CN210702780U - R angle end milling cutter - Google Patents
R angle end milling cutter Download PDFInfo
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- CN210702780U CN210702780U CN201921402878.2U CN201921402878U CN210702780U CN 210702780 U CN210702780 U CN 210702780U CN 201921402878 U CN201921402878 U CN 201921402878U CN 210702780 U CN210702780 U CN 210702780U
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Abstract
The utility model discloses a R angle end milling cutter, including erection column, first blade disc and second blade disc, from last down respectively the cover is equipped with first blade disc and second blade disc on the erection column, and the outside of erection column is fixed with the locating piece, the locating piece is located the constant head tank, the outside reservation of first blade disc and second blade disc has the mounting groove, and is fixed with R angle tool bit in the mounting groove, the bottom edge of first blade disc and the top edge of second blade disc all are provided with the fixed slot, and the fixed slot in-connection has the dead lever, the top cover of erection column is equipped with the assistance brace, and has seted up the butt joint groove on the inner wall of assistance brace, connect the butt joint piece in the butt joint groove, and the butt joint piece is fixed in the outside of erection column, the outside of assistance brace is installed and is assisted the vaulting pole. This R angle end milling cutter improves holistic stability can, the change of the single R angle tool bit of being convenient for saves the resource, can carry out the processing operation of multistation from top to bottom simultaneously.
Description
Technical Field
The utility model relates to a milling cutter technical field specifically is a R angle end milling cutter.
Background
The milling cutter is a rotary cutter with one or more cutter teeth for milling, is mainly applied to a milling machine for processing planes, steps, grooves, forming surfaces, cutting workpieces and the like, and the types of the milling cutter include an R-angle end milling cutter and a plane milling cutter according to the processing requirements of different workpieces, however, the existing R-angle end milling cutter has the following problems in use:
current R angle end milling cutter mostly adopts whole welding shaping, and when processing was used, the tool bit had the damage of having inevitable, and whole fashioned R angle end milling cutter in case damage needs whole to be changed again, and is inconvenient to change single individuality, the resource-wasting, and current R angle end milling cutter simultaneously, whole inconvenient dismantlement installation does not possess the multistation processing that different work needs.
Aiming at the problems, innovative design is urgently needed on the basis of the original R-angle end milling cutter.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a R angle end milling cutter to solve above-mentioned background art and provide some R angle end milling cutters, in case damage, inconvenient change spare part, resource-wasting, the problem of inconvenient multistation processing simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: an R-angle end milling cutter comprises a mounting column, a first cutter disc and a second cutter disc, wherein the first cutter disc and the second cutter disc are respectively sleeved on the mounting column from top to bottom, and the outer side of the mounting column is fixed with a positioning block which is positioned in a positioning groove, the positioning groove is arranged at the inner sides of the first cutter disc and the second cutter disc, the outer sides of the first cutter disc and the second cutter disc are reserved with mounting grooves, and an R-angle cutter head is fixed in the mounting groove, fixing grooves are arranged at the bottom edge of the first cutter head and the top edge of the second cutter head, and a fixed rod is connected in the fixed groove, the top of the mounting column is sleeved with an auxiliary supporting sleeve, the inner wall of the auxiliary supporting sleeve is provided with a butt joint groove, a butt joint block is connected in the butt joint groove, and the butt joint block is fixed in the outside of erection column, the outside of assisting the brace is installed and is assisted the vaulting pole, and the bottom of assisting the vaulting pole is fixed in the up end of first blade disc.
Preferably, the locating piece and the locating groove are mutually clamped, and the number of the locating pieces is 4 symmetrically arranged relative to the central axis of the mounting column.
Preferably, the R-angle tool bits are distributed in an equal angle mode about the central axes of the first cutter disc and the second cutter disc, and a dismounting and mounting structure is formed between the R-angle tool bits and the mounting groove.
Preferably, the fixing rod is in threaded connection with the fixing grooves, and the positions of the upper and lower 2 fixing grooves correspond to each other.
Preferably, the butt-joint block is designed to be of a trapezoidal structure, and the cross-sectional area of the butt-joint block is equal to that of the butt-joint groove.
Preferably, the auxiliary stay bar, the first cutter head and the auxiliary stay sleeve are all welded into an integral structure, and the auxiliary stay bar and the positioning block are distributed in a staggered manner.
Compared with the prior art, the beneficial effects of the utility model are that: the R-angle end mill;
1. the R-angle tool bits are distributed in an equal angle mode about the central axes of the first cutter disc and the second cutter disc, a dismounting and mounting structure is formed between the R-angle tool bit and the mounting groove, dismounting and mounting of the R-angle tool bit are facilitated, when a single R-angle tool bit is damaged, replacement of the single R-angle tool bit can be conducted, resources are saved, meanwhile, the fixing rod is in threaded connection with the fixing grooves, the upper fixing groove and the lower fixing groove correspond in position to each other, and multi-station machining operation is facilitated;
2. through the mutual block between four locating pieces that set up and the constant head tank, the cross sectional area of the butt joint piece of trapezium structure equals the cross sectional area of butt joint groove simultaneously, and the butt joint installation of erection column and first blade disc and second blade disc is conveniently assisted stably through assisting the brace and assisting the vaulting pole between erection column and first blade disc and second blade disc simultaneously, improves the security performance.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 4 is a schematic view of the overlooking installation structure of the installation column and the auxiliary supporting sleeve of the present invention;
fig. 5 is a schematic view of the mounting structure of the mounting post and the first knife disc in a top view.
In the figure: 1. mounting a column; 2. a first cutter head; 3. a second cutter head; 4. positioning blocks; 5. positioning a groove; 6. mounting grooves; 7. an R-angle cutter head; 8. fixing grooves; 9. fixing the rod; 10. auxiliary supporting sleeves; 11. a butt joint groove; 12. a butt joint block; 13. and (5) auxiliary stay bars.
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. 1-5, the present invention provides a technical solution: an R-angle end milling cutter comprises an installation column 1, a first cutter head 2, a second cutter head 3, a positioning block 4, a positioning groove 5, a mounting groove 6, an R-angle cutter head 7, a fixing groove 8, a fixing rod 9, an auxiliary supporting sleeve 10, a butt joint groove 11, a butt joint block 12 and an auxiliary supporting rod 13, wherein the installation column 1 is respectively sleeved with the first cutter head 2 and the second cutter head 3 from top to bottom, the positioning block 4 is fixed on the outer side of the installation column 1, the positioning block 4 is positioned in the positioning groove 5, the positioning groove 5 is arranged on the inner sides of the first cutter head 2 and the second cutter head 3, the mounting groove 6 is reserved on the outer sides of the first cutter head 2 and the second cutter head 3, an R-angle cutter head 7 is fixed in the mounting groove 6, the fixing groove 8 is arranged on the bottom edge of the first cutter head 2 and the top edge of the second cutter head 3, the fixing rod 9 is connected in the fixing groove 8, the auxiliary supporting sleeve 10 is sleeved on the top, a butt joint block 12 is connected in the butt joint groove 11, the butt joint block 12 is fixed on the outer side of the mounting column 1, an auxiliary stay bar 13 is installed on the outer side of the auxiliary stay sleeve 10, and the bottom of the auxiliary stay bar 13 is fixed on the upper end face of the first cutter head 2;
the positioning blocks 4 are clamped with the positioning grooves 5, and the number of the positioning blocks 4 is 4 about the central axis of the mounting column 1, so that the positioning blocks 4 are conveniently clamped into the positioning grooves 5 and then fixed through fastening bolts, and the first cutter disc 2 and the second cutter disc 3 can be fixedly sleeved on the mounting column 1;
the R-angle tool bits 7 are distributed in an equal angle mode about the central axis of the first cutter disc 2 and the central axis of the second cutter disc 3, a dismounting and mounting structure is formed between the R-angle tool bits 7 and the mounting groove 6, and the R-angle tool bits 7 are dismounted and mounted, so that when a single R-angle tool bit 7 is damaged, the single R-angle tool bit can be replaced, the integral direct replacement is avoided, and resources are saved;
the fixing rod 9 is in threaded connection with the fixing grooves 8, the positions of the upper fixing groove 8 and the lower fixing groove 8 correspond to each other, the first cutter disc 2 and the second cutter disc 3 in the upper position and the lower position can be conveniently reinforced through the fixing rod 9 and the fixing grooves 8, and the overall strength is improved;
the butt joint block 12 is designed to be of a trapezoidal structure, the cross section area of the butt joint block 12 is equal to that of the butt joint groove 11, when the mounting column 1 is in butt joint with the first cutter head 2 and the second cutter head 3, the butt joint block 12 can be clamped into the butt joint groove 11, the mounting column 1 and the auxiliary support sleeve 10 are in butt joint installation, and therefore reinforcement processing can be carried out between the mounting column 1 and the first cutter head 2 through the auxiliary support sleeve 10 and the auxiliary support rod 13, and the mounting column 1 and the first cutter head 2 are more stable when the whole body rotates at a high speed;
the auxiliary stay bar 13, the first cutter head 2 and the auxiliary stay sleeve 10 are of a welding integrated structure, the auxiliary stay bar 13 and the positioning block 4 are distributed in a staggered mode, the mounting column 1 is conveniently reinforced through the auxiliary stay bar 13 and the auxiliary stay sleeve 10, and meanwhile the positioning block 4 and the positioning groove 5 are not affected to be fixed through fastening bolts.
The working principle is as follows: when the R-angle end milling cutter is used, in a graph 1, a first cutter disc 2 and a second cutter disc 3 are respectively sleeved on a mounting column 1, as in a graph 5, a positioning block 4 on the outer side of the mounting column 1 is clamped into a positioning groove 5 on the inner side of the first cutter disc 2 and the inner side of the second cutter disc 3, the positioning block 4 is fixed in the positioning groove 5 through a fastening bolt, a fixing rod 9 in the graph 1 is fixedly connected in a fixing groove 8 on the first cutter disc 2 and the second cutter disc 3 in a threaded manner, the first cutter disc 2 and the second cutter disc 3 are radially reinforced, then a butt joint block 12 of a trapezoidal structure on the outer side of the mounting column 1 in the graph 2-4 is clamped into a butt joint groove 11 on the inner side of an auxiliary support sleeve 10, and the operation of the mounting column 1 is transversely reinforced through an auxiliary support rod 13 between the auxiliary support sleeve 10 and the first cutter disc 2, so that the;
next, the mounting column 1 in fig. 1 is fixed on the processing assembly, the prior art is adopted for mounting the mounting column 1, details are not described here, when the mounting column is used, the driving assembly on the processing assembly drives the mounting column 1 to rotate at a high speed, the R-angle tool bit 7 on the outer side of the first tool pan 2 and the outer side of the second tool pan 3 on the mounting column 1 rotates at a high speed, processing operation on a workpiece is completed, and meanwhile, when a single R-angle tool bit 7 is damaged, the R-angle tool bit 7 can be taken out from the mounting groove 6 on the outer side of the first tool pan 2 and the outer side of the second tool pan 3 to be replaced, and then the mounting column is fixed through the fastening bolt, so.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a R angle end milling cutter, includes erection column (1), first blade disc (2) and second blade disc (3), its characterized in that: the mounting column is characterized in that a first cutter disc (2) and a second cutter disc (3) are respectively sleeved on the mounting column (1) from top to bottom, positioning blocks (4) are fixed on the outer side of the mounting column (1), the positioning blocks (4) are located in positioning grooves (5), the positioning grooves (5) are arranged on the inner sides of the first cutter disc (2) and the second cutter disc (3), mounting grooves (6) are reserved on the outer sides of the first cutter disc (2) and the second cutter disc (3), R-angle cutter heads (7) are fixed in the mounting grooves (6), fixing grooves (8) are arranged on the bottom edge of the first cutter disc (2) and the top edge of the second cutter disc (3), fixing rods (9) are connected in the fixing grooves (8), auxiliary supporting sleeves (10) are sleeved on the top of the mounting column (1), butt joint grooves (11) are formed in the inner wall of the auxiliary supporting sleeves (10), and butt joint blocks (12) are connected in the butt joint grooves (11), and the butt joint block (12) is fixed on the outer side of the mounting column (1), the outer side of the auxiliary support sleeve (10) is provided with an auxiliary support rod (13), and the bottom of the auxiliary support rod (13) is fixed on the upper end face of the first cutter head (2).
2. An R-corner end mill according to claim 1, wherein: the positioning blocks (4) are clamped with the positioning grooves (5), and the positioning blocks (4) are symmetrically arranged about the central axis of the mounting column (1) in number.
3. An R-corner end mill according to claim 1, wherein: the R angle tool bit (7) is distributed in an equal angle mode about the central axis of the first cutter head (2) and the central axis of the second cutter head (3), and a dismounting and mounting structure is formed between the R angle tool bit (7) and the mounting groove (6).
4. An R-corner end mill according to claim 1, wherein: the fixing rod (9) is in threaded connection with the fixing grooves (8), and the upper and lower 2 fixing grooves (8) correspond to each other in position.
5. An R-corner end mill according to claim 1, wherein: the butt joint block (12) is designed to be of a trapezoidal structure, and the cross section area of the butt joint block (12) is equal to that of the butt joint groove (11).
6. An R-corner end mill according to claim 1, wherein: and the auxiliary supporting rod (13), the first cutter head (2) and the auxiliary supporting sleeve (10) are of a welding integrated structure, and the auxiliary supporting rod (13) and the positioning block (4) are distributed in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921402878.2U CN210702780U (en) | 2019-08-27 | 2019-08-27 | R angle end milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921402878.2U CN210702780U (en) | 2019-08-27 | 2019-08-27 | R angle end milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210702780U true CN210702780U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921402878.2U Active CN210702780U (en) | 2019-08-27 | 2019-08-27 | R angle end milling cutter |
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| CN (1) | CN210702780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406329A (en) * | 2021-12-30 | 2022-04-29 | 常州市精尔锐工具制造有限公司 | Assembled disc milling cutter with fine adjustment function |
-
2019
- 2019-08-27 CN CN201921402878.2U patent/CN210702780U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406329A (en) * | 2021-12-30 | 2022-04-29 | 常州市精尔锐工具制造有限公司 | Assembled disc milling cutter with fine adjustment function |
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