CN214888231U - Novel hexagonal anti-slip self-tapping screw - Google Patents

Abstract

The utility model discloses a novel hexagonal antiskid silk self tapping screw, including cross screw thread and screw thread, the right side of cross screw thread is fixed with the nut, and the right side of nut is fixed with first gasket, the right side of first gasket is fixed with the second gasket, and the right side of second gasket is fixed with the extension rod, threaded middle part is fixed with the skid resistant course, and the screw thread is located the right side of extension rod, the right side of skid resistant course is fixed with the back of a knife blade. This novel hexagonal antiskid silk self tapping screw. The utility model discloses in through the use of cross screw and nut, the cross screw can use the screwdriver to carry out outside elasticity, dismantle, reduced the wearing and tearing intensity of whole screw, increased the life of nut, the nut adopts the hexagonal screw, and the fastening effect is strong, and the steadiness can be good, and is fast when using the installation, and is efficient, and makes intensity high, and life time is long, and nut corrosion resisting strength is high, because self outside often expose with the outside, make the high strength of material.

Description

Novel hexagonal anti-slip self-tapping screw

Technical Field

The utility model relates to a self tapping screw technical field specifically is a novel hexagonal antiskid silk self tapping screw.

Background

Self-tapping screws generally refer to pointed, coarse-toothed, harder-textured wood screws, also aluminum alloys, plastics, a special self-tapping screw for tapping metal holes is called a tap, the self-tapping screw is used for nonmetal or softer metals, bottom holes and tapping are not needed, the self-tapping screw is pointed, so that 'self-tapping' can be realized, common screws are flat-headed and have the same thickness, and the self-tapping screw is called as a screw tap: the hole drilled is a hole without tapping, the used screw is different from the general screw, the head is sharp, the pitch is larger, the method is similar to a chipless screw tap, and the screw can be directly screwed in without tapping, and the metal and the plastic usually use the method, and the method can tap, drill, extrude and press corresponding threads on a solidified material by the threads of the solidified material, so that the solidified material is tightly matched with the threads.

The existing self-tapping screw is low in hardness, short in service life, not strong enough in self-tapping performance of a screw head, a threaded part is not provided with a gasket, the screw is used and damaged easily when screwing force is too large, manufacturing materials cannot be recycled and can be used only once, the screw is not green and environment-friendly enough, high in cost consumption, low in temperature resistance degree, low in core toughness strength, high in manufacturing cost, not wide enough in application range, not wear-resistant enough in the screw head part, low in wear-resistant strength, not fine in use requirement of people, and technical innovation is performed on the basis of the existing self-tapping screw according to the condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel hexagonal antiskid silk self tapping screw, it is low to propose current self tapping screw hardness in solving above-mentioned background art, life time is short, spiral shell head self-tapping performance is not strong enough, and the screwed part does not have the gasket, during the use, when screwing up the strength too big, cause the damage easily, manufacturing material can not retrieve, only can disposable, green inadequately, it is with high costs to consume, the temperature resistant degree is low, core toughness strength is low, high in manufacturing cost, application range is not wide enough, spiral shell head part is wear and tear inadequately, low in abrasion strength, can not be fine satisfy people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel hexagonal antiskid silk self tapping screw, includes cross screw thread and screw thread, the right side of cross screw thread is fixed with the nut, and the right side of nut is fixed with first gasket, the right side of first gasket is fixed with the second gasket, and the right side of second gasket is fixed with the extension rod, the middle part of screw thread is fixed with the skid resistant course, and the screw thread is located the right side of extension rod, the right side of skid resistant course is fixed with the back of a knife edge, and the right side of the back of a knife edge is fixed with the spiral shell head.

Preferably, the vertical center line of the cross screw is perpendicular to the vertical center line of the screw cap, and the right side surface of the cross screw is tightly attached to the left side surface of the screw cap.

Preferably, the ratio between the width of the nut and the width of the first washer is 4: 1, the right side surface of the nut is tightly attached to the left side surface of the first gasket.

Preferably, the vertical center line of the nut and the vertical center line of the second gasket are tightly attached, and the right side surface of the second gasket and the left side surface of the extension rod are tightly attached.

Preferably, the inner side surface of the thread is overlapped with the outer surface of the anti-slip layer, and the thread forms a spiral structure.

Preferably, the right side surface of the blade back is tightly attached to the left side surface of the screw head, and the blade back is connected with the screw head through welding.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the cross screw and the nut are used, the cross screw can be used for external tightness by using the screwdriver, the screw is disassembled, the abrasion strength of the whole screw is reduced, the service life of the nut is prolonged, the nut adopts the hexagonal screw, the fastening effect is strong, the stability is good, the speed is high during use and installation, the efficiency is high, the manufacturing strength is high, the service life is long, the corrosion resistance strength of the nut is high, and the high corrosion resistance strength is increased because the external part of the nut is usually exposed and exposed;

2. the utility model discloses in through the use of nut and first gasket, use the nut to make, first gasket has played the effect of fastening and elasticity, first gasket low in manufacturing cost, the live time is long, the use of nut lets first gasket and fastening article can not produce too big wearing and tearing, and first gasket is easy to be changed, can carry out large-scale use, can not produce the contact between nut and the fastening article and produce wearing and tearing;

3. the utility model discloses in through the use of back of a knife edge and spiral shell head, the spiral shell head adopts the carburizing steel to make, and surface hardness is high, and the product must be through thermal treatment before the use, must be through carburizing treatment and solution hardening treatment to make self-tapping screw spiral shell head reach the mechanical properties and the performance that the standard required, surface protection is effectual, the high quality, the head shaping is good, can drill fast during the use, saved the time greatly and improved whole efficiency, and the size is accurate, and the line forming effect is high.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a cross screw port; 2. a nut; 3. a first gasket; 4. a second gasket; 5. an extension rod; 6. a thread; 7. an anti-slip layer; 8. a blade back; 9. a screw head.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel hexagonal antiskid silk self tapping screw, including cross screw 1 and screw thread 6, the right side of cross screw 1 is fixed with nut 2, and the right side of nut 2 is fixed with first gasket 3, the right side of first gasket 3 is fixed with second gasket 4, and the right side of second gasket 4 is fixed with extension rod 5, the middle part of screw thread 6 is fixed with skid resistant course 7, and screw thread 6 is located the right side of extension rod 5, the right side of skid resistant course 7 is fixed with the back of a knife blade 8, and the right side of back of a knife blade 8 is fixed with spiral shell head 9.

The utility model discloses in: the vertical center line of the cross screw 1 is vertical to the vertical center line of the screw cap 2, and the right side surface of the cross screw 1 is tightly attached to the left side surface of the screw cap 2; through the use of cross screw 1 and nut 2, cross screw 1 can use the screwdriver to carry out outside elasticity, dismantle, the wearing and tearing intensity of whole screw has been reduced, the life of nut 2 has been increased, nut 2 adopts the hexagonal screw, fastening effect is strong, the steadiness can be good, it is fast when using the installation, high efficiency, and it is high to make intensity, long service life time, nut 2 corrosion resistance is high, because self outside often exposes with the outside, make the high strength of material, high corrosion resistance has been increased.

The utility model discloses in: the ratio between the width of the nut 2 and the width of the first washer 3 is 4: 1, the right side surface of the nut 2 is tightly attached to the left side surface of the first gasket 3; through the use of nut 2 and first gasket 3, use nut 2 to make, first gasket 3 has played the effect of fastening and elasticity, and first gasket 3 low in manufacturing cost is honest and clean, and the live time is long, and the use of nut 2 lets first gasket 3 and fastening article between not produce too big wearing and tearing, and first gasket 3 is easily changed, can carry out extensive use, can not produce the contact between nut 2 and the fastening article and produce wearing and tearing.

The utility model discloses in: the vertical center line of the nut 2 is tightly attached to the vertical center line of the second gasket 4, and the right side surface of the second gasket 4 is tightly attached to the left side surface of the extension rod 5; through nut 2, second gasket 4 and extension rod 5's use, second gasket 4 adopts rubber materials to make, when having guaranteed the use, and the fastening article between the screw department not seep water and have good corrosion resistance, increase area of contact between the two, reduce pressure, protection part and screw prevent not hard up, when preventing to use, hang and hinder the work piece lacquer painting, sealing performance is strong, and fastening effect is good.

The utility model discloses in: the inner side surface of the thread 6 is coincided with the outer surface of the anti-skid layer 7, and the thread 6 forms a spiral structure; through screw thread 6 and skid resistant course 7, screw thread 6 adopts the high strength metal to make, and intensity is high, and long service life need not to worry during the use inside can not connect, and the surface covers skid resistant course 7, and it is high to punch the entering effect, and is fast, and low twist moment, high locking performance are twisted to the height, and the precision is high, prevents to get into to make and walk the position skew, and the inside seal is effectual, and stability can be high.

The utility model discloses in: the right side surface of the blade back 8 is tightly attached to the left side surface of the screw head 9, and the blade back 8 is connected with the screw head 9 through welding; through the use of back of a blade 8 and spiral shell head 9, spiral shell head 9 adopts the carburizing steel to make, and the surface hardness is high, and the product must pass through thermal treatment before the use, must pass through carburizing treatment and solid solution hardening treatment to make self-tapping screw spiral shell head 9 reach the mechanical properties and the performance that the standard required, and surface protection is effectual, and the high quality, the head shaping is good, can drill fast during the use, has saved the time greatly and has improved overall efficiency, and the size is accurate, and the line effect is high.

This novel hexagonal antiskid silk self tapping screw's theory of operation: firstly, checking whether each part has damage problems, such as a cross screw 1, a screw cap 2, a first gasket 3, a second gasket 4, an extension rod 5, a thread 6, an anti-skid layer 7, a blade back 8, a screw head 9 and the like;

secondly, whether the cross screw 1 is damaged or not is checked, and a screwdriver can be used for fastening the self-tapping screw when the hexagonal socket is used, so that the service life of the hexagonal socket is prolonged; secondly, when the screw is used, the first gasket 3 and the second gasket 4 are placed in the screw to tighten or loosen the external force, so that the screw thread 6 is prevented from being damaged due to the fastening of the screw; then the blade back 8 and the screw head 9 are made of high-strength metal, so that the strength is high, the service time is long, the self-tapping performance is good, the blade back can quickly enter a hole, and the hole can be drilled;

finally, in the using process, in the process of screwing in the unthreaded hole of the prefabricated hole drilling, punching or die-casting of the connected part, the threaded part 6 of the screw is extruded to form an internal thread 6 in the prefabricated hole, thereby achieving the purposes of connection and fastening.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel hexagonal antiskid silk self tapping screw, includes cross screw socket (1) and screw thread (6), its characterized in that: the right side of cross screw socket (1) is fixed with nut (2), and the right side of nut (2) is fixed with first gasket (3), the right side of first gasket (3) is fixed with second gasket (4), and the right side of second gasket (4) is fixed with extension rod (5), the middle part of screw thread (6) is fixed with skid resistant course (7), and screw thread (6) are located the right side of extension rod (5), the right side of skid resistant course (7) is fixed with back of a knife blade (8), and the right side of back of a knife blade (8) is fixed with spiral shell head (9).

2. The novel hexagonal non-slip self-tapping screw as claimed in claim 1, wherein: the vertical center line of the cross screw (1) is perpendicular to the vertical center line of the screw cap (2), and the right side surface of the cross screw (1) is tightly attached to the left side surface of the screw cap (2).

3. The novel hexagonal non-slip self-tapping screw as claimed in claim 1, wherein: the ratio between the width of the nut (2) and the width of the first washer (3) is 4: 1, the right side surface of the nut (2) is tightly attached to the left side surface of the first gasket (3).

4. The novel hexagonal non-slip self-tapping screw as claimed in claim 1, wherein: the vertical center line of nut (2) and the vertical center line of second gasket (4) closely laminate, and closely laminate between the right side surface of second gasket (4) and the left side surface of extension rod (5).

5. The novel hexagonal non-slip self-tapping screw as claimed in claim 1, wherein: the inner side surface of the thread (6) is coincided with the outer surface of the anti-skid layer (7), and the thread (6) forms a spiral structure.

6. The novel hexagonal non-slip self-tapping screw as claimed in claim 1, wherein: the right side surface of the edge back (8) is tightly attached to the left side surface of the screw head (9), and the edge back (8) is connected with the screw head (9) through welding.

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