CN216541058U - PCD ring channel forming milling cutter - Google Patents
PCD ring channel forming milling cutter Download PDFInfo
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- CN216541058U CN216541058U CN202122681328.2U CN202122681328U CN216541058U CN 216541058 U CN216541058 U CN 216541058U CN 202122681328 U CN202122681328 U CN 202122681328U CN 216541058 U CN216541058 U CN 216541058U
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Abstract
The utility model discloses a PCD (polycrystalline Diamond) annular groove forming milling cutter which can process an annular groove and comprises a cutter handle and a cutter head, wherein the cutter head is provided with a group A of cutter teeth and a group B of cutter teeth; the group A cutter teeth comprise a vertical cutter tooth body A, an outer inclined cutter blade which is inclined outwards at the upper end of the cutter tooth body A and an outer bottom cutter blade at the lower end of the cutter tooth body A; the group B cutter teeth comprise a vertical cutter tooth body B, an inner inclined cutter blade which is inclined inwards at the upper end of the cutter tooth body B and an inner bottom cutter blade at the lower end of the cutter tooth body B; the A group of cutter teeth can process chamfers of an outer ring and an outer ring opening of the ring groove, and the B group of cutter teeth can process chamfers of an inner ring and an inner ring opening of the ring groove. The utility model can greatly improve the processing efficiency of the annular groove of the retarder.
Description
Technical Field
The utility model relates to a PCD annular groove forming milling cutter.
Background
When the annular groove of the retarder shell is machined at present, an alloy end mill is used for interpolation machining, the maximum cutting speed which can be accepted by hard alloy materials is low, the cutter path is in circular interpolation, the feed time is long, and the machining beat of the part is limited.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a PCD annular groove forming milling cutter, which solves the problem of long processing time of an annular groove of a retarder.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a PCD annular groove forming milling cutter can process an annular groove and comprises a cutter handle and a cutter head, wherein the cutter head is provided with a group A of cutter teeth and a group B of cutter teeth;
the group A cutter teeth comprise a vertical cutter tooth body A, an outer inclined cutter blade which is inclined outwards at the upper end of the cutter tooth body A and an outer bottom cutter blade at the lower end of the cutter tooth body A; the group B cutter teeth comprise a vertical cutter tooth body B, an inner inclined cutter blade which is inclined inwards at the upper end of the cutter tooth body B and an inner bottom cutter blade at the lower end of the cutter tooth body B; the A group of cutter teeth can process chamfers of an outer ring and an outer ring opening of the ring groove, and the B group of cutter teeth can process chamfers of an inner ring and an inner ring opening of the ring groove.
The utility model also comprises the following technical characteristics:
optionally, when the A group of cutter teeth rotate along the central shaft of the cutter handle along with the cutter head, the diameter of a rotating circular track of the A cutter tooth body is equal to the diameter of the outer ring of the annular groove; when the B group of cutter teeth rotate along the central shaft of the cutter handle along with the cutter head, the diameter of the rotating circular track of the B cutter tooth body is equal to the diameter of the inner ring of the annular groove.
Optionally, the outer ramping edge is ramped outwardly 45 ° relative to the a tooth body; the inner inclined blade is inclined inward 45 degrees relative to the B cutter tooth body.
Optionally, the lengths of the cutter tooth body A and the cutter tooth body B are the groove depth of the annular groove.
Optionally, the outer bottom edge and the inner bottom edge are located in the same plane, the rotation tracks of the outer bottom edge and the inner bottom edge are partially overlapped, and the radial dimension of the annular rotation track obtained by the cooperation of the outer bottom edge and the inner bottom edge is equal to the radial dimension of the groove bottom of the annular groove.
Optionally, the outer bottom edge and the inner bottom edge are both provided with chip breakers.
Optionally, two centrosymmetric key grooves are formed in the tool shank, and an included angle between a connecting line of the two key grooves and the width direction of the tool bit is 23.1 °.
Optionally, the group a of cutter teeth and the group B of cutter teeth are centrosymmetric, and a connecting line of the group a of cutter teeth and the group B of cutter teeth is in the length direction of the cutter head.
Compared with the prior art, the utility model has the following technical effects:
the time for processing the annular groove of the retarder is shortened from the original 7 minutes to the current less than 30 seconds, and the processing efficiency is improved by about 15 times. And through the special angle design to cutter handle keyway, satisfied the automatic tool changing function of lathe, need not workman's manual tool changing.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention and a schematic view of a ring groove of a machined part;
FIG. 2 is a schematic view of the annular groove formed by the group A cutter teeth and the group B cutter teeth;
fig. 3 is a top view of the overall structure of the present invention.
The meaning of the individual reference symbols in the figures is:
1. the tool comprises a tool handle, 2 parts of a tool bit, 3 parts of a group of tool teeth, 4 parts of a group of tool teeth, 5 parts of a chip breaker, 11 parts of a key groove, 31 parts of a tool tooth body A, 32 parts of an outer oblique blade, 33 parts of an outer bottom blade, 41 parts of a tool tooth body B, 42 parts of an inner oblique blade and 43 parts of an inner bottom blade; 100. part, 200 annular groove.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
Example 1:
the part 100 in this embodiment is a retarder housing, and the processing features are
The annular groove 200 is 22 in depth and is made of ZL 101A; the part 100 is shown in cross-section in fig. 1. Because the annular groove width is 17.5mm, the processed aluminium bits are also longer, the chip removