TWI558483B - Pull nail tool - Google Patents

Description

Pull tool

The invention belongs to a hand tool for rivets, in particular to a rivet tool which can maintain the average force applied, so as to avoid the yaw in the application, to improve the joint stability and to extend the service life of the machine.

The rivet is an appliance capable of fixing two or more working pieces together, and mainly comprises a nail core and a nail cap, and the other end of the rivet nail core can be clamped by a rivet tool, thereby pulling the nail The heart is used to force the head of the nail to open the nail cap, so that the working piece is tightly fixed between the retaining edge of the nail cap and the nail cap body of the nailed head. Since the rivet tool is extremely convenient to use and has good effects, its development has become more and more complete, such as China Patent Gazette Announcement No. 284006, Announcement No. 363493, Announcement No. 425939, Announcement No. M256806 and Announcement No. M286730. In the new patent premise, it can be found that the rivet tool is continuously developed and improved; the conventional rivet tool has a body, and the body is provided with a first grip portion, which is different from the first grip portion. One end is provided with a columnar space perpendicularly intersecting with the main body, and a sliding shaft is arranged in the columnar space, the sliding shaft can hold the nail core of the rivet, and the body is further provided with a second gripping portion capable of actuating the sliding shaft . When the user holds the first and second grips relatively, the sliding shaft can be driven to pull the nail of the rivet, and the nut of the rivet generates riveting action with respect to the workpiece. However, the existing rivet tools mainly emphasize the convenience of operation, but the stability of the rivet is not strong. In general, when the aforementioned rivet tool is in operation, the contact area between the body and the workpiece is small, and the aforementioned rivet tool is an upward pulling action, causing the rivet tool to yet during use. The phenomenon that the shaft can not be kept vertical when riveting, affecting the effect and reliability of riveting.

For this reason, although the industry has developed a rivet tool such as China's announcement No. M452814, its structural form is a push-type design of an existing nail gun, which generates a rivet action by pressing a grip, and its outer casing The bottom surface has a large contact area to improve the stability of the rivet action. However, when the handle is pulled and pulled, the push block of the handle and the abutment of the pull block are in a biased contact, so that the force line and the axis of the pull pin are misaligned, and the action of the pull block is biased. It affects the smoothness and smoothness of the movement, and is easy to cause wear and tear of the machine parts and shorten the service life.

Through the above description, it can be understood that the existing rivet tools are not perfect in design, which causes problems and shortcomings such as "easy yaw", "uneven force" and "susceptible damage". The effect and stability of riveting, so how to solve this problem is currently the industry's most demanding breakthrough.

In view of this, the inventors have been engaged in research and development and manufacturing experience of related industries for many years, and have in-depth discussions on the problems faced by the above-mentioned rivet tools, and actively seek solutions. After long-term efforts and trials, they have finally succeeded. Developed a structure of the rivet tool that does not lie, so as to overcome the inconvenience and trouble caused by the uneven force.

Therefore, the main object of the present invention is to provide a rivet tool that does not yaw the styling action, thereby making the movement of the machine member smoother and smoother, reducing the wear of the machine member, thereby prolonging the service life thereof and greatly increasing the Riveting and tempering Authenticity.

Moreover, the second main object of the present invention is to provide a rivet tool that is easy to operate and smooth, so that the rivet action can be facilitated.

Based on this, the present invention mainly achieves the foregoing objects and effects by the following technical means, which are used to actuate a nail of a rivet, and the rivet is sleeved on the outside of the nail core to generate a riveting relative to the workpiece. The effect comprises: a body having a pull portion and a grip portion respectively formed on both ends thereof, and a bottom piece is formed on the bottom surface of the pull portion of the body, and the bottom piece has an opening portion through which the nail head penetrates. A sliding space is formed in the body pulling portion, and the body is provided with an elastic member capable of generating a downward returning pre-force in the sliding space; a pulling block is a hollow frame, and the sliding block is slidably disposed on the sliding body of the body. Space, the bottom surface of the pull block has a pin opening corresponding to the opening of the body, the head of the rivet nail is spanned, and the top mask of the pull block has a top abutting piece corresponding to the axis of the nail opening, and the pull block is subjected to the foregoing The elastic member is pressed down; a pressing handle is pivoted to the front end of the top surface of the body grip portion by a rod, and the front end of the pressing handle can be inserted under the top abutting piece in the pulling block, and the pressing handle The front end uses a wheel axle to pivot a push roller and presses When the pre-pressing pushes the position of the pull block up, the contact point between the push roller and the pull block top is adapted to be located on the vertical axis of the pin clamp pinch rivet nail; thereby, through the foregoing technical means Since the contact position of the push roller and the top abutting piece of the pull block is located on the vertical axis of the nail core before the start of the action of the pressing handle of the present invention, the movement on the pull block does not cause yaw, which can improve the sturdiness of the rivet. With the riveting effect, the arm is at the best point of action, so that the initial force can achieve the effect of labor saving, and the force applied during the action is extremely average, and can be effectively reduced due to the difficulty of vibration. The problem of less wear of the parts, effectively extending its service life, can improve its practicality, so it greatly increases its added value and improves its economic efficiency.

The preferred embodiments of the present invention are set forth in the accompanying drawings, and in the claims

(10) ‧ ‧ body

(11)‧‧‧ side cover

(111)‧‧‧ Pulling Department

(112) ‧‧‧ grip

(115)‧‧‧Perforation

(116) ‧‧‧ holding hole

(12)‧‧‧ negatives

(120) ‧‧‧ openings

(13) ‧‧‧ front flaps

(130) ‧ ‧ top edge

(14) ‧‧‧ inner guide

(140)‧‧‧ Notch slot

(141)‧‧‧ Oblique face

(15) ‧‧‧floor

(151) ‧ ‧ front buckle

(152) ‧ ‧ rear buckle

(153)‧‧‧ 穿扣

(16) ‧‧‧ bottom cover

(161) ‧ ‧ front buckle

(162) ‧ ‧ rear buckle

(163)‧‧‧Glossy buckle

(17)‧‧‧Top cover

(18)‧‧‧Flexible parts

(20) ‧‧‧ pull blocks

(21)‧‧‧nail mouth

(22)‧‧‧Top piece

(23) ‧ ‧ long slot

(30) ‧‧‧Travel Adjustment Section

(31) ‧‧‧Adjustment block

(32) ‧ ‧ ward

(33)‧‧‧ Holes

(35) ‧‧‧ Turn button

(36)‧‧‧ drive rod

(37) ‧‧‧ Turn button

(40) ‧‧‧pressure handle

(41)‧‧‧ Push wheel

(42)‧‧·Axle

(43) ‧‧‧Long chute

(44)‧‧‧ poles

(45) ‧ ‧ sleeving

(46)‧‧‧Bumps

(50)‧‧‧ Rivets

(51)‧‧‧

(55)‧‧‧Nail Cap

(X)‧‧‧Vertical axis

First figure: A schematic view of the appearance of the rivet tool of the present invention.

Second: is an exploded view of the rivet tool of the present invention to illustrate the aspects of each component.

Fig. 3 is a schematic view showing the internal composition of the rivet tool of the present invention for explaining the relative relationship of the components.

The fourth figure and the fifth figure are schematic views of the side action of the rivet tool of the present invention on the actual rivet.

Fig. 6 and Fig. 7 are schematic views showing the side action of the rivet tool of the present invention for adjusting the stroke of the rivet.

The eighth, ninth and tenth drawings are schematic views of the side action of the rivet tool of the present invention on the folding shank.

Eleventh Embodiment: An exploded view of another embodiment of the rivet tool of the present invention for explaining the aspects of the components and their relative relationships.

The present invention is a rivet tool, and the specific embodiment of the rivet tool of the present invention and its components, as illustrated in the accompanying drawings, all relate to front and rear, left and right, top and bottom, upper and lower, and horizontal and vertical. Reference, only for convenience The description does not limit the invention nor limit its components to any position or spatial orientation. The drawings and the dimensions specified in the specification may be varied in accordance with the design and needs of the specific embodiments of the present invention without departing from the scope of the invention.

The lacing tool of the present invention is composed of a body (10), a pull block (20) and a pressing handle (40), as shown in the first and fourth figures, and the pull block (20) can be The body (10) is selectively moved up and down by the pressing handle (40) for driving a nail (51) of one of the rivets (50) on the workpiece through the pulling block (20), so that one of the rivets (50) The nail cap (55) can be used for riveting work with respect to the work object; and the detailed configuration of the pull pin tool is as shown in the second, third and fourth figures, wherein the body (10) is a hollow frame with a unitary shape. The body (10) is respectively formed with a pull portion (111) and a grip portion (112), and the body (10) is formed with a negative film (12) on the bottom surface of the pull portion (111), and the negative film ( 12) having an opening opening portion (120) for the head of the rivet (50) nail (51) to penetrate, and a front flap of the front side edge of the body (10) nail portion (111) is formed ( 13), and an inner guide piece (14) is formed between the inner wall surfaces of the rivet portion (111), so that the body (10) is between the blocking piece (13) and the inner guiding piece (14) before the rivet portion (111) Forming a sliding space for the aforementioned pull block (20) to slide down therebetween, and the inner guide piece (14) is intermediate A notch groove (140) is formed for inserting a stroke adjustment group (30), and a top surface of the inner guide piece (14) is formed with a downwardly inclined sloped surface (141) for folding and positioning the pressure handle (40). And the body (10) is formed with a through hole (115) adjacent to the rivet portion (111) on the top surface of the grip portion (112), and one end of the pressing handle (40) is pivoted on the body (10), and The body (10) is formed with a grip hole (116) on the grip portion (112) for the user to put the finger into the grip. Further, a bottom cover (16) which can be attached to the surface of the workpiece is embedded in the bottom of the grip portion (112) of the body (10), and a front buckle portion is respectively formed on both ends of the bottom surface of the grip portion (112). 151) and a rear buckle portion (152), and the grip portion (112) is formed at the bottom edge of the grip hole (116) with a fastening portion (153) that communicates with the bottom surface, and the bottom cover (16) has two ends One of the front buckle piece (161) and one rear buckle piece (162) of the buckle, and the top cover (16) top mask has a buckle piece of the buckle portion (153) of the buckle portion (153) ( 163), the bottom cover (16) can be effectively embedded on the bottom surface of the grip portion (112) of the body (10) for abutting against the surface of the work object, and the body (10) is placed on the top surface of the nail pull portion (111). Optionally, a top cover (17) is embedded, and the pull block (20) can be closed after being placed inside the pull stud portion (111), and an elastic member is supported between the top cover (17) and the pull block (20). (18), the pull block (20) can produce a pre-force that is automatically reset downward. In another embodiment of the body (10) of the present invention, the body (10) is composed of two selectively coverable side covers (11), and the two side covers (11) are formed on the nail pull portion (111). A top edge portion (130) is formed above the front edge front flap (13) to replace the top cover (17) of the foregoing embodiment, and the side covers (11) are respectively formed on the bottom surface of the grip portion (112). Corresponding bottom plate (15), in place of the bottom cover (16) of the foregoing embodiment, can simplify the components of the body (10); the pull block (20) is a hollow frame, and the pull block (20) The slidable portion (11) and the inner guide piece (14) are disposed on the bottom surface of the body (10), and the bottom surface of the pull block (20) has an opening portion (120) corresponding to the body (10). a pinch opening (21) for arranging the head of the rivet (50) nail (51), and the top piece of the pull block (20) has a top abutting piece (22) corresponding to the axis of the nail opening (21), and then The two side wall surfaces of the pull block (20) are formed with a relatively long through groove (23) for the aforementioned stroke adjustment group (30) to be placed; Another stroke adjustment group (30) is provided with an adjustment block (31) in the pull block (20), and the adjustment block (31) has a corresponding hole (33) corresponding to the pull block (20) through the slot (23). Further, the adjusting block (31) has at least one blocking portion (32) around the adjusting block (31), and the adjusting block (31) of the present invention has three blocking portions (32A to 32C) as main embodiments, and the respective blocking portions (32A to 32C) are The distance between the holes (33) is not equal, and each of the blocking portions (32A~32C) of the adjusting block (31) can selectively correspond to the bottom surface of the pulling block (20) for generating the effect of limiting the height of the pulling block (20). As shown in the fifth, sixth and seventh figures, the stroke adjustment group (30) is provided with at least one twist (35, 37) on the outer sides of the body (10), and one between the two twists (35, 37). The driving rod (36) can be inserted into the adjusting hole (33) of the adjusting block (31) for rotating and twisting (35, 37) to drive the adjusting block (31) to change the blocking portion of the bottom surface of the corresponding pulling block (20) (32A) ~32C); As for the pressing handle (40), a long sliding groove (43) is formed adjacent to the front end, and is pivoted to the body (10) grip portion by a rod (44). The perforation (115) at the front end of the top surface allows the pressing handle (40) to have a longer force arm, and the front end of the pressing handle (40) can be inserted under the top abutting piece (22) in the pulling block (20). The front end of the pressing handle (40) is pivotally provided with a pushing roller (41) by a wheel axle (42), and when the pressing handle (40) is in a position where the preliminary pressing force pushes the pulling block (20) upward, the pushing roller ( 41) The contact point of the top piece (22) with the pull block (20) is located on the vertical axis (X) of the pin (21) pinch (21) pinch rivet (50) nail core (51), and the other pressure The top surface of the front end of the handle (40) has a sluice (45) on the side of the long sliding groove (43) corresponding to the pushing roller (41) for solving the front and rear of the pressing handle (40) and the top of the pulling block (20) (22) Interference between the two sides of the stalk (40) further forms a convex block (46) between the long chute (43) and the sluice (45), and the convex block (46) is selectively Corresponding to the inner guide plate (14) on the inner wall surface of both sides of the body (10) The top slanting surface (141) [as shown in the eighth, ninth and tenth drawings], the pressing handle (40) is folded downward during storage; thereby, the group constitutes an action without yaw and is applied A rivet tool structure that is smooth and labor-saving and does not wear.

Through the foregoing structural design and usage instructions, the rivet tool of the present invention is in actual use, as shown in the fourth figure, before the rivet action, the pull block (20) in the body (10) is subjected to the upper elastic member (18). The action is reset downward, and the top abutting piece (22) synchronously presses the push roller (41) of the lower pressing handle (40), so that the pressing handle (40) is pivoted with the strut (44) as an axis to lift the rear end upward. Forming a state to be pressed down, and pulling the nail with the bottom cover (16) of the body (10) or the bottom plate (15) against the surface of the workpiece, and using the clamping mouth (21) of the pull block (20) The nail (51) head of the rivet (50) is clamped. Then, as shown in the fifth figure, the rear end of the pressing handle (40) is pressed down, so that the pushing roller (41) of the front end is tilted upward with the strut (44) as an axis, and the pulling block (20) is synchronously driven to the body. (10) the front flap (13) and the inner guide piece (14) slide upward, and the nail core (51) of the rivet (50) is moved up by the nail opening (21) of the pull block (20), and The nail cap (55) of the rivet (50) can be riveted relative to the work object, and when the bottom surface of the pull block (20) hits the corresponding stop portion (32A) of the adjustment block (31) of the stroke adjustment group (30), The entire riveting action is completed, and when the user releases the pressing handle (40), the pulling block (20) can be reset downward by the returning force of the elastic member (18), and pushes the front end of the pressing handle (40). The roller (41) is reset downward, and the pressing handle (40) is pivoted with the strut (44) as an axis to lift the rear end upward for the pulling action of the next cycle; due to the pressing handle of the present invention (40) Before the start of the action, the contact position of the push roller (41) and the pull block (20) against the top piece (22) is located at the nail of the rivet (50). The vertical axis (X) of the core (51), so that when the pressing force (40) is under the initial downward pressure, the lifting block (20) lifts without yaw, which can improve the rivet (50). The dynamic and riveting effect, at the same time, the initial top force is at the optimal point of action, so that the initial force can be saved to save labor, and the roller (41) and the pull block (20) are pressed against the pressing handle (40). The non-planar contact of the sheets (22) makes the frictional resistance generated by sliding between them small, and is extremely light and smooth during the pulling process, which improves the convenience of operation, and is further pushed by the pressing handle (40). The roller (41) and the pull block (20) are in line contact with the top abutting piece (22), so that the pull block (20) can push the roller (41) as a fulcrum to easily swing, and can be lifted in the pull block (20) The automatic reverse adjustment caused by the resistance of the rivet (50) to the nail cap (55) during the process of sliding the push roller (41) to the top abutment (22) during the upward movement The school makes it difficult for the pull block (20) to collide with the body (10), so that the wear of the machine parts can be reduced, the service life can be prolonged, and the utility can be improved.

Furthermore, referring further to the first, fourth, sixth and seventh figures, the user can select the pull distance of the pull block (20) according to the specifications of the rivet (50), and the rotation stroke adjustment group (30) is located in the body ( 10) The external rotary knob (35, 37), through the drive rod (36) synchronously drives the adjustment block (31) in the pull block (20) to rotate, so that the different blocks (32A~32C) of the adjustment block (31) Corresponding to the bottom surface of the pull block (20), since each of the blocking portions (32A 32C) has a different axial distance corresponding to the adjusting block (31), the height of the adjusting block (31) against the pull block (20) can be changed to achieve the adjustment. The pull block (20) is moved upwards for the purpose of matching the rivets (50) of different specifications.

In addition, when there is a need to receive the rivet tool, as shown in the eighth, ninth, and tenth drawings, first, the rear end of the pressing handle (40) is pressed down, so that the pressing handle (40) can be pulled as described above. Synchronously driving the pull block (20) to slide upward and the front of the pressing handle (40) The height of the convex stop (46) on both sides of the end exceeds the inclined surface (141) of the top end of the guide piece (14) in the body (10); then, the pressing handle (40) is made of the long sliding groove (43) with respect to the supporting rod ( 44) Pulling back [as shown in the ninth figure], so that the convex stop (46) of the pressing handle (40) can correspond to the inclined surface (141) of the inner guiding piece (14); finally, when releasing the When the handle (40) is pressed, the pull block (20) is driven by the elastic member (18) to move the front end of the pressing handle (40) downward, but the convex block (46) is adapted to abut against the inclined surface (141). However, it cannot be further lowered, so that the fixed pressing handle (40) is folded at the lower pressing position, thereby achieving the purpose of saving the storage space.

On the contrary, when it is to be used again, the rear end of the pressing handle (40) is slightly depressed, so that the height of the convex block (46) on both sides of the front end of the pressing handle (40) exceeds the inner guiding piece of the body (10) ( 14) The sloping surface (141) of the top end, and then the pressing handle (40) is pushed forward, so that the pressing block (46) of the pressing handle (40) is separated from the slanting surface (141) of the inner guiding piece (14), When the pressing handle (40) is released, the pulling block (20) can be further acted upon by the elastic member (18) to move the front end of the pressing handle (40) downward and reset, so that the rear end of the pressing handle (40) is lifted upward. Used for pulling nails.

In this way, it can be understood that the present invention is an excellent creation, in addition to effectively solving the problems faced by the practitioners, and greatly improving the efficiency, and the same or similar product creation or public use is not seen in the same technical field. At the same time, it has the effect of improving the efficiency. Therefore, the present invention has met the requirements for "novelty" and "progressiveness" of the invention patent, and is filed for patent application according to law.

(10) ‧ ‧ body

(112) ‧‧‧ grip

(115)‧‧‧Perforation

(116) ‧‧‧ holding hole

(12)‧‧‧ negatives

(120) ‧‧‧ openings

(13) ‧‧‧ front flaps

(140)‧‧‧ Notch slot

(151) ‧ ‧ front buckle

(16) ‧‧‧ bottom cover

(161) ‧ ‧ front buckle

(162) ‧ ‧ rear buckle

(163)‧‧‧Glossy buckle

(17)‧‧‧Top cover

(18)‧‧‧Flexible parts

(20) ‧‧‧ pull blocks

(21)‧‧‧nail mouth

(22)‧‧‧Top piece

(23) ‧ ‧ long slot

(30) ‧‧‧Travel Adjustment Section

(31) ‧‧‧Adjustment block

(32) ‧ ‧ ward

(36)‧‧‧ drive rod

(40) ‧‧‧pressure handle

(41)‧‧‧ Push wheel

(42)‧‧·Axle

(43) ‧‧‧Long chute

(44)‧‧‧ poles

(45) ‧ ‧ sleeving

(46)‧‧‧Bumps

(50)‧‧‧ Rivets

(51)‧‧‧

(55)‧‧‧Nail Cap

(X)‧‧‧Vertical axis

Claims (9)

A rivet tool for actuating a nail of a rivet, the rivet being sleeved on the outside of the nail core to produce a riveting effect relative to the workpiece, the at least comprising: a body having a pull formed at each end thereof a nail portion and a grip portion, and a bottom plate is formed on the bottom surface of the rivet portion, and the bottom plate has an opening portion through which the nail core head penetrates, and a sliding space is formed in the body nail portion, and the body is provided with a sliding space. The elastic member can be generated to return to the pre-stress; a pull block is a hollow frame, and the pull block is slidably disposed on the sliding space of the body, and the bottom surface of the pull block has a pin opening corresponding to the opening of the body. The head of the rivet nail is spanned, and the top of the pull block has a top piece, and the pull piece is pressed by the elastic member; a pressing handle is pivoted to the body by a rod The front end of the grip portion is inserted into the top of the pull tab, and the front end of the press handle is pivoted with a push roller. The rivet tool of claim 1, wherein the machine system is a hollow hollow body, and the body is formed with a perforation for the pressure handle to be pivoted at a top surface of the grip portion adjacent to the rivet portion, and A grip hole for gripping is formed on the grip portion, and a bottom cover that can be attached to the surface of the workpiece is embedded in the bottom of the grip portion of the body, and a front buckle is respectively formed on both ends of the bottom surface of the grip portion. And a rear buckle portion, and the grip portion forms a fastening portion connecting the bottom surface at the bottom edge of the grip hole, and the bottom cover has a front buckle piece and a rear buckle piece at the opposite ends of the bottom cover, and the bottom portion The cover top mask has a buckle strip that can buckle the grip portion and the buckle portion, so that the bottom cover can be effectively embedded on the bottom surface of the body grip portion, and the body body is selectively embedded with a top cover on the top surface of the pull stud portion. The elastic member is restricted after the pull block is placed inside the rivet portion. The rivet tool of claim 1, wherein the machine system is composed of two side covers that can be oppositely closed, and the body is formed at the top surface of the grip portion adjacent to the rivet portion to form a pressure handle shank. The perforation is formed on the grip portion with a grip hole for gripping, and the top cover portion is formed with a corresponding top edge portion above the pull tab portion for the elastic member to be supported, and the two sides are covered by the grip. The bottom surface of the holding portion is respectively formed with a bottom plate for abutting against the surface of the workpiece. The rivet tool of claim 1 or 2 or 3, wherein a front flap is formed on a front side edge of the body pull portion, and an inner guide piece is formed between the two side wall surfaces of the pull stud portion to A sliding space for sliding the slider is formed between the blocking piece and the inner guiding piece. The rivet tool of claim 1, wherein the pull tab abutting piece is located on an axis corresponding to the pin opening. The rivet tool of claim 1, wherein the body is provided with a stroke adjustment group, wherein an adjustment block is disposed in the pull block, and the two side wall surfaces of the pull block are formed with a relatively long through groove, and The adjusting block has an insertion hole corresponding to the long through slot of the pull block, and the periphery of the adjusting block has at least one blocking portion, and the distance between each blocking portion and the insertion hole is not equal, so as to generate the function of limiting the upward moving height of the pulling block, and the The stroke adjustment group is provided with at least one rotation twist on both sides of the machine body, and a drive rod that can be inserted into the adjustment block insertion hole is provided between the two rotation twisting portions, so as to drive the adjustment block to change the block portion corresponding to the bottom surface of the corresponding pull block. The rivet tool according to claim 1 or 5, wherein the shank is located at a position where the pre-pressing push-pull pull-up is moved upward, and the contact point of the press-pushing push roller and the pull-top abutting piece is located at the pull block. The staple port is clamped on the vertical axis of the rivet nail. The rivet tool of claim 4, wherein the pressing handle is formed with a long sliding groove at the front end, and the two sides of the pressing handle are respectively formed with a convex block between the long sliding groove and the front end, and the body is The rear side of the inner guide piece is formed with a slanting surface for the lowering of the pressing handle during storage. The rivet tool of claim 1, wherein the top surface of the front end of the pressing handle has a sluice on a side of the corresponding struts of the pushing roller for solving interference between the stalk before and after the squeezing action.