CN206263312U - A kind of cooling drill bit certainly - Google Patents
A kind of cooling drill bit certainly Download PDFInfo
- Publication number
- CN206263312U CN206263312U CN201621280899.8U CN201621280899U CN206263312U CN 206263312 U CN206263312 U CN 206263312U CN 201621280899 U CN201621280899 U CN 201621280899U CN 206263312 U CN206263312 U CN 206263312U
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- mounting seat
- drill bit
- delivery port
- cooling
- cutter
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Abstract
The utility model discloses a kind of from cooling drill bit, mounting seat including drilling rod and on drilling rod, positioning tip is provided with the mounting seat, the many bore cutters and the hole boring cutter positioned at marginal position for being arranged in positioning tip both sides, the first delivery port is provided with the positioning tip, the mounting seat both sides are separately provided for the broken appearance cut of collection and cut groove, the bore cutter is arranged on the side for holding and cutting groove, the opposite side that the appearance cuts groove is provided with the second delivery port for cooling down the bore cutter, the outer wall of the mounting seat is tangentially provided with the 3rd delivery port for cooling down hole boring cutter.The utility model has advantages below and effect：Positioning tip, bore cutter and hole boring cutter are cooled down in working angles by the first apopore, the second apopore and the 3rd apopore that are arranged in mounting seat, so as to reduce the loss of cutter, the quality of workpiece is improved, and the scope for cooling down is more complete.
Description
Technical field
The utility model is related to machining tool, more particularly to a kind of from cooling drill bit.
Background technology
Drill bit is to be used to the drilling on solid material to go out through hole or blind hole, and can be to the cutter of existing hole reaming.It is conventional
Drill bit mainly have fluted drill, chit drill, centre drill, depth drill and cylindrical drill.Though reamer and counterbit can not be on solid materials
Drilling, but they are also traditionally included into the class of drill bit one.
Drill bit can rub during being processed with workpiece, so that substantial amounts of heat is produced, when temperature is too high
When can to workpiece and drill bit cause damage, so coolant can be injected during being processed being lowered the temperature.
Notification number is CN1809437, and the day for announcing is the Chinese patent of 2006.07.26《A kind of drill bit》, it is related to a kind of brill
Head, it has at least two cutting edges and a cutting edge sets out towards at least part of region of pommel direction extension therefrom respectively
The flute of torsion, the drill bit has the cooling duct extended parallel to drill axis from the pommel, cooling duct
Outlet be located in the flute and be aligned the cutting edge.
Cooling duct is set in above-mentioned utility model in drill bit, and the outlet of cooling duct is directed at bite, so that
The function that realization is synchronously cooled down in working angles, but during being processed, when the cutter head quantity on drill bit is more
And when distribution more disperses, the cooling duct extended along the axis of drill bit fully cools down to cutter head everywhere, causes
The decline of cooling effect.
Utility model content
The purpose of this utility model is to provide a kind of cooling effect uniformly from cooling drill bit.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of cooling drill bit certainly,
Mounting seat including drilling rod and on drilling rod, be provided with the mounting seat positioning tip, many be arranged in positioning
The bore cutter of tip both sides and the hole boring cutter positioned at marginal position, are provided with the first delivery port on the positioning tip, described
Mounting seat both sides are separately provided for the broken appearance cut of collection and cut groove, and the bore cutter is arranged on the side for holding and cutting groove, institute
State and hold the opposite side for cutting groove and be provided with the second delivery port for cooling down the bore cutter, the outer wall of the mounting seat tangentially sets
It is equipped with the 3rd delivery port for cooling down hole boring cutter.
By using above-mentioned technical proposal, the first delivery port set in mounting seat is located on positioning tip, in positioning
During tip is processed, the relevant position to positioning tip and workpiece cools down.Appearance in mounting seat cuts groove use
Broken after by processing is cut and is collected into together, chip is formed and is piled up, and is easy to the discharge of chip, and hold cut and set on groove the
Two delivery ports can be cooled down to the relevant position of bore cutter and workpiece.The outer wall of mounting seat is provided with the 3rd cooling
Mouthful, the direction of cooling vent is along the tangential of mounting seat outer wall, it is possible to being pointed to the hole boring cutter and work of mounting seat marginal position
The relevant position of part is cooled down.The combination of comprehensive first delivery port, the second delivery port and the 3rd delivery port, the cutting of drill bit
Position carries out comprehensive cooling, improves cooling effect, protects the performance of cutter, improves durability degree, and improve
The crudy of workpiece.
The utility model is further arranged to：Water storage cavity is provided with the mounting seat.
It is used to store cooling water by using the water storage cavity set in above-mentioned technical proposal, mounting seat, and
Enter row buffering when cooling water is entered into mounting seat, so as to lift stability of the cooling water in discharge, prevent rushing for cooling water
Hit splashing that is excessive and causing cooling water.
The utility model is further arranged to：It is provided with for controlling hydraulic pressure in the water storage cavity in the mounting seat
Pressure-relief valve.
By using above-mentioned technical proposal, being provided for of pressure-relief valve is controlled to the hydraulic pressure in water storage cavity, works as hydraulic pressure
Pressure-relief valve can be opened when excessive, and cooling water is discharged, and equipment is protected, and prevent from causing equipment when the position of water outlet blocks
Damage.
The utility model is further arranged to：The water inlet pipe with the water storage cavity UNICOM is provided with the drilling rod.
By using above-mentioned technical proposal, the water pipe that the water inlet pipe on drilling rod is used in connection equipment, then by cooling water
It is passed into water storage cavity, the entrance of cooling water is facilitated during drilling rod is rotated.
The utility model is further arranged to：The appearance is cut groove and is provided with the end face of second delivery port and the installation
The end face of the one end on seat away from drilling rod is set in obtuse angle.
Cut groove and be provided with the end face of the second delivery port and mounting seat away from drilling rod by using above-mentioned technical proposal, appearance
The end face of one end is set in obtuse angle, and during mounting seat is rotated with drilling rod, the end face for being provided with bore cutter gives and broken cuts work
Firmly, and when it is broken cut more and more when can be contradicted talus accumulation with the end face for being provided with the second delivery port, cut height when broken
Increase when to a certain extent, can be automatically drained out.
The utility model is further arranged to：The appearance is cut groove and is provided with the end face of the bore cutter away from the bore cutter
Side be provided with guide surface.
By using above-mentioned technical proposal, guide surface is provided for the chip discharge that guiding is piled up, and makes broken to cut discharge
During keep stabilization, the discharge direction of chip is certain, reduces the influence of work pieces process.
The utility model is further arranged to：The guide surface is in the arc shape of indent.
By using above-mentioned technical proposal, guide surface is set in indent, is carrying out during row cuts, and broken cutting connects with guide surface
Row buffering can be entered when tactile, so as to lift the stability of chip discharge.
The utility model is further arranged to：Second delivery port is provided with multiple along the arranged radially of mounting seat.
By using above-mentioned technical proposal, because bore cutter is provided with many, the heat produced during being cut
Amount is larger, so setting multiple second delivery ports can lift the effect of cooling, the speed of cooling is very fast, so as to improve processing
Quality, reduce the loss of cutter.
In sum, the utility model has the advantages that：During being processed, the first delivery port, second
Delivery port and the 3rd delivery port correspond to positioning tip, bore cutter and hole boring cutter and are cooled down respectively, to workpiece and knife
The cooling effect of tool so as to reduce the loss of cutter, and improves processing than more uniform.
Appearance is cut groove and is provided with the end face of the second delivery port and mounting seat and set in obtuse angle near the end face for positioning tip,
Therefore the second delivery port can be relative with workpiece, it is easy to be ejected into coolant on workpiece, workpiece and bore cutter is cooled down.
The pressure-relief valve set on the water storage cavity and mounting seat set in mounting seat is used to keep the pressure of cooling water steady
It is fixed, thus keep it is broken cut and cooling water stabilization discharge, and when pressure is excessive, can also be by pressure-relief valve by water storage cavity
Interior cooling water discharge, reduces the hydraulic pressure in water storage cavity.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model；
Fig. 2 is sectional view of the present utility model.
In figure：1st, drilling rod；2nd, mounting seat；3rd, tip is positioned；4th, bore cutter；5th, hole boring cutter；6th, the first delivery port；7th, hold and cut
Groove；8th, the second delivery port；9th, the 3rd delivery port；10th, water storage cavity；11st, pressure-relief valve；12nd, water inlet pipe；13rd, guide surface.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of from cooling drill bit, including drilling rod 1, drilling rod 1 is connected with lathe, can by the effect of lathe
To realize the rotation of drilling rod 1.Drilling rod 1 is arranged with mounting seat 2, and the bolt being threadedly attached between the two in mounting seat 2 enters
Row is fixed, and drilling rod 1 can drive mounting seat 2 to rotate when rotating.
As shown in Fig. 2 water storage cavity 10 is provided with mounting seat 2, and the middle part of drilling rod 1 is provided with water inlet pipe 12, water inlet
The UNICOM of water storage cavity 10 in pipe 12 and mounting seat 2, operationally, cooling water is passed into entering in drilling rod 1 by the water pipe in lathe
In water pipe 12, then enter back into water storage cavity 10.
As shown in Figure 1 and Figure 2, pressure-relief valve 11, pressure-relief valve 11 and water storage cavity 10 are also equipped with the outer wall of mounting seat 2
Inside UNICOM, when the hydraulic pressure in water storage cavity 10 is excessive, pressure-relief valve 11 can be opened, by mounting seat 2 cooling water derive, drop
The hydraulic pressure of low inside.
The medium position of mounting seat 2 is provided with positioning tip 3, and positioning tip 3 is located in mounting seat 2, and in positioning
The side wall of tip 3 is provided with locating piece and the clamping of mounting seat 2, realizes the fixation to positioning tip 3, and drilling rod 1 and positioning tip 3
One end in mounting seat 2 contradicts, and realizes the axial restraint to positioning tip 3.Being provided with cutting edge on positioning tip 3 is used for
Cutting, carries out shear action in the presence of cutting edge to workpiece, and position to drill bit is defined, and keeps the position of rotary head
Put fixation.
Positioning tip 3 protrudes from the first delivery port 6 is provided with the outer wall of mounting seat 2, the first delivery port 6 and water storage
The UNICOM of chamber 10, during being processed, the cooling water in water storage cavity 10 can be ejected from the first delivery port 6, to positioning tip 3
And the workpiece of relevant position is carried out.
Two side positions positioned at locating tip first 3 in mounting seat 2 are respectively arranged with appearance and cut groove 7, for accommodating from workpiece
That cuts broken cuts.
Bore cutter 4 is arranged in the side for holding and cutting groove 7, and bore cutter 4 is provided with many handles and is arranged in mounting seat 2
On.The opposite side for cutting groove 7 in appearance is provided with the second delivery port 8, the water storage cavity 10 in the second delivery port 8 and mounting seat 2.Carry out
In boring procedure, the water outlet of the second delivery port 8, the cutting tip to bore cutter 4 carries out cooling effect.Because bore cutter 4 is provided with
Multiple, so occupancy scope is larger, so the second delivery port 8 is provided with multiple and along the arranged radially of mounting seat 2, cooling water
Larger scope can be ejected into, the integrality of cooling is lifted.
Appearance cut groove 7 be provided with the end face of the second delivery port 8 and mounting seat 2 away from remotely located tip 3 one end in obtuse angle
Set.During being cut, appearance cut that groove 7 is provided with that the end face of bore cutter 4 can drive that cutting gets off it is broken cut motion, when
Broken cutting gradually is piled up, and can be squeezed broken cutting toward the end face for being provided with bore cutter 4 with the end contact for being provided with the second delivery port 8
Pressure, consequently facilitating the broken discharge cut.
As shown in figure 1, hold to cut groove 7 and be provided with being provided with guide surface 13 on the end face of bore cutter 4, guide surface 13 is located remotely from
One end of bore cutter 4, the curved shape of guide surface 13, to it is broken cut guide when, give it is broken cut a buffering, lift the broken row of cutting
The stability for going out.
As shown in Figure 1 and Figure 2, the marginal position of mounting seat 2 is provided with hole boring cutter 5, and hole boring cutter 5 protrudes from mounting seat 2
Outer wall, and the 3rd delivery port 9 is provided with the outer wall of mounting seat 2, the 3rd delivery port 9 and the UNICOM of water storage cavity 10, and the
Three delivery ports 9 are set towards hole boring cutter 5, before being cut, the position of required cutting first are filled into cooling water, are easy to cutting
Lower the temperature during cutting.
In process, the cooling water in lathe is passed into the water inlet pipe 12 in drilling rod 1, subsequently into being set in
In mounting seat 2 outside drilling rod 1, the water storage cavity 10 in mounting seat 2 is filled, via water storage cavity 10 from the first delivery port 6,
Two delivery ports 8 and the 3rd delivery port 9 are discharged, respectively to the workpiece in working angles, positioning tip 3, bore cutter 4 and bore hole
Knife 5 is cooled down.
This specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (8)
1. a kind of from cooling drill bit, including drilling rod（1）And positioned at drilling rod（1）On mounting seat（2）, it is characterised in that：It is described
Mounting seat（2）On be provided with positioning tip（3）, many be arranged in positioning tip（3）The bore cutter of both sides（4）And be located at
The hole boring cutter of marginal position（5）, the positioning tip（3）On be provided with the first delivery port（6）, the mounting seat（2）Both sides point
It is not provided with and cuts groove for collecting the broken appearance cut（7）, the bore cutter（4）Groove is cut installed in the appearance（7）Side, the appearance
Cut groove（7）Opposite side be provided with for cooling down the bore cutter（4）The second delivery port（8）, the mounting seat（2）Outer wall
Tangentially it is provided with for cooling down hole boring cutter（5）The 3rd delivery port（9）.
2. according to claim 1 a kind of from cooling drill bit, it is characterised in that：The mounting seat（2）Inside it is provided with water storage
Chamber（10）.
3. according to claim 2 a kind of from cooling drill bit, it is characterised in that：The mounting seat（2）On be provided with and institute
State water storage cavity（10）The pressure-relief valve of UNICOM（11）.
4. according to claim 2 a kind of from cooling drill bit, it is characterised in that：The drilling rod（1）On be provided with it is described
Water storage cavity（10）The water inlet pipe of UNICOM（12）.
5. according to claim 1 a kind of from cooling drill bit, it is characterised in that：The appearance cuts groove（7）It is provided with described
Two delivery ports（8）End face and the mounting seat（2）On away from drilling rod（1）The end face of one end set in obtuse angle.
6. according to claim 5 a kind of from cooling drill bit, it is characterised in that：The appearance cuts groove（7）It is provided with the brill
Hole knife（4）End face away from the bore cutter（4）Side be provided with guide surface（13）.
7. according to claim 6 a kind of from cooling drill bit, it is characterised in that：The guide surface（13）In the arc of indent
Shape.
8. according to claim 1 a kind of from cooling drill bit, it is characterised in that：Second delivery port（8）Along mounting seat
（2）Arranged radially be provided with multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280899.8U CN206263312U (en) | 2016-11-25 | 2016-11-25 | A kind of cooling drill bit certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280899.8U CN206263312U (en) | 2016-11-25 | 2016-11-25 | A kind of cooling drill bit certainly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206263312U true CN206263312U (en) | 2017-06-20 |
Family
ID=59042586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280899.8U Active CN206263312U (en) | 2016-11-25 | 2016-11-25 | A kind of cooling drill bit certainly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206263312U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598236A (en) * | 2017-11-18 | 2018-01-19 | 东台市巨力机械制造有限公司 | A kind of sectional rod |
| CN112935313A (en) * | 2021-04-01 | 2021-06-11 | 宁波恺露重型锻造有限公司 | Horizontal punching device |
-
2016
- 2016-11-25 CN CN201621280899.8U patent/CN206263312U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598236A (en) * | 2017-11-18 | 2018-01-19 | 东台市巨力机械制造有限公司 | A kind of sectional rod |
| CN112935313A (en) * | 2021-04-01 | 2021-06-11 | 宁波恺露重型锻造有限公司 | Horizontal punching device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |