TWI558517B - Nail guiding device for nailer - Google Patents

Description

Stud structure of nailing machine

The invention relates to a nailing machine used in a binding operation, in particular, the nailing machine can provide a nail guiding structure of a nailing machine capable of linearly guiding a sliding needle or a nailing needle according to different nail specifications. .

Pressing, the nailing machine can penetrate the needle plate and be driven into the working piece through the action of the striker plate. However, the existing nailing machine can hold the nail in a straight line to keep the nail, so a nail is provided. A guide nail structure that maintains an upright nail, such as the US Patent No. 5,692,665, which mainly uses a pivot to pivot two guide rods, and cooperates with a spring to push the guide rod so that the guide rod can be pushed out of the nail. The needle is pivoted to guide the nail to pull the nail in a straight line; however, the guide structure of the front case has a large number of components, and the combination is time-consuming, and the guide rod is in an elongated state, and although the elastic piece is pushed against the guide rod, However, after long-term use, it is easy to cause the deformation of the needle plate to oscillate before and after pushing the guide bar during the nailing process, which is easy to cause deformation.

Another manufacturer proposes a nail guiding structure according to the ninth figure, which is improved for the above case, the guiding nail structure comprises a guiding plate (60), at least one guiding member (70) and a set of elastic members (80) The guiding plate (60) is erected in front of the nail rail, and the guiding plate (60) is provided with a through slot (61) extending at least vertically, the guiding member (70) is slidable forward and backward The guide member (70) has a receiving end (71) for elastically pushing against the receiving end (71). This causes the guide member (70) to have a tendency to protrude beyond the slot (61), thereby serving as a guide structure for the righting pin (90).

However, there are still some problems in the foregoing case, wherein the receiving end (71) of the guiding member (70) is pushed by the elastic member (80) to protrude from the through slot (61) of the guiding plate (60). Therefore, when the wide wide needle (90) abuts against the guiding plate (60), the wide width of the nail (90) is abutted between the guiding grooves, so the nail (90) is Pressing the guide member (70), causing the guide member (70) to compress the elastic member (80) to retract to the through slot (61), when the striker plate (62) does not fire the wide staple (90) The staple (90) is elastically compressed on the nail member (70) for a long period of time, which will accelerate the elastic member (80) to be elastically fatigued, indirectly causing doubts about the nail being false.

Furthermore, the receiving end (71) of the front guiding member (70) is such that the force receiving end is uniform, so that the receiving end (71) is specially provided with a plurality of ball-shaped projections and grooves, The elastic members (80) are respectively sleeved on the bumps, thereby generating the smoothness of the guide slip, so that the structure is not only troublesome to process but also increases the structural cost.

Moreover, the elastic members (80) are respectively arranged at the respective receiving ends (71), so the number of the elastic members (80) is large, and the elastic members (80) are small in size, and the space is narrow during the assembly process. In the middle, the elastic member (80) is easily detached and dropped, and the assembly is time consuming; and each elastic member (80) needs to maintain the same elastic force after actuation to avoid deflection of the guide member (70). If the guide member (70 is skewed, it will affect the stability of the nail perpendicular to the nail.

In view of the foregoing problems, the present inventors have carefully researched and developed. Therefore, the main object of the present invention is to provide a nail guiding structure for a nailing machine, which mainly uses a streamlined and effective guiding nail structure, thereby providing a straight line guiding slip of the nail. The function of the needle or the nail, and the effect of applying a variety of nails to the nail.

In order to achieve the foregoing object, the technical means used in the present invention is to provide a nail guiding structure of a nailing machine, the nailing machine is provided with a body, and a nail portion can be disposed on one side of the body, and the lower side of the nailing portion The nailing portion is provided with a fixed side wall, and a nail guiding portion for nailing the nail is disposed opposite to the side wall, the guiding nail portion comprises: a side groove of a body is provided with a column groove, the column groove is provided for the guiding nail The pivoting member is disposed on the guiding plate of the body, and comprises a first surface and a second surface, wherein the guiding plate defines a guiding groove at the first surface for the striker plate and the pin The sliding guide is actuated along the guiding groove, and two first and second through holes are formed in the longitudinal direction between the guiding grooves; a guiding member is disposed correspondingly to the second surface of the guiding plate One end of the guiding member is disposed as a pivot pivotingly disposed on the column groove of the body, the bottom side of the pivot extends a neck portion and is connected to a first rail portion, and the first rail portion is spaced apart from one side. a second rail portion, the first and second rail portions are parallel and respectively extend into the first and second through holes, and the guide member is on the neck A positioning portion is disposed at the bottom; a resilient arm member is coupled to the positioning portion of the guiding member, the elastic arm member is of a plastic material, one end is coupled to the positioning portion, and the other end is configured as a long arm. a spring arm, the spring arm is located between the guiding member and the side wall of the nailing portion, and the end abuts against the side wall; the guiding member is pivoted on the column groove of the body and cooperates with the elastic arm member The elastic actuation causes the first and second rail portions to be elastically yawed forward and backward in the first and second through holes, so that the first and second rail portions can be linearly guided against the guide pins of the guide grooves Slide out the needle.

Therefore, in accordance with the technical means of the present invention, a brief description of the functions that can be obtained by the present invention is as follows:

The nail guiding structure of the nailing machine of the present invention is characterized in that a nail groove is arranged on the nailing portion of the body, and at least one guiding member is arranged on the guiding plate, and the guiding nail member is coupled with a flexible arm of a plastic material. Piece, according to The guide member is formed to be guided by the elastic sway or abuts against the nail in a state in which the guide groove is used as a fulcrum, thereby completing a structure that is simple in structure and does not require a spring element.

2. The guide member of the present invention comprises a neck portion, first and second rail portions, and first and second guide sliding portions, and the guide pin body of the guide member has horizontal intervals of different heights, so the guide member It is not easy to cause deformation under long-term use and prolongs the service life of the nailing machine.

3. After the nail is received by the nail guiding portion of the present invention, the guiding member is protruded from the first and second guiding holes only by the first and second guiding portions, and the position is smaller than the closed end of the nail. Low, so when the normal state is not nailed, depending on the size of the nail, the nail foot of the nail can be matched against the guide groove of the guide plate and the first rail portion, or against the first and second guide rails. a portion or abutting between the guiding groove and the second rail portion, so that the first and second rail portions of the guiding member are in a natural elastic state by the elastic arm of the elastic arm member, and after the nailing state Through the elastic release of the elastic arm, the swing is restored to the first and second through holes, so that the guide nail structure is simple.

4. When the guiding nail structure of the present invention is actuated, since the first and second rail portions of the guiding member are elastically swivel in the first and second through holes of the guiding plate, and one end of the elastic arm member is restrained by the positioning portion, Therefore, the guide member can maintain the yaw without sway during the guiding process, and avoid the phenomenon that the spring element is different in the elastic recovery time, and warp or jam occurs.

5. The elastic arm member of the present invention is a long strip-shaped plastic material, and one end of the elastic arm member is engaged with the positioning portion of the nail guiding member, and the positioning portion is engaged and positioned without any doubt, and the positioning can be performed after The guide plate is easily assembled into the body to achieve a structure with good positioning and quick assembly.

〔this invention〕

(10) ‧ ‧ body

(11) ‧‧‧ nailing department

(12)‧‧‧Spike board

(13)‧‧‧ Sidewall

(14) ‧‧‧column trough

(15)‧‧‧nail slot

(20) ‧‧‧Leading Department

(21)‧‧‧ Guides

(211) ‧‧‧ first side

(212) ‧‧‧ second side

(22) ‧‧‧ Guide slots

(23) ‧‧‧ first through hole

(231)‧‧‧Second through hole

(30)‧‧‧Guide pieces

(31) ‧‧‧ pivot

(311)‧‧‧ neck

(32) ‧‧‧First Guided Slides

(33)‧‧‧First rail section

(34)‧‧‧ Positioning Department

(341)‧‧‧ jack

(342)‧‧‧掣掣口

(35)‧‧‧Connected board

(36) ‧‧‧Second guide

(37) ‧‧‧Second rail section

(40)‧‧‧Flexible arm parts

(41) ‧ ‧ stigma

(42)‧‧‧Card neck

(43) ‧‧‧Boom arm

(50) (501) (502) ‧ ‧ staples

(51)(510))511)‧‧‧

(52) ‧ ‧ closed end

[Use]

(60)‧‧‧Guideboard

(61) ‧‧‧through slots

(62)‧‧‧Spike board

(70)‧‧‧Guide pieces

(71) ‧‧‧bearing end

(80)‧‧‧Flexible components

(90)‧‧‧ staples

The first figure is a perspective exploded view of a preferred embodiment of the present invention.

