;

the front end of the connecting sleeve is connected with the rear end of the fixed sleeve, the locking knob is clamped between the rear end of the connecting sleeve and the rear end of the fixed sleeve, the depth positioning sleeve is sleeved on the inner peripheral portion of the front end of the fixed sleeve, the depth adjusting knob is sleeved on the outer peripheral portion of the front end of the fixed sleeve, and when the depth adjusting knob rotates clockwise or anticlockwise, the depth positioning sleeve can move back and forth.

Preferably, the connecting sleeve is provided with at least two tapered holes distributed along the radial direction, a steel ball is arranged in each tapered hole, one end, close to the outer side, of each tapered hole is a first port, one end, close to the inner side, of each tapered hole is a second port, the diameter of each first port is larger than that of the steel ball, the diameter of each steel ball is larger than that of each second port, and the locking knob is provided with a groove corresponding to each first port to accommodate the steel balls in a matching mode.

Preferably, the front end of the depth positioning sleeve is provided with a depth positioning base plate in an attaching mode.

Preferably, the driving seat comprises a left box body, a right box body matched with the left box body to form a cavity, and a length adjusting button, the driving part is arranged in the cavity and can pass through the left box body to be contacted with the sliding guide groove, a positioning buckle is arranged at the bottom of the length adjusting button, a positioning clamping groove is axially arranged on the right side of the length adjusting frame, a through hole for passing through the positioning buckle is formed in the right box body, and the positioning buckle and the positioning clamping groove are matched;

the length adjustment button can the top of cavity goes up and down, works as when length adjustment button pushes down, the location detain with positioning groove breaks away from, works as when length adjustment button shifts up, the location detain with positioning groove joint.

Preferably, the driving part comprises a central shaft, a belt conveying wheel, a driving disc, a clutch claw, a roller and a roller shaft, the driving disc and the belt conveying wheel are both sleeved on the central shaft, and two ends of the central shaft are respectively arranged on the left box body and the right box body;

the left end face of the driving disc is provided with a mounting hole, the roller is mounted in the mounting hole through a roller shaft sleeve, the roller can extend out of the left box body and is in contact with the sliding guide groove, and when the length adjusting frame moves backwards, the roller moves from high to low in the sliding guide groove to enable the driving disc to rotate;

the clutch claw, the fixed pin shaft for positioning the clutch claw and the tension spring for pulling the clutch claw are arranged on the end face of the right side of the driving disc, small teeth are arranged on the left side and the right side of the belt conveying wheel and are clamped with left and right notches on the screw conveying belt, and the belt conveying belt can be driven to move one cell each time the belt conveying wheel rotates;

the clutch claw is in contact with the front face of the first ratchet to drive the belt feeding wheel to rotate when the driving disc rotates clockwise, and is in contact with the back face of the first ratchet to slightly pass through the belt feeding wheel when the driving disc rotates clockwise.

Preferably, a circular convex end is arranged on the end face of the right side of the belt feeding wheel, a second ratchet is arranged at the position, corresponding to the small teeth, of the circular convex end in the circumferential direction, a stop reed is arranged on the right box body, when the belt feeding wheel rotates anticlockwise, the stop reed contacts the back face of the second ratchet and does not block the rotation of the belt feeding wheel, and when the belt feeding wheel rotates clockwise, the stop reed contacts the front face of the second ratchet to block the rotation of the belt feeding wheel.

Preferably, the belt conveying wheel is uniformly provided with 8 small teeth along the circumferential direction, the counter bores are uniformly provided with 8 first ratchets along the circumferential direction, and the circular convex end is uniformly provided with 8 second ratchets along the circumferential direction.

Preferably, the positioning clamping groove is marked with dimension scales along the axial direction.

Preferably, the left box body and the right box body are buckled to form an adjusting groove, the adjusting groove is used for clamping and fixing the length adjusting button, a reset spring is arranged at the bottom of the length adjusting button, and the reset spring is arranged in the cavity.

Use the utility model provides a can send screw gun device of nail automatically during, can install parts such as fixing base, drive seat, compression spring, length adjustment frame in the cavity, with the equidistant installation on the screw conveyer belt of screw, and pass the mounting groove of drive seat with the screw conveyer belt, later, with the front end and the fixing base joint of screwdriver, the batch head of screwdriver can pass the fixing base in proper order, compression spring and drive seat, make batch head and screw offset, so that it rotates to drive the screw and carries out the nailing operation.

When needs carry out the nailing operation, can backward movement length adjustment frame, length adjustment frame can drive when backward movement drives driving seat and moves backward, and driving piece can be at the sliding guide groove internal rotation when driving seat and moving backward, and driving piece rotation process can drive the screw conveyer belt and move to make the screw on the screw conveyer belt aim at the nailing hole, and meanwhile, the batch head can offset with the screw, and then drives the screw rotation and carry out the nailing operation. After the nailing operation of the screw is completed, the length adjusting frame can reset under the action of the compression spring so as to facilitate the next nailing operation of screw movement and rotation. This device can carry out continuous nailing operation to a plurality of screws on the screw conveyer belt in proper order to improve nailing operating efficiency.

To sum up, the utility model provides a can send screw rifle device of nail automatically can effectively improve the nailing operating efficiency of screw nail rifle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an exploded view of a screw gun device capable of automatically feeding screws according to the present invention;

FIG. 2 is an exploded view of the mounting bracket;

fig. 3 is an exploded view of the drive socket.

In fig. 1-3:

1 is a left machine cover, 2 is a right machine cover, 3 is a fixed seat, 31 is a connecting sleeve, 32 is a locking knob, 33 is a fixed sleeve, 34 is a depth adjusting knob, 35 is a depth positioning sleeve, 36 is a depth positioning base plate, 37 is a tapered hole, 38 is a steel ball, 39 is a groove, 4 is a length adjusting frame, 5 is a driving seat, 51 is a left box body, 52 is a right box body, 53 is a length adjusting button, 54 is a driving part, 541 is a central shaft, 542 is a feeding belt wheel, 543 is a driving disc, 544 is a clutch claw, 545 is a roller, 546 is a roller shaft, 547 is a fixed pin shaft, 548 is a tension spring, 549 a stop spring, 55 is a positioning buckle, 56 is a positioning clamping groove, 57 is an adjusting groove, 58 is a return spring, 6 is a compression spring, 7 is a mounting groove hole, and 8 is a nailing groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a screw gun device that can send the nail automatically, can effectively improve the nailing operating efficiency of screw nail rifle.

Referring to fig. 1 to 3, fig. 1 is an exploded schematic view of a screw gun device capable of automatically feeding screws according to the present invention; FIG. 2 is an exploded view of the mounting bracket; fig. 3 is an exploded view of the drive socket.

This embodiment provides a screw rifle device that can send nail automatically, includes: the automatic nailing machine comprises a left machine cover 1, a right machine cover 2, a fixed seat 3, a length adjusting frame 4, a driving seat 5 and a compression spring 6, wherein the right machine cover 2 is used for forming a cavity with the left machine cover 1, the fixed seat 3 is used for being clamped with a screwdriver, the length adjusting frame 4 can move back and forth relative to the axial direction of the fixed seat 3, the driving seat 5 is connected with the length adjusting frame 4, the fixed seat 3 is arranged at the rear end of the cavity, the driving seat 5 is arranged at the front end of the cavity, the fixed seat 3 and the driving seat 5 are both abutted against the elastic end of the compression spring 6, the length adjusting frame 4 is of a U-shaped structure, the left side and the right side of the U-shaped structure are respectively clamped with the left side and the right side of the driving seat 5, and the bottom edge of the U-shaped structure is provided with a nailing hole 7; drive seat 5 and be equipped with the mounting groove 8 that is used for passing the screw conveyer belt, leave the clearance between base and the mounting groove 8, left side cover 1 is equipped with the slip guide slot, when length adjustment frame 4 backward moves, the driving piece 54 that drives seat 5 can be at the slip guide slot internal rotation, the driving piece 54 can drive the screw conveyer belt and remove, so that the screw on the screw conveyer belt aims at nailing hole 7, the batch head of screwdriver can pass fixing base 3, compression spring 6 and drive seat 5 in proper order, in order to drive the screw rotation.

It should be noted that the driving member 54 can drive the screw conveyer belt to move, so that the screws on the screw conveyer belt are aligned with the nailing holes 7, that is, in the rotation process of the driving member 54, the screw conveyer belt can move, so that the screws on the screw conveyer belt move to the positions aligned with the nailing holes 7, and then the screwdriver bits of the screwdriver pass through the fixing base 3, the compression spring 6 and the driving base 5 and abut against the end portions of the screws, and after the screwdriver runs, the screwdriver bits can drive the screws to rotate, so that the screws in the nailing holes 7 complete the nailing tightening operation.

The shape, structure, size, position, material and the like of the left machine cover 1, the right machine cover 2, the fixed seat 3, the length adjusting frame 4, the driving seat 5 and the compression spring 6 can be determined according to actual conditions and actual requirements in the actual application process.

Use the utility model provides a can send screw gun device of nail automatically during, can be with fixing base 3, drive seat 5, compression spring 6, parts such as length adjustment frame 4 are installed in the cavity, install the equidistant screw on the screw conveyer belt, and pass the mounting groove 8 of driving seat 5 with the screw conveyer belt, afterwards, with the front end and the 3 joints of fixing base of screwdriver, the batch head of screwdriver can pass fixing base 3 in proper order, compression spring 6 and drive seat 5, make batch head and screw offset, so that drive the screw rotation and carry out the nailing operation.

When needing to carry out the nailing operation, can backward movement length adjustment frame 4, length adjustment frame 4 can drive when backward movement drives driving seat 5 and move backward, and driving piece 54 can be at the sliding guide groove internal rotation when driving seat 5 and moving backward, and driving piece 54 rotation process can drive the screw conveyer belt and move to make the screw on the screw conveyer belt aim at nailing hole 7, and meanwhile, the batch head can offset with the screw, and then drives the screw rotation and carry out the nailing operation. After the nailing operation of the screw is completed, the length adjusting bracket 4 can be reset under the action of the compression spring 6 so as to carry out the next nailing operation of screw movement and rotation. This device can carry out continuous nailing operation to a plurality of screws on the screw conveyer belt in proper order to improve nailing operating efficiency.

To sum up, the utility model provides a can send screw rifle device of nail automatically can effectively improve the nailing operating efficiency of screw nail rifle.

On the basis of the above embodiment, preferably, the fixing seat 3 includes a coupling sleeve 31 for being clamped with the screwdriver, a locking knob 32 for rotationally locking or unlocking the coupling sleeve 31 and the screwdriver, a fixing sleeve 33, a depth adjusting knob 34 and a depth positioning sleeve 35; the front end of the connecting sleeve 31 is connected with the rear end of the fixed sleeve 33, a locking knob 32 is clamped between the rear end of the connecting sleeve 31 and the rear end of the fixed sleeve 33, the depth positioning sleeve 35 is sleeved on the inner peripheral part of the front end of the fixed sleeve 33, the depth adjusting knob 34 is sleeved on the outer peripheral part of the front end of the fixed sleeve 33, and when the depth adjusting knob 34 is rotated clockwise or anticlockwise, the depth positioning sleeve 35 can move back and forth.

It should be noted that the depth adjusting knob 34 and the depth positioning sleeve 35 are provided in a screw-nut type matching manner, so that the depth adjusting knob 34 can be rotated to drive the depth positioning sleeve 35 to move back and forth. After the degree of depth position sleeve 35 back-and-forth movement, can make the interval of degree of depth position sleeve 35 and length adjustment frame 4 change to some extent, the batch head size of screwdriver is fixed, and the interval of degree of depth position sleeve 35 and length adjustment frame 4 adds the nailing degree of depth of screw and equals the size of batch head, and consequently, the nailing degree of depth position sleeve 35 rearward movement will increase the screw, and the nailing degree of depth position sleeve 35 forward movement will reduce the screw. The nailing depth can be adjusted by adjusting the depth adjusting knob 34.

Preferably, the coupling sleeve 31 is provided with at least two tapered holes 37 distributed along the radial direction, a steel ball 38 is arranged in each tapered hole 37, one end of each tapered hole 37 close to the outer side is a first port, one end of each tapered hole 37 close to the inner side is a second port, the diameter of each first port is larger than that of the steel ball 38, the diameter of each steel ball 38 is larger than that of each second port, and the locking knob 32 is provided with a groove 39 corresponding to each first port so as to accommodate the steel ball 38 in a matching manner.

It should be noted that, when the quick unlocking function of the screwdriver and the coupling sleeve 31 needs to be realized, the locking knob 32 may be rotated, so that the groove 39 of the locking knob 32 rotates to the first port, the steel ball 38 moves in the tapered hole 37, and moves from the second port to the first port, because the first port and the groove 39 can completely accommodate the steel ball 38, the contact between the steel ball 38 and the front end of the screwdriver is avoided, and the screwdriver at this time may move freely in the coupling sleeve 31, so as to realize the unlocking operation of the screwdriver and the coupling sleeve 31.

When the fast locking function of the screwdriver and the connecting sleeve 31 needs to be realized, the locking knob 32 can be rotated reversely, the groove 39 of the locking knob 32 is separated from the first port, the side wall of the locking knob 32 can push the steel ball 38 to move in the tapered hole 37, the steel ball 38 can move from the first port to the second port, and the diameter of the second port is smaller than that of the steel ball 38, so that the steel ball 38 can be exposed out of a partial structure at the second port, thereby not only preventing the steel ball 38 from falling, but also being capable of abutting against the front end of the screwdriver through the exposed part of the steel ball 38, thereby effectively clamping and fixing the screwdriver, and realizing the clamping and locking effect of the screwdriver and the connecting sleeve 31.

Preferably, the front end of the depth positioning sleeve 35 is provided with a depth positioning pad 36. Can set up depth positioning backing plate 36 into wear-resisting material spare to it is impaired to avoid the friction of depth position sleeve 35 in the use, effectively improves the life of depth position sleeve 35.

In the actual application process, according to the actual situation and the actual requirement, the shapes, structures, dimensions, materials, positions and the like of the coupling sleeve 31, the locking knob 32, the fixing sleeve 33, the depth adjusting knob 34, the depth positioning cushion plate 36 and the depth positioning sleeve 35 can be determined.

On the basis of the above embodiment, preferably, the driving seat 5 includes a left box body 51, a right box body 52 and a length adjusting button 53, the right box body 52 and the length adjusting button are matched with the left box body 51 to form a cavity, the driving part 54 is disposed in the cavity and can pass through the left box body 51 to contact with the sliding guide groove, the bottom of the length adjusting button 53 is provided with a positioning buckle 55, the right side of the length adjusting frame 4 is provided with a positioning slot 56 along the axial direction, the right box body 52 is provided with a through hole for passing through the positioning buckle 55, and the positioning buckle 55 and the positioning slot 56 are matched; the length adjusting button 53 can be lifted up and down at the top of the cavity, when the length adjusting button 53 is pressed down, the positioning buckle 55 is separated from the positioning clamping groove 56, and when the length adjusting button 53 moves up, the positioning buckle 55 is clamped with the positioning clamping groove 56.

It should be noted that, because length adjustment button 53 can move up and down within a certain range of the cavity, when length adjustment button 53 is pressed down, length adjustment button 53 can drive positioning buckle 55 to descend, so that positioning buckle 55 is separated from positioning slot 56, thereby unlocking length adjustment frame 4, so that length adjustment frame 4 slides back and forth, thereby sliding length adjustment frame 4 to the required position according to the actual nailing length, and then, moving length adjustment button 53 up again, so that positioning buckle 55 falls into positioning slot 56 of length adjustment frame 4, so as to lock length adjustment frame 4. The process of moving the length adjustment frame 4 forward and backward enables screws of different lengths to be inserted into the nailing holes 7 for nailing operation.

In the actual application process, according to actual conditions and actual requirements, the shapes, structures, sizes, materials, positions and the like of the left box body 51, the right box body 52, the length adjusting button 53, the positioning buckle 55 and the positioning clamping groove 56 can be determined.

Preferably, the driving member 54 includes a central shaft 541, a belt-feeding wheel 542, a driving disc 543, a clutch pawl 544, a roller 545 and a roller shaft 546, the driving disc 543 and the belt-feeding wheel 542 are both sleeved on the central shaft 541, and two ends of the central shaft 541 are respectively disposed on the left box body 51 and the right box body 52; the left end face of the driving disk 543 is provided with a mounting hole, the roller shaft 546 is sleeved with the roller 545 to be mounted in the mounting hole, and the other side of the roller shaft 546 is provided with a split washer, so that the roller shaft 546 is axially fixed on the driving disk 543, the roller 545 can extend out of the left box body 51 to be contacted with the sliding guide groove, and when the length adjusting frame 4 moves backwards, the roller 545 moves from high to low in the sliding guide groove to enable the driving disk 543 to rotate; the right end face of the driving disc 543 is provided with a clutch claw 544, a fixed pin 547 for positioning the clutch claw 544, and a tension spring 548 for pulling the clutch claw 544, the left and right sides of the belt feeding wheel 542 are provided with small teeth, the small teeth are clamped with left and right notches on the screw conveying belt, and the screw conveying belt can be driven to move one cell each time the belt feeding wheel 542 rotates; the left end face of the belt feeding wheel 542 is provided with a counter bore, a first ratchet is arranged at the position, corresponding to the small teeth, of the periphery of the counter bore, when the driving disc 543 rotates anticlockwise, the clutch pawl 544 contacts the front face of the first ratchet to drive the belt feeding wheel 542 to rotate, and when the driving disc 543 rotates clockwise, the clutch pawl 544 contacts the back face of the first ratchet and can skip the belt feeding wheel 542.

Preferably, a circular protruding end is arranged on the right side end face of the feeding wheel 542, a second ratchet is arranged at the position, corresponding to the small teeth, of the circumference of the circular protruding end, the right box body 52 is provided with a stop spring 549, when the feeding wheel 542 rotates anticlockwise, the stop spring 549 contacts the back face of the second ratchet and does not block the rotation of the feeding wheel 542, and when the feeding wheel 542 rotates clockwise, the stop spring 549 contacts the front face of the second ratchet to block the rotation of the feeding wheel 542.

It should be noted that, during the nailing operation, the length adjustment frame 4 can be pressed backwards, the length adjustment frame 4 can drive the driving part 54 to move backwards together, at this time, the roller 545 on the left side of the driving disk 543 can move from high to low in the sliding guide groove, so that the driving disk 543 rotates counterclockwise, the clutch pawl 544 on the right side of the driving disk 543 can stop at the front of the first ratchet at the counterbore, so as to drive the belt feeding wheel 542 to rotate together, when the belt feeding wheel 542 rotates, the small teeth of the belt feeding wheel 542 can drive the screw conveying belt to move, and the belt feeding wheel 542 can drive the screw conveying belt to move one frame each time, so as to realize the belt feeding action, so that the screw is inserted into the nailing hole 7, and then the nailing operation is performed.

After completing a nailing operation, external force can be released, the length adjusting frame 4 and the driving part 54 can automatically reset under the action of the compression spring 6, at the moment, the roller 545 of the driving disk 543 can move from low to high in the sliding guide groove, so that the driving disk 543 rotates clockwise, the driving disk 543 cannot drive the belt feeding wheel 542 to rotate when rotating clockwise, at the moment, the stop reed 549 on the right box body 52 can stop at the front of the second ratchet of the belt feeding wheel 542, the rotation of the belt feeding wheel 542 is prevented, and finally the belt feeding wheel 542 can stop at the initial position after resetting, so that the belt feeding wheel 542 is ensured to accurately reset.

Preferably, send band pulley 542 to evenly be equipped with 8 toothlets along circumference, and the counter bore evenly is equipped with 8 first ratchets along circumference, and circular protruding end evenly is equipped with 8 second ratchets along circumference to ensure to send band pulley 542 to rotate once, can drive the screw and carry away a check realization and send the operation of sending the area. Therefore, the transmission effect of the device can be ensured, and the device is convenient to process and manufacture.

In the actual operation process, the shapes, structures, dimensions, materials, positions, etc. of the central shaft 541, the belt feeding wheel 542, the driving disk 543, the clutch pawl 544, the roller 545, and the roller shaft 546 may be determined according to actual conditions and actual requirements.

Based on the above embodiment, it is preferable that the positioning slot 56 is marked with dimension scales along the axial direction. Therefore, the length adjusting frame 4 can be slid to the corresponding scale position according to the actual nailing length, and the device is ensured to be suitable for nailing operations of screws with different length sizes.

Preferably, the left box body 51 and the right box body 52 are buckled to form an adjusting groove 57, the adjusting groove 57 is used for clamping the fixed length adjusting button 53, a return spring 58 is arranged at the bottom of the length adjusting button 53, and the return spring 58 is arranged in the cavity. Therefore, after the length adjustment button 53 is pressed downwards and the downward pressure is released, the length adjustment button 53 can be moved upwards to be reset under the action of the return spring 58 and finally be clamped at the position of the adjustment groove 57, and the operator does not need to pull the length adjustment button 53 upwards.

It should be noted that the device is matched with a screw conveyer belt provided with a plurality of screws for use, so that continuous nailing operation can be realized, and the device can realize the adjustment of the length of the screws and the adjustment of the nailing depth, thereby effectively improving the application range of the device.

It should be noted that, in the present application, the first ratchet and the second ratchet, and the first port and the second port are mentioned, wherein, the first and the second are only for distinguishing the position difference and are not in sequence.

It should be noted that the directions and positional relationships indicated by "right and left", "front and back" and the like in the present application are based on the directions and positional relationships shown in the drawings, and are only for the convenience of simplifying the description and facilitating the understanding, but do not indicate or imply that the device or the element to be referred to must have a specific direction, be constructed in a specific direction and operate, and therefore, should not be construed as limiting the present invention.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.

The screw gun device capable of automatically feeding screws provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The utility model provides a can send screw rifle device of nail automatically which characterized in that includes: the automatic nailing machine comprises a left machine cover (1), a right machine cover (2) used for forming a cavity with the left machine cover (1), a fixing seat (3) used for being clamped with a screwdriver, a length adjusting frame (4) capable of moving back and forth relative to the axial direction of the fixing seat (3), a driving seat (5) connected with the length adjusting frame (4) and a compression spring (6), wherein the fixing seat (3) is arranged at the rear end of the cavity, the driving seat (5) is arranged at the front end of the cavity, the fixing seat (3) and the driving seat (5) are both abutted to the elastic end of the compression spring (6), the length adjusting frame (4) is of a U-shaped structure, the left side and the right side of the U-shaped structure are respectively clamped with the left side and the right side of the driving seat (5), and a nailing hole (7) is formed in the bottom edge of the U-shaped structure;

drive seat (5) and be equipped with mounting groove (8) that are used for passing the screw conveyer belt, the base with leave the clearance between mounting groove (8), left side cover (1) is equipped with the slip guide slot, works as when length adjustment frame (4) move backward, driving piece (54) of drive seat (5) can slide the guide slot internal rotation, driving piece (54) can drive when rotating the screw conveyer belt removes, so that screw on the screw conveyer belt is aimed at nailing hole (7), the wholesale head of screwdriver can pass in proper order fixing base (3) compression spring (6) and drive seat (5) to the drive screw rotates the nailing.

2. Screw gun device according to claim 1, characterized in that said fixing seat (3) comprises a coupling sleeve (31) for engaging with said screwdriver, a locking knob (32) for rotationally locking or unlocking said coupling sleeve (31) with said screwdriver, a securing sleeve (33), a depth adjustment knob (34) and a depth positioning sleeve (35);

the front end of hookup cover (31) with the rear end of fixed cover (33) is connected, the rear end of hookup cover (31) with press from both sides between the rear end of fixed cover (33) and be equipped with locking knob (32), degree of depth position sleeve (35) cover is located the front end inner peripheral portion of fixed cover (33), degree of depth adjust knob (34) cover is located the front end peripheral part of fixed cover (33), when clockwise or anticlockwise rotation degree of depth adjust knob (34), degree of depth position sleeve (35) back-and-forth movement.

3. Screw gun device according to claim 2, characterized in that said coupling sleeve (31) is provided with at least two radially distributed conical holes (37), said conical holes (37) being provided with steel balls (38), the end of said conical holes (37) close to the outside being a first port, the end of said conical holes (37) close to the inside being a second port, the diameter of said first port being greater than the diameter of said steel balls (38), the diameter of said steel balls (38) being greater than the diameter of said second port, said locking knob (32) being provided with a groove (39) corresponding to said first port to cooperate in accommodating said steel balls (38).

4. The screw gun device according to claim 2, characterized in that the depth setting sleeve (35) is provided with a depth setting plate (36) at its front end.

5. The screw gun device capable of automatically feeding screws according to any one of claims 1 to 4, wherein the driving seat (5) comprises a left box body (51), a right box body (52) which is matched with the left box body (51) to form a cavity, and a length adjusting button (53), the driving part (54) is arranged in the cavity and can pass through the left box body (51) to be contacted with the sliding guide groove, the bottom of the length adjusting button (53) is provided with a positioning buckle (55), the right side of the length adjusting frame (4) is provided with a positioning clamping groove (56) along the axial direction, the right box body (52) is provided with a through hole for passing through the positioning buckle (55), and the positioning buckle (55) is matched with the positioning clamping groove (56);

length adjustment button (53) can be in the top of cavity goes up and down, works as length adjustment button (53) push down the time, the location detain (55) with positioning groove (56) break away from, works as when length adjustment button (53) shifts up, the location detain (55) with positioning groove (56) joint.

6. The screw gun device according to claim 5, wherein the driving member (54) comprises a central shaft (541), a belt feeding wheel (542), a driving disk (543), a clutch pawl (544), a roller (545) and a roller shaft (546), the driving disk (543) and the belt feeding wheel (542) are sleeved on the central shaft (541), and two ends of the central shaft (541) are respectively disposed on the left box body (51) and the right box body (52);

the left end face of the driving disc (543) is provided with a mounting hole, the roller shaft (546) is sleeved with the roller (545) and is mounted in the mounting hole, the roller (545) can extend out of the left box body (51) and is in contact with the sliding guide groove, and when the length adjusting frame (4) moves backwards, the roller (545) moves from high to low in the sliding guide groove so that the driving disc (543) rotates;

the clutch claw (544), a fixed pin shaft (547) for positioning the clutch claw (544) and a tension spring (548) for pulling the clutch claw (544) are arranged on the end face of the right side of the driving disc (543), small teeth are arranged on the left side and the right side of the belt feeding wheel (542), the small teeth are clamped with left and right notches on the screw conveying belt, and the belt feeding wheel (542) can drive the screw conveying belt to move one grid once rotating;

the left end face of the belt conveying wheel (542) is provided with a counter bore, a first ratchet is arranged at the position, corresponding to the small teeth, of the periphery of the counter bore, when the driving disc (543) rotates anticlockwise, the clutch pawl (544) contacts the front face of the first ratchet to drive the belt conveying wheel (542) to rotate, and when the driving disc (543) rotates clockwise, the clutch pawl (544) contacts the back face of the first ratchet and can slightly pass through the belt conveying wheel (542).

7. The screw gun device capable of automatically feeding screws according to claim 6, wherein the right side end face of the feed roller (542) is provided with a circular convex end, the circumference of the circular convex end is provided with a second ratchet at a position corresponding to the small teeth, the right box body (52) is provided with a stop spring (549), when the feed roller (542) rotates counterclockwise, the stop spring (549) contacts the back face of the second ratchet and does not obstruct the rotation of the feed roller (542), and when the feed roller (542) rotates clockwise, the stop spring (549) contacts the front face of the second ratchet to obstruct the rotation of the feed roller (542).

8. The screw gun device capable of automatically feeding screws according to claim 7, wherein the feed roller (542) is uniformly provided with 8 small teeth along the circumferential direction, the counter bore is uniformly provided with 8 first ratchet teeth along the circumferential direction, and the circular convex end is uniformly provided with 8 second ratchet teeth along the circumferential direction.

9. Screw gun device according to claim 5, characterized in that said positioning slot (56) is marked with dimensional scales in the axial direction.

10. The screw gun device capable of automatically feeding screws according to claim 5, characterized in that the left box body (51) and the right box body (52) are buckled to form an adjusting groove (57), the adjusting groove (57) is used for clamping and fixing the length adjusting button (53), a return spring (58) is arranged at the bottom of the length adjusting button (53), and the return spring (58) is arranged in the cavity.

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