CN213052890U - Internal cooling deep hole drilling and boring twist drill - Google Patents
Internal cooling deep hole drilling and boring twist drill Download PDFInfo
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- CN213052890U CN213052890U CN202021791941.9U CN202021791941U CN213052890U CN 213052890 U CN213052890 U CN 213052890U CN 202021791941 U CN202021791941 U CN 202021791941U CN 213052890 U CN213052890 U CN 213052890U
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Abstract
The utility model relates to a twist drill technical field, in particular to an internal cooling deep hole drill boring twist drill, which comprises a handle part and a cutting knife, wherein the bottom end of the handle part is fixedly connected with the top end of the cutting knife, a cooling liquid chamber is arranged at the inner side of the handle part, the front end inner side of the handle part is slidably connected with a sliding cover, the inner side of the handle part is fixedly connected with an air inlet pipe, a liquid inlet pipe and a vent pipe, and the bottom ends of the air inlet pipe, the liquid inlet pipe and the vent pipe are all communicated with the inner side of the cooling liquid chamber. The operation is convenient, and the practicability is good.
Description
Technical Field
The utility model relates to a fluted drill technical field specifically is an interior cooling deep hole bores boring fluted drill.
Background
Twist drills are tools for drilling round holes in workpieces by rotary cutting relative to a fixed axis, and are named because chip flutes are spiral and shaped like twist, and spiral flutes have 2 flutes, 3 flutes or more, but most commonly 2 flutes, twist drills can be clamped on hand-held drilling tools, drilling machines, milling machines, lathes or even machining centers, and the drill bit material is generally high-speed tool steel or hard alloy.
In the prior art, the existing internal cooling twist drill is complicated in the process of adding cooling liquid, and the added cooling liquid is easy to splash out from an adding port.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interior cooling deep hole bores boring fluted drill to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the internal cooling deep hole drilling and boring twist drill comprises a handle part and a cutting knife, wherein the bottom end of the handle part is fixedly connected with the top end of the cutting knife, a cooling liquid chamber is formed in the inner side of the handle part, a sliding cover is slidably connected to the inner side of the front end of the handle part, an air inlet pipe, a liquid inlet pipe and a vent pipe are fixedly connected to the inner side of the handle part, the bottom ends of the air inlet pipe, the liquid inlet pipe and the vent pipe are communicated with the inner side of the cooling liquid chamber, and the bottom end of the liquid inlet pipe is arranged on the inner side.
Preferably, the rear side of the sliding cover is fixedly connected with a sealing gasket, the top end of the sliding cover is fixedly connected with a first limiting rod, and the outer side of the first limiting rod is in sliding connection with the inner side of the handle part.
Preferably, the top end of the handle part is provided with a first spring, and two ends of the first spring are respectively fixed at the top end of the first limiting rod and the inner side of the top end of the handle part.
Preferably, the inner side of the front end of the handle part is fixedly connected with an air inlet nozzle and a liquid filling opening, the air inlet nozzle and the liquid filling opening are both arranged on the rear side of the sliding cover, the rear end of the air inlet nozzle is communicated with the top end of the air inlet pipe, and the rear end of the liquid filling opening is communicated with the top end of the liquid inlet pipe.
Preferably, the top end of the vent pipe is communicated with the outer side of the handle part, the inner side of the rear end of the handle part is connected with a sealing block in a sliding mode, the top end of the sealing block is fixedly connected with a second limiting rod, and the outer side of the second limiting rod is connected with the inner side of the rear end of the handle part in a sliding mode.
Preferably, the inner side of the rear end of the handle part is provided with a third spring, and two ends of the third spring are respectively fixed at the top end of the second limiting rod and the inner side of the rear end of the handle part.
Preferably, the inside sliding connection of stalk portion has the kicking block, the kicking block is located between suction nozzle and the filling opening, the rear side of kicking block is provided with the second spring, the second spring both ends are fixed in kicking block rear end and stalk portion inboard respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the sliding closure that sets up, sealed piece, kicking block and components such as first gag lever post, can plug up suction nozzle and filling opening, the sealed pad that sets up plays sealed effect, prevent the spill of coolant liquid, after the front end of kicking block is slided to the bottom of sliding closure, the kicking block can pop out under the effect of second spring, the kicking block pops out the back, can carry on spacingly to the sliding closure, prevent that the sliding closure from descending under the effect of first spring, play the effect of the operation of being convenient for, has fine practicality.
2. The utility model discloses in, through components such as suction nozzle, filling opening intake pipe and permeability cell that set up, can realize adding fast and discharging to the coolant liquid, when adding the liquid medicine, can directly add through external syringe, when letting off the coolant liquid, can aerify the coolant liquid chamber through external air-filled bag, the pressure of coolant liquid chamber can increase, and the coolant liquid can pass feed liquor pipe and filling opening discharge under the effect of pressure, has fine practicality.
Drawings
Fig. 1 is a schematic front view of the sliding cover of the present invention;
FIG. 2 is a schematic top view of the sliding cover of the present invention;
FIG. 3 is a schematic diagram of the right side cut-away mounting structure of the present invention;
FIG. 4 is a schematic view of the left side cutting installation structure of the present invention;
fig. 5 is a schematic view of the installation structure at a of fig. 3 according to the present invention;
fig. 6 is a schematic view of the top-view mounting structure of the top block of the present invention.
In the figure: 1-cutting knife, 2-handle part, 3-sliding cover, 4-first limiting rod, 5-air inlet nozzle, 6-liquid feeding port, 7-top block, 8-first spring, 9-liquid inlet pipe, 10-cooling liquid chamber, 11-air inlet pipe, 12-second spring, 13-sealing pad, 14-third spring, 15-second limiting rod, 16-sealing block and 17-vent pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides an internal cooling deep hole bores boring twist drill, including stalk portion 2 and cutting sword 1, the bottom of stalk portion 2 and the top fixed connection of cutting sword 1, cooling liquid chamber 10 has been seted up to the inboard of stalk portion 2, the inboard sliding connection in front end of stalk portion 2 has sliding closure 3, when the twist drill uses, sliding closure 3 can be downstream under first spring 8's effect, plug up air intake nozzle 5 and filling opening 6, the sealed pad 13 that sets up plays sealed effect, prevent the spill of coolant liquid, has fine practicality, the inboard fixedly connected with intake pipe 11 of stalk portion 2, feed liquor pipe 9 and permeability cell 17, intake pipe 11, the bottom of feed liquor pipe 9 and permeability cell 17 all is linked together with the inboard of cooling liquid chamber 10, the bottom setting of feed liquor pipe 9 is inboard in the bottom of cooling liquid chamber 10.
The rear side of the sliding cover 3 is fixedly connected with a sealing gasket 13, the top end of the sliding cover 3 is fixedly connected with a first limiting rod 4, the outer side of the first limiting rod 4 is connected with the inner side of the handle part 2 in a sliding manner, the inner side of the top end of the handle part 2 is provided with a first spring 8, two ends of the first spring 8 are respectively fixed at the top end of the first limiting rod 4 and the inner side of the top end of the handle part 2, the inner side of the front end of the handle part 2 is fixedly connected with an air inlet nozzle 5 and a liquid filling opening 6, the air inlet nozzle 5 and the liquid filling opening 6 are both arranged at the rear side of the sliding cover 3, the rear end of the air inlet nozzle 5 is communicated with the top end of an air inlet pipe 11, the rear end of the liquid filling opening 6 is communicated with the top end of a liquid inlet pipe 9, when cooling liquid is added, an externally connected injector can be inserted into the inner side of the liquid filling opening 6, when liquid enters, air needs to be discharged, meanwhile, the sealing block 16 is shifted upwards, gas on the inner side of the cooling liquid chamber 10 can be discharged, the second limiting rod 15 arranged at the top end of the sealing block 16 can play a role in limiting the sealing block 16, the sealing block 16 can have a downward movement force due to the arrangement of the third spring 14, when the cooling liquid is not added, the sealing effect is achieved, when the cooling liquid is discharged, the sliding cover 3 is also positioned on the upper side, the sealing block 16 is positioned on the lower side, the external air flushing bag is butted with the air inlet nozzle 5 and pressed, the gas can enter the inner side of the cooling liquid chamber 10, the pressure of the cooling liquid chamber 10 can be increased, the cooling liquid can pass through the liquid inlet pipe 9 and the liquid filling opening 6 under the pressure, the adding and discharging mode of the cooling liquid is simple and rapid, and has good practicability, the top end of the vent pipe 17 is communicated with the outer side of the handle part 2, the inner side of the rear end of the handle part 2 is connected with a sealing block 16 in a sliding manner, the top end of the sealing block 16 is fixedly connected with a second limiting rod 15, the outer side of the second limiting rod 15 is connected with the inner side of the rear end of the handle part 2 in a sliding manner, the inner side of the rear end of the handle part 2 is provided with a third spring 14, two ends of the third spring 14 are respectively fixed at the top end of the second limiting rod 15 and the inner side of the rear end of the handle part 2, the inner side of the handle part 2 is connected with a top block 7 in a sliding manner, the top block 7 is positioned between the air inlet nozzle 5 and the liquid filling opening 6, the rear side of the top block 7 is provided with a second spring 12, two ends of the second spring 12 are respectively fixed at the rear end of the top block 7 and the inner side of the handle part 2, when the bottom end of the sliding cover 3 slides over the front end of the top, the function of convenient operation is achieved.
The working process is as follows: the air inlet nozzle 5 in the utility model is the prior art, plays the role of a one-way valve, ensures that the gas passing through the air inlet nozzle 5 can only enter, the utility model can realize the quick replacement of the cooling liquid inside the cooling liquid chamber 10, pulls the sliding cover 3 upwards, wherein, when the twist drill is used, the sliding cover 3 can move downwards under the action of the first spring 8 to block the air inlet nozzle 5 and the liquid filling opening 6, the arranged sealing gasket 13 plays the role of sealing to prevent the splashing of the cooling liquid, has good practicability, when the bottom end of the sliding cover 3 slides over the front end of the ejector block 7, the ejector block 7 can be popped out under the action of the second spring 12, after the ejector block 7 is popped out, the sliding cover 3 can be limited, the sliding cover 3 is prevented from descending under the action of the first spring 8, plays the role of convenient operation, when the cooling liquid is added, the inner side of the liquid filling opening 6 of the externally connected injector can be inserted, at this time, when the injector is pressed, the cooling liquid in the injector can enter the inner side of the cooling liquid chamber 10 through the liquid inlet 6 and the liquid inlet pipe 9, because the liquid inlet pipe 9 is located at the bottommost end of the cooling liquid chamber 10, air needs to be discharged when the liquid enters, meanwhile, the sealing block 16 is shifted upwards, gas inside the cooling liquid chamber 10 can be discharged, the second limiting rod 15 arranged at the top end of the sealing block 16 can limit the sealing block 16, the third spring 14 can enable the sealing block 16 to have a downward movement force, when the cooling liquid is not added, the sealing effect is achieved, when the cooling liquid is discharged, the sliding cover 3 is also located at the upper side, the sealing block 16 is located at the lower side, the external air flushing bag is in butt joint with the air inlet nozzle 5, the air flushing chamber is pressed, the gas can enter the inner side of the cooling liquid chamber 10, and the pressure of the cooling liquid chamber 10 can be increased, the coolant liquid can pass feed liquor pipe 9 and filling opening 6 discharge under the effect of pressure, and this kind of addition and the discharge mode of coolant liquid, simple swift has fine practicality.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an internal cooling deep hole bores boring fluted drill, includes stalk portion (2) and cutting sword (1), its characterized in that: the bottom of stalk portion (2) and the top fixed connection of cutting sword (1), cooling liquid chamber (10) have been seted up to the inboard of stalk portion (2), the inboard sliding connection of front end of stalk portion (2) has sliding closure (3), the inboard fixedly connected with intake pipe (11), feed liquor pipe (9) and permeability cell (17) of stalk portion (2), the bottom of intake pipe (11), feed liquor pipe (9) and permeability cell (17) all is linked together with the inboard of cooling liquid chamber (10), the bottom setting of feed liquor pipe (9) is inboard in the bottom of cooling liquid chamber (10).
2. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the rear side fixedly connected with of sliding closure (3) seals up pad (13), the top fixedly connected with of sliding closure (3) has first gag lever post (4), the outside and the inboard sliding connection of stalk portion (2) of first gag lever post (4).
3. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the top end of the handle part (2) is provided with a first spring (8), and the two ends of the first spring (8) are respectively fixed at the top end of the first limiting rod (4) and the top end of the handle part (2).
4. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the handle is characterized in that an air inlet nozzle (5) and a liquid filling opening (6) are fixedly connected to the inner side of the front end of the handle part (2), the air inlet nozzle (5) and the liquid filling opening (6) are arranged on the rear side of the sliding cover (3), the rear end of the air inlet nozzle (5) is communicated with the top end of an air inlet pipe (11), and the rear end of the liquid filling opening (6) is communicated with the top end of a liquid inlet pipe (9).
5. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the top end of the vent pipe (17) is communicated with the outer side of the handle part (2), the inner side of the rear end of the handle part (2) is connected with a sealing block (16) in a sliding mode, the top end of the sealing block (16) is fixedly connected with a second limiting rod (15), and the outer side of the second limiting rod (15) is connected with the inner side of the rear end of the handle part (2) in a sliding mode.
6. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the rear end of the handle part (2) is provided with a third spring (14) on the inner side, and the two ends of the third spring (14) are respectively fixed on the top end of the second limiting rod (15) and the inner side of the rear end of the handle part (2).
7. The internal cooling deep hole drill boring twist drill according to claim 1, characterized in that: the inboard sliding connection of stalk portion (2) has kicking block (7), kicking block (7) are located between suction nozzle (5) and filling opening (6), the rear side of kicking block (7) is provided with second spring (12), second spring (12) both ends are fixed in kicking block (7) rear end and stalk portion (2) inboard respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791941.9U CN213052890U (en) | 2020-08-24 | 2020-08-24 | Internal cooling deep hole drilling and boring twist drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791941.9U CN213052890U (en) | 2020-08-24 | 2020-08-24 | Internal cooling deep hole drilling and boring twist drill |
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| Publication Number | Publication Date |
|---|---|
| CN213052890U true CN213052890U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021791941.9U Active CN213052890U (en) | 2020-08-24 | 2020-08-24 | Internal cooling deep hole drilling and boring twist drill |
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| CN (1) | CN213052890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378320A (en) * | 2022-02-22 | 2022-04-22 | 江苏省徐州技师学院 | End face annular deep groove machining tool |
-
2020
- 2020-08-24 CN CN202021791941.9U patent/CN213052890U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378320A (en) * | 2022-02-22 | 2022-04-22 | 江苏省徐州技师学院 | End face annular deep groove machining tool |
| CN114378320B (en) * | 2022-02-22 | 2023-05-12 | 江苏省徐州技师学院 | End face annular deep groove machining cutter |
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