The second figure is an assembled perspective view of a preferred embodiment of the present invention.

The third figure is a perspective view of a guide member according to a preferred embodiment of the present invention.

The fourth figure is a perspective view of a suitable nail for a preferred embodiment of the present invention.

The fifth figure is a perspective view of another preferred embodiment of the present invention.

Figure 6 is a side view (1) of the nailing action of the preferred embodiment of the present invention.

Figure 7 is a side view (2) of the nailing action of the preferred embodiment of the present invention.

Figure 8 is a perspective view of another preferred embodiment of the present invention.

The ninth drawing is a schematic cross-sectional view showing an embodiment of a conventional guide nail structure.

The invention relates to a nail guiding structure of a nailing machine. As shown in the first and second figures, the nailing machine comprises a covered body (10), and the body (10) side is set as a nailing part (11). The nailing portion (11) is provided with a striker plate (12) which can be driven by the elastic driving of the nailing machine, and a side wall (13) is provided at the lower side of the nail removing portion (11). A nail slot (15) and a nail guiding portion (20) are disposed at the side wall (13); the nail guiding portion (20) includes a cylindrical groove (14) of the body (10), and is fixed to the body (10) a guiding plate (21) and a guiding member (30), wherein: as shown in the first and second figures, the body (10) is provided with a column groove (14) at a side end of the nail removing portion (11), The column groove (14) is for pivoting the guide member (30); the guide plate (21) is fixed to the nail portion (11) in the body (10) and opposite to the side wall (13), the guide plate (21) comprising a first surface (211) facing the nail (50) and a second surface (212) facing the opposite side, and the first surface (211) is recessed on both sides to form a guiding groove (22). The striker plate (12) and the nail pin (50) can be linearly actuated along the guide groove (22), and the elongated guide plate (21) is provided with an elongated first through hole (23) and a length. Shorter second a hole (231), the first and second through holes (23) (231) are in parallel counterparts; the guide member (30) is correspondingly oriented toward the guide plate as shown in the first, second and third figures (21) The second surface (212) is in the form of a long sheet, which comprises a pivot (31) and a first rail portion. (33), a second rail portion (37), a resilient arm member (40); wherein one end of the guiding member (30) is formed as a horizontal cylindrical pivot (31) for correspondingly mounted to the body (10) In the column groove (14), the bottom side of the pivot shaft (31) extends a thin rod-shaped neck portion (311), and the lower portion of the neck portion (311) is connected to form a first guide portion (32) which is a slope surface. The lower portion of the first guide portion (32) forms a first rail portion (33) which protrudes from the first guide portion (32) and has a straight wall surface, and is formed at the neck portion (311) and the first guide portion (32). a junction portion (34) connecting the elastic arm member (40), the positioning portion (34) including a laterally extending insertion hole (341) and a straight grooved shape communicating with the insertion hole (341) a notch (342), the opening of the notch (342) is opposite to the first rail portion (33), and the adjacent side of the first rail portion (33) extends horizontally (35), the connecting plate ( 35) A second rail portion (37) parallel to the first rail portion (33) is connected, and the first and second rail portions (33) (37) respectively extend into the first and second through holes ( 23) Positioning in (231); the elastic arm member (40) is made of a plastic material and has a long strip shape, and includes a column head (41), a card neck portion (42), and a bullet. (43); the stud (41) of the elastic arm member (40) may be cylindrical to be inserted into the insertion hole (341) of the positioning portion (34), and the adjacent stud head (41) is formed into a flat card. The neck portion (42) is correspondingly inserted into the notch (342) of the positioning portion (34), and the card neck portion (42) and the stud head (41) are restricted from moving by the gutter opening (342), and adjacent The card neck portion (42) forms a resiliently movable elastic arm (43), the elastic arm (43) is located at the rear side of the first rail portion (33), and has an elastic extension distance in an unactuated normal state; For the assembly manner of the nail guide portion (20) and the nail guide member (30) and the elastic arm member (40), please refer to the second, third and sixth figures, so that the guide member (30) can be used for the first and second The rail portion (33) (37) extends from the second surface (212) of the guide plate (21) into the first and second through holes (23) (231) to make the first and second rail portions (33) (37) Projecting on the first side (211) of the guide plate (21), but still maintaining the groove depth of the guide groove (22); secondly, being inserted by the pivot (31) of the guide member (30) In the column groove (14) of the body (10), the elastic arm member (40) faces the side wall (13) below the nail portion (11), and the end of the elastic arm (43) abuts against the side wall (13). Guide pin (30) One, two guide rails (33) (37) by the resilient arm member (40)) may be in the elastic force of the first and second penetration The hole (23) (231) is elastically swivel, so that the guide member (30) has a function of elastically guiding and sliding against the nail (50).

The guide member (30) of the present invention is matched with the design of the nail guiding portion (20), and can be applied to different nail structures, such as wide, narrow 及 and I-shaped nails; as shown in the fourth figure The nail structure of the present invention is applied to a wide-shaped nail (50), and the nail (50) is placed on the nail plate of the nail groove (15) of the body (10) (not shown). And elastically actuating to the nailing portion (11), the front end of the nail pin (50) is elastically attached to the guiding plate (21), and the two nail legs (51) respectively abut against the guide plate (21) Between the guide grooves (22), the width of the guide groove (22) of the nail guiding portion (20) is accommodated by the nail foot (51) of the wide-shaped nail pin (50), and the first guiding member (30) The two rail portions (33) (37) protrude from the first and second through holes (23) (231) by the elastic force of the elastic arm member (40), but the guide member (30) does not interfere By the insertion of the staples (50), the closed end (52) of the staples (50) is acted upon by the striker (12); therefore, as shown in the fourth, sixth, and seventh figures, When the nailing machine is driven to linearly actuate the striker plate (12) toward the closed end (52) of the staple (50) in the guide groove (22) of the guide plate (21), the striker plate (12) is first pressed against the nail Closed needle (50) (52), the nail foot (51) of the single nail (50) is linearly slid up and down along the guide groove (22) and the first and second rail portions (33) (37), due to the protrusion of the first and second The first and second rail portions (33) (37) of the through holes (23) (231) are located below the closed end (52) of the staple (50), and the staples (50) are continuously guided. When the slot (22) slides downward, the closed end (52) of the staple (50) and the striker plate (12) will successively touch the first and second guides (32) of the guide member (30) (36). ), through the inclined surfaces of the first and second guiding portions (32) (36), causing the guiding member (30) to pivot with the pivot (31), and the first and second rail portions (33) (37) Pushing force, pivoting toward the second side (212) of the guide plate (21) and elastically swinging backwards, and extending back into the guide groove (22), so that the subsequent tilting force pushes against the elastic arm ( 43), the elastic arm (43) is supported by the stud head (41) and the card neck section (42), and the elastic arm (43) is elastically pressed on the wall surface of the side wall (13), thereby reducing the elastic arm (43) and the The distance between the rail portions (33) allows the striker plate (12) to unobstruct the needle (50) to complete the linear guide along the guide groove (22) When the nailing operation is completed, the elastic restoring force of the elastic arm (43) is used to make the guiding member (30) pivoted by the pivot (31), and the first and second rail portions (33) (37) Continue to elastically swing in the direction of the first surface (211) of the guide plate (21), and then re-project in the first and second through holes (23) (231).

Similarly, as shown in the fifth figure, when the guide nail structure of the present invention is applied to the narrow dowel-shaped nail (501), the nail (501) is also elastically attached to the guide plate (21), and the two nail feet ( 510) respectively located between one side guide groove (22) and the second rail portion (37), and the other nail foot (510) is abutted against one side of the first rail portion (33), so that the guide member The first rail portion (33) of the (30) and the guide groove (22) on the one side can be stabilized against the nail foot (501), and the nail body skew phenomenon is prevented when the nailing action is prevented; the narrow shape The nailing action of the staple (501) is as described above, and will not be described herein.

Moreover, the guide pin structure of the present invention can also be applied to an I-shaped staple (502). As shown in the eighth figure, the staple (502) is also elastically attached to the guide (21), and the staple The nail foot (511) of (502) is abutted between the guide groove (22) and the second rail portion (37) of the nail member (30), and the guide groove (22) and the second rail portion are (37) Guided, and the straight line guides the function of the needle.

