CN112589165A - Novel drilling groove bottom slotting drill bit - Google Patents
Novel drilling groove bottom slotting drill bit Download PDFInfo
- Publication number
- CN112589165A CN112589165A CN202011372599.3A CN202011372599A CN112589165A CN 112589165 A CN112589165 A CN 112589165A CN 202011372599 A CN202011372599 A CN 202011372599A CN 112589165 A CN112589165 A CN 112589165A
- Authority
- CN
- China
- Prior art keywords
- folding plate
- drill bit
- folded sheet
- drill
- drilling
- 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
- 238000005553 drilling Methods 0.000 title claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000005096 rolling process Methods 0.000 claims description 5
- 241000883990 Flabellum Species 0.000 claims description 4
- 241000237503 Pectinidae Species 0.000 claims 1
- 235000020637 scallop Nutrition 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
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
- B23B2251/00—Details of tools for drilling machines
- B23B2251/40—Flutes, i.e. chip conveying grooves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a novel drilling groove bottom slotting drill bit which comprises a drill rod fixedly connected with the output end of an external load driving device, wherein a drill bit is arranged at the bottom of the drill rod, the outer side wall of the drill rod is fixedly connected with a transmission gear, an upper folding plate and a lower folding plate are arranged between the transmission gear and the drill bit, the upper folding plate and the lower folding plate are connected through a first rotating body, the outer side walls of the upper folding plate and the lower folding plate are respectively provided with a thread strip with the same rotating direction, the lower folding plate rotates with the drill bit through a second rotating body, and the top of the upper folding plate is provided with a plurality of sector teeth which are circumferentially arranged. The invention adopts the design that the sector teeth are in a sector shape, so that when the sector teeth rotate, the sector teeth are always in meshed transmission with the transmission gear, and when the upper folding plate rotates, the upper folding plate is ensured to be always in meshed transmission with a drill rod through the gear, so that the upper folding plate and the lower folding plate carry the threaded strip to rotate for drilling.
Description
Technical Field
The invention relates to the technical field of groove bottom grooving, in particular to a novel drilling groove bottom grooving drill bit.
Background
At present, a large amount of drilling equipment is often needed in social production practice, wherein when drilling is finished, a fixing device is usually installed at the bottom of a drill hole and used for fixing an object to be placed in the drill hole, but at present, a placing groove formed at the bottom of the drill hole is difficult, and the following problems exist;
firstly, the slotting efficiency of the bottom of a drilling hole is low, and the reason is mainly that the drilling needs to be carried out firstly, and then the slotting and reaming are carried out on the bottom of the drilling hole by using a corresponding reaming machine, so that the slotting efficiency is influenced by the complexity of the working procedures;
secondly, the scraps generated by slotting at the bottom of the drilling hole cannot be cleaned well, and the reason is mainly that during slotting, as the slotted opening is larger than the caliber of the drilling hole, the air flow cannot form fluidity in the slotted opening in the ordinary dust collection operation, so that the inside of the slotted opening is extremely difficult to clean.
Therefore, a novel drilling groove bottom slotting drill bit is designed.
Disclosure of Invention
The invention aims to solve the problems that the grooving efficiency of the bottom of a drilling hole is low and chips generated by grooving of the bottom of the drilling hole cannot be cleaned well, and provides a novel drilling groove bottom grooving drill bit.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel drilling groove bottom slotting drill bit comprises a drill rod fixedly connected with an output end of an external load driving device, a drill bit is arranged at the bottom of the drill rod, a transmission gear is fixedly connected with the outer side wall of the drill rod, an upper folding plate and a lower folding plate are arranged between the transmission gear and the drill bit, the upper folding plate and the lower folding plate are connected through a first rotating body, thread strips with the same rotating direction are arranged on the outer side walls of the upper folding plate and the lower folding plate, the lower folding plate rotates with the drill bit through a second rotating body, a plurality of sector-shaped teeth which are circumferentially arranged are arranged at the top of the upper folding plate, the upper folding plate is in meshing transmission with the transmission gear through the sector-shaped teeth, a rubber ring is arranged at the bottom of the transmission gear, a round angle is arranged at the bottom of the outer side wall of the rubber ring, arc-shaped grooves are arranged on, and a rotatable rotating rod is arranged on the V-shaped support, and fan blades and a rotating ball are respectively arranged at the two ends of the rotating rod.
Preferably, the first rotating bodies are disposed at both ends of the opposite surfaces of the upper folding plate and the lower folding plate, and the upper folding plate and the lower folding plate are bent by the first rotating bodies.
Preferably, the top of the drill bit is provided with an annular groove for the second rotating body to slide.
Preferably, the lower folding plate can rotate and rotate around the drill rod through the second rotating body and the top surface of the drill bit.
Preferably, the arc surface of the sector gear faces the transmission gear.
Preferably, the rounded corners are adapted to the rotating ball.
Preferably, after the upper folding plate and the lower folding plate are folded, the arc-shaped groove can form a circular placing groove.
The invention has the beneficial effects that:
1. the invention adopts the design that the sector teeth are in a sector shape, so that when the sector teeth rotate, the sector teeth are always in meshed transmission with the transmission gear, and when the upper folding plate rotates, the upper folding plate is ensured to be always in meshed transmission with a drill rod through the gear, so that the upper folding plate and the lower folding plate carry the threaded strip to rotate for drilling.
2. According to the invention, the rubber ring is coaxially and fixedly connected with the transmission gear, the rubber ring can drive the rotating rod on the V-shaped support to rotate through the rotating ball according to the friction force, and further drive the fan blades to rotate, so that debris generated by slotting at the bottom of the drilling slot can be sucked into an area formed by folding the upper folding plate and the lower folding plate through the fan blades, and the effect of cleaning the debris can be achieved.
Drawings
FIG. 1 is a schematic structural diagram of a new type of drill bit for drilling and grooving at the bottom of a groove according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a front view of a new type of drill bit for drilling a slot bottom slot according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
FIG. 5 is a partial cross-sectional view of a new drill bit for grooving the bottom of a borehole according to the present invention;
FIG. 6 is an enlarged view of the structure at C in FIG. 5;
fig. 7 is a schematic structural diagram of folding of a folding plate in a new type of drill bit for drilling a groove bottom and grooving.
In the figure: 1 drill rod, 2 drill bits, 3 upper folding plates, 4 lower folding plates, 5 first rotating bodies, 6 thread strips, 7 transmission gears, 8 rubber rings, 9 fan-shaped teeth, 10V-shaped supports, 11 rotating rods, 12 fan blades, 13 arc-shaped grooves, 14 rotating balls and 15 round corners.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, a novel drill bit for drilling a slot at the bottom of a drill hole, comprising a drill rod 1 fixedly connected with an output end of an external load driving device, a drill bit 2 arranged at the bottom of the drill rod 1, a transmission gear 7 fixedly connected with the outer side wall of the drill rod 1, an upper folding plate 3 and a lower folding plate 4 arranged between the transmission gear 7 and the drill bit 2, the upper folding plate 3 and the lower folding plate 4 are connected by a first rotating body 5, the first rotating body 5 is arranged at two ends of the opposite surface of the upper folding plate 3 and the lower folding plate 4, and the upper folding plate 3 and the lower folding plate 4 are bent by the first rotating body 5, so that the side lines of the upper folding plate 3 and the lower folding plate 4 can be contacted with each other without generating a lateral deviation when the upper folding plate 3 and the lower folding plate 4 are bent and folded in the subsequent movement process, and the first rotating body 5 can effectively connect the upper folding, the circular motion can be carried out together under the condition of not influencing the bending and folding.
Go up all to be provided with on folded sheet 3 and the 4 lateral walls of lower folded sheet and revolve to the same screw thread strip 6, drilling rod 1 is connected for rotating with drill bit 2, and the last folded sheet 3 that sets up on the 1 lateral wall of drilling rod and the screw thread strip 6 that 4 lateral walls of lower folded sheet set up for revolve to up, can guarantee the piece that drilling in-process drilling produced effectively like this and by the drainage drilling.
Lower folded sheet 4 passes through the second rotor and rotates with drill bit 2, and the gliding ring channel of second rotor can be supplied is seted up at 2 tops of drill bit, and the folded sheet 4 can be stabilized with drill bit 2 and rotate under the drilling process of being convenient for like this.
The lower folding plate 4 can rotate and rotate around the drill rod 1 through the second rotating body and the top surface of the drill bit 2, and the first rotating body 5 can effectively connect the upper folding plate 3 with the lower folding plate 4 and can do circular motion together under the condition of not influencing bending and folding.
Go up 3 tops of folded sheet and offer a plurality of fan-shaped teeth 9 that are the circumference and arrange, go up folded sheet 3 through fan-shaped tooth 9 and drive gear 7 meshing transmission, fan-shaped tooth 9 cambered surface is towards drive gear 7, fan-shaped tooth 9 design shape is fan-shaped purpose when fan-shaped tooth 9 takes place to rotate 90 degrees, fan-shaped tooth 9 meshes the transmission with drive gear 7 all the time, it guarantees to go up folded sheet 3 and pass through the gear engagement transmission with drilling rod 1 all the time when last folded sheet 3 takes place to rotate, let go up folded sheet 3 and lower folded sheet 4 and carry 6 rotation drilling of screw thread strip.
The bottom surface of the transmission gear 7 is provided with a rubber ring 8, the bottom of the outer side wall of the rubber ring 8 is provided with a round corner 15, the upper folding plate 3 and the lower folding plate 4 are provided with an arc-shaped groove 13, the upper folding plate 3 and the lower folding plate 4 are folded, the arc-shaped groove 13 can form a circular placing groove, and the arc-shaped groove 13 on the inner side wall of the upper folding plate 3 and the lower folding plate 4 can provide a space for the rotation of the fan blades 12.
Arc wall 13 top is provided with V-arrangement support 10, and be provided with on the V-arrangement support 10 and can pivoted dwang 11, dwang 11 both ends are provided with flabellum 12 and rolling ball 14 respectively, fillet 15 and rolling ball 14 looks adaptation, owing to buckle, can make present aperture than the bore grow of original drilling rod, the grooved effect in drilling tank bottom among the drilling process has been accomplished, rubber ring 8 can take dwang 11 on the V-arrangement support 10 to take place to rotate through rolling ball 14 simultaneously, and then take flabellum 12 to take place to rotate, the piece that can produce the slotting of drilling tank bottom like this passes through flabellum 12 and inhales folded sheet 3 and lower folded sheet 4 because of folding in the region of formation, the clastic effect of clearance has been played.
The working principle of the invention is as follows: firstly, the output end of the external load driving device is fixedly connected with the drill rod 1, so that the drill rod 1 can drill a part to be drilled with the drill bit 2.
It should be noted that, the drill rod 1 is rotatably connected with the drill bit 2, and the thread strips 6 arranged on the outer side walls of the upper folding plate 3 and the lower folding plate 4 arranged on the outer side wall of the drill rod 1 are turned upwards, so that the chips generated by drilling in the drilling process can be effectively discharged and drilled, and at the same time, the lower folding plate 4 can be rotated on the top of the drill bit 2 through the second rotating body, wherein the top of the drill bit 2 is provided with an annular groove for the second rotating body to slide, and the first rotating body 5 arranged between the upper folding plate 3 and the lower folding plate 4 is positioned at the two ends of the opposite surface of the upper folding plate 3 and the lower folding plate 4, as shown in fig. 7, so that it can be ensured that the side lines of the upper folding plate 3 and the lower folding plate 4 can be contacted with each other when the upper folding plate 3 and the lower folding plate 4 are folded in the subsequent movement process, and the phenomenon of lateral deviation can not occur, and the first rotating body 5 can, the circular motion can be carried out together under the condition of not influencing the bending and folding.
And go up folded sheet 3 and take place pivoted drive power source with lower folded sheet 4 for fan-shaped tooth 9 and drive gear 7 meshing transmission, wherein a plurality of fan-shaped teeth 9 are the circumference and arrange at last folded sheet 3 top, it should be noted that, fan-shaped tooth 9 design shape is fan-shaped purpose when fan-shaped tooth 9 takes place to rotate 90 degrees, fan-shaped tooth 9 all the time with drive gear 7 meshing transmission, guarantee when last folded sheet 3 takes place to rotate to go up folded sheet 3 and pass through gear meshing transmission with drilling rod 1 all the time, let go up folded sheet 3 and lower folded sheet 4 and carry the rotation drilling of screw thread strip 6.
Then, when the drilling is completed, by pressing down the transmission gear 7, the pressure is transmitted to the upper folding plate 3 and the lower folding plate 4, so as to make the upper folding plate 3 and the lower folding plate 4 rotate through the first rotating body 5 and the second rotating body, as shown in fig. 7, the rotating ball 14 after bending is completed contacts with the round corner 15 on the rubber ring 8, and the rubber ring 8 is coaxially and fixedly connected with the transmission gear 7, the rubber ring 8 can drive the rotating rod 11 on the V-shaped bracket 10 to rotate through the rotating ball 14 according to the friction force, and the arc-shaped grooves 13 on the inner side walls of the upper folding plate 3 and the lower folding plate 4 which are folded can provide space for the rotation of the fan blades 12, and the fan blades 12 are fixedly connected with the rotating rod 11, so that the upper folding plate 3 and the lower folding plate 4 which are folded can produce two effects, firstly, because of bending, the current aperture is larger than the aperture of the original, the grooved effect of drilling tank bottom among the drilling process has been accomplished, and rubber circle 8 can take dwang 11 on the V-arrangement support 10 to take place to rotate through rolling ball 14 simultaneously, and then takes fan blade 12 to take place to rotate, can inhale folded sheet 3 and lower folded sheet 4 because of folding the regional that forms through fan blade 12 with the produced piece of drilling tank bottom fluting like this, can play the clastic effect of clearance.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a new-type drilling groove bottom fluting drill bit, includes drilling rod (1) with outer load drive device output end fixed connection, its characterized in that, drilling rod (1) bottom is provided with drill bit (2), drilling rod (1) lateral wall fixedly connected with drive gear (7), be provided with folded sheet (3) and lower folded sheet (4) between drive gear (7) and drill bit (2), go up between folded sheet (3) and the lower folded sheet (4) and be connected through first rotor (5), it all is provided with on folded sheet (3) and the lower folded sheet (4) lateral wall to revolve to the same thread strip (6), folded sheet (4) rotate through second rotor and drill bit (2) down, go up folded sheet (3) top and seted up a plurality of fan-shaped teeth (9) that are the circumference and arrange, it meshes the transmission through fan-shaped tooth (9) and drive gear (7) to go up folded sheet (3), drive gear (7) bottom surface is provided with rubber circle (8), and has seted up fillet (15) rubber circle (8) lateral wall bottom, go up folding plate (3) and seted up arc wall (13) down on folding plate (4), arc wall (13) top is provided with V-arrangement support (10), and is provided with on V-arrangement support (10) can pivoted dwang (11), dwang (11) both ends are provided with flabellum (12) and rolling ball (14) respectively.
2. A new type of drill bit for grooving the bottom of a hole according to claim 1, characterized in that the first rotor (5) is provided at both ends of the opposing surface of the upper folding plate (3) and the lower folding plate (4), and the upper folding plate (3) and the lower folding plate (4) are bent by the first rotor (5).
3. A new drill bit with a grooved bottom according to claim 1, characterized in that the top of the drill bit (2) is provided with an annular groove for the second rotor to slide.
4. A new slot-bottom grooving drill according to claim 3, characterized in that the lower folding plate (4) is rotatable with the top surface of the drill (2) and around the drill rod (1) by means of a second rotor.
5. A new slot bottom grooving drill bit according to claim 1, characterized in that the scallops (9) arc towards the drive gear (7).
6. A new drill slot bottom grooving drill bit according to claim 1, characterized in that the fillet (15) is adapted to the rotating ball (14).
7. The new-type drill bit for drilling and grooving at the bottom of the slot according to claim 1, characterized in that the arc-shaped slot (13) can form a circular placing slot after the upper folding plate (3) and the lower folding plate (4) are folded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372599.3A CN112589165A (en) | 2020-11-30 | 2020-11-30 | Novel drilling groove bottom slotting drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011372599.3A CN112589165A (en) | 2020-11-30 | 2020-11-30 | Novel drilling groove bottom slotting drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112589165A true CN112589165A (en) | 2021-04-02 |
Family
ID=75187255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011372599.3A Pending CN112589165A (en) | 2020-11-30 | 2020-11-30 | Novel drilling groove bottom slotting drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112589165A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4406168A1 (en) * | 1994-02-25 | 1995-08-31 | Erich Oswald Bernauer | Undercut drill for expansion anchor housing bore |
| JP2003334711A (en) * | 2002-05-16 | 2003-11-25 | Union Tool Co | Drill |
| US20040057804A1 (en) * | 2001-01-13 | 2004-03-25 | Horst Jager | Twist drill for drilling with a countersink cutting arrangement, and a cutting tool with a countersink cutting arrangement, and a cutting-chamfering tool |
| US20050025594A1 (en) * | 2003-05-20 | 2005-02-03 | Sandvik Ab | Edge-carrying drill body having an internal chip-removal channel |
| US8122978B1 (en) * | 2009-05-05 | 2012-02-28 | John Clifford | Drilling device with undercutting |
| US20150314378A1 (en) * | 2012-12-20 | 2015-11-05 | Walter Ag | Twist drill |
| CN108176869A (en) * | 2017-12-29 | 2018-06-19 | 常州三立精图光电有限公司 | It is a kind of that there is the drilling device for folding drill bit |
| CN207770927U (en) * | 2018-01-19 | 2018-08-28 | 常州好得工具有限公司 | Cold reaming-forming tool in a kind of twolip |
| US20190270144A1 (en) * | 2016-11-15 | 2019-09-05 | Kyocera Corporation | Rotary tool and method for manufacturing machined product |
| US20200254534A1 (en) * | 2017-09-13 | 2020-08-13 | Kyocera Sgs Precision Tools, Inc. | Combination drill, mill, and boring tool |
-
2020
- 2020-11-30 CN CN202011372599.3A patent/CN112589165A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4406168A1 (en) * | 1994-02-25 | 1995-08-31 | Erich Oswald Bernauer | Undercut drill for expansion anchor housing bore |
| US20040057804A1 (en) * | 2001-01-13 | 2004-03-25 | Horst Jager | Twist drill for drilling with a countersink cutting arrangement, and a cutting tool with a countersink cutting arrangement, and a cutting-chamfering tool |
| JP2003334711A (en) * | 2002-05-16 | 2003-11-25 | Union Tool Co | Drill |
| US20050025594A1 (en) * | 2003-05-20 | 2005-02-03 | Sandvik Ab | Edge-carrying drill body having an internal chip-removal channel |
| US8122978B1 (en) * | 2009-05-05 | 2012-02-28 | John Clifford | Drilling device with undercutting |
| US20150314378A1 (en) * | 2012-12-20 | 2015-11-05 | Walter Ag | Twist drill |
| US20190270144A1 (en) * | 2016-11-15 | 2019-09-05 | Kyocera Corporation | Rotary tool and method for manufacturing machined product |
| US20200254534A1 (en) * | 2017-09-13 | 2020-08-13 | Kyocera Sgs Precision Tools, Inc. | Combination drill, mill, and boring tool |
| CN108176869A (en) * | 2017-12-29 | 2018-06-19 | 常州三立精图光电有限公司 | It is a kind of that there is the drilling device for folding drill bit |
| CN207770927U (en) * | 2018-01-19 | 2018-08-28 | 常州好得工具有限公司 | Cold reaming-forming tool in a kind of twolip |
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