CN210660949U - High-strength triangular tooth screw for drilling steel plate - Google Patents
High-strength triangular tooth screw for drilling steel plate Download PDFInfo
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- CN210660949U CN210660949U CN201921714796.1U CN201921714796U CN210660949U CN 210660949 U CN210660949 U CN 210660949U CN 201921714796 U CN201921714796 U CN 201921714796U CN 210660949 U CN210660949 U CN 210660949U
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Abstract
The utility model discloses a steel sheet is high strength triangle tooth screw for drilling, including the nail body, the thread groove has been seted up on the outer wall of the nail body, the bottom of the nail body is provided with triangle tooth, the outside cover of the nail body is equipped with the gasket, the top of the nail body is provided with the screwhead, anti-skidding line has been seted up on the outer wall of screwhead, the top of screwhead is provided with outer hexagonal piece, the hexagon socket head groove has been seted up to the inside of outer hexagonal piece. This high strength triangle tooth screw is used in steel sheet drilling, use the ordinary screw thread of arc triangle cross-section, the screw surface also has higher hardness, when connecting, the screw can be in the bottom outlet by the connecting piece tapping internal thread, thereby it has low twist-in moment and high locking performance to form to connect, it need not be the same like mechanical screw to save the nut, need join in marriage a nut, save material, use high strength triangle tooth screw, can carry out the self-tapping, in the face of the harder product of hardness, triangle tooth screw just in time utilizes his self-tapping attribute, better attack go in the product.
Description
Technical Field
The utility model relates to a screw technical field specifically is a steel sheet drilling is with high strength triangle tooth screw.
Background
The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object. The screw is indispensable industry requisite in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; traffic appliances, airplanes, electric cars, automobiles and the like are used together by using large and small screws, and the triangular screw is also called a triangular self-tapping locking screw, and belongs to a special type of self-tapping screws.
The existing screw needs to be screwed and fixed through the nut after passing through the screw thread in a rotating mode when in use, otherwise, the existing screw can be loosened, the existing screw is in contact with a product with harder hardness, the existing screw lacks good self-tapping performance and cannot be tapped into the product, and the existing screw does not have low screwing torque and high locking performance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel sheet is high strength triangle tooth screw for drilling to it needs to close soon through the nut to put forward in solving above-mentioned background art and fixes, lacks better self-belonged nature of attacking, does not have the low problem that can become flexible otherwise of twisting moment and high locking performance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel sheet is high strength triangle tooth screw for drilling, includes the nail body, the thread groove has been seted up on the outer wall of the nail body, the bottom of the nail body is provided with triangle tooth, the outside cover of the nail body is equipped with the gasket, the top of the nail body is provided with the screwhead, anti-skidding line has been seted up on the outer wall of screwhead, the top of screwhead is provided with outer hexagonal piece, the hexagon socket head groove has been seted up to the inside of outer hexagonal piece.
Preferably, the inner ratio of the outer hexagonal block is provided with a cross groove, and the cross groove consists of four notches formed in the inner wall of the outer hexagonal block.
Preferably, the nail body and the whole material are made of high-strength rigid materials, and the triangular teeth at the bottom of the nail body are triangular and have arc-shaped triangular sections.
Preferably, the diameter of the gasket is smaller than that of the screw head, and the diameter of the outer hexagonal block is larger than that of the inner hexagonal groove.
Preferably, the diameter of the cross groove is smaller than the diameters of the outer hexagonal block and the inner hexagonal groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the high-strength triangular-tooth screw for drilling the steel plate uses common threads with arc triangular sections, the thread surface also has higher hardness, and when the screw is connected, the screw can tap internal threads in a bottom hole of a connected piece, so that the connection is formed, the screw has low screwing-in torque and high locking performance, nuts are saved, and the screw does not need to be matched with one nut like mechanical screws, and materials are saved;
2. this high strength triangle tooth screw for steel sheet drilling can carry out the self tapping, and in the face of the harder product of hardness, triangle tooth screw just in time uses his self tapping attribute, and better attack goes in the product.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the head-up structure of the present invention;
fig. 3 is a schematic view of the top view structure of the present invention.
In the figure: 1. a nail body; 2. a thread groove; 3. triangular teeth; 4. a gasket; 5. a screw head; 6. anti-skid lines; 7. an outer hexagonal block; 8. an inner hexagonal groove; 9. a cross-shaped groove.
