CN212928458U - Stainless steel drill tail screw for cutting groove - Google Patents
Stainless steel drill tail screw for cutting groove Download PDFInfo
- Publication number
- CN212928458U CN212928458U CN202021161294.3U CN202021161294U CN212928458U CN 212928458 U CN212928458 U CN 212928458U CN 202021161294 U CN202021161294 U CN 202021161294U CN 212928458 U CN212928458 U CN 212928458U
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- groove
- screw
- separation blade
- spiral shell
- Prior art date
- 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
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 31
- 239000010935 stainless steel Substances 0.000 title claims abstract description 31
- 238000005520 cutting process Methods 0.000 title claims abstract description 22
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 208000012260 Accidental injury Diseases 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 19
- 230000006378 damage Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007547 defect 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
- 125000006850 spacer group Chemical group 0.000 description 1
Images
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- Drilling Tools (AREA)
Abstract
The utility model discloses a stainless steel tail screw that bores of cutting groove, including the spiral shell head, the spiral shell head is for the hexagonal form, six sides of spiral shell head just are located the middle part and have all seted up vertical groove, the inside in vertical groove bonds there is the card strip, the ring channel has been seted up to the lower part of spiral shell head, be provided with the separation blade in the ring channel, card strip decurrent one end and separation blade upper surface fixed connection, the upper surface of separation blade is provided with easily pulls the groove. The utility model discloses in, use the separation blade to block the drilling-in-process drill chip, prevent drill chip accidental injury staff, after this stainless steel bores the tail screw and bores, under the protruding effect of connecting piece surface drill chip, in pushing into the arc wall with the gasket top, clearance between stainless steel bores tail screw and the connecting piece, after connecting the completion, from the gap department with the separation blade from the pulling off in the ring channel outside, after this stainless steel bores the tail screw smooth silk, take off the inboard separation blade of ring channel and card strip, this stainless steel bores the tail screw can be assisted to dismantle in the vertical groove.
Description
Technical Field
The utility model relates to a mechanical fastener technical field especially relates to a stainless steel bores tail screw of cutting groove.
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 self-drilling screw is a screw with a self-tapping drilling head at the front end of the screw. The screw is a common invention in production and life of people for thousands of years, and is the first invention of human according to the application field. The self-drilling screw is a new invention of people in recent years and is also called a self-drilling screw. Screws are a common term for fasteners, a common spoken word.
When the self-drilling screw drills, drill cuttings are discharged to the screw head side, certain harm can be caused to workers, and after the self-drilling screw drills, the drill cuttings are left at the drilling position to be protruded, so that gaps can be left after the self-drilling screw drills.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a stainless steel drill tail screw for cutting grooves.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stainless steel drill tail screw of cutting groove, includes the spiral shell head, the spiral shell head is for the hexagonal form, vertical groove has all been seted up at six sides of spiral shell head and being located the middle part, the inside in vertical groove bonds there is the card strip, the ring channel has been seted up to the lower part of spiral shell head, be provided with the separation blade in the ring channel, fixed surface is connected on decurrent one end of card strip and the separation blade, the upper surface of separation blade is provided with easily pulls the groove, the upper surface of separation blade is provided with the gap, the gap is through easily pulling groove arrival ring channel department, the arc wall has been seted up to the lower surface of spiral shell head, the middle part fixedly connected with body of rod of arc wall, the body of rod is kept away from.
As a further description of the above technical solution:
the outer surface of the rod body is provided with threads, and the outer surface of the rod body and the upper portion of the threads are connected with a gasket in a sliding mode.
As a further description of the above technical solution:
the screw head, the drill tail, the screw teeth and the rod body are all made of stainless steel materials, and the gasket is made of resin.
As a further description of the above technical solution:
the card strip stretches out outside the surface of spiral shell head from vertical groove, the separation blade all has magnetic silica gel to make with the card strip.
Compared with the prior art, the stainless steel drill tail screw with the cutting groove has the advantages that drill cuttings can be blocked in the drilling process by the aid of the blocking pieces, workers can be prevented from being accidentally injured by the drill cuttings, the spacer is jacked into the arc-shaped groove under the action of the drill cuttings on the surface of the connecting piece protruding after the stainless steel drill tail screw is drilled into the groove, gaps between the stainless steel drill tail screw and the connecting piece are formed, the blocking pieces are pulled off from the outer side of the annular groove from the gaps after connection is completed, the blocking pieces and the clamping strips on the inner side of the annular groove are taken off after the stainless steel drill tail screw slides, and the stainless steel drill tail screw can be detached in an auxiliary mode through the vertical groove.
Drawings
Fig. 1 is a front view of a stainless drill tail screw for cutting grooves according to the present invention;
fig. 2 is a bottom view of a stainless steel self-drilling screw for cutting grooves according to the present invention;
fig. 3 is a top view of a stainless steel self-drilling screw for cutting grooves according to the present invention.
Illustration of the drawings:
1. a screw head; 2. a vertical groove; 3. a gasket; 4. an arc-shaped slot; 5. drilling a tail; 6. screw teeth; 7. a rod body; 8. a baffle plate; 9. an annular groove; 10. clamping the strip; 11. a gap; 12. the groove is easy to tear.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the utility model provides a pair of stainless steel of cutting groove bores tail screw: the stainless steel drill tail screw clamping device comprises a screw head 1, wherein the screw head 1 is hexagonal, vertical grooves 2 are formed in six side faces and the middle of the screw head 1 and used for connecting clamping strips 10, the clamping strips are taken out in an auxiliary mode after the stainless steel drill tail screw slides, the clamping strips 10 are bonded in the vertical grooves 2 and used for improving the friction force between the stainless steel drill tail screw and an electric drill connecting tool, an annular groove 9 is formed in the lower portion of the screw head 1, a blocking piece 8 is arranged in the annular groove 9 and used for blocking injury of drilling cuttings to workers, the downward end of each clamping strip 10 is fixedly connected with the upper surface of the blocking piece 8, an easily-pulled groove 12 is formed in the upper surface of the blocking piece 8 and is convenient for the blocking piece 8 to be pulled apart, a gap 11 is formed in the upper surface of the blocking piece 8, the initial position of the gap 11 which is pulled by hands is easy to reach the annular groove 9 through the easily-pulled groove 12, an, the middle part fixedly connected with body of rod 7 of arc wall 4, the one end fixedly connected with brill tail 5 that arc wall 4 was kept away from to body of rod 7.
The surface of the body of rod 7 is provided with screw tooth 6, and the surface of the body of rod 7 and the upper portion sliding connection who is located screw tooth 6 have gasket 3, and the spiral shell head 1, bore tail 5, screw tooth 6, the body of rod 7 are made by stainless steel, and gasket 3 is made by the resin, and outside vertical groove 2 stretched out the surface of spiral shell head 1 was followed to card strip 10, separation blade 8 all had magnetic silica gel with card strip 10 to make.
The working principle is as follows: during drilling, the blocking piece 8 blocks drilling cuttings, the drilling cuttings are prevented from being injured by workers, after the gasket 3 is contacted with the drilling cuttings, the gasket 3 is pushed into the arc-shaped groove 4 under the action of drilling acting force and the drilling cuttings protrusion, the stainless steel drill tail screw is connected with the connecting piece more tightly, after connection is completed, the part, located on the outer side of the easy-to-pull groove 12, of the blocking piece 8 is pulled down from the gap 11, when the stainless steel drill tail screw slides, the part, located on the inner side of the easy-to-pull groove 12, of the blocking piece 8 is pulled down, meanwhile, the clamping strip 10 is driven to be pulled down from the vertical groove 2, and the stainless steel drill tail screw can be taken out in an auxiliary mode from the vertical groove 2.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. The utility model provides a stainless steel drill tail screw of cutting groove, includes spiral shell head (1), its characterized in that: the screw head (1) is in a hexagonal shape, vertical grooves (2) are formed in the six side faces and the middle of the screw head (1), a clamping strip (10) is bonded in the vertical groove (2), an annular groove (9) is formed in the lower part of the screw head (1), a blocking piece (8) is arranged in the annular groove (9), the downward end of the clamping strip (10) is fixedly connected with the upper surface of the blocking piece (8), the upper surface of the baffle plate (8) is provided with an easy-to-tear groove (12), the upper surface of the baffle plate (8) is provided with a gap (11), the gap (11) reaches the annular groove (9) through the easy-to-tear groove (12), an arc-shaped groove (4) is formed in the lower surface of the screw head (1), a rod body (7) is fixedly connected to the middle of the arc-shaped groove (4), one end of the rod body (7) far away from the arc-shaped groove (4) is fixedly connected with a drill tail (5).
2. The grooved stainless steel screw according to claim 1, wherein: the outer surface of the rod body (7) is provided with threads (6), the outer surface of the rod body (7) and the upper portion of the threads (6) are connected with a gasket (3) in a sliding mode, and the gasket (3) is made of resin.
3. The grooved stainless steel screw according to claim 1, wherein: the screw head (1), the drill tail (5), the screw teeth (6) and the rod body (7) are all made of stainless steel materials.
4. The grooved stainless steel screw according to claim 1, wherein: card strip (10) stretch out outside the surface of spiral shell head (1) from vertical groove (2), separation blade (8) all have magnetic silica gel to make with card strip (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021161294.3U CN212928458U (en) | 2020-06-22 | 2020-06-22 | Stainless steel drill tail screw for cutting groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021161294.3U CN212928458U (en) | 2020-06-22 | 2020-06-22 | Stainless steel drill tail screw for cutting groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212928458U true CN212928458U (en) | 2021-04-09 |
Family
ID=75324054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021161294.3U Expired - Fee Related CN212928458U (en) | 2020-06-22 | 2020-06-22 | Stainless steel drill tail screw for cutting groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212928458U (en) |
-
2020
- 2020-06-22 CN CN202021161294.3U patent/CN212928458U/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 |
Granted publication date: 20210409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |