CN114178589B - Four-edge four-screw high-hardness drill bit - Google Patents
Four-edge four-screw high-hardness drill bit Download PDFInfo
- Publication number
- CN114178589B CN114178589B CN202111220609.6A CN202111220609A CN114178589B CN 114178589 B CN114178589 B CN 114178589B CN 202111220609 A CN202111220609 A CN 202111220609A CN 114178589 B CN114178589 B CN 114178589B
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- China
- Prior art keywords
- drill bit
- bit body
- extrusion
- periphery
- guide block
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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.)
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Links
- 238000001125 extrusion Methods 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 38
- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract description 11
- 229910000599 Cr alloy Inorganic materials 0.000 claims abstract description 8
- 239000000788 chromium alloy Substances 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910002029 synthetic silica gel Inorganic materials 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 15
- 238000005520 cutting process Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/12—Adapters for drills or chucks; Tapered sleeves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a four-edge four-screw high-hardness drill bit which comprises a drill bit body, wherein prismatic grooves are formed in the periphery of the outer part of the drill bit body, a titanium alloy layer is arranged in the periphery of the outer part of the drill bit body, a spring steel chromium alloy composite strip is arranged in the middle of the drill bit body, a mounting rod is arranged at the bottom end of the drill bit body, and a guide block is arranged at the bottom end of the mounting rod. When the drill bit body is installed and fixed, the installation rod and the guide block which are installed at the bottom end of the drill bit body are embedded and butted with the inside of the installation position, so that the periphery of the outer part of the extrusion fastening layer is in contact extrusion with the inside periphery of the position to be installed, meanwhile, the extrusion empty groove and the extrusion spring which is installed on the periphery of the inside of the extrusion empty groove are extruded, the firmness of the installation rod and the drill bit body during installation and fixation is improved through the reaction force of the extrusion spring, and the condition that the drill bit body shakes and loosens in early summer during use is prevented.
Description
Technical Field
The invention relates to the technical field of drill bits, in particular to a four-blade four-screw high-hardness drill bit.
Background
At present, a drill bit is a cutting tool adopted by a common drill or a drilling machine so as to cut circular holes, the basic principle of the drill bit is that the drill bit is used for cutting edges, rotating a workpiece, and removing drill cuttings by a drill groove, and the existing drill bit has a simple structure and insufficient strength.
Disclosure of Invention
The invention aims to provide a four-blade four-screw high-hardness drill bit to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a four-edge four-screw high hardness drill bit, includes the bit body, the arris groove has all been seted up around the bit body outside, the bit body outside is provided with the titanium alloy layer all around, bit body middle part is provided with spring steel chromium alloy synthetic strip, bit body bottom is provided with the installation pole, the installation pole bottom is provided with the guide block.
Preferably, the cross sections of the installation rod and the guide block are of circular structures, the diameter of the guide block is smaller than that of the installation rod, and magnetic blocks are arranged on the periphery of the outer portion of the guide block.
Preferably, the cross section of the edge groove is in a semicircular structure, the drill bit body is in a round rod structure, and the periphery of the outer part of the drill bit body is in a protruding structure between the edge groove and the edge groove.
Preferably, the upper end all around outside of installation pole all is provided with the dog, the dog overlooks and is annular distribution, the dog all is rectangular structure, the dog all adopts alloy material to make.
Preferably, the outside upper end all around of installation pole is provided with the extrusion fastening layer, the extrusion fastening layer adopts synthetic silica gel material to make, the extrusion fastening layer is to cover the bucket structure, the extrusion empty slot has been seted up all around in the extrusion fastening layer, the inside both sides of extrusion empty slot are provided with the installation fixed plate, both sides be provided with a plurality of extrusion springs between the installation fixed plate, extrusion fastening layer and extrusion empty slot overlook and all be circular structure.
Preferably, the outside protection casing that is provided with of bit body, the dog upper end all is provided with the fixed block, the fixed mouth has all been seted up to the protection casing bottom in the relative position that is located the fixed block, the fixed block outside all is provided with the rubber layer, fixed block and fixed mouth all are rectangular structure.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the strength of the drill bit body in the use process is increased through the titanium alloy layer arranged on the periphery of the outer part of the drill bit body, the titanium alloy has the characteristics of light weight and hard texture, the strength, the hardness and the service life of the drill bit body in the use process are increased, the toughness of the drill bit body in the use process is increased through the spring steel chromium alloy composite strip arranged in the drill bit body, the situation that the drill bit body with overlarge use rigidity breaks is prevented, and the comprehensive use is realized, so that the use hardness and the service life are increased;
2. when the drill bit body is installed and fixed, the installation rod and the guide block which are installed at the bottom end of the drill bit body are embedded and butted with the inside of the installation position, so that the periphery of the outer part of the extrusion fastening layer is in contact extrusion with the inside periphery of the position to be installed, meanwhile, the extrusion empty groove and the extrusion spring which is installed on the periphery of the inside of the extrusion empty groove are extruded, the firmness of the installation rod and the drill bit body during installation and fixation is improved through the reaction force of the extrusion spring, and the condition that the drill bit body shakes and loosens in early summer during use is prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a four-bladed, four-helix, high-hardness drill bit according to the present invention;
FIG. 2 is a block diagram of a bit body and spring steel and chrome composite strip cross-section in a four-bladed, four-helix, high hardness drill bit of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 of a four-bladed, four-helical high-hardness drill according to the present invention;
fig. 4 is an enlarged view of the structure at B in fig. 1 in a four-bladed, four-helical high-hardness drill according to the present invention.
In the figure: 1. a guide block; 2. a mounting rod; 3. extruding the fastening layer; 4. a stop block; 5. a bit body; 6. a protective cover; 7. a prismatic groove; 8. a titanium alloy layer; 9. spring steel chromium alloy synthetic strips; 10. a fixed port; 11. a fixed block; 12. a rubber layer; 13. installing a fixing plate; 14. extruding the empty groove; 15. the spring is pressed.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a four-edge four-screw high hardness drill bit, includes bit body 5, and the arris groove 7 has all been seted up around the bit body 5 outside, and bit body 5 outside is provided with titanium alloy layer 8 all around, and bit body 5 middle part is provided with spring steel chromium alloy synthetic strip 9, and bit body 5 bottom is provided with installation pole 2, and installation pole 2 bottom is provided with guide block 1.
The cross section of the installation rod 2 and the cross section of the guide block 1 are of circular structures, the diameter of the guide block 1 is smaller than that of the installation rod 2, and magnetic blocks are arranged on the periphery of the outer portion of the guide block 1, so that when the guide block 1 is installed in the position to be installed, temporary fixing is performed through magnetic attraction generated by the magnetic blocks, and the situation that falling occurs is prevented.
The cross section of the edge groove 7 is of a semicircular structure, the drill bit body 5 is of a round rod structure, the periphery of the drill bit body 5 is of a protruding structure between the edge groove 7 and the edge groove 7, so that the strength of the drill bit body 5 in the use process is increased through the titanium alloy layer 8 arranged on the periphery of the drill bit body 5, the titanium alloy has the characteristics of light weight and hard texture, the strength, the hardness and the service life of the drill bit body 5 in the use process are increased, the toughness of the drill bit body 5 in the use process is increased through the spring steel chromium alloy composite strip 9 arranged in the drill bit body 5, the situation that the drill bit body 5 is broken due to overlarge rigidity in the use process is prevented, and the comprehensive use is improved in use hardness and service life.
The outside upper end all around of installation pole 2 all is provided with dog 4, and dog 4 overlook and be annular distribution, and dog 4 all is rectangular structure, and dog 4 all adopts alloy material to make, separates shelves through installing the dog 4 at the outside upper end all around of installation pole 2 like this, prevents that the position of installation from being too dark not accurate enough.
The outside upper end all around of installation pole 2 is provided with extrusion fastening layer 3, extrusion fastening layer 3 adopts synthetic silica gel material to make, extrusion fastening layer 3 is to cover the bucket type structure, extrusion hollow groove 14 has been seted up around the inside of extrusion fastening layer 3, the inside both sides of extrusion hollow groove 14 are provided with installation fixed plate 13, be provided with a plurality of extrusion springs 15 between the both sides installation fixed plate 13, extrusion fastening layer 3 and extrusion hollow groove 14 overlook all are circular structure, when installing fixedly to bit body 5 like this, will make installation pole 2 and guide block 1 of installing in bit body 5 bottom and the inside gomphosis butt joint in position of installation, then make the outside contact extrusion all around of waiting the mounted position of extrusion fastening layer 3, extrude extrusion hollow groove 14 and the extrusion spring 15 of installing all around in extrusion hollow groove 14 simultaneously, and through the reaction force of extrusion spring 15, increase installation pole 2 and bit body 5 the fastness when the installation is fixed, prevent the condition that bit body 5 from rocking and becoming flexible in the early summer when using.
The drill bit body 5 is outside to be provided with protection casing 6, dog 4 upper end all is provided with fixed block 11, fixed mouth 10 has all been seted up at the relative position that is located fixed block 11 to protection casing 6 bottom, fixed block 11 outside all is provided with rubber layer 12, fixed block 11 and fixed mouth 10 all are rectangular structure, when installing the drill bit body 5 outside through protection casing 6 like this, just can increase the protectiveness of drill bit body 5 when placing the removal through protection casing 6, prevent the condition that collides with each other between the drill bit body 5, when protection casing 6 installs the drill bit body 5 outside, will all make fixed block 11 and the inside gomphosis butt joint of fixed mouth 10, will make the outside all around of rubber layer 12 with the inside contact extrusion all around of fixed mouth 10 to fastness and swiftly when increasing the installation.
Working principle: according to the invention, the strength of the bit body 5 in the use process is enhanced through the titanium alloy layer 8 arranged on the periphery of the outer part of the bit body 5, the titanium alloy has the characteristics of light weight and hard texture, the strength, the hardness and the service life of the bit body 5 in the use process are enhanced, the toughness of the bit body 5 in the use process is enhanced through the spring steel chromium alloy composite strip 9 arranged in the bit body 5, the situation that the bit body 5 with overlarge rigidity is broken in the use process is prevented, and the comprehensive use is realized, so that the use hardness and the service life are enhanced.
Meanwhile, when the drill bit body 5 is installed and fixed, the installation rod 2 and the guide block 1 installed at the bottom end of the drill bit body 5 are in embedded butt joint with the inside of the installed position, so that the periphery of the outside of the extrusion fastening layer 3 is in contact extrusion at the periphery of the inside of the position to be installed, meanwhile, the extrusion empty groove 14 and the extrusion spring 15 installed at the periphery of the inside of the extrusion empty groove 14 are extruded, the firmness of the installation rod 2 and the drill bit body 5 in installation and fixation is improved through the reaction force of the extrusion spring 15, and the condition that the drill bit body 5 shakes and loosens in early summer in use is prevented.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a four-edged four-spiral high-hardness drill bit, includes bit body (5), its characterized in that: the novel drill bit comprises a drill bit body (5), wherein prismatic grooves (7) are formed in the periphery of the outer portion of the drill bit body (5), a titanium alloy layer (8) is arranged in the periphery of the outer portion of the drill bit body (5), a spring steel-chromium alloy synthetic strip (9) is arranged in the middle of the drill bit body (5), an installation rod (2) is arranged at the bottom end of the drill bit body (5), and a guide block (1) is arranged at the bottom end of the installation rod (2);
the novel plastic extrusion clamp is characterized in that an extrusion fastening layer (3) is arranged at the upper end around the outside of the mounting rod (2), the extrusion fastening layer (3) is made of synthetic silica gel, the extrusion fastening layer (3) is of a bucket-covering structure, extrusion empty slots (14) are formed in the periphery inside the extrusion fastening layer (3), mounting fixing plates (13) are arranged on two sides inside the extrusion empty slots (14), a plurality of extrusion springs (15) are arranged between the mounting fixing plates (13) on two sides, and the extrusion fastening layer (3) and the extrusion empty slots (14) are of circular structures in overlooking mode;
the upper ends of the periphery of the outer part of the mounting rod (2) are respectively provided with a stop block (4), the stop blocks (4) are annularly distributed in overlook view, the stop blocks (4) are respectively in a rectangular structure, and the stop blocks (4) are respectively made of alloy materials;
the drill bit comprises a drill bit body (5), wherein a protective cover (6) is arranged outside the drill bit body (5), fixed blocks (11) are arranged at the upper ends of stop blocks (4), fixed ports (10) are formed in the bottom ends of the protective cover (6) at the relative positions of the fixed blocks (11), rubber layers (12) are arranged outside the fixed blocks (11), and the fixed blocks (11) and the fixed ports (10) are of rectangular structures.
2. A four-bladed, four-helix, high hardness drill bit as claimed in claim 1, wherein: the cross sections of the installation rod (2) and the guide block (1) are of circular structures, the diameter of the guide block (1) is smaller than that of the installation rod (2), and magnetic blocks are arranged around the outside of the guide block (1).
3. A four-bladed, four-helix, high hardness drill bit as claimed in claim 1, wherein: the cross section of the edge groove (7) is of a semicircular structure, the drill bit body (5) is of a round rod structure, and the periphery of the outer part of the drill bit body (5) is of a protruding structure between the edge groove (7) and the edge groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111220609.6A CN114178589B (en) | 2021-10-20 | 2021-10-20 | Four-edge four-screw high-hardness drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111220609.6A CN114178589B (en) | 2021-10-20 | 2021-10-20 | Four-edge four-screw high-hardness drill bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114178589A CN114178589A (en) | 2022-03-15 |
| CN114178589B true CN114178589B (en) | 2023-12-01 |
Family
ID=80539521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111220609.6A Active CN114178589B (en) | 2021-10-20 | 2021-10-20 | Four-edge four-screw high-hardness drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114178589B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5580196A (en) * | 1991-08-08 | 1996-12-03 | Habit Diamond Limited | Wear resistant tools |
| CN1379704A (en) * | 1999-10-14 | 2002-11-13 | 塞科机床公司 | Tool for rotary chip removal, tool tip and method for manufacturing tool tip |
| CA2770251A1 (en) * | 2011-12-27 | 2013-06-27 | Robert Cousineau | Seismic drilling bit with pivot ring for use in anchor insertion |
| CN204770843U (en) * | 2015-06-23 | 2015-11-18 | 江嘉宇 | Steerable drilling depth's drill bit |
| CN110039071A (en) * | 2019-04-25 | 2019-07-23 | 重庆诠友电子科技有限公司 | A kind of turnery processing component for laptop accessory |
| CN209175059U (en) * | 2018-12-20 | 2019-07-30 | 山东工具制造有限公司 | A kind of straight trough machine tap |
| CN209424600U (en) * | 2018-12-29 | 2019-09-24 | 奥斯机(上海)精密工具有限公司 | A kind of stainless steel, titanic alloy machining carbide drill |
| CN210702726U (en) * | 2019-09-20 | 2020-06-09 | 丹阳市旭阳工具有限公司 | Composite stepped drill bit for drilling |
| CN112065283A (en) * | 2020-08-13 | 2020-12-11 | 祁东县锋速钻探工具有限公司 | Diamond bit for large-caliber drilling construction |
-
2021
- 2021-10-20 CN CN202111220609.6A patent/CN114178589B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5580196A (en) * | 1991-08-08 | 1996-12-03 | Habit Diamond Limited | Wear resistant tools |
| CN1379704A (en) * | 1999-10-14 | 2002-11-13 | 塞科机床公司 | Tool for rotary chip removal, tool tip and method for manufacturing tool tip |
| CA2770251A1 (en) * | 2011-12-27 | 2013-06-27 | Robert Cousineau | Seismic drilling bit with pivot ring for use in anchor insertion |
| CN204770843U (en) * | 2015-06-23 | 2015-11-18 | 江嘉宇 | Steerable drilling depth's drill bit |
| CN209175059U (en) * | 2018-12-20 | 2019-07-30 | 山东工具制造有限公司 | A kind of straight trough machine tap |
| CN209424600U (en) * | 2018-12-29 | 2019-09-24 | 奥斯机(上海)精密工具有限公司 | A kind of stainless steel, titanic alloy machining carbide drill |
| CN110039071A (en) * | 2019-04-25 | 2019-07-23 | 重庆诠友电子科技有限公司 | A kind of turnery processing component for laptop accessory |
| CN210702726U (en) * | 2019-09-20 | 2020-06-09 | 丹阳市旭阳工具有限公司 | Composite stepped drill bit for drilling |
| CN112065283A (en) * | 2020-08-13 | 2020-12-11 | 祁东县锋速钻探工具有限公司 | Diamond bit for large-caliber drilling construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114178589A (en) | 2022-03-15 |
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Effective date of registration: 20240424 Address after: 212000 Tuanjie village, Baoyan Town, Dantu District, Zhenjiang City, Jiangsu Province Patentee after: Zhenjiang Huaxing special tool manufacturing Co.,Ltd. Country or region after: China Address before: 212000 Xinglong Village, Yaoqiao Town, New District, Zhenjiang City, Jiangsu Province Patentee before: Zhenjiang Yaoyan Tools Co.,Ltd. Country or region before: China |