CN218135025U - Double-edge boring cutter bar for deep hole machining and turning of parts - Google Patents
Double-edge boring cutter bar for deep hole machining and turning of parts Download PDFInfo
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- CN218135025U CN218135025U CN202221392642.7U CN202221392642U CN218135025U CN 218135025 U CN218135025 U CN 218135025U CN 202221392642 U CN202221392642 U CN 202221392642U CN 218135025 U CN218135025 U CN 218135025U
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- boring cutter
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- cutter base
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Abstract
The utility model relates to the technical field of boring processing, in particular to a double-edged boring cutter bar for deep hole processing and turning of parts, which comprises a boring cutter bar and a boring cutter base body arranged at the bottom end of the boring cutter bar; a limiting component A for positioning the boring cutter base body is arranged on the boring cutter bar; two blades are arranged on the boring cutter base body; the boring cutter comprises a boring cutter base body, a boring cutter base body and a positioning rod, wherein a fixing bolt is connected to the boring cutter base body in a threaded manner, a threaded hole B which penetrates through the upper end and the lower end of the boring cutter base body and is matched with the fixing bolt is formed in the boring cutter base body, a threaded hole A which is matched with the fixing bolt is formed in the bottom of the boring cutter rod, a positioning cylinder is fixedly connected to the screwing-in end of the fixing bolt, an installation groove is formed in the boring cutter rod, and a limiting component B for fixing the positioning cylinder is arranged in the installation groove; the top end of the boring cutter rod is rotatably provided with an annular nozzle, and the bottom end of the annular nozzle is provided with a plurality of water flowing holes. The utility model discloses can be convenient for carry out dismouting work to the boring cutter base member to can guarantee the stability of being connected between boring cutter base member and the boring cutter pole, difficult production is not hard up.
Description
Technical Field
The utility model relates to a boring processing technology field especially relates to a twolip boring cutter arbor for part BTA turning.
Background
The boring cutter is one kind of boring cutter, and is one circular handle, square cutter rod for large workpiece, inner hole machining, reaming, copying, etc. the boring cutter has one or two cutting parts for rough machining, semi-finishing or finishing machining of available hole, and double-edge boring cutter has two cutter teeth distributed in the center and cutting simultaneously.
In order to replace the double-edge boring cutter conveniently, the double-edge boring cutter and the boring cutter rod are arranged to be of a detachable connection structure, the double-edge boring cutter is fixed by screws or bolts usually, but the screws are loosened easily due to long time, and the stability of installation of the double-edge boring cutter is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists in the background art, the utility model provides a twolip boring cutter arbor for part BTA turning.
The technical scheme of the utility model: a double-edge boring cutter bar for deep hole machining and turning of parts comprises a boring cutter bar and a boring cutter base body arranged at the bottom end of the boring cutter bar; a limiting component A for positioning the boring cutter base body is arranged on the boring cutter bar; the boring cutter base body is provided with two blades, and the two blades are detachably connected with the boring cutter base body through a plurality of fixing screws; the boring cutter comprises a boring cutter base body, a boring cutter base body and a positioning rod, wherein a fixing bolt is connected to the boring cutter base body in a threaded manner, a threaded hole B which penetrates through the upper end and the lower end of the boring cutter base body and is matched with the fixing bolt is formed in the boring cutter base body, a threaded hole A which is matched with the fixing bolt is formed in the bottom of the boring cutter rod, a positioning cylinder is fixedly connected to the screwing-in end of the fixing bolt, an installation groove is formed in the boring cutter rod, and a limiting component B for fixing the positioning cylinder is arranged in the installation groove; the top end of the boring cutter rod is rotatably provided with an annular nozzle, the input end of the annular nozzle is connected with a hose, an annular cavity is formed on the inner side of the annular nozzle, the bottom end of the annular nozzle is provided with a plurality of water flow holes, and the water flow holes are communicated with the inner cavity of the annular nozzle.
Preferably, a plurality of limit hole groups are arranged on the boring cutter base body at the two blades side by side, and each limit hole group comprises a plurality of screw holes which correspond to the plurality of fixing screws on the blades one by one.
Preferably, the limiting assembly A comprises a plurality of limiting insertion blocks, the limiting insertion blocks are fixedly arranged at the bottom end of the boring cutter rod, and a plurality of positioning grooves which correspond to the limiting insertion blocks one to one are formed in the boring cutter base body.
Preferably, the limiting component B comprises a guide rod, a limiting clamping block, a spring and a push rod, the guide rod is fixedly arranged in the mounting groove, the limiting clamping block is slidably arranged in the mounting groove and is slidably connected with the guide rod, the spring is sleeved on the guide rod, the push rod is connected with the limiting clamping block, and the outer end part of the push rod movably penetrates through the outer side wall of the boring cutter rod; the positioning cylinder is provided with an annular groove.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: when the boring cutter base body is installed, the positioning grooves in the boring cutter base body are aligned to the position of the limiting insert blocks, the limiting insert blocks are respectively inserted into the positioning grooves, so that the boring cutter base body is positioned, then the push rod is pressed inwards to drive the limiting fixture block to move, the fixing bolt is screwed into the threaded hole B, the fixing bolt is continuously rotated, the end portion of the fixing bolt is screwed into the threaded hole A, so that the boring cutter bar and the boring cutter base body are fixed, when the fixing bolt is rotated to a limit position, the positioning cylinder is arranged in the mounting groove, then the push rod can be loosened, the end portion of the limiting fixture block is driven to be clamped into the inner side of the annular groove under the elastic force of the spring, so that the limiting of the positioning cylinder and the fixing bolt is completed, the fixing bolt can be prevented from loosening, and the stability of connection of the boring cutter bar and the boring cutter base body is ensured; when the boring cutter is used for drilling, the water inlet end of the hose can be connected with an external water source, water flows into the cavity of the annular nozzle through the hose and is finally sprayed to the surface of the boring cutter base body through the drain holes; to sum up, the utility model discloses can be convenient for carry out dismouting work to the boring cutter base member to can guarantee the stability of being connected between boring cutter base member and the boring cutter pole, difficult production is not hard up, can carry out cooling to the boring cutter base member through the annular shower nozzle that sets up, and can also prevent that the piece that the during operation produced from outwards splashing everywhere.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 and 3 are the explosion diagrams of the present invention.
Fig. 4 is the sectional structure view of the bottom end of the middle boring cutter bar of the utility model.
Reference numerals: 1. boring a cutter bar; 101. mounting grooves; 102. a threaded hole A; 2. a boring cutter base body; 201. a screw hole; 202. positioning a groove; 203. a threaded hole B; 3. a blade; 4. an annular nozzle; 401. a water flowing hole; 5. a hose; 6. limiting the inserting block; 7. fixing screws; 8. fixing the bolt; 9. positioning the cylinder; 901. an annular groove; 10. a guide rod; 11. a limiting clamping block; 12. a spring; 13. a push rod.
Detailed Description
Example one
As shown in fig. 1-4, the utility model provides a double-edged boring cutter bar for deep hole machining and turning of parts, which comprises a boring cutter bar 1 and a boring cutter base body 2 arranged at the bottom end of the boring cutter bar 1; the boring cutter bar 1 is provided with a limiting assembly A for positioning the boring cutter base body 2, the limiting assembly A comprises a plurality of limiting insertion blocks 6, the limiting insertion blocks 6 are all fixedly arranged at the bottom end of the boring cutter bar 1, and the boring cutter base body 2 is provided with a plurality of positioning grooves 202 corresponding to the limiting insertion blocks 6 one by one; the boring cutter base body 2 is provided with two blades 3, and the two blades 3 are detachably connected with the boring cutter base body 2 through a plurality of fixing screws 7; the boring cutter base body 2 is in threaded connection with a fixing bolt 8, the boring cutter base body 2 is provided with a threaded hole B203 which penetrates through the upper end and the lower end of the boring cutter base body and is matched with the fixing bolt 8, the bottom of the boring cutter rod 1 is provided with a threaded hole A102 which is matched with the fixing bolt 8, the screwing end of the fixing bolt 8 is fixedly connected with a positioning cylinder 9, the inside of the boring cutter rod 1 is provided with a mounting groove 101, a limiting assembly B which is used for fixing the positioning cylinder 9 is arranged in the mounting groove 101, the limiting assembly B comprises a guide rod 10, a limiting clamping block 11, a spring 12 and a push rod 13, the guide rod 10 is fixedly arranged in the mounting groove 101, the limiting clamping block 11 is slidably connected with the guide rod 10, the spring 12 is sleeved on the guide rod 10, the push rod 13 is connected with the limiting clamping block 11, and the outer end part of the push rod 13 movably penetrates through the outer side wall of the boring cutter rod 1; an annular groove 901 is formed in the positioning cylinder 9; the top end of the boring cutter rod 1 is rotatably provided with an annular nozzle 4, the input end of the annular nozzle 4 is connected with a hose 5, an annular cavity is formed on the inner side of the annular nozzle 4, the bottom end of the annular nozzle 4 is provided with a plurality of water flow holes 401, and the water flow holes 401 are communicated with the inner cavity of the annular nozzle 4.
In the embodiment, when the boring cutter base body 2 is installed, the positioning grooves 202 on the boring cutter base body 2 are aligned to the position of the limiting insert blocks 6, so that the limiting insert blocks 6 are respectively inserted into the positioning grooves 202, thereby positioning the boring cutter base body 2 is completed, then the push rod 13 is pressed inwards to drive the limiting fixture block 11 to move, then the fixing bolt 8 is screwed into the threaded hole B203, the fixing bolt 8 is continuously rotated, the end part of the fixing bolt 8 is screwed into the threaded hole a102, thereby fixing the boring cutter bar 1 and the boring cutter base body 2, when the fixing bolt 8 rotates to a limit position, the positioning cylinder 9 is arranged in the installation groove 101, then the push rod 13 can be loosened, the end part of the limiting fixture block 11 is driven to be clamped into the inner side of the annular groove 901 under the elastic force of the spring 12, thereby limiting the positioning cylinder 9 and the fixing bolt 8 is completed, loosening of the fixing bolt 8 can be prevented, and the stability of connection of the boring cutter bar 1 and the boring cutter base body 2 is ensured; when the boring tool is used for drilling, the water inlet end of the hose 5 can be connected with an external water source, water flows into the cavity of the annular nozzle 4 through the hose 5 and is finally sprayed to the surface of the boring tool base body 2 through the water flowing holes 401, so that the boring tool base body 2 can be cooled, and scraps generated during working can be prevented from splashing outwards.
Example two
As shown in fig. 2 and fig. 3, compared with the first embodiment, in the present embodiment, the double-edged boring tool bar for deep-hole machining and turning of parts provided by the present invention has a plurality of limiting hole groups arranged side by side on the boring tool base body 2 at two blades 3, each limiting hole group includes a plurality of screw holes 201 corresponding to the plurality of fixing screws 7 on the blade 3 one by one; the blade 3 can be conveniently adjusted in mounting position through the arranged limit hole groups, and then the size of the drilled hole can be changed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (4)
1. A double-edged boring cutter bar for deep hole machining and turning of parts is characterized by comprising a boring cutter bar (1) and a boring cutter base body (2) arranged at the bottom end of the boring cutter bar (1); a limiting component A for positioning the boring cutter base body (2) is arranged on the boring cutter bar (1); two blades (3) are arranged on the boring cutter base body (2), and the two blades (3) are detachably connected with the boring cutter base body (2) through a plurality of fixing screws (7); the boring cutter is characterized in that a fixing bolt (8) is connected to the boring cutter base body (2) in a threaded manner, a threaded hole B (203) which penetrates through the upper end and the lower end of the boring cutter base body and is matched with the fixing bolt (8) is formed in the boring cutter base body (2), a threaded hole A (102) which is matched with the fixing bolt (8) is formed in the bottom of the boring cutter rod (1), a positioning cylinder (9) is fixedly connected to the screwing end of the fixing bolt (8), an installation groove (101) is formed in the boring cutter rod (1), and a limiting component B used for fixing the positioning cylinder (9) is arranged in the installation groove (101); the top of boring cutter pole (1) rotates installs annular shower nozzle (4), and the input of annular shower nozzle (4) is connected with hose (5), and the inboard of annular shower nozzle (4) is formed with and is annular cavity, and a plurality of discharge orifices (401) have been seted up to the bottom of annular shower nozzle (4), and a plurality of discharge orifices (401) all communicate with the inside cavity of annular shower nozzle (4).
2. The double-edged boring tool bar for deep hole machining and turning of parts as claimed in claim 1, characterized in that a plurality of limit hole groups are arranged side by side on the boring tool base body (2) at the two blades (3), each limit hole group comprising a plurality of screw holes (201) corresponding to a plurality of fixing screws (7) on the blades (3) one by one.
3. The double-edged boring cutter bar for deep hole machining and turning of parts as claimed in claim 1, characterized in that the limiting assembly A comprises a plurality of limiting inserts (6), the plurality of limiting inserts (6) are all fixedly arranged at the bottom end of the boring cutter bar (1), and a plurality of positioning grooves (202) corresponding to the plurality of limiting inserts (6) one to one are formed in the boring cutter base body (2).
4. The double-edge boring cutter bar for deep hole machining and turning of parts according to claim 1 is characterized in that the limiting assembly B comprises a guide rod (10), a limiting clamping block (11), a spring (12) and a push rod (13), the guide rod (10) is fixedly arranged in the mounting groove (101), the limiting clamping block (11) is slidably connected with the guide rod (10), the spring (12) is sleeved on the guide rod (10), the push rod (13) is connected with the limiting clamping block (11), and the outer end part of the push rod (13) movably penetrates through the outer side wall of the boring cutter bar (1); an annular groove (901) is arranged on the positioning cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221392642.7U CN218135025U (en) | 2022-06-06 | 2022-06-06 | Double-edge boring cutter bar for deep hole machining and turning of parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221392642.7U CN218135025U (en) | 2022-06-06 | 2022-06-06 | Double-edge boring cutter bar for deep hole machining and turning of parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218135025U true CN218135025U (en) | 2022-12-27 |
Family
ID=84575179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221392642.7U Active CN218135025U (en) | 2022-06-06 | 2022-06-06 | Double-edge boring cutter bar for deep hole machining and turning of parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218135025U (en) |
-
2022
- 2022-06-06 CN CN202221392642.7U patent/CN218135025U/en active Active
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