CN110848225A - Deformation-preventing high-strength drill tail screw - Google Patents
Deformation-preventing high-strength drill tail screw Download PDFInfo
- Publication number
- CN110848225A CN110848225A CN201910966136.0A CN201910966136A CN110848225A CN 110848225 A CN110848225 A CN 110848225A CN 201910966136 A CN201910966136 A CN 201910966136A CN 110848225 A CN110848225 A CN 110848225A
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- China
- Prior art keywords
- screw
- reinforcing
- nut
- tail
- groove
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- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 44
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 239000003292 glue Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 8
- 238000005553 drilling Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 5
- 241000282376 Panthera tigris Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
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- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses an anti-deformation high-strength self-drilling screw which comprises a nut, a reinforcing part, a connecting part, a threaded part and a screw tail part, wherein the nut is connected with the reinforcing part, a reinforcing rib is arranged on the reinforcing part, the connecting part is connected with the reinforcing part and the threaded part, the threaded part is connected with the screw tail part, a cutting groove and a chip groove are formed in the screw tail part, and the nut, the reinforcing part, the connecting part, the threaded part and the screw tail part are integrally formed. The screw cap is reasonable in structure, operators are not easy to be injured in the operation process due to the fact that the chamfer is arranged at the top of the screw cap, the annular rubber waterproof ring arranged on the connecting portion can effectively prevent the screw from falling off, water in air or other water sources can be prevented from corroding equipment in the working process, the strength of the screw can be greatly improved due to the existence of the reinforcing portion, the stability of the screw is further improved, the screw attack time can be accelerated due to the fact that the cutting groove and the chip removing groove are formed in the tail portion of the screw, and the chip removing groove can facilitate the removal of waste chips.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fasteners, in particular to an anti-deformation high-strength drill tail screw.
[ background of the invention ]
The tail of the self-drilling screw is in a self-drilling or pointed tail shape, auxiliary processing is not needed, drilling, tapping and locking can be directly carried out on the setting material and the base material, and the construction time is greatly saved. Compared with the common screw, the screw has high toughness and holding force, can not loosen after being combined for a long time, is safe to use, and needs a high-strength self-drilling screw in the construction of high-rise buildings and high-speed traffic in China.
Under the working conditions of high strength and severe working environment, some devices must keep safe, stable and uninterrupted operation, and the components of the equipment must have sufficient strength and stability, and the screws used for connecting various device parts not only need high strength, but also have certain flexibility and impact resistance, and simultaneously have the functions of slip prevention and water prevention so as to meet the working requirements.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provide an anti-deformation high-strength drill tail screw, which aims to solve the problems that some mechanical equipment needs to be safely, stably and uninterruptedly operated, and the components of the equipment need to have enough strength and stability, so that the screw used for connecting each equipment part needs high strength, certain flexibility and impact resistance, and has anti-slipping and waterproof functions to meet the working requirement.
In order to achieve the purpose, the invention provides an anti-deformation high-strength drill tail screw which is characterized in that: including nut, rib, connecting portion, screw afterbody, nut and rib link to each other, be provided with the strengthening rib on the rib, rib and screw portion are connected to connecting portion, screw portion and screw afterbody link to each other, and the screw afterbody is provided with cutting groove and chip groove, nut, rib, connecting portion, screw afterbody are integrated into one piece.
Preferably, the nut is of a hexagonal prism structure, a cylindrical structure or a truncated cone structure with a large top and a small bottom, chamfers are arranged on the edge portions of the top and the bottom of the nut, and a cross-shaped groove or a straight-line-shaped groove is formed in the top of the nut.
Preferably, an annular rubber waterproof ring 121 is installed at the joint of the nut and the reinforcing part, and the rubber waterproof ring 121 and the joint are bonded by glue.
Preferably, the length of the reinforcing part is smaller than that of the thread part, the maximum width of the reinforcing part does not exceed the maximum diameter of the thread part, reinforcing ribs are arranged on the reinforcing part, the length of the cable tiger reinforcing ribs is consistent with that of the reinforcing part, the reinforcing ribs are in the shape of quadrangular prisms, the number of the reinforcing ribs is 2-12, and the reinforcing ribs are uniformly distributed on the reinforcing part.
Preferably, the connecting portion is provided with a relief groove.
Preferably, the thread depth of the thread part cannot exceed one fourth of the diameter of the thread part, and the length of the thread part is more than one half of the total length of the screw.
Preferably, the tail part of the screw is of a conical structure with a large upper part and a small lower part, the depth of a cutting groove at the tail part of the screw is consistent with that of a chip removal groove, the number of the chip removal grooves is four, the chip removal groove is an annular groove surrounding the tail part of the screw, and the chip removal groove is arranged at the top of the tail part of the screw.
The invention has the beneficial effects that: compared with the prior art, the deformation-preventing high-strength drill tail screw is reasonable in structure, operators are not easy to be injured in the operation process due to the fact that the chamfer is arranged at the top of the nut, the annular rubber waterproof ring arranged on the connecting portion can effectively prevent the screw from falling off, erosion of moisture or other water sources in air to equipment in the working process is prevented, the strength of the screw can be greatly improved due to the existence of the reinforcing portion, the stability of the screw is further improved after the reinforcing rib is arranged, the screw attack time can be accelerated due to the fact that the cutting groove and the chip removal groove are formed in the tail portion of the screw, and waste chips can be conveniently discharged due to the existence of the chip removal groove.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of an anti-deformation high-strength self-drilling screw according to an embodiment of the invention.
In the figure: 1-nut, 12-joint, 121-rubber antiskid ring, 2-reinforcing part, 21-reinforcing rib, 3-connecting part, 31-tool withdrawal groove, 4-thread part, 5-screw tail part, 51-cutting groove and 52-chip removal groove.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1, an embodiment of the present invention provides an anti-deformation high-strength self-drilling screw, which is characterized in that: including nut 1, rib 2, connecting portion 3, screw portion 4, screw afterbody 5, nut 1 and rib 2 link to each other, be provided with strengthening rib 21 on the rib 2, rib 2 and screw portion 4 are connected to connecting portion 3, screw portion 4 and screw afterbody 5 link to each other, and screw afterbody 5 is provided with cutting groove 51 and chip groove 52, nut 1, rib 2, connecting portion 3, screw portion 4, screw afterbody 5 are integrated into one piece.
An annular rubber waterproof ring 121 is arranged at the joint 12 of the nut 1 and the reinforcing part 2, and the rubber waterproof ring 121 and the joint 12 are bonded by glue.
The length of the reinforcing part 2 is smaller than that of the thread part 4, the maximum width of the reinforcing part 2 is not larger than the maximum diameter of the thread part 4, reinforcing ribs 21 are arranged on the reinforcing part 2, the length of the cable and tiger reinforcing ribs 21 is consistent with that of the reinforcing part 2, the reinforcing ribs 21 are quadrangular prisms, the number of the reinforcing ribs 21 is 2-12, and the reinforcing ribs 21 are uniformly distributed on the reinforcing part 2.
The connecting portion 3 is provided with a relief groove 31.
The thread depth of the thread part 4 cannot exceed one fourth of the diameter of the thread part 4, and the length of the thread part 4 is more than one half of the total length of the screw.
The screw tail part 5 is of a conical structure with a large upper part and a small lower part, the depth of a cutting groove 51 of the screw tail part 5 is consistent with that of a chip removal groove 52, the number of the chip removal grooves 51 is four, the chip removal grooves 52 are annular grooves surrounding the screw tail part 5, and the chip removal grooves 52 are arranged at the top of the screw tail part 5.
The working process of the invention is as follows:
according to the deformation-preventing high-strength drill screw, in the working process, the chamfer is arranged at the top of the nut 1, so that an operator is not easy to be injured in the working process, the annular rubber waterproof ring 121 arranged on the connecting part 12 can effectively prevent the screw from falling off, the corrosion of water in the air or other water sources to equipment in the working process is prevented, the strength of the screw can be greatly increased due to the existence of the reinforcing part 2, the stability of the screw is further improved after the reinforcing rib 21 is arranged, the attack time of the screw can be accelerated due to the arrangement of the cutting groove 51 and the chip removal groove 52 on the screw tail part 5, and the chip removal groove can conveniently discharge scraps.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides an anti-deformation high strength bores tail screw which characterized in that: including nut (1), rib (2), connecting portion (3), screw portion (4), screw afterbody (5), nut (1) and rib (2) link to each other, be provided with strengthening rib (21) on rib (2), rib (2) and screw portion (4) are connected in connecting portion (3), screw portion (4) and screw afterbody (5) link to each other, and screw afterbody (5) are provided with cutting groove (51) and chip groove (52), nut (1), rib (2), connecting portion (3), screw portion (4), screw afterbody (5) are integrated into one piece.
2. The anti-deformation high-strength drill tail screw according to claim 1, wherein: the nut (1) is of a hexagonal prism structure, a cylindrical structure or a round platform-shaped structure with a large top and a small bottom, chamfers (11) are arranged on the edge portions of the top and the bottom of the nut (1), and a cross-shaped groove or a straight-line-shaped groove is formed in the top of the nut (1).
3. The anti-deformation high-strength drill tail screw according to claim 1, wherein: an annular rubber waterproof ring (121) is arranged at the joint (12) of the nut (1) and the reinforcing part (2), and the rubber anti-slip ring (121) is bonded with the joint (12) by glue.
4. The anti-deformation high-strength drill tail screw according to claim 1, wherein: the length of the reinforcing part (2) is smaller than that of the thread part (4), the maximum width of the reinforcing part (2) is not larger than the maximum diameter of the thread part (4), reinforcing ribs (21) are arranged on the reinforcing part (2), the length of the cable-tiger reinforcing ribs (21) is consistent with that of the reinforcing part (2), the reinforcing ribs (21) are quadrangular prisms, the number of the reinforcing ribs (21) is 2-12, and the reinforcing ribs (21) are uniformly distributed on the reinforcing part (2).
5. The anti-deformation high-strength drill tail screw according to claim 1, wherein: a tool withdrawal groove (31) is arranged on the connecting part (3).
6. The anti-deformation high-strength drill tail screw according to claim 1, wherein: the thread depth of the thread part (4) can not exceed one fourth of the diameter of the thread part (4), and the length of the thread part (4) is more than one half of the total length of the screw.
7. The anti-deformation high-strength drill tail screw according to claim 1, wherein: the screw tail part (5) is of a conical structure with a large upper part and a small lower part, the depth of a cutting groove (51) of the screw tail part (5) is consistent with that of a chip removal groove (52), the number of the chip removal grooves (51) is four, the chip removal grooves (52) are annular grooves surrounding the screw tail part (5), and the chip removal grooves (52) are arranged at the top of the screw tail part (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910966136.0A CN110848225A (en) | 2019-10-12 | 2019-10-12 | Deformation-preventing high-strength drill tail screw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910966136.0A CN110848225A (en) | 2019-10-12 | 2019-10-12 | Deformation-preventing high-strength drill tail screw |
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CN110848225A true CN110848225A (en) | 2020-02-28 |
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CN201910966136.0A Pending CN110848225A (en) | 2019-10-12 | 2019-10-12 | Deformation-preventing high-strength drill tail screw |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204628196U (en) * | 2015-05-06 | 2015-09-09 | 祝建飞 | A kind of high strength self-tapping screw |
CN205225993U (en) * | 2015-10-27 | 2016-05-11 | 无锡市华晨标准件有限公司 | Reaming cutting self -tapping screw |
CN106089933A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | A kind of closed type bolt of high protection |
CN210799646U (en) * | 2019-10-12 | 2020-06-19 | 嘉兴震辰五金科技股份有限公司 | Deformation-preventing high-strength drill tail screw |
-
2019
- 2019-10-12 CN CN201910966136.0A patent/CN110848225A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204628196U (en) * | 2015-05-06 | 2015-09-09 | 祝建飞 | A kind of high strength self-tapping screw |
CN205225993U (en) * | 2015-10-27 | 2016-05-11 | 无锡市华晨标准件有限公司 | Reaming cutting self -tapping screw |
CN106089933A (en) * | 2016-08-25 | 2016-11-09 | 安徽六方重联机械股份有限公司 | A kind of closed type bolt of high protection |
CN210799646U (en) * | 2019-10-12 | 2020-06-19 | 嘉兴震辰五金科技股份有限公司 | Deformation-preventing high-strength drill tail screw |
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