CN103047245A

CN103047245A - Locking assembly with quick spin locking function

Info

Publication number: CN103047245A
Application number: CN2012105614104A
Authority: CN
Inventors: 苏国材; 苏昱荣
Original assignee: Qingda Technology Co Ltd
Current assignee: Qingda Technology Co Ltd; Taiwan Shan Yin International Co Ltd
Priority date: 2012-12-21
Filing date: 2012-12-21
Publication date: 2013-04-17

Abstract

The invention discloses a locking assembly with a quick spin locking function. The locking assembly is mainly characterized in that a plurality of auxiliary blocks which are protruded outwardly are arranged on the bottom surface of a screw head, an accommodating area is formed between each two adjacent auxiliary blocks, each auxiliary block is provided with a wall surface, a jacking wall and a cutting blade, the bottom of each auxiliary block extends upwards to form the corresponding wall surface positioned on one side of the corresponding accommodating area, and each wall surface is connected with the other side of the other corresponding adjacent accommodating area to form the corresponding jacking wall, and is connected with the jacking wall to form the corresponding cutting blade. During locking, a locked article is quickly cut when locked in the locking assembly owing to auxiliary cutting effects of the auxiliary blocks, chips generated after the locked article is cut are accommodated in the accommodating areas, the locking assembly is closely locked with the locked article, the chips cannot be protruded out of the locked articles after the locked article is locked with the locking assembly, the flatness is increased after locking, and effects of greatly increasing fastening force after locking and the like are realized.

Description

The lock firmware of tool fast rotary lock

Technical field

The invention relates to a kind of lock firmware design, refer to especially a kind of lock firmware of tool fast rotary lock.

Background technique

Consult Fig. 1, Fig. 2, existing a kind of flat screw 1 includes a body of rod 11, one spiral is located at the spiral shell head 13 that these body of rod 11 lip-deep threads 12, are connected with these body of rod 11 1 ends, and one on this body of rod 11 and in contrast to the locking part 14 of these spiral shell head 13 the other ends; Wherein, this spiral shell head 13 has an end face 131, one connects this end face 131 is the junction surface 132 that convergent extends with this body of rod 11 and by this end face 131 towards this body of rod 11, and most equal angles same intervals be recessed to form cutting blade 133 on this junction surface 132, and aforementioned this each cutting blade 133 all have two be separated by certainly this end face extend and be the cutting blade face 134 of arcuation towards these body of rod 11 direction curved arcs; When being locked on object 2, the burr that produce after these thread 12 cuttings will rotate along with these thread 12 screw-in directions, and the guide function when rotating with these cutting blade faces 134 along these cutting blades 133 of embayment arcuation, take advantage of a situation these burr are pressed in this object 2, these cutting blades 133 can also flatten the expansion projection part of this object 2 through these thread 12 extruding with these cutting blade faces 134 simultaneously, so that these object 2 surfaces are more smooth, produce with defective facts such as splitting material effectively to avoid burr, expansion projection.

But, find after actual the use, the design of the recess in the prior art only can be accommodating for smear metal, adds these cutting blades 133 and these thread 12 screw-in directions and be identical design, so that these cutting blades 133 are able to reach in the screw-in process and press the swelling that revolves the lock burr, reaches object 2; But, find after the actual use test that the space that this structural design pattern still is improved is so the side has the design of this case to produce.

Summary of the invention

The object of the present invention is to provide the lock firmware of tool fast rotary lock, it can make closure be cut fast sealed entering, and increasing the flatness after sealed, more can significantly promote the effects such as fastening force after sealed after simultaneously sealed.

For reaching above-mentioned purpose, solution of the present invention is:

The lock firmware of a kind of tool fast rotary lock, it includes a body of rod, and one is located at the spiral shell head of this body of rod one end, and one is located on this body of rod and in contrast to the locking part of this spiral shell head the other end, and a plurality of whorl is located at the thread on this body of rod; Wherein, this spiral shell head has an end face, and one by the bottom surface of this end face to downward-extension, and this bottom surface is provided with a plurality of auxiliary block, and is formed with a holding area between wantonly two adjacent these auxiliary block; Wherein, this each auxiliary block has one and is positioned at a side of this holding area and is extended upward a wall that forms by this bottom surface, one by this wall towards the opposite side of another this adjacent holding area top that the forms wall of pulling that joins, and the cutting blade that wall and this wall join and form of pulling in this top, wall is the convergent aspect by this end face towards this body of rod direction and pull in aforementioned this top, pulls and be formed with one on the wall and extend to the supplemental wall of the opposite side of this adjacent holding area by this cutting blade in this top.

The described top wall of pulling is cambered surface design.

Described supplemental wall and this top wall connecting part of pulling is one and is obliquely installed aspect.

After adopting said structure, the present invention is when sealed, lock firmware utilizes the mate-assist cutting of these auxiliary block, cutting enters in the closure so that be able to when sealed fast, the smear metal that simultaneously cutting produces is placed in this holding area, and effectively be subject to pressing of this supplemental wall, to avoid outside this smear metal too much convexedly stretches in, effectively keep the flatness of this closure after sealed, and avoid the material situation etc. of splitting that can't fully accommodatingly produce because of smear metal, in addition, this lock firmware is sealed enter after, be able to mutually produce tight clip locking effect with this closure, greatly promote the fastening force after sealed.

Description of drawings

Fig. 1 is existing flat screw schematic representation;

Fig. 2 is the generalized section of the prior art;

Fig. 3 is the schematic representation of the present invention's the first preferred embodiment;

Fig. 4 is the spiral shell head enlarged diagram of this preferred embodiment;

Fig. 5 is the Local Members schematic representation of this preferred embodiment.

[primary clustering symbol description]

The lock firmware of 3 tool fast rotaries lock

31 bodies of rod, 32 spiral shell heads

33 locking parts, 34 threads

321 end faces, 322 bottom surfaces

323 auxiliary block, 324 holding areas

3231 walls 3232 push up the wall of pulling

3233 cutting blades, 3234 supplemental wall.

Embodiment

In order further to explain technological scheme of the present invention, the present invention will be described in detail below by specific embodiment.

Consult Fig. 3 to Fig. 5, a preferred embodiments of the present invention includes that a body of rod 31, is located at that the spiral shell head 32, of these body of rod 31 1 ends is located on this body of rod 31 and in contrast to the locking part 33 of these spiral shell head 31 1 ends, and a plurality of whorl is located at the thread 34 on this body of rod 31; Wherein, this locking part 34 can be the setting of aspects such as boring tail and fine stern in the present embodiment, and following explanation with the fine stern structure for it.

Still continuous above-mentioned, this spiral shell head 32 has an end face 321, by the bottom surface 322 of this end face 321 to downward-extension, a plurality of auxiliary block 323 of being located on this bottom surface 322, and this wantonly two 323 adjacent of auxiliary block is formed with a holding area 324; Wherein, this each auxiliary block 323 has one and is positioned at a side of this holding area 324 and is extended upward a wall 3231 that forms by this bottom surface 322, one by this wall 3231 towards the opposite side of another this adjacent holding area 324 top that the forms wall 3232 of pulling that joins, and the cutting blade 3233 that wall 3232 and this wall 3231 join and form of pulling in this top, and this top wall 3232 of pulling is the convergent aspect by this end face 321 towards these body of rod 31 directions, so that pulling, this top is formed with one on the wall 3232 by the supplemental wall 3234 of these cutting blade 3233 extensions to the opposite side of this adjacent holding area 324, and this supplemental wall 3234 and this top wall 3232 connecting parts of pulling are one and are obliquely installed, and aforementioned this top wall 3232 of pulling is cambered surface design expression in the present embodiment; In addition, this holding area 324 is in view of the structural design factor of these auxiliary block 323, so that these holding area 324 containing space expandeds.

Consult Fig. 3, Fig. 4, when sealed, bestowing a sealed torsion prior to this spiral shell head 32 is locked in the closure 4 with these locking part 33 brills of interlock, drive simultaneously 34 pairs of these closures of this thread 4 and produce sharp cutting, so that being able to fast locking, this lock firmware 3 enters in this closure 4, and when this spiral shell head 32 enters, can borrow cutting blade 3233 assisted machinings of these auxiliary block 323, that is be subject to this cutting blade 3233 cuttings in the wood fiber of this closure 4 of working angles and fracture, really to be chopped off, effectively avoid this wood fiber to twine the disappearance that produces resistance, the smear metal that produces when simultaneously sealed can be subject to the design of wall 3232 towards these body of rod 31 convergent aspects of pulling of this top, making this smear metal can carry over this top wall 3232 to supplemental wall 3234 of pulling discharges, so as to significantly reducing the sealed torsion of this lock firmware 3, relend simultaneously the expansion setting of the containing space of this holding area 324, not only can be placed in its China and foreign countries for too much this smear metal, after this lock firmware 3 is locked on this closure 4 simultaneously, more can produce tight locking effect with this closure 4, with the material situation of splitting of avoiding this smear metal fully accommodatingly to be produced, and wall 3432 connecting parts of more pulling by this supplemental wall 3234 and this top are being equipped with of an inclination, make this smear metal outside convexedly stretching in when sealed, be subject to pressing of this supplemental wall 3234, and then take advantage of a situation and when sealed, pressed in this closure 4, to avoid outside this smear metal too much convexedly stretches in, effectively keep the flatness of this closure 4 after sealed, be able to after making this lock firmware 3 sealed and this closure 4 produces tight clip locking effect mutually, significantly promote the effects such as fastening force after sealed.

Conclude aforementioned, the lock firmware of tool fast rotary lock of the present invention, be provided with a plurality of auxiliary block in the bottom surface of this spiral shell head, and be formed with a holding area between these wantonly two auxiliary block, therefore when sealed, not only by the mate-assist of these auxiliary block to produce outside the quick cutting, and this holding area also can be for being aided with in smear metal after the cutting is placed in, so as to producing closely sealed with this closure, and not having any smear metal after this lock firmware is sealed convexedly stretches in outside this closure, increasing the flatness after sealed, so that the sealed fastening force that more can effectively significantly promote after sealed, so really can reach purpose of the present invention.

The above person of thought, only be explanation preferred embodiment of the present invention, when not limiting scope of the invention process with this, the simple equivalence of namely generally doing according to the present patent application claim and description of the invention content changes and modifies, and all should still belong in the scope that patent of the present invention contains.

Claims

1. the lock firmware of tool fast rotary lock, it includes a body of rod, and one is located at the spiral shell head of this body of rod one end, and one is located on this body of rod and in contrast to the locking part of this spiral shell head the other end, and a plurality of whorl is located at the thread on this body of rod; Wherein, this spiral shell head has an end face, and one by the bottom surface of this end face to downward-extension, it is characterized in that:

This bottom surface is provided with a plurality of auxiliary block, and is formed with a holding area between wantonly two adjacent these auxiliary block; Wherein, this each auxiliary block has one and is positioned at a side of this holding area and is extended upward a wall that forms by this bottom surface, one by this wall towards the opposite side of another this adjacent holding area top that the forms wall of pulling that joins, and the cutting blade that wall and this wall join and form of pulling in this top, wall is the convergent aspect by this end face towards this body of rod direction and pull in aforementioned this top, pulls and be formed with one on the wall and extend to the supplemental wall of the opposite side of this adjacent holding area by this cutting blade in this top.

2. the lock firmware of tool fast rotary as claimed in claim 1 lock is characterized in that: this top wall of pulling is cambered surface design.

3. the lock firmware of tool fast rotary as claimed in claim 1 lock is characterized in that: this supplemental wall and this top wall connecting part of pulling is one and is obliquely installed aspect.