It is to be understood that the above is a specific embodiment of the present invention and the technical principles applied thereto, and the functional effects produced by the concept of the present invention are still beyond the spirit of the specification and drawings. In the meantime, it should be combined with Chen Ming within the scope of the present invention.

(12)‧‧‧Spike board

(20) ‧‧‧Leading Department

(21)‧‧‧ Guides

(211) ‧‧‧ first side

(212) ‧‧‧ second side

(22) ‧‧‧ Guide slots

(23) ‧‧‧ first through hole

(231)‧‧‧Second through hole

(30)‧‧‧Guide pieces

(31) ‧‧‧ pivot

(311)‧‧‧ neck

(32) ‧‧‧First Guided Slides

(33)‧‧‧First rail section

(34)‧‧‧ Positioning Department

(341)‧‧‧ jack

(35)‧‧‧Connected board

(36) ‧‧‧Second guide

(37) ‧‧‧Second rail section

(40)‧‧‧Flexible arm parts

(41) ‧ ‧ stigma

(43) ‧‧‧Boom arm

Claims (8)

A nail pushing structure of a nailing machine, the nailing machine is provided with a body, a nailing portion can be disposed on one side of the body, and a fixed side wall is disposed at a lower side of the nailing portion, and a fixed side wall is disposed at a side opposite to the side wall a nail guiding portion for nailing the nail, the guiding portion comprising: a cylindrical groove provided at a side end of the body, the column groove for pivoting the guiding member; a guiding plate fixed to the body, the system The first surface and the second surface are included, and the guiding plate is recessed with a guiding groove at the first surface for guiding the striker plate and the nail along the guiding groove, and is further hollowed out between the guiding grooves The first and second through holes are formed in a longitudinal direction; a guiding member is disposed correspondingly to the second surface of the guiding plate, and one end of the guiding member is disposed to be pivotally disposed on the cylindrical groove a pivotal portion, the bottom side of the pivot extends to a neck portion and is connected to a first rail portion, and a second rail portion is spaced apart from one side of the first rail portion, and the first and second rail portions are parallel, and Correspondingly extending into the first and second through holes respectively, the guiding member is provided with a positioning portion below the neck; a resilient arm member coupled to the guiding member The elastic arm member may be of a plastic material, one end is coupled to the positioning portion, and the other end is configured as a long arm-shaped elastic arm, and the elastic arm is located between the guiding member and the side wall of the nail removing portion. Abutting against the side wall; the guiding member is pivotally disposed on the column slot of the body, and cooperates with the elastic action of the elastic arm member to enable the first and second rail portions to be in the first and second The front and rear elastic yaw movements in the through hole are such that the first and second rail portions and the guide groove abut against the nail to linearly guide the needle out of the needle. The nail guiding structure of the nailing machine according to claim 1, wherein the column groove is located at a side end of the body nailing portion. The nail guiding structure of the nailing machine according to the first aspect of the invention, wherein the length extending direction of the first and second through holes is parallel to the longitudinal direction of the guiding groove and correspondingly arranged horizontally. The guide pin structure of the nailing machine of claim 1, wherein the length of the first rail portion is greater than the length of the second rail portion, and the lengths of the first and second through holes respectively correspond to the first Two rail parts. The nail guiding structure of the nailing machine according to the first aspect of the invention, wherein the first and second rail portions of the guiding member are provided with a horizontally connected connecting plate. The nail guiding structure of the nailing machine according to the first aspect of the invention, wherein the positioning portion of the guiding member comprises a jack and a cross section from the jack to the outside, and the jack is connected The one end of the elastic arm member is provided with a column head corresponding to the insertion hole, and the column head portion is formed into a flat card neck portion corresponding to the groove opening, and the elastic arm member is constrained to be positioned in the positioning portion . The nail guiding structure of the nailing machine according to claim 1, wherein the guiding member is located at an upper portion of the first and second rail portions, and each of the first and second guiding rollers is provided in a slope shape. unit. The nail guiding structure of the nailing machine according to claim 1, wherein the first and second rail portions of the nail guiding member are flat toward the side of the guiding plate.