CN111853021A - Self-tapping screw with lubricating function - Google Patents
Self-tapping screw with lubricating function Download PDFInfo
- Publication number
- CN111853021A CN111853021A CN202010713932.6A CN202010713932A CN111853021A CN 111853021 A CN111853021 A CN 111853021A CN 202010713932 A CN202010713932 A CN 202010713932A CN 111853021 A CN111853021 A CN 111853021A
- Authority
- CN
- China
- Prior art keywords
- self
- tapping screw
- hexagonal
- head
- lubricating oil
- 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.)
- Pending
Links
- 238000010079 rubber tapping Methods 0.000 title claims abstract description 87
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 15
- 239000010687 lubricating oil Substances 0.000 claims abstract description 42
- 230000008676 import Effects 0.000 claims abstract description 19
- 239000003921 oil Substances 0.000 claims description 53
- 238000005461 lubrication Methods 0.000 abstract description 53
- 238000009434 installation Methods 0.000 abstract description 9
- 239000002184 metal Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- 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
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0092—Specially shaped nuts or heads of bolts or screws for rotations by a tool with a head engageable by two or more different tools
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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
- F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
- F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
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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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The invention discloses a self-tapping screw with a lubricating function, relates to the technical field of self-tapping screws, and aims to solve the problem that the existing self-tapping screw is time-consuming and labor-consuming in installation due to uneven lubrication. The lower extreme of self-tapping screw is provided with the drill bit, the outer wall of self-tapping screw is provided with self-tapping screw, and self-tapping screw structure as an organic whole, self-tapping screw is encircleing self-tapping screw to one side, self-tapping screw's upper end is provided with hexagonal flange head, and hexagonal flange head and self-tapping screw fixed connection, hexagonal flange head's up end is provided with hexagonal head, hexagonal flange head's lower extreme is provided with tightens up the pad, hexagonal head's preceding terminal surface is provided with the lubricating oil import, and lubricating oil import and hexagonal head structure as an organic whole, the inside of lubricating oil import is provided with the rubber end cap, and rubber end cap and lubricating oil import are detachable the connection.
Description
Technical Field
The invention relates to the technical field of self-tapping screws, in particular to a self-tapping screw with a lubricating function.
Background
Self-tapping screws, or quick-threading screws, are steel quick-assembly fasteners passivated by galvanization on the surface, are mostly used for the connection between thin metal plates (steel plates, saw plates, etc.), during the connection, a threaded bottom hole is firstly made on a connected piece, then the self-tapping screw is screwed into the threaded bottom hole of the connected piece, the self-tapping screw is introduced into the industry in 1914 in large batches, the earliest design (basically imitating a wood screw) is a thread forming screw made of hardened steel and provided with an A-shaped end, is mainly applied to the connection of thin plate metal channels of heating and ventilation systems, and is also called as: "sheet metal screws", by the end of the 20 th 20 s, with the market expansion and new applications, new designs are constantly being emphasized, thus widely improving their application properties, self-tapping screws in four different stages of development in the fortieth year: thread forming tapping screws, thread cutting tapping screws, thread rolling tapping screws and self drilling tapping screws.
However, the existing tapping screw is not uniform in lubrication, so that time and labor are wasted in installation; therefore, the conventional requirements are not satisfied, and for this reason, we have proposed a self-tapping screw with a lubricating function.
Disclosure of Invention
The invention aims to provide a self-tapping screw with a lubricating function, which aims to solve the problem that the existing self-tapping screw proposed in the background art is time-consuming and labor-consuming in installation due to uneven lubrication.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a self-tapping screw with lubricating function, includes self-tapping screw, self-tapping screw's lower extreme is provided with the drill bit, self-tapping screw's outer wall is provided with self-tapping screw, and self-tapping screw structure as an organic whole, self-tapping screw is encircleing self-tapping screw to one side, self-tapping screw's upper end is provided with hexagonal flange head, and hexagonal flange head and self-tapping screw fixed connection, hexagonal flange head's lower extreme is provided with tightens up the pad, hexagonal head's preceding terminal surface is provided with the lubricating oil import, and lubricating oil import and hexagonal head structure as an organic whole, the inside of lubricating oil import is provided with rubber plug, and rubber plug and lubricating oil import are detachable the connection.
Preferably, the inside of self-tapping screw, hexagonal flange head and hexagonal head all is provided with the lubricating oil passageway, and the lubricating oil passageway is the body structure with self-tapping screw, hexagonal flange head and hexagonal head, lubricating oil passageway one end and lubricating oil import structure as an organic whole.
Preferably, all be provided with first lubrication hole around the lubrication oil passageway, the below of first lubrication hole is provided with the second lubrication hole, the below of second lubrication hole is provided with the third lubrication hole, and first lubrication hole, second lubrication hole and third lubrication hole all communicate with the lubrication oil passageway.
Preferably, the upper surface of the hexagonal head is provided with a cross groove, the surface of the cross groove is provided with a straight groove, and the cross groove and the straight groove are of an integral structure.
Preferably, the tightening pad is rotatably connected to both the hexagonal flange head and the self-tapping screw around the self-tapping screw.
Preferably, the drill and the self-tapping screw are of an integral structure.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, the lubricating oil channels are arranged in the self-tapping screw, the hexagonal flange head and the hexagonal head, first lubricating oil holes are arranged on the periphery of the lubricating oil channel, second lubricating oil holes are arranged below the first lubricating oil holes, set up the third lubrication oil hole below the second lubrication oil hole, first lubrication oil hole, second lubrication oil hole and third lubrication oil hole all set up four, lubricate from four directions, it is more even to lubricate, first lubrication oil hole, second lubrication oil hole and third lubrication oil hole diameter differ, first lubrication oil hole diameter is the biggest, third lubrication oil hole diameter is minimum, lubricating oil pours into earlier and overflows second lubrication oil hole to first lubrication oil hole from the third lubrication oil hole, the third lubrication oil hole is the first to go out the oil lubrication in ten minutes, diameter setting is minimum, be convenient for unanimously with second lubrication oil hole and first lubrication oil hole oil output, it is more even and abundant to lubricate.
2. Through setting up cross recess and straight flute on hexagonal head surface, straight flute is inclined with cross recess structure as an organic whole, increases two kinds of mounting means except hexagonal head, the installation of being convenient for, and straight flute and cross recess set up structure as an organic whole, reduce area occupied, and the guarantee center all is in the middle of hexagonal head simultaneously, the installation of being convenient for.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the internal structure of the tapping screw according to the present invention;
FIG. 3 is a schematic top view of the present invention;
in the figure: 1. a self-tapping screw; 2. a drill bit; 3. self-tapping threads; 4. a hexagonal flange head; 5. tightening the pad; 6. a hexagonal head; 7. a rubber plug; 8. a lubricating oil inlet; 9. a lubricant oil passage; 10. a first lubricating oil hole; 11. a second lubricant hole; 12. a third lubrication oil hole; 13. a cross groove; 14. a straight slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a self-tapping screw with lubricating function, including self-tapping screw 1, self-tapping screw 1's lower extreme is provided with drill bit 2, self-tapping screw 1's outer wall is provided with self-tapping screw 3, and self-tapping screw 3 and self-tapping screw 1 structure as an organic whole, self-tapping screw 3 is encircleing self-tapping screw 1 to one side, self-tapping screw 1's upper end is provided with hexagonal flange head 4, and hexagonal flange head 4 and self-tapping screw 1 fixed connection, hexagonal flange head 4's up end is provided with hexagonal head 6, and hexagonal head 6 and hexagonal flange head 4 fixed connection, hexagonal flange head 4's lower extreme is provided with tightens up pad 5, hexagonal head 6's preceding terminal surface is provided with lubricating oil import 8, and lubricating oil import 8 and hexagonal head 6 structure as an organic whole, lubricating oil import 8's inside is provided with rubber plug 7.
Further, self tapping screw 1, hexagonal flange head 4 and hexagonal head 6's inside all is provided with lubricating oil passageway 9, and lubricating oil passageway 9 and self tapping screw 1, hexagonal flange head 4 and hexagonal head 6 are a body structure, and 9 one ends of lubricating oil passageway and the 8 structures as an organic whole of lubricating oil import are convenient for help lubricating oil.
Further, all be provided with first lubrication oil hole 10 around lubrication oil passageway 9, the below of first lubrication oil hole 10 is provided with second lubrication oil hole 11, the below of second lubrication oil hole 11 is provided with third lubrication oil hole 12, and first lubrication oil hole 10, second lubrication oil hole 11 and third lubrication oil hole 12 all communicate with lubrication oil passageway 9, first lubrication oil hole 10, second lubrication oil hole 11 and third lubrication oil hole 12 diameter differ, lead to the oil output different, thereby ensure lubricated more even.
Further, the upper surface of hexagonal head 6 is provided with cross 13, and the surface of cross 13 is provided with straight groove 14, and cross 13 and straight groove 14 structure as an organic whole increase two kinds of mounting means except that hexagonal head 6, the installation of being convenient for, and straight groove 14 and cross 13 set up structure as an organic whole, reduce area occupied.
Further, tighten up pad 5 and encircle self-tapping screw 1 and all rotate with hexagonal flange head 4 and self-tapping screw 1 and be connected, increase the fastness of installation.
Further, the drill bit 2 and the self-tapping screw rod 1 are of an integrated structure, the drill bit 2 can directly drill holes and is matched with the self-tapping threads 3 after lubrication, installation time is saved, and time and labor are saved.
The working principle is as follows: during the use, pour into lubricating oil entering lubricating oil passageway 9 through lubricating oil import 8, plug up lubricating oil import 8 through rubber plug 7, through first lubrication oil hole 10, second lubrication oil hole 11 and third lubrication oil hole 12 flow out and lubricate self-tapping screw 1 and self-tapping screw thread 3, first lubrication oil hole 10, second lubrication oil hole 11 and third lubrication oil hole 12 diameter differ, it is different to lead to the oil output, first lubrication oil hole 10 diameter is the biggest, third lubrication oil hole 12 diameter is the minimum, thereby ensure lubricated more even, accessible hexagon head 6, cross recess 13 and 14 three kinds of modes of word groove are installed, can directly drill through drill bit 2, use with self-tapping screw thread 3 cooperation after lubricating, save installation time, time saving and labor saving.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a self-tapping screw with lubricating function, includes self-tapping screw (1), its characterized in that: the lower extreme of self tapping screw (1) is provided with drill bit (2), the outer wall of self tapping screw (1) is provided with self tapping screw (3), and self tapping screw (3) and self tapping screw (1) structure as an organic whole, self tapping screw (3) is encircleing self tapping screw (1) to one side, the upper end of self tapping screw (1) is provided with hexagonal flange head (4), and hexagonal flange head (4) and self tapping screw (1) fixed connection, the up end of hexagonal flange head (4) is provided with hexagonal head (6), and hexagonal head (6) and hexagonal flange head (4) fixed connection, the lower extreme of hexagonal flange head (4) is provided with tightens up pad (5), the preceding terminal surface of hexagonal head (6) is provided with lubricating oil import (8), and lubricating oil import (8) and hexagonal head (6) structure as an organic whole, the inside of lubricating oil import (8) is provided with rubber end cap (7), and the rubber plug (7) is detachably connected with the lubricating oil inlet (8).
2. A self-tapping screw with a lubricating function according to claim 1, wherein: the inside of self tapping screw rod (1), hexagonal flange head (4) and hexagonal head (6) all is provided with lubricating oil passageway (9), and lubricating oil passageway (9) and self tapping screw rod (1), hexagonal flange head (4) and hexagonal head (6) are a body structure, lubricating oil passageway (9) one end and lubricating oil import (8) structure as an organic whole.
3. A self-tapping screw with a lubricating function according to claim 2, wherein: all be provided with first lubricated oil hole (10) around lubricating oil passageway (9), the below of first lubricated oil hole (10) is provided with second lubricated oil hole (11), the below of second lubricated oil hole (11) is provided with third lubricated oil hole (12), and first lubricated oil hole (10), second lubricated oil hole (11) and third lubricated oil hole (12) all communicate with lubricating oil passageway (9).
4. A self-tapping screw with a lubricating function according to claim 1, wherein: the upper surface of the hexagonal head (6) is provided with a cross groove (13), the surface of the cross groove (13) is provided with a straight groove (14), and the cross groove (13) and the straight groove (14) are of an integral structure.
5. A self-tapping screw with a lubricating function according to claim 1, wherein: the tightening pad (5) surrounds the self-tapping screw (1) and is rotationally connected with the hexagonal flange head (4) and the self-tapping screw (1).
6. A self-tapping screw with a lubricating function according to claim 1, wherein: the drill bit (2) and the self-tapping screw (1) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010713932.6A CN111853021A (en) | 2020-07-23 | 2020-07-23 | Self-tapping screw with lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010713932.6A CN111853021A (en) | 2020-07-23 | 2020-07-23 | Self-tapping screw with lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111853021A true CN111853021A (en) | 2020-10-30 |
Family
ID=72949683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010713932.6A Pending CN111853021A (en) | 2020-07-23 | 2020-07-23 | Self-tapping screw with lubricating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111853021A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530947A (en) * | 2021-05-27 | 2021-10-22 | 赵磊 | Fastening screw |
-
2020
- 2020-07-23 CN CN202010713932.6A patent/CN111853021A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530947A (en) * | 2021-05-27 | 2021-10-22 | 赵磊 | Fastening screw |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201030 |