CN208712947U - A kind of deep hole drilling machine deep hole drill - Google Patents
A kind of deep hole drilling machine deep hole drill Download PDFInfo
- Publication number
- CN208712947U CN208712947U CN201821539304.5U CN201821539304U CN208712947U CN 208712947 U CN208712947 U CN 208712947U CN 201821539304 U CN201821539304 U CN 201821539304U CN 208712947 U CN208712947 U CN 208712947U
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- Prior art keywords
- bull stick
- wall
- deep hole
- support ring
- rod
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a kind of deep hole drilling machine deep hole drills, including outer bull stick, support rod is provided on the side outer wall of the outer bull stick, one end on the support rod far from outer bull stick is provided with the second support ring, the side outer wall of second support ring is embedded with ball, and second support ring side outer wall on be provided with dust lead set, reinforcing rib is provided on the side inner wall of the outer bull stick, interior bull stick is provided on side outer wall on the reinforcing rib far from outer bull stick, on the one hand the utility model passes through ball and the rolling supporting structure of hole wall composition can guarantee outer bull stick in a segment length under stable rotary state, avoid that outer bull stick length is too long to lead to the problem of bending deformation, guarantee the quality of gun drilling and the service life of outer bull stick, on the other hand the knot of outer bull stick is effectively raised by interior bull stick and reinforcing rib Structure intensity prevents the problem of being bent in drilling by radial force.
Description
Technical field
The utility model belongs to deep hole drilling machine technical field, and in particular to a kind of deep hole drilling machine deep hole drill.
Background technique
Deep hole drilling machine is different from traditional hole machined mode, she relies primarily on specific Drill Techniques (such as drill gun, BTA
Bore, brill etc. is inhaled in spray), the special purpose machine tool that deep hole hole system and accurate shallow bore hole to draw ratio greater than 10 carry out drilling processing is referred to as
Deep hole drilling machine.
But the existing deep hole drill length of existing market is longer, and shaking is be easy to cause in drilling, rotation is unstable,
It is bent by under the action of radial force, reduces the service life of drill bit, in addition, existing deep hole drill is mostly non-dismountable,
Most integral replacing when bite odontotripsis, serious waste of resources, increased production cost.
Utility model content
The purpose of this utility model is to provide a kind of deep hole drilling machine deep hole drills, are turned with solving existing deep hole drill
Move unstable, flexible impaired and high replacement cost problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of deep hole drilling machine deep hole drill, including
Outer bull stick is provided with support rod on the side outer wall of the outer bull stick, and one end far from outer bull stick is provided on the support rod
Second support ring, the side outer wall of second support ring is embedded with ball, and is provided on the side outer wall of the second support ring
Dust lead set is provided with reinforcing rib on the side inner wall of the outer bull stick, on the reinforcing rib on the side outer wall far from outer bull stick
It is provided with interior bull stick, cooling sap cavity is provided between the interior bull stick and outer bull stick, one end of the outer bull stick is provided with screw thread
Bar has drilling rod by threaded engagement connection on the outer wall of the threaded rod, is provided with bite on the side outer wall of the drilling rod
Tooth, and one end of drilling rod is provided with drill rod sleeve, the other end is provided with apex point, offers limit on the side outer wall of the drill rod sleeve
Hole, the limit hole have been internally embedded spacer pin, cooling fluid apertures, the outer bull stick are offered on the side outer wall of the apex point
Outer wall on close to the second support ring a side position at be provided with the first support ring.
Preferably, the threaded rod is hollow structure.
Preferably, there are four the cooling fluid apertures is arranged altogether, and four cooling fluid apertures are uniformly provided on the outer wall of apex point.
Preferably, the reinforcing rib rectangular parallelepiped structure.
Preferably, the inside of second support ring opens up fluted close to the side of ball.
The utility model compared with prior art, has the advantages that
(1) the utility model be provided with dust lead set, the first support ring, ball, the second support ring, reinforcing rib, interior bull stick and
Outer bull stick, when in use, the first support ring and the second support ring enter with the depth of drilling in bored hole, ball and hole wall
It contacts and is rotated because of under the action of frictional force, the clast that cutting cutter tooth drilling generates is covered on outer bull stick outward by dust lead
It is mobile, it on the one hand can guarantee that outer bull stick is in a segment length by the rolling supporting structure of ball and hole wall composition and stablize
Rotary state under, avoid that outer bull stick length is too long to lead to the problem of bending deformation, guarantee gun drilling quality and outer bull stick
Service life, the structural strength of outer bull stick is on the other hand effectively raised by interior bull stick and reinforcing rib, prevents from drilling
When the problem of being bent by radial force.
(2) the utility model is provided with threaded rod, drill rod sleeve, drilling rod, limit hole and spacer pin, when in use, by drilling rod
It screws on threaded rod, when drilling rod screws, when the hole opened up on the limit hole and threaded rod in drill rod sleeve is corresponding, by spacer pin
It is inserted into limit hole, drilling rod can be replaced when bite odontotripsis is serious by knockdown drilling rod and threaded rod, avoided whole
A bit change-over waste of resource improves the problem of production cost.
Detailed description of the invention
Fig. 1 is the front view of the utility model；
Fig. 2 is the drilling rod front view of the utility model；
Fig. 3 is the second support ring side view of the utility model；
In figure: the cooling fluid apertures of 1- apex point, 2-, 3- drilling rod, 4- cutting cutter tooth, 5- drill rod sleeve, 6- threaded rod, 7- dust lead set,
8- outer bull stick, the first support ring of 9-, 10- ball, the second support ring of 11-, 12- limit hole, 13- spacer pin, 14- support rod, 15-
The cooling sap cavity of interior bull stick, 16- reinforcing rib, 17-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-Fig. 3, the utility model provides the following technical solutions: a kind of deep hole drilling machine deep hole drill,
Including outer bull stick 8, support rod 14 is provided on the side outer wall of outer bull stick 8, one end far from outer bull stick 8 is arranged on support rod 14
There is the second support ring 11, the side outer wall of the second support ring 11 is embedded with ball 10, by ball 10 and the contact for drilling out hole wall,
It can guarantee the stabilization that outer bull stick 8 rotates, avoid the problem that outer bull stick shakes bending, and on the side outer wall of the second support ring 11
It is provided with dust lead set 7, guarantees that clast can normally be discharged, reinforcing rib 16 is provided on the side inner wall of outer bull stick 8, improves outer turn
The intensity of bar 8 avoids hard force from squeezing bending, is provided with interior bull stick 15 on the side outer wall far from outer bull stick 8 on reinforcing rib 16, interior
It is provided with cooling sap cavity 17 between bull stick 15 and outer bull stick 8, passes through cooling sap cavity 17 convenient for coolant liquid and enters cooling fluid apertures 2, from
And drilling depths can be cooled down, one end of outer bull stick 8 is provided with threaded rod 6, is revolved on the outer wall of threaded rod 6 by screw thread
Conjunction is connected with drilling rod 3, cutting cutter tooth 4 is provided on the side outer wall of drilling rod 3, and one end of drilling rod 3 is provided with drill rod sleeve 5, separately
One end is provided with apex point 1, and limit hole 12 is offered on the side outer wall of drill rod sleeve 5, and limit hole 12 has been internally embedded spacer pin
13, guarantee the intensity that connect with threaded rod 7 of drilling rod 3, offer cooling fluid apertures 2 on the side outer wall of apex point 1, outer bull stick 8 outside
The first support ring 9 is provided on wall at a side position of the second support ring 11, guarantees that outer bull stick 8 rotates steady.
Pass through cooling fluid apertures 2 for the ease of coolant liquid to be discharged, in the present embodiment, it is preferred that threaded rod 6 is hollow structure.
In order to guarantee that coolant liquid even into drilling depths, guarantees cooling uniformity, in the present embodiment, it is preferred that cold
But there are four fluid apertures 2 is arranged altogether, and four cooling fluid apertures 2 are uniformly provided on the outer wall of apex point 1.
In order to improve the intensity between interior bull stick 15 and outer bull stick 8, in the present embodiment, it is preferred that 16 cuboid of reinforcing rib
Structure.
Rotated in the second support ring 11 for the ease of ball 10, in the present embodiment, it is preferred that the second support ring 11 it is interior
Portion opens up fluted close to the side of ball 10.
The working principle and process for using of the utility model: when in use, drilling rod 3 is screwed on threaded rod 6, when drilling rod 3
When screwing, when the hole opened up on the limit hole 12 and threaded rod 6 in drill rod sleeve 5 is corresponding, spacer pin 13 is inserted into limit hole 12
In, outer bull stick 8 is mounted on deep hole rig, the driving device on deep hole rig drives outer bull stick 8 to rotate, and apex point 1 contacts work
Part simultaneously starts boring work, and cutting cutter tooth 4 carries out cutting drilling to workpiece, with going deep into for drilling rod 3, the first support ring 9 and the
Two support rings 11 enter in bored hole, and ball 10 contacts with hole wall and because rotating under the action of frictional force, cut cutter tooth 4
The clast generated that drills is displaced outwardly on outer bull stick 8 by dust lead set 7, and cutting fluid passes through cooling sap cavity 17 and enters cooling fluid apertures
2, it finally enters drilling depths and is cooled down, clast is ejected drilled out hole by the pressure that coolant liquid after cooling generates.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of deep hole drilling machine deep hole drill, including outer bull stick (8), it is characterised in that: the side outer wall of the outer bull stick (8)
On be provided with support rod (14), the one end of outer bull stick (8) is provided with the second support ring (11), institute on the support rod (14)
The side outer wall for stating the second support ring (11) is embedded with ball (10), and is provided with and is led on the side outer wall of the second support ring (11)
Bits cover (7), are provided with reinforcing rib (16) on the side inner wall of the outer bull stick (8), far from outer bull stick on the reinforcing rib (16)
(8) it is provided on side outer wall interior bull stick (15), is provided with cooling sap cavity between the interior bull stick (15) and outer bull stick (8)
(17), one end of the outer bull stick (8) is provided with threaded rod (6), passes through threaded engagement connection on the outer wall of the threaded rod (6)
Have drilling rod (3), cutting cutter tooth (4) is provided on the side outer wall of the drilling rod (3), and one end of drilling rod (3) is provided with drilling rod
It covers (5), the other end is provided with apex point (1), offers limit hole (12), the limit on the side outer wall of the drill rod sleeve (5)
Hole (12) has been internally embedded spacer pin (13), is offered cooling fluid apertures (2) on the side outer wall of the apex point (1), described outer
The first support ring (9) are provided at a side position of the second support ring (11) on the outer wall of bull stick (8).
2. a kind of deep hole drilling machine deep hole drill according to claim 1, it is characterised in that: the threaded rod (6) is sky
Core structure.
3. a kind of deep hole drilling machine deep hole drill according to claim 1, it is characterised in that: the cooling fluid apertures (2) is altogether
There are four settings, and four cooling fluid apertures (2) are uniformly provided on the outer wall of apex point (1).
4. a kind of deep hole drilling machine deep hole drill according to claim 1, it is characterised in that: the reinforcing rib (16) is rectangular
Body structure.
5. a kind of deep hole drilling machine deep hole drill according to claim 1, it is characterised in that: second support ring (11)
Inside opened up close to the side of ball (10) it is fluted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539304.5U CN208712947U (en) | 2018-09-20 | 2018-09-20 | A kind of deep hole drilling machine deep hole drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539304.5U CN208712947U (en) | 2018-09-20 | 2018-09-20 | A kind of deep hole drilling machine deep hole drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208712947U true CN208712947U (en) | 2019-04-09 |
Family
ID=65982439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821539304.5U Active CN208712947U (en) | 2018-09-20 | 2018-09-20 | A kind of deep hole drilling machine deep hole drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208712947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001840A (en) * | 2019-12-10 | 2020-04-14 | 广州市淞滨工程技术有限公司 | High numerical control drilling equipment of stability that radiating effect is good |
-
2018
- 2018-09-20 CN CN201821539304.5U patent/CN208712947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111001840A (en) * | 2019-12-10 | 2020-04-14 | 广州市淞滨工程技术有限公司 | High numerical control drilling equipment of stability that radiating effect is good |
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