CN207583799U - High intensity anti-slip screw - Google Patents
High intensity anti-slip screw Download PDFInfo
- Publication number
- CN207583799U CN207583799U CN201721691467.0U CN201721691467U CN207583799U CN 207583799 U CN207583799 U CN 207583799U CN 201721691467 U CN201721691467 U CN 201721691467U CN 207583799 U CN207583799 U CN 207583799U
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- China
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- head
- screw rod
- diameter
- screw
- ring flange
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- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Ladders (AREA)
Abstract
The utility model is related to hardware fields, more particularly to a kind of high intensity anti-slip screw, including screw rod, the head that is connected to screw rod one end, screw rod is connected to away from the bucking ladder of head one end, the ring flange being set between head and screw rod, the embossing ring that is sheathed on outside screw rod；The diameter of bucking ladder is laterally tapered into from close to the one of head away from the side on head；The diameter of the ring flange is more than the diameter of screw rod, and the diameter of ring flange is more than the diameter on head；Ring is embossed in annular shape, inner surface with screw rod outer surface in smooth surface shape and connect, and ring outer surface is parallel offers several V-shaped grooves for embossing, and the angle of the V-shaped groove is 45 ° 75 °, and depth is 0.2mm 1mm；The end face that head is connected to ring flange side is spherical surface, and the spherical end that ring flange corresponds to head offers the arc groove tangent with spherical end.The utility model high mechanical strength, it is not easy to break, be not easy to skid, can be stably connected with workpiece.
Description
Technical field
The utility model is related to hardware field, more particularly to high intensity anti-slip screw.
Background technology
Screw, be using object inclined-plane circular rotating and frictional force physics and mathematical principle, by easy stages tightly
Gu the tool of implements parts is most common fastener, is widely used in all trades and professions.Screw head and screw rod are generally comprised,
And mostly metal material is made.
Screw generally comprises screw rod, head and fastening part, and screw rod is connected to head, and fastening part is opened in head.It is but existing
With the presence of the following shortcoming of screw of technology.On the one hand, worker is needed when screw assembles with hand steered firmly screw head, Ran Houtong
It crosses tool to screw in screw in workpiece, since head and screw rod joint face are plane, will be formed between screw rod and head bottom surface
Right angle, so as to which when the equipment for being connected with the screw generates vibrations in the process of running, the connecting portion of head and screw rod will
Larger stress concentration is generated, screw overall mechanical strength is poor, and then is easy to cause screw and occurs on head and the junction of screw rod
Fracture, causes screw to damage；Second aspect, during workpiece motion s, there are relative motions with work for screw, and friction is generated to workpiece
Power, screw easily slide in the presence of frictional force, are skidded off so as to cause screw, it is impossible to which that stablizes connect with workpiece.
Utility model content
To solve the above problems, the utility model provide a kind of high mechanical strength, it is not easy to break, be not easy to skid, can and work
The high intensity anti-slip screw that part is stably connected with.
Technical solution is used by the utility model：High intensity anti-slip screw including screw rod, is connected to screw rod one end
Head, be connected to screw rod away from head one end bucking ladder, be set between head and screw rod ring flange, be sheathed on screw rod
External embossing ring；The diameter of the bucking ladder is laterally tapered into from close to the one of head away from the side on head；The method
The diameter of blue disk is more than the diameter of screw rod, and the diameter of ring flange is more than the diameter on head；The embossing ring is in annular shape, inner surface
It is connect in smooth surface shape and with screw rod outer surface, ring outer surface is parallel offers several V-shaped grooves for embossing, the V-shaped groove
Angle is 45 ° -75 °, depth 0.2mm-1mm；The head is connected to the end face of ring flange side as spherical surface, the ring flange
The spherical end on corresponding head offers the arc groove tangent with spherical end.
To being further improved as the angle of the V-shaped groove is 60 °, depth 0.5mm for above-mentioned technical proposal.
To being further improved as the head is provided with wearing layer away from the end face of spherical surface side for above-mentioned technical proposal.
To above-mentioned technical proposal be further improved for, the screw rod, head, bucking ladder and ring flange are integrally formed,
Include stainless steel ontology from inside to outside, through strengthening heat-treating profiled hardened layer in stainless steel body surface, being plated on hardening
The electroplated layer of layer surface.
The beneficial effects of the utility model are：
1st, on the one hand, ring flange is equipped between head and screw rod, and the diameter of ring flange is more than head diameter and screw rod
Diameter reduces stress of the head directly with screw rod connecting place, improves the mechanical strength of screw entirety so that in mounting screw
When, active force of the installation tool to screw rod can be disperseed, high mechanical strength ensures in the insertion nut that screw can be reliable and stable, surely
It is qualitative good, it is easy to use, simultaneously as the diameter of ring flange is more than the diameter of screw rod, positioning action is played to screw rod, prevents spiral shell
Bar skids off during with workpiece motion s, plays the role of anti-slip, ensures that screw is stably connected with workpiece.Second aspect, screw rod
Outer cover is equipped with embossing ring, and is embossed on ring and offers V-shaped groove, increases the frictional force between screw rod and workpiece, prevents screw rod
It slides, so as to ensure being stably connected with for screw rod and workpiece, anti-slip effect is good.The third aspect, head are connected to ring flange side
End face for spherical surface, the spherical end that the ring flange corresponds to head offers the arc groove tangent with spherical end, relatively
In the structure that joint face is flat face, the stress that head is generated with screw rod connecting portion can be weakened significantly, so as to effective
Screw is prevented to be broken on head and screw rod junction, further increases the mechanical strength of screw rod.
2nd, the angle of V-shaped groove is 60 °, depth 0.5mm, handling ease, and anti-slip effect is good.
3rd, head is provided with wearing layer away from the end face of spherical surface side, prevents installation tool from acting on head and causes head
It grinds away, further increases the mechanical strength of screw.
4th, screw rod, head, bucking ladder and ring flange are integrally formed, and processing technology is simple, and screw includes from inside to outside
Stainless steel ontology, the electroplated layer through strengthening heat-treating profiled hardened layer in stainless steel body surface, being plated on hardening layer surface.
Screw is equipped with hardened layer, increases the mechanical strength of screw, screw is prevented to be broken in use, electroplating surface has plating
Layer, prevents screw corrosion, further improves the stability of screw.
Description of the drawings
Fig. 1 is the stereogram of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the bottom view of the utility model；
Fig. 4 is the cross-sectional view on the head of the utility model.
Specific embodiment
The utility model is further described below in conjunction with attached drawing.
As shown in Figs 1-4, the respectively stereogram of the utility model, front view, bottom view and the signal of the cross section on head
Figure.
High intensity anti-slip screw 100 including screw rod 110, the head 120 that is connected to 110 one end of screw rod, is connected to screw rod
110 deviate from the bucking ladder 130 of 120 one end of head, the ring flange 140 being set between head 120 and screw rod 110, are sheathed on spiral shell
Embossing ring 150 outside bar 110.
The diameter of bucking ladder 130 is laterally tapered into from close to the one of head 120 away from the side on head 120；Ring flange
140 diameter is more than the diameter of screw rod 110, and the diameter of ring flange 140 is more than the diameter on head 120；It is in annulus to be embossed ring 150
Shape, inner surface are connect in smooth surface shape and with 110 outer surface of screw rod, and 150 outer surface of embossing ring is parallel to offer several V-arrangements
Slot 151, the angle of V-shaped groove 151 is 45 ° -75 °, depth 0.2mm-1mm；Head 120 is connected to the end of 140 side of ring flange
Face is spherical surface, and the spherical end that ring flange 140 corresponds to head 120 offers the arc groove tangent with spherical end.
The angle of V-shaped groove 151 is 60 °, depth 0.5mm, handling ease, and anti-slip effect is good.
Head 120 is provided with wearing layer away from the end face of spherical surface side, prevents installation tool from acting on head 120 and causing
Head 120 is ground away, and further increases the mechanical strength of screw 100.
Screw rod 110, head 120, bucking ladder 130 and ring flange 140 are integrally formed, and processing technology is simple, screw 100 from
It is interior to include stainless steel ontology 121, through strengthening heat-treating profiled hardened layer 122 in 121 surface of stainless steel ontology, plating to outer
Electroplated layer 123 in 122 surface of hardened layer.Screw 100 is equipped with hardened layer 122, increases the mechanical strength of screw 100, prevents
Screw 100 is broken in use, and electroplating surface has electroplated layer 123, is prevented 100 corrosion of screw, is further improved
The stability of screw 100.
On the one hand, ring flange 140 is equipped between head 120 and screw rod 110, and the diameter of ring flange 140 is more than head
110 diameter of 120 diameters and screw rod reduces stress of the head 120 directly with 110 connecting place of screw rod, and it is whole to improve screw 100
Mechanical strength so that in mounting screw 100, active force of the installation tool to screw rod 110 can be disperseed, high mechanical strength is protected
It demonstrate,proves in the insertion nut that screw 100 can be reliable and stable, stability is good, easy to use, simultaneously as the diameter of ring flange 140 is big
In the diameter of screw rod 110, positioning action is played to screw rod 110, prevents screw rod 110 from being skidded off during with workpiece motion s, plays
Anti-slip acts on, and ensures that screw 100 is stably connected with workpiece.Second aspect, 110 outer cover of screw rod is equipped with embossing ring 150, and presses
V-shaped groove 151 is offered on garland 150, increases the frictional force between screw rod 110 and workpiece, prevents screw rod 110 from sliding, so as to
Guarantee screw rod 110 is stably connected with workpiece, and anti-slip effect is good.The third aspect, head 120 are connected to 140 side of ring flange
End face for spherical surface, the spherical end that ring flange 140 corresponds to head 120 offers the arc groove tangent with spherical end, phase
For the structure that joint face is flat face, the stress that head 120 is generated with 110 connecting portion of screw rod can be weakened significantly, so as to
Screw 100 can be effectively prevent to be broken on head 120 and 110 junction of screw rod, further increase the machinery of screw rod 110
Intensity.
The manufacturing method of the screw 100 of the utility model is：
First, bar section of stainless steel is taken to be integrally formed screw rod 110, head 120, bucking ladder 130 and ring flange 140, then in head
Portion 120 is away from the side of screw rod 110 installation wearing layer, then embossing ring 150 is arranged on 110 surface of screw rod, then screw 100 is carried out
Cure process obtains hardened layer 122, and plating is finally carried out to the screw 100 after hardening and forms electroplated layer 123 to obtain this practicality
Novel high intensity anti-slip screw 100.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (4)
1. high intensity anti-slip screw, it is characterised in that：Including screw rod, the head that is connected to screw rod one end, it is connected to the screw rod back of the body
Bucking ladder from head one end, the ring flange being set between head and screw rod, the embossing ring being sheathed on outside screw rod；The ladder
The diameter of shape platform is laterally tapered into from close to the one of head away from the side on head；The diameter of the ring flange is more than screw rod
Diameter, the diameter of ring flange are more than the diameter on head；For the embossing ring in annular shape, inner surface is in smooth surface shape and and screw rod
Outer surface connects, and ring outer surface is parallel offers several V-shaped grooves for embossing, and the angle of the V-shaped groove is 45 ° -75 °, and depth is
0.2mm-1mm；The end face that the head is connected to ring flange side is spherical surface, and the spherical end that the ring flange corresponds to head is opened
Equipped with the arc groove tangent with spherical end.
2. high intensity anti-slip screw according to claim 1, it is characterised in that：The angle of the V-shaped groove is 60 °, deep
It spends for 0.5mm.
3. high intensity anti-slip screw according to claim 2, it is characterised in that：The head deviates from the end of spherical surface side
Face is provided with wearing layer.
4. high intensity anti-slip screw according to claim 3, it is characterised in that：The screw rod, head, bucking ladder and method
Blue disk is integrally formed, from inside to outside include stainless steel ontology, through strengthen it is heat-treating profiled in the hard of stainless steel body surface
Change layer, the electroplated layer for being plated on hardening layer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721691467.0U CN207583799U (en) | 2017-12-07 | 2017-12-07 | High intensity anti-slip screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721691467.0U CN207583799U (en) | 2017-12-07 | 2017-12-07 | High intensity anti-slip screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207583799U true CN207583799U (en) | 2018-07-06 |
Family
ID=62736143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721691467.0U Expired - Fee Related CN207583799U (en) | 2017-12-07 | 2017-12-07 | High intensity anti-slip screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207583799U (en) |
-
2017
- 2017-12-07 CN CN201721691467.0U patent/CN207583799U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20191207 |