CN204899782U - Take rotary drilling head of a plurality of sub - drill bits - Google Patents
Take rotary drilling head of a plurality of sub - drill bits Download PDFInfo
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- CN204899782U CN204899782U CN201520630411.9U CN201520630411U CN204899782U CN 204899782 U CN204899782 U CN 204899782U CN 201520630411 U CN201520630411 U CN 201520630411U CN 204899782 U CN204899782 U CN 204899782U
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- sub
- drill bit
- drill
- cutterhead
- rotary drilling
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Abstract
The utility model relates to a mining equipment field specifically is take rotary drilling head of a plurality of sub - drill bits. The utility model provides a take rotary drilling head of a plurality of sub - drill bits increases a plurality of sub - drill bits on traditional rotary drilling head's basis, the quantity of sub - drill bit, mounted position, drill bit orientation all can be adjusted according to actual conditions, has promoted rotary drilling head's convenience and versatility greatly. The utility model provides an individual diversified drill bit, the configuration of primary and secondary drill bit, adaptable multiple geological conditions, increase cutting area, improved mining efficiency, the nozzle has been increased, mining in -process generate amount of dust can be effectively reduced.
Description
Technical field
The utility model relates to winning equipment field, is specially the rotary drilling-head being with multiple sub-drill bit.
Background technology
In winning equipment, drill bit is very important assembly, and drill bit is the cutter on brill, drilling machine, rig.Hole can be caused on workpiece or rock.Existing drill bit mainly comprises fluted drill, chit drill, depth drill, reamer, centre drill, core drill etc.
Drill bit in use, when drilling steel part, please ensure sufficient amount of cooling water and use metalworking fluid; Good drilling rod rigidity and guide clearance can improve the life-span of precision and the drill bit of holing; Guarantee smooth between magnetic support and workpiece and clean; When boring thin plate, workpiece be reinforced, when boring large-scale workpiece, the firm of workpiece please be ensure; Boring start with at the end of, the amount of feeding should reduce by 1/3; To the material occurring a large amount of tiny powder during drilling, as cast iron, cast copper etc., can not cooling fluid be used, and adopt compressed air to help chip removal; Please remove the iron filings be wrapped on drill body in time, to ensure that chip removal is smooth and easy.
Drill bit is refaced in good time, can increase the number of times that uses and reface of drill bit, extends bit life, reduces cost of production and expense.Logical common tool microscope is measured, and in two main cutting edge total lengths, wearing depth should be less than 0.2mm.0.25mm will be ground off when refacing.Common determine handle drill bit and can reface 3 times, the drill bit of spade head (undercut) can be refaced 2 times.Turn over honed its drilling qualities many and precision all can decline, scrapping of wiring board finished product can be caused.Excessive mill effect of turning over is run counter to desire.
Existing drill bit is varied, takes various measure, be difficult to there be large breaching again in the increase area of cut and raising stock-removing efficiency, unless can change a kind of thinking to redesign drill bit structure.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide the rotary drilling-head being with multiple sub-drill bit, the basis of rotary drilling-head increases multiple sub-drill bit, the quantity of sub-drill bit, installation site, drill bit, towards all adjusting according to actual conditions, improve convenience and the versatility of rotary drilling-head greatly.
To achieve these goals, the utility model by the following technical solutions
With the rotary drilling-head of multiple sub-drill bit, it comprises, drillstock 1, drill neck 2, cutterhead 3, major cutting edge 4, base 5, sub-drill bit 6, nozzle 7, sub-drill neck 61, sub-drillstock 62, sub-drill lip 63.
Described drillstock 1 is fixedly connected with drill neck 2, described drill neck 2 is fixedly connected with cutterhead 3, described cutterhead 3 centre of surface is provided with major cutting edge 4, described cutterhead 3 is provided with several bases 5 on the surface, described base 5 is fixedly connected with cutterhead 3, described base 5 is provided with sub-drill bit 6, described sub-drill bit 6 is fixedly connected with base 5, nozzle 7 is provided with between described sub-drill bit 6, described sub-drill bit 6 comprises sub-drill neck 61, sub-drillstock 62, sub-drill lip 63, described sub-drill neck 61 one end is fixedly connected with base 5, described sub-drill neck 61 other end is fixedly connected with one end of sub-drillstock 62, the other end of described sub-drillstock 62 is fixedly connected with sub-drill lip 63.
Described major cutting edge 4 is three sword augers.
Described base 5 and sub-drill bit 6 removably connect, can adjust sub-drill bit 6 quantity and towards.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, and described sub-drill bit 6 equidistantly distributes, and quantity is 6-12.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of a row in the middle of cutterhead 3 soffit.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of two row's sub-drill bit 6, two rows arranged in parallel and adjacent in the middle of cutterhead 3 soffit.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges sub-6 one-tenth, the drill bit right-angled intersection arrangement of two row's sub-drill bit 6, two rows in the middle of cutterhead 3 soffit.
The beneficial effects of the utility model
1, a diversified drill bit is provided;
2, primary-secondary drill configuration, can adapt to multiple geological conditions;
3, increase the area of cut, improve mining efficiency;
4, add nozzle, effectively can reduce dust generation in mining process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model cutterhead;
Fig. 3 is the structural representation of the sub-drill bit of the utility model.
Detailed description of the invention
For the problems referred to above, the purpose of this utility model is to provide the rotary drilling-head being with multiple sub-drill bit, the basis of traditional rotary drilling-head increases multiple sub-drill bit, the quantity of sub-drill bit, installation site, drill bit, towards all adjusting according to actual conditions, improve convenience and the versatility of rotary drilling-head greatly.
To achieve these goals, the utility model by the following technical solutions
With the rotary drilling-head of multiple sub-drill bit, it comprises, drillstock 1, drill neck 2, cutterhead 3, major cutting edge 4, base 5, sub-drill bit 6, nozzle 7, sub-drill neck 61, sub-drillstock 62, sub-drill lip 63.
Described drillstock 1 is fixedly connected with drill neck 2, described drill neck 2 is fixedly connected with cutterhead 3, described cutterhead 3 centre of surface is provided with major cutting edge 4, described cutterhead 3 is provided with several bases 5 on the surface, described base 5 is fixedly connected with cutterhead 3, described base 5 is provided with sub-drill bit 6, described sub-drill bit 6 is fixedly connected with base 5, nozzle 7 is provided with between described sub-drill bit 6, described sub-drill bit 6 comprises sub-drill neck 61, sub-drillstock 62, sub-drill lip 63, described sub-drill neck 61 one end is fixedly connected with base 5, described sub-drill neck 61 other end is fixedly connected with one end of sub-drillstock 62, the other end of described sub-drillstock 62 is fixedly connected with sub-drill lip 63.
Described major cutting edge 4 is three sword augers.
Described base 5 and sub-drill bit 6 removably connect, can adjust sub-drill bit 6 quantity and towards.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, and described sub-drill bit 6 equidistantly distributes, and quantity is 6-12.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of a row in the middle of cutterhead 3 soffit.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of two row's sub-drill bit 6, two rows arranged in parallel and adjacent in the middle of cutterhead 3 soffit.
Described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges sub-6 one-tenth, the drill bit right-angled intersection arrangement of two row's sub-drill bit 6, two rows in the middle of cutterhead 3 soffit.
Below in conjunction with drawings and Examples, the utility model is described in further details
In Fig. 1, Fig. 2, Fig. 3,1-drillstock, 2-drill neck, 3-cutterhead, 4-major cutting edge, 5-base, 6-drill bit, 7-nozzle, 61-drill neck, 62-drillstock, 63-drill lip.
As Fig. 1, Fig. 2, shown in Fig. 3, described drillstock 1 is fixedly connected with drill neck 2, described drill neck 2 is fixedly connected with cutterhead 3, described cutterhead 3 centre of surface is provided with major cutting edge 4, described cutterhead 3 is provided with several bases 5 on the surface, described base 5 is fixedly connected with cutterhead 3, described base 5 is provided with sub-drill bit 6, described sub-drill bit 6 is fixedly connected with base 5, described sub-drill bit 6 and base 5 one_to_one corresponding, position between described sub-drill bit 6 is provided with nozzle 7, described sub-drill bit 6 comprises sub-drill neck 61, sub-drillstock 62, sub-drill lip 63, described sub-drill neck 61 one end is fixedly connected with base 5, described sub-drill neck 61 other end is fixedly connected with one end of sub-drillstock 62, the other end of described sub-drillstock 62 is fixedly connected with sub-drill lip 63.
Described major cutting edge 4 is three sword augers, and described base 5 and sub-drill bit 6 removably connect, can adjust sub-drill bit 6 quantity and towards.
Preferably, described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, and described sub-drill bit 6 equidistantly distributes, and quantity is 6-12.
Preferably, described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of a row in the middle of cutterhead 3 soffit.
Preferably, described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges the sub-drill bit 6 of two row's sub-drill bit 6, two rows arranged in parallel and adjacent in the middle of cutterhead 3 soffit.
