KR20140071057A - A screw spike with burrow type head - Google Patents

A screw spike with burrow type head Download PDF

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Publication number
KR20140071057A
KR20140071057A KR1020120138959A KR20120138959A KR20140071057A KR 20140071057 A KR20140071057 A KR 20140071057A KR 1020120138959 A KR1020120138959 A KR 1020120138959A KR 20120138959 A KR20120138959 A KR 20120138959A KR 20140071057 A KR20140071057 A KR 20140071057A
Authority
KR
South Korea
Prior art keywords
screw
head
head unit
screw spike
unit
Prior art date
Application number
KR1020120138959A
Other languages
Korean (ko)
Inventor
김정근
Original Assignee
김정근
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김정근 filed Critical 김정근
Priority to KR1020120138959A priority Critical patent/KR20140071057A/en
Publication of KR20140071057A publication Critical patent/KR20140071057A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/06—Specially-shaped heads

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Furniture Connections (AREA)
  • Connection Of Plates (AREA)

Abstract

The present invention relates to a screw spike which is used as a fastening means when combining wooden panels in order to manufacture various furniture and timber products or install an erection fixture. Multiple inclining protruding fixtures are formed on the bottom of a head unit of the screw spike. Discharging grooves penetrate the head unit and a spiral unit of the screw spike in a symmetric shape. By smoothly discharging cutting scobs through the discharging grooves facing each other at both sides, multiple screw spikes fastened for combining wooden panels can be fastened by only one fastening motion such that the head unit is not exposed to the surface of the wooden panels and is buried at a fixed depth from the surface thereof. The purpose of the present invention is to provide the screw spike which can improve the beauty of a screw spike fastening unit, can prevent the damage to clothes by avoiding the exposure to the surface of a timber product, and can prevent injuries on the skin such as a laceration by being in contact with the exposed skin in a place such as a sauna at high temperatures. The screw spike (A) for woodwork comprises a head unit (1) and a spiral unit (2) in order to fasten wooden panels (5) of various furniture and timber products. Discharge grooves (2) are formed at both sides of the spiral unit (2) including the head unit (1) and have a fixed depth slantly in a longitudinal direction by facing each other. Inclining protruding fixtures (4) with a different protruding height from each other are formed at both sides of the discharging groove (3) on the bottom of the head unit (1) and are integrated with the head unit (1) respectively.

Description

{A screw spike with burrow type head}

More particularly, the present invention relates to a head-embedded screw, and more particularly, to a plurality of inclined protrusions formed on the bottom surface of a screw used as a coupling means at the time of joining between wooden panels for manufacturing various furniture, At the same time, the head and the spiral portion of the screw are symmetrically formed so as to penetrate the discharge grooves so as to be opposed to each other, so that the cutting scobs are smoothly discharged through the discharge grooves formed opposite to each other, A plurality of screws to be fastened are fastened in a state in which the head portion is buried at a certain depth from the surface without being exposed to the surface of the wooden panel by only one fastening operation so that the screw is not exposed to the surface of the furniture or the woodwork product, Improved aesthetics of the joint part and prevention of damage to the clothes by the screw Might as well, it will damage the body, such as skin contact with exposed screws, etc. sauna hot skin, wear thermal (熱 傷) to be prevented.

In general, a screw is used as an engaging fixture for joining wood panels to each other in the manufacture and installation of various furniture, woodwork products, or scaffolds. These screws have a spiral portion formed by a predetermined length below the head portion, To join the two wooden panels together by screwing the wooden panel by the screw operation so that the desired product can be obtained.

However, in the above-mentioned conventional screw, when the screw is fastened to the wood panel, since the screw projections are formed only on the spiral part of a certain length excluding the head part, the head part is fastened In addition to the problem of deteriorating the merchandise of the product due to damage to the finished product such as manufactured furniture or woodworking products, the clothes are caught on the head of the exposed screw, There is a problem that the skin of the body is contacted with the head of the screwed screw so that the head of the screw is not exposed to the surface of the furniture, , A screw having a diameter slightly larger than that of the head of the screw at the screw portion of the wood panel Geotyieoseo the accompanying hassles on the tasks that need to be formed in advance, which was a problem such that as a result the variety of furniture and woodworking products, or increase the cost of production and installation of wood Scaffolding.

For the purpose of solving the above problem, the present applicant has already registered a head-mounted woodworking screw as a patent No. 1182500, but this also has a disadvantage in that it is troublesome to manufacture due to its complicated construction, It is not widely used because it can not exist.

Therefore, it is an object of the present invention to provide a wood panel structure which can prevent the head of a screw used as a coupling between wood panels from being exposed to the surface of a wood panel, In order to solve all the problems associated with conventional woodworking screws, which are troublesome to manufacture due to the inconvenience of the conventional woodworking screws, And a hard headstock having a different height from each other is formed on the bottom surface of the head portion so that no separate head seating hole is formed on the wooden panel when the screw for joining the wood panels is fastened In addition, a separate cutting debris discharge hole is formed in the head of the screw So that the head is not exposed to the surface of the wooden panel, so that the aesthetics of various furniture and woodworking products can be improved and the merchantability can be improved In addition, it is an object of the present invention to provide a head-mounted screw which can prevent all the problems caused by the exposed head part.

In order to achieve the above-mentioned object, the head-embedded screw according to the present invention comprises a head part (1) and a spiral part (2) for joining between wooden panels (5) In the common screw A, discharge grooves 3 and 3 having a predetermined depth diagonally in the longitudinal direction are formed symmetrically on both sides of the threaded portion 2 including the head portion 1, and the head portion 1 (4) and (4) having different projecting heights from each other are formed integrally with the head part (1) on both sides of the discharge groove (3) (3).

According to the head-embedded screw of the present invention, a plurality of cutting blades are formed on the bottom surface of a head of a woodworking screw used as a coupling means when joining wood panels, which are essential constituent materials of various furniture and woodworking products, So that the cutting debris generated during the process of fastening the screw can be smoothly discharged through the two discharge grooves, so that when the screw is fastened, The spiral portion is pinched in the wooden panel while the spiral portion is rotated and the head portion is continuously pinched from the surface of the wooden panel to the inside by a sloped stalk formed on the bottom surface of the head portion with the discharge groove therebetween Therefore, when making furniture or woodworking products or various kinds of scaffolds, Since the head of the screw to be fixed is fastened in a state of being buried without being exposed to the surface of the wood panel, the appearance of the finished furniture can be made beautiful and the merchantability can be improved. In addition, , And the like, it is possible to prevent inconveniences such as wearing of the skin in the sauna or the like in advance.

1 is a perspective view of a screw according to the present invention;
2 is a bottom perspective view of a screw according to the present invention;
3 is a front view of a screw according to the present invention;
4 is a bottom view of the screw according to the present invention.
Fig. 5 is a view showing the state of use of the screw for woodworking according to the present invention. Fig.

DETAILED DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

The screw A for woodworking according to the present invention has a spiral projection 21 on its outer surface for use as a joining means when joining wood panels 5 and 5 which are main components of various furniture, A spiral portion 2 having a diameter larger than that of the spiral portion 2 is formed on the spiral portion 2 having a predetermined length where the spiral portion 2 including the head portion 1 is formed, The discharge grooves 3 and 3 obliquely obliquely formed in the longitudinal direction are symmetrically formed in a predetermined depth and formed on both sides of the discharge grooves 3 and 3 on the undersurface of the head 1, (4) having a height difference at both ends in a form of gently sloping by varying the height from one side to the other side are formed on the surface of the spiral portion The wood panels 5 and 5 are pierced by the spiral projections 21 and the two wooden panels 5 and 5 are rotated The head portion 1 which is continuously rotated is also provided with an inclined protrusion 4 (see FIG. 1) formed with different protrusion heights so as to form an end with the discharge grooves 3, 4 are rotated, the oblique protrusions 4, 4 serve as a kind of cutting blades, while being pinched at a certain depth from the surface of the wood panel 5 by the long side end portions thereof, The head 1 of the screw A is not exposed to the surface of the wooden panels 5 and 5.

At this time, in the course of the head 1 of the screw A being pierced by the inclined protrusions 4 and 4 from the surface of the wood panel 5 to a predetermined depth and being buried, the inclined protrusions 4 and 4 The cutting debris of the wood panel which is generated when cutting is discharged to the outside through the both discharge grooves 3 and 3 formed symmetrically symmetrically with respect to the longitudinal direction in the spiral portion 2 including the head portion 1 The head 1 of the screw A is buried in the form of a buried shape by softly and smoothly digging the inside of the wood panel 5 by a certain depth without any trouble to the screwing operation by the screw rotation operation.

In other words, the head 1 of the screw A serving as fixing means for manufacturing various furniture and woodworking products and the discharge groove 3 and the discharge groove 3 formed to be inclined obliquely over the entire length of the spiral portion 2, 4 of the screw A by the presence of the inclined protrusions 4 and 4 which are symmetrically formed on the undersurface of the head portion 1 with the downward height thereof being different between the head portion 1 and the head portion 1 Is completely embedded in the wood panel 5 without being exposed on the surface of the wood panel 5, so that it is possible to solve all the problems caused by the exposure of the conventional head 1.

3 and 3 formed at an outer surface of the screw A at an oblique angle in the longitudinal direction and a discharge groove 3 formed between the discharge groove 3 and the screw 3 at a lower surface of the head 1 The number of the inclined protrusions 4 and 4 formed integrally with each other is two in the present embodiment. However, the number of the inclined protrusions 4 and 4 It is needless to say that the number may be varied, for example, three, four, five, and six, respectively.

The head-embedded screw A of the present invention is used as a means for coupling between the wood panels 5 and 5 in the present embodiment. However, the wood panel 5 and the wood panel 5 may be made of aluminum It may also be used as a bonding means for other soft metals.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Such variations and modifications are intended to fall within the scope of the appended claims.

1: head part 2: spiral part 3: discharge groove
4: inclined ridge 21: spiral projection

Claims (2)

A head-embedded screw (A) which is a head part (1) and a spiral part (2) for joining between wooden panels (5) (5) of various furniture and woodworking products,
Discharge grooves 3 and 3 are formed on both sides of the threaded portion 2 including the head portion 1 with a predetermined depth diagonally in the longitudinal direction so as to be symmetrical to each other, (3) On both sides, oblique protrusions (4) and (4) having different protruding heights are integrally formed with the head part (1). 2. The head-mounted screw according to claim 1, wherein the discharge grooves (3) (3) and the inclined protrusions (4) and (4) are three or more and six or less respectively.



KR1020120138959A 2012-12-03 2012-12-03 A screw spike with burrow type head KR20140071057A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120138959A KR20140071057A (en) 2012-12-03 2012-12-03 A screw spike with burrow type head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120138959A KR20140071057A (en) 2012-12-03 2012-12-03 A screw spike with burrow type head

Publications (1)

Publication Number Publication Date
KR20140071057A true KR20140071057A (en) 2014-06-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120138959A KR20140071057A (en) 2012-12-03 2012-12-03 A screw spike with burrow type head

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114483747A (en) * 2022-01-19 2022-05-13 慈溪市振成机械有限公司 Anti-loose screw with special structure and machining process thereof
KR20230007673A (en) 2021-07-06 2023-01-13 조영기 the screw spike head capable of the attaching/detaching it compares for the abrasion of the screw spike head and attaching method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230007673A (en) 2021-07-06 2023-01-13 조영기 the screw spike head capable of the attaching/detaching it compares for the abrasion of the screw spike head and attaching method
CN114483747A (en) * 2022-01-19 2022-05-13 慈溪市振成机械有限公司 Anti-loose screw with special structure and machining process thereof

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