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: a high-strength triangular tooth screw for drilling a steel plate comprises a screw body 1, a thread groove 2, triangular teeth 3, a gasket 4, a screw head 5, anti-skid threads 6, an outer hexagonal block 7, an inner hexagonal groove 8 and a cross groove 9, wherein the thread groove 2 is formed in the outer wall of the screw body 1, the triangular teeth 3 are arranged at the bottom of the screw body 1, the gasket 4 is sleeved outside the screw body 1, the screw head 5 is arranged at the top of the screw body 1, the anti-skid threads 6 are formed in the outer wall of the screw head 5, the outer hexagonal block 7 is arranged at the top of the screw head 5, the inner hexagonal groove 8 is formed in the outer hexagonal block 7, the resistance of the triangular teeth 3 can be reduced compared with that of a common tooth screw in the locking process, the screw is tapped on the basis of three points, a heat effect can be generated in the locking process, the screw can be prevented from being dislocated after cooling, the anti-skid threads 6 can enable the screw to be fastened and placed in a better, the outer hexagonal block 7 can be fixed by an outer hexagonal sleeve, and the inner hexagonal groove 8 can be fixed by an inner hexagonal wrench;
furthermore, a cross groove 9 is formed in the inner wall of the outer hexagonal block 7, the cross groove 9 is composed of four notches formed in the inner wall of the outer hexagonal block 7, the cross groove 9 is formed by the four notches, a cross can be used for fixing, various fixing modes are suitable for being used under the condition that tools are few, and the fixing device is convenient and quick;
furthermore, the nail body 1 and the whole material are made of high-strength rigid materials, the triangular teeth 3 at the bottom of the nail body 1 are triangular and have arc-shaped triangular sections, and the whole nail body 1 is made of high-strength rigid materials, so that the steel plate can be drilled better;
furthermore, the diameter of the gasket 4 is smaller than that of the screw head 5, the diameter of the outer hexagonal block 7 is larger than that of the inner hexagonal groove 8, the contact area of the gasket 4 can be increased, the pressure is reduced, and parts and the screw rod are protected;
furthermore, the diameter of the cross groove 9 is smaller than the diameters of the outer hexagonal block 7 and the inner hexagonal groove 8, so that materials are saved better, and various fixing modes are integrated.
The working principle is as follows: the bottom of the nail body 1 is provided with a triangular tooth 3, the triangular tooth 3 can reduce resistance in the locking process compared with a common tooth screw, the three points are used for tapping a machined workpiece, a heat effect is generated in the locking process, the screw can be prevented from being misplaced after cooling, the triangular tooth 3 at the bottom of the nail body 1 is triangular and has an arc-shaped triangular cross section, the whole nail body 1 is made of high-strength rigid materials, so that a steel plate can be drilled better, the outer wall of the screw head 5 is provided with anti-slip threads 6, the anti-slip threads 6 can enable the screw head to be fastened better and placed to slide down when in use, the outer hexagonal block 7 can be fixed by using an outer hexagonal sleeve, the inner hexagonal groove 8 can be fixed by using an inner hexagonal wrench, the inner wall of the outer hexagonal block 7 is provided with a cross groove 9, and the cross groove 9 is composed of four notches formed in the inner wall of the outer hexagonal block 7, the cross groove 9 is formed by arranging the four notches, the cross can be used for fixing, multiple fixing modes are suitable for being used under the condition that tools are few, convenience and rapidness are achieved, materials are saved better, and various fixing modes are integrated.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a steel sheet is high strength triangle tooth screw for drilling, includes the nail body, its characterized in that: the outer wall of the nail body is provided with a thread groove, the bottom of the nail body is provided with triangular teeth, a gasket is sleeved outside the nail body, the top of the nail body is provided with a screw head, anti-skid lines are arranged on the outer wall of the screw head, the top of the screw head is provided with an outer hexagonal block, and an inner hexagonal groove is formed in the outer hexagonal block.
2. The high-strength triangular-tooth screw for drilling a steel plate according to claim 1, wherein: the inner ratio of the outer hexagonal block is provided with a cross groove, and the cross groove consists of four notches formed in the inner wall of the outer hexagonal block.
3. The high-strength triangular-tooth screw for drilling a steel plate according to claim 1, wherein: the nail body and the whole material are made of high-strength rigid materials, and the triangular teeth at the bottom of the nail body are triangular and have arc triangular sections.
4. The high-strength triangular-tooth screw for drilling a steel plate according to claim 1, wherein: the diameter of the gasket is smaller than that of the screw head, and the diameter of the outer hexagonal block is larger than that of the inner hexagonal groove.
5. The high-strength triangular-tooth screw for drilling a steel plate according to claim 2, wherein: the diameter of the cross groove is smaller than the diameters of the outer hexagonal block and the inner hexagonal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714796.1U CN210660949U (en) | 2019-10-14 | 2019-10-14 | High-strength triangular tooth screw for drilling steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714796.1U CN210660949U (en) | 2019-10-14 | 2019-10-14 | High-strength triangular tooth screw for drilling steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210660949U true CN210660949U (en) | 2020-06-02 |
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ID=70837846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921714796.1U Active CN210660949U (en) | 2019-10-14 | 2019-10-14 | High-strength triangular tooth screw for drilling steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210660949U (en) |
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2019
- 2019-10-14 CN CN201921714796.1U patent/CN210660949U/en active Active
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