Preferably, described cutterhead 3 is circular, and lower surface edge is provided with a circle drill bit 6, arranges sub-6 one-tenth, the drill bit right-angled intersection arrangement of two row's sub-drill bit 6, two rows in the middle of cutterhead 3 soffit.
Some sub-drill bits 6 are set around the major cutting edge 4 arranged below cutterhead 3, sub-drill bit 6 can be arranged on the edge of cutterhead 3, also can be arranged on the middle position of cutterhead 3, the quantity of sub-drill bit 6 and towards all adjusting according to actual conditions, adapt to multiple geological condition to enable drill bit.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, other amendments that those of ordinary skill in the art make the technical solution of the utility model or equivalently to replace, only otherwise depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. be with the rotary drilling-head of multiple sub-drill bit, it is characterized in that, it comprises, drillstock (1), drill neck (2), cutterhead (3), major cutting edge (4), base (5), sub-drill bit (6), nozzle (7), sub-drill neck (61), sub-drillstock (62), sub-drill lip (63), wherein, described drillstock (1) is fixedly connected with drill neck (2), described drill neck (2) is fixedly connected with cutterhead (3), described cutterhead (3) centre of surface is provided with major cutting edge (4), described cutterhead (3) is provided with several bases (5) on the surface, described base (5) is fixedly connected with cutterhead (3), described base (5) is provided with sub-drill bit (6), described sub-drill bit (6) is fixedly connected with base (5), nozzle (7) is provided with between described sub-drill bit (6), described sub-drill bit (6) comprises sub-drill neck (61), sub-drillstock (62), sub-drill lip (63), described sub-drill neck (61) one end is fixedly connected with base (5), described sub-drill neck (61) other end is fixedly connected with one end of sub-drillstock (62), the other end of described sub-drillstock (62) is fixedly connected with sub-drill lip (63).
2. the rotary drilling-head of the multiple sub-drill bit of band according to claim 1, is characterized in that, described major cutting edge (4) is three sword augers.
3. the rotary drilling-head of the multiple sub-drill bit of band according to claim 1, is characterized in that, described base (5) and sub-drill bit (6) removably connect, can adjust sub-drill bit (6) quantity and towards.
4. the rotary drilling-head of the multiple sub-drill bit of band according to claim 1, is characterized in that, described cutterhead (3) is circular, and lower surface edge is provided with a circle drill bit (6), and described sub-drill bit (6) equidistantly distributes, and quantity is 6-12.
5. the rotary drilling-head of the multiple sub-drill bit of band according to claim 4, is characterized in that, described cutterhead (3) is circular, and lower surface edge is provided with a circle drill bit (6), arranges the sub-drill bit of a row (6) in the middle of cutterhead (3) soffit.
6. the rotary drilling-head of the multiple sub-drill bit of band according to claim 4, it is characterized in that, described cutterhead (3) is circular, and lower surface edge is provided with a circle drill bit (6), arrange the sub-drill bit of two row (6) in the middle of cutterhead (3) soffit, the two sub-drill bit of rows (6) are arranged in parallel and adjacent.
7. the rotary drilling-head of the multiple sub-drill bit of band according to claim 4, it is characterized in that, described cutterhead (3) is circular, and lower surface edge is provided with a circle drill bit (6), arrange the sub-drill bit of two row (6) in the middle of cutterhead (3) soffit, the two sub-drill bit of rows (6) become right-angled intersection arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630411.9U CN204899782U (en) | 2015-08-20 | 2015-08-20 | Take rotary drilling head of a plurality of sub - drill bits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520630411.9U CN204899782U (en) | 2015-08-20 | 2015-08-20 | Take rotary drilling head of a plurality of sub - drill bits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204899782U true CN204899782U (en) | 2015-12-23 |
Family
ID=54921968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520630411.9U Expired - Fee Related CN204899782U (en) | 2015-08-20 | 2015-08-20 | Take rotary drilling head of a plurality of sub - drill bits |
Country Status (1)
| Country | Link |
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| CN (1) | CN204899782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134085A (en) * | 2015-08-20 | 2015-12-09 | 郑州神利达钻采设备有限公司 | Rotating drill bit with multiple drill sub-bits |
-
2015
- 2015-08-20 CN CN201520630411.9U patent/CN204899782U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134085A (en) * | 2015-08-20 | 2015-12-09 | 郑州神利达钻采设备有限公司 | Rotating drill bit with multiple drill sub-bits |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20170820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |