CN220612336U - Boring cutter for grooving - Google Patents
Boring cutter for grooving Download PDFInfo
- Publication number
- CN220612336U CN220612336U CN202321902641.7U CN202321902641U CN220612336U CN 220612336 U CN220612336 U CN 220612336U CN 202321902641 U CN202321902641 U CN 202321902641U CN 220612336 U CN220612336 U CN 220612336U
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- blade
- seat
- groove
- cutter
- pressing plate
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- 230000000149 penetrating effect Effects 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 6
- 238000003754 machining Methods 0.000 abstract description 5
- 238000003801 milling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Drilling Tools (AREA)
Abstract
The utility model relates to the technical field of machining cutters, in particular to a grooving boring cutter which comprises a cutter body, a first cutter blade seat, a second cutter blade seat, a locking bolt, an adjusting jackscrew I, an adjusting jackscrew II, a first cutter blade, a second cutter blade, a first cutter blade pressing plate, a second cutter blade pressing plate, a first cutter blade fastening screw and a second cutter blade fastening screw. Compared with the prior art, the utility model has symmetrical structure and stable operation when the cutter rotates; the blade spacing of the 2 blades is adjustable, and mounting grooves with different specifications can be machined.
Description
Technical Field
The utility model relates to the technical field of machining tools, in particular to a grooving boring tool.
Background
When the equipment shell is machined, certain mounting surfaces need to be machined with annular mounting grooves for mounting oil-proof and dust-proof O-shaped sealing rings, and because the mounting grooves are narrow, the traditional milling cutter type cutter is difficult to machine, the efficiency is low, and the cutter capable of rapidly completing machining is urgently needed to replace the traditional milling machining so as to improve the efficiency.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model discloses a grooving boring cutter, which adopts the following technical scheme:
a trenching boring cutter, comprising
The cutter body is provided with a T-shaped groove upwards from the center of the lower end surface, the T-shaped groove comprises a front transverse groove and a rear transverse groove of the vertical groove, the cutter body below the front transverse groove and the rear transverse groove is respectively provided with a cutter body countersink and a cutter body screw hole which are concentric, and the axial directions of the cutter body countersink and the cutter body screw hole are consistent with the length directions of the front transverse groove and the rear transverse groove;
the blade seat I comprises a plate-shaped seat body I, wherein the upper end surface of the seat body I extends backwards to form a first convex edge, the first convex edge is embedded into the rear transverse groove and is in sliding fit with the rear transverse groove, and the seat body I is provided with a long round groove I penetrating through the front surface and the rear surface of the seat body I, and a blade seat I screw hole penetrating through the long round groove I and the right end surface of the seat body I; a first insert groove is formed near the right end face, a first base body close to the first insert groove is provided with a first bolt hole of a pressing plate, and the rear end face of the first insert seat is abutted with the rear side wall of the vertical groove;
the blade seat II comprises a plate-shaped seat body II, the upper end surface of the seat body II extends forwards to form a convex rib II, the convex rib II is embedded into the front transverse groove and is in sliding fit with the front transverse groove, and a long round groove II penetrating through the front surface and the rear surface of the seat body II, and a blade seat II screw hole penetrating through the long round groove II and the left end surface of the seat body II are formed in the seat body II; a second insert groove is formed near the left end face, a first base body near the second insert groove is provided with a second bolt hole of the pressing plate, and the front end face of the second insert seat is abutted with the front side wall of the vertical groove; the front end surface of the first blade seat is abutted with the rear end surface of the second blade seat;
the locking bolt passes through the countersunk head hole of the cutter body, the long round groove II on the cutter blade seat II and the long round groove I on the cutter blade seat I and then is in threaded connection with the screw hole of the cutter body;
the first adjusting jackscrew is in threaded connection with the first screw hole of the blade seat, and the inner end of the first adjusting jackscrew is abutted against the locking bolt;
the second adjusting jackscrew is in threaded connection with the second screw hole of the blade seat, and the inner end of the second adjusting jackscrew is abutted against the locking bolt;
the first blade is embedded in the first blade embedding groove;
the second blade is embedded in the second blade embedding groove;
a blade pressing plate I for pressing the blade I;
a second blade pressing plate for pressing the second blade;
the first blade fastening screw penetrates through the first pressing blade and is in threaded connection with the first bolt hole of the pressing plate;
and the second blade fastening screw penetrates through the second pressing blade and is in threaded connection with the second bolt hole of the pressing plate.
Further, the cutter body arc avoidance grooves are respectively formed at the two ends of the front side surface and the rear side surface of the cutter body close to the lower end surface of the cutter body.
Further, a first arc-shaped avoidance groove of the blade seat is formed in the left lower corner of the first blade seat, and a second arc-shaped avoidance groove of the blade seat is formed in the right lower corner of the second blade seat.
Further, the right upper corner of the first blade seat is rounded, and the left upper corner of the second blade seat is rounded.
Further, the first blade and the second blade are Beijing ceramic GCFR series blades.
Further, the first blade pressing plate and the second blade pressing plate are Beijing ceramic CPS series pressing plate groups.
Further, the blade spacing between the first blade and the second blade is 70-100mm.
Compared with the prior art, the utility model has symmetrical structure and stable operation when the cutter rotates; the blade spacing of the 2 blades is adjustable, and mounting grooves with different specifications can be machined.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a component dispersion view of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
1-2, a trenching boring cutter comprising
The cutter body 1 is provided with a T-shaped groove 11 upwards from the center of the lower end surface, the T-shaped groove 11 comprises a front transverse groove 113 and a rear transverse groove 112 of a vertical groove 111, the cutter body 1 below the front transverse groove 113 and the rear transverse groove 112 is respectively provided with a cutter body countersink 12 and a cutter body screw hole 13 which are concentric, and the axial directions of the cutter body countersink 12 and the cutter body screw hole 13 are consistent with the length directions of the front transverse groove 113 and the rear transverse groove 112; the upper end of the cutter body is provided with a cylindrical surface for installing a side fixing cutter handle of a machine tool, the cylindrical surface is provided with a side fixing plane for fastening the cutter body, the T-shaped groove 11 is formed in a large-diameter cylinder at the lower section of the cutter body, and the T-shaped groove is symmetrical relative to the central axis.
The blade seat I2 comprises a plate-shaped seat body I21, the upper end surface of the seat body I21 extends backwards to form a convex edge I, the convex edge I is embedded into the rear transverse groove 112 and is in sliding fit with the rear transverse groove 112, and the seat body I21 is provided with a long round groove I23 penetrating through the front surface and the rear surface of the seat body I, and a blade seat I screw hole 24 penetrating through the long round groove I23 and the right end surface; a first insert groove 25 is formed near the right end face, a first pressing plate bolt hole 26 is formed in a first seat body 21 near the first insert groove 25, and the rear end face of the first insert seat 2 is abutted with the rear side wall of the vertical groove 111;
the second blade seat 3 comprises a second plate-shaped seat body 31, the upper end surface of the second seat body 31 extends forwards to form a second convex edge 32, the second convex edge is embedded into the front transverse groove 113 and is in sliding fit with the front transverse groove 113, and the second seat body 31 is provided with a second long round groove 33 penetrating through the front surface and the rear surface of the second seat body, and a second blade seat screw hole 34 penetrating through the second long round groove 33 and the left end surface; a second insert groove 35 is formed near the left end face, a second pressing plate bolt hole 36 is formed in the first seat body 21 near the second insert groove 35, and the front end face of the second insert seat 3 is abutted against the front side wall of the vertical groove 111; the front end surface of the first blade seat 2 is abutted with the rear end surface of the second blade seat 3; the thickness of the first blade seat 2 is equal to that of the second blade seat 3, and the thickness of the vertical groove 111 of the T-shaped groove 11 is equal to the sum of the thicknesses of the first blade seat 2 and the second blade seat 3.
The locking bolt 4 passes through the cutter body countersunk hole 12, the long round groove II 33 on the cutter blade seat II 3 and the long round groove I23 on the cutter blade seat I2 and is in threaded connection with the cutter body screw hole 13;
the adjusting jackscrew I5 is in threaded connection with the screw hole 24 of the blade seat I, and the inner end of the adjusting jackscrew I is abutted against the locking bolt 4;
the second adjusting jackscrew 6 is in threaded connection with the second screw hole 34 of the blade seat, and the inner end of the second adjusting jackscrew is abutted against the locking bolt 4;
the first long round groove 23 and the second long round groove 33 are matched with the first adjusting jackscrew 5 and the second adjusting jackscrew 6 to adjust the positions of the first blade seat 2 and the second blade seat 3, so that the diameter of the cutter is conveniently adjusted to meet the diameter requirement of a workpiece.
The first blade 7 is embedded in the first blade embedding groove 25;
the second blade 8 is embedded in the second blade embedding groove 35;
a first blade pressing plate 9 for pressing the first blade 7;
a second blade pressing plate 10 for pressing the second blade 8;
the first blade fastening screw 101 passes through the first pressing blade 7 and is in threaded connection with the first bolt hole 26 of the pressing plate;
the second blade fastening screw 102 passes through the second pressing blade 8 and is in threaded connection with the second bolt hole 36 of the pressing plate.
In another preferred embodiment, the cutter body 1 near the lower end surface of the cutter body is provided with cutter body arc avoidance grooves 14 which are respectively formed in the front side and the rear side of the vertical groove 111 and avoid the cutter blade pressing plate I9, the cutter blade pressing plate II 10, the cutter blade fastening screw I101 and/or the cutter blade fastening screw II 102.
In another preferred embodiment, the left lower corner of the first blade seat 2 is provided with a first arc-shaped avoidance groove 27 for avoiding the blade pressing plate 10 and the blade fastening screw 102, and the right lower corner of the second blade seat 3 is provided with a second arc-shaped avoidance groove 37 for avoiding the blade pressing plate 9 and the blade fastening screw 101.
In another preferred embodiment, the upper right corner of the first insert seat 2 is rounded and the upper left corner of the second insert seat 3 is rounded.
In another preferred embodiment, the first blade 7 and the second blade 8 are blades of the Beijing ceramic GCFR series.
In another preferred embodiment, blade platen one 9 and blade platen two 10 are a set of press plates of the Beijing ceramic CPS series.
In another preferred embodiment, the blade spacing between the first blade 7 and the second blade 8 is 70-100mm.
The 2 blade seats are inserted into two ends of a T-shaped groove of the cutter body respectively according to the direction of the cutter tip towards the cutting direction, locking bolts penetrate into oblong holes of the two blade seats from countersunk holes of the cutter body, threads are screwed into screw holes of the cutter body at the other side of the T-shaped groove, and the 2 blade seats are retracted to the position with the minimum diameter. And then the adjusting bolts are screwed into the adjusting bolt holes in the blade seat, the adjusting bolts are respectively adjusted to drive the blade seat to move outwards until the required machining diameter is achieved, finally the blade seat is clamped by the locking bolts, the cutter adjustment is completed, the fixed cylindrical surface at the upper end side of the cutter body is arranged on the fixed cutter handle at the side of the machine tool, and the machine tool is used for finishing the annular sealing ring groove on the workpiece.
While the preferred embodiments of the present utility model have been described above by way of illustration, the scope of the utility model is not limited to the above description but is defined by all technical features set forth in the appended claims and their equivalents. It will be appreciated by those skilled in the art that any modifications and variations are possible within the scope of the claims of the present utility model without departing from the spirit and scope of the teachings of the utility model.
Claims (7)
1. The utility model provides a boring cutter for grooving, which is characterized in that the boring cutter comprises
The cutter body (1) is provided with a T-shaped groove (11) upwards from the center of the lower end surface, the T-shaped groove (11) comprises a front transverse groove (113) and a rear transverse groove (112) of a vertical groove (111), the cutter body (1) below the front transverse groove (113) and the rear transverse groove (112) is provided with a concentric cutter body countersink (12) and a cutter body screw hole (13) respectively, and the axial directions of the cutter body countersink (12) and the cutter body screw hole (13) are consistent with the longitudinal directions of the front transverse groove (113) and the rear transverse groove (112);
the blade seat I (2) comprises a plate-shaped seat body I (21), the upper end surface of the seat body I (21) extends backwards to form a convex edge I, the convex edge I is embedded into the rear transverse groove (112) and is in sliding fit with the rear transverse groove, and the seat body I (21) is provided with a long round groove I (23) penetrating through the front surface and the rear surface of the seat body I, and a blade seat I screw hole (24) penetrating through the long round groove I (23) and the right end surface of the seat body I; a first insert groove (25) is formed near the right end face, a first pressing plate bolt hole (26) is formed in a first seat body (21) near the first insert groove (25), and the rear end face of the first insert seat (2) is abutted with the rear side wall of the vertical groove (111);
the second blade seat (3) comprises a plate-shaped second seat body (31), the upper end surface of the second seat body (31) extends forwards to form a second convex edge (32), the second convex edge is embedded into the front transverse groove (113) and is in sliding fit with the front transverse groove, and the second seat body (31) is provided with a second long round groove (33) penetrating through the front surface and the rear surface of the second seat body, a second blade seat screw hole (34) penetrating through the second long round groove (33) and the left end surface; a second insert groove (35) is formed near the left end face, a second pressing plate bolt hole (36) is formed in a first seat body (21) near the second insert groove (35), and the front end face of the second insert seat (3) is abutted with the front side wall of the vertical groove (111); the front end surface of the first blade seat (2) is abutted with the rear end surface of the second blade seat (3);
the locking bolt (4) passes through the cutter body countersunk hole (12), the long round groove II (33) on the cutter blade seat II (3) and the long round groove I (23) on the cutter blade seat I (2) and is in threaded connection with the cutter body screw hole (13);
the first adjusting jackscrew (5) is in threaded connection with a first screw hole (24) of the blade seat, and the inner end of the first adjusting jackscrew is abutted against the locking bolt (4);
the second adjusting jackscrew (6) is in threaded connection with the second screw hole (34) of the blade seat, and the inner end of the second adjusting jackscrew is abutted against the locking bolt (4);
the first blade (7) is embedded in the first blade embedding groove (25);
the second blade (8) is embedded in the second blade embedding groove (35);
a first blade pressing plate (9) for pressing the first blade (7);
a second blade pressing plate (10) for pressing the second blade (8);
the first blade fastening screw (101) passes through the first pressing blade (7) and is in threaded connection with the first bolt hole (26) of the pressing plate;
and the second blade fastening screw (102) passes through the second pressing blade (8) and is in threaded connection with the second bolt hole (36) of the pressing plate.
2. The grooving and boring cutter according to claim 1, wherein cutter body arc avoidance grooves (14) for avoiding a first cutter pressing plate (9), a second cutter pressing plate (10), a first cutter fastening screw (101) and/or a second cutter fastening screw (102) are respectively formed in the cutter body (1) close to the lower end surface of the cutter body, and in the front side and the rear side of the vertical groove (111).
3. The grooving boring cutter according to claim 1, wherein the lower left corner of the first blade seat (2) is provided with a first arc-shaped avoidance groove (27) of the blade seat for avoiding the second blade pressing plate (10) and the second blade fastening screw (102), and the lower right corner of the second blade seat (3) is provided with a second arc-shaped avoidance groove (37) of the blade seat for avoiding the first blade pressing plate (9) and the first blade fastening screw (101).
4. The grooving boring tool of claim 1, wherein the upper right corner of the first insert seat (2) is rounded and the upper left corner of the second insert seat (3) is rounded.
5. The grooving and boring cutter according to claim 1, wherein the first blade (7) and the second blade (8) are Beijing ceramic GCFR series blades.
6. The grooving and boring cutter according to claim 1, wherein the first blade pressing plate (9) and the second blade pressing plate (10) are a Beijing ceramic CPS series pressing plate group.
7. A trenching boring tool as claimed in claim 1 wherein the blade spacing between the first and second blades (7, 8) is 70-100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902641.7U CN220612336U (en) | 2023-07-19 | 2023-07-19 | Boring cutter for grooving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902641.7U CN220612336U (en) | 2023-07-19 | 2023-07-19 | Boring cutter for grooving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220612336U true CN220612336U (en) | 2024-03-19 |
Family
ID=90218679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902641.7U Active CN220612336U (en) | 2023-07-19 | 2023-07-19 | Boring cutter for grooving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220612336U (en) |
-
2023
- 2023-07-19 CN CN202321902641.7U patent/CN220612336U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |