CN203696004U - Composite drill of drilling machine - Google Patents
Composite drill of drilling machine Download PDFInfo
- Publication number
- CN203696004U CN203696004U CN201420048433.XU CN201420048433U CN203696004U CN 203696004 U CN203696004 U CN 203696004U CN 201420048433 U CN201420048433 U CN 201420048433U CN 203696004 U CN203696004 U CN 203696004U
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- CN
- China
- Prior art keywords
- drill
- cooling fluid
- drilling machine
- cooling liquid
- blade
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a composite drill of a drilling machine, and belongs to the technical field of the drilling machine. The composite drill of the drilling machine comprises a composite drill body which comprises a connecting handle, a drill rod and a drill bit, the connecting handle is connected with a main axis connector of the drilling machine, and the connecting handle is sleeved with a cooling liquid sliding ring. One end of the drill rod is connected with the connecting handle, and the other end of the drill rod is connected with the drill bit. The drill bit comprises a center bit used for drilling holes and a blade which is mounted above the center bit and used for chambering. Cooling liquid holes used for guaranteeing the cutting performance of the drill bit are arranged in the composite drill body, and the cooling liquid holes comprise the first cooling liquid hole and the second cooling liquid hole, one end of the first cooling liquid hole is communicated with a cooling liquid sliding ring, and the other end of the first cooling liquid hole penetrates through the drill rod and then extends to the center bit. One end of the second cooling liquid hole is communicated with the first liquid cooling hole, and the other end of the second cooling liquid hole extends to the blade. The composite drill of the drilling machine greatly improves the machining efficiency, and guarantees the drilling quality.
Description
Technical field
The utility model belongs to drilling machine technical field, relates in particular to a kind of drilling machine composite drill.
Background technology
Drilling machine refers to mainly use the lathe of drill bit machining hole on workpiece.Conventionally bit is main motion, and drill bit moves axially as feed motion.Drilling machine is simple in structure, and machining accuracy is relatively low, can drill through hole, blind hole, changes special tool, can expand, spot-facing, reams or carries out the processing such as tapping.In process, workpiece is motionless, allows cutter move, and by center cutter alignment hole center, and cutter is rotated.The feature of drilling machine is that workpiece maintains static, and cutter rotates.
At present, drilling machine drilling large diameter hole need to carry out step by step, first gets out small diameter bore that is:, then carries out reaming, in this process, needs to change cutter, cause working (machining) efficiency low, and roughness is of poor quality, is generally Ra25.As guaranteed the crudy in hole, need to carry out boring machine bore hole, processing cost will increase substantially, and working (machining) efficiency further reduces.
Utility model content
Technical problem to be solved in the utility model is: a kind of drilling machine composite drill is provided, and on drilling machine, once property gets out diameter through hole, improves working (machining) efficiency, and guarantees drilling quality.
For solving the problems of the technologies described above, the technical solution of the utility model is: drilling machine composite drill, comprise composite drill body, described composite drill body comprises connection handle, drilling rod and drill bit, described connection handle connects the main shaft interface of drilling machine, is set with cooling fluid slip ring on described connection handle, and described drilling rod one end connects described connection handle, the other end connects described drill bit, and described drill bit comprises the centre drill for holing and is arranged on the blade for reaming of described centre drill top; Described composite drill body interior is provided with the cooling fluid hole for guaranteeing described bit cutting performance, described cooling fluid hole comprises the first cooling fluid hole and the second cooling fluid hole, described first one end, cooling fluid hole is communicated with described cooling fluid slip ring, the other end extends to described centre drill after running through described drilling rod, described second one end, cooling fluid hole is communicated with described the first cooling fluid hole, and the other end extends to described blade.
Improve as one, described blade is clip type blade.
Adopt after technique scheme, the beneficial effects of the utility model are: because drilling machine composite drill comprises composite drill body, described composite drill body comprises connection handle, drilling rod and drill bit, described connection handle connects the main shaft interface of drilling machine, on described connection handle, be set with cooling fluid slip ring, described drilling rod one end connects described connection handle, and the other end connects described drill bit, and described drill bit comprises centre drill and blade; Described composite drill body interior is provided with cooling fluid hole, make drill bit integrated brill small diameter bore and hole expansion function, thereby get out small diameter bore by centre drill, then carry out reaming by blade, on drilling machine, once property gets out diameter through hole; With use that drilling machine substep is holed, compared with reaming, working (machining) efficiency improves 4 times of left and right, and crudy is high; Compared with using boring machine bore hole after using drilling machine boring, working (machining) efficiency improves 8 times of left and right, and processing cost reduces greatly.The drilling machine composite drill that the utility model provides has improved working (machining) efficiency greatly, and guarantees drilling quality, and roughness reaches Ra6.3～Ra3.2, and aperture precision is H11 accuracy class.
Because described cooling fluid hole comprises the first cooling fluid hole and the second cooling fluid hole, described first one end, cooling fluid hole is communicated with described cooling fluid slip ring, the other end extends to described centre drill after running through described drilling rod, described second one end, cooling fluid hole is communicated with described the first cooling fluid hole, and the other end extends to described blade; Add man-hour, high-pressure coolant enters the first cooling fluid hole by cooling fluid slip ring, then by the first cooling fluid hole and the second cooling fluid hole, and powerful cooling drill bit, the cutting ability of assurance drill bit; And iron filings, under high-pressure coolant effect, are discharged in time, have greatly improved stock-removing efficiency.
Because described blade is clip type blade, clip type blade is without high-temperature soldering, and the blade hardness that can avoid causing because of high-temperature soldering declines and the defect such as cracks, and has improved blade life; Clip type blade guarantees higher resetting installation accuracy by locating surface is installed, and effectively guarantees installation accuracy and the tool changing efficiency of blade; Clip type blade, by special anterior angle and relief angle design, guarantees cutting precision and durability; By selecting suitable blade material, to adapt to, to solve the problem of drilling machine poor rigidity, and control good chip breaking length, to guarantee that high-pressure coolant can discharge iron filings smoothly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
In figure: 1, composite drill body, 11, connection handle, 12, drilling rod, 13, drill bit, 131, centre drill, 132, blade, 2, main shaft interface, 3, cooling fluid hole, 31, the first cooling hydraulic control, 32, the second cooling fluid hole, 4, cooling fluid slip ring.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of drilling machine composite drill, comprise composite drill body 1, composite drill body 1 comprises connection handle 11, drilling rod 12 and drill bit 13, connection handle 11 connects the main shaft interface 2 of drilling machine, is set with cooling fluid slip ring 4 on connection handle 11, and drilling rod 12 one end connect connection handle 11, the other end connects drill bit 13, and drill bit 13 comprises the centre drill 131 for holing and is arranged on the blade 132 for reaming of centre drill 131 tops; Composite drill body 1 inside is provided with the cooling fluid hole 3 for guaranteeing drill bit 13 cutting abilities.
Wherein, cooling fluid hole 3 comprises that the first cooling fluid hole 31 and 31 one end, 32, the first cooling fluid hole, the second cooling fluid hole are communicated with cooling fluid slip ring 4, and the other end extends to centre drill 131 after running through drilling rod 12, the second 32 one end, cooling fluid hole is communicated with the first cooling fluid hole 31, and the other end extends to blade 132.
Add man-hour, high-pressure coolant enters the first cooling fluid hole 31 by cooling fluid slip ring 4, then by the first cooling fluid hole 31 and the second cooling fluid hole 32, and powerful cooling drill bit 13, the cutting ability of assurance drill bit 13; And iron filings, under high-pressure coolant effect, are discharged in time, have greatly improved stock-removing efficiency.
In order to guarantee installation accuracy and the tool changing efficiency of blade 132, preferred, blade 132 is clip type blade, and clip type blade guarantees higher resetting installation accuracy by locating surface is installed; Clip type blade is without high-temperature soldering, and the blade hardness that can avoid causing because of high-temperature soldering declines and the defect such as cracks, and has improved 132 life-spans of blade; Clip type blade, by special anterior angle and relief angle design, guarantees cutting precision and durability; By selecting suitable blade material, to adapt to, to solve the problem of drilling machine poor rigidity, and control good chip breaking length, to guarantee that high-pressure coolant can discharge iron filings smoothly.
The drilling machine composite drill that the utility model embodiment provides, due to drill bit 13 integrated brill small diameter bore and hole expansion function, thereby get out small diameter bore by centre drill 131, then carry out reaming by blade 132, on drilling machine, once property gets out diameter through hole; With use that drilling machine substep is holed, compared with reaming, working (machining) efficiency improves 4 times of left and right, and crudy is high; Compared with using boring machine bore hole after using drilling machine boring, working (machining) efficiency improves 8 times of left and right, and processing cost reduces greatly.The drilling machine composite drill that the utility model embodiment provides has improved working (machining) efficiency greatly, and guarantees drilling quality, and roughness reaches Ra6.3～Ra3.2, and aperture precision is H11 accuracy class.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (2)
1. drilling machine composite drill, comprise composite drill body, it is characterized in that, described composite drill body comprises connection handle, drilling rod and drill bit, described connection handle connects the main shaft interface of drilling machine, is set with cooling fluid slip ring on described connection handle, and described drilling rod one end connects described connection handle, the other end connects described drill bit, and described drill bit comprises the centre drill for holing and is arranged on the blade for reaming of described centre drill top; Described composite drill body interior is provided with the cooling fluid hole for guaranteeing described bit cutting performance, described cooling fluid hole comprises the first cooling fluid hole and the second cooling fluid hole, described first one end, cooling fluid hole is communicated with described cooling fluid slip ring, the other end extends to described centre drill after running through described drilling rod, described second one end, cooling fluid hole is communicated with described the first cooling fluid hole, and the other end extends to described blade.
2. drilling machine composite drill according to claim 1, is characterized in that, described blade is clip type blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048433.XU CN203696004U (en) | 2014-01-24 | 2014-01-24 | Composite drill of drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420048433.XU CN203696004U (en) | 2014-01-24 | 2014-01-24 | Composite drill of drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203696004U true CN203696004U (en) | 2014-07-09 |
Family
ID=51046503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420048433.XU Expired - Fee Related CN203696004U (en) | 2014-01-24 | 2014-01-24 | Composite drill of drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203696004U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752885A (en) * | 2014-01-24 | 2014-04-30 | 山东青能动力股份有限公司 | Combination drill of drilling machine |
| CN107309478A (en) * | 2017-06-02 | 2017-11-03 | 重庆市健隆家具有限公司 | The efficient puncher of Furniture panel |
-
2014
- 2014-01-24 CN CN201420048433.XU patent/CN203696004U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752885A (en) * | 2014-01-24 | 2014-04-30 | 山东青能动力股份有限公司 | Combination drill of drilling machine |
| CN107309478A (en) * | 2017-06-02 | 2017-11-03 | 重庆市健隆家具有限公司 | The efficient puncher of Furniture panel |
| CN107309478B (en) * | 2017-06-02 | 2019-01-18 | 重庆市健隆家具有限公司 | The efficient puncher of Furniture panel |
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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: 20140709 Termination date: 20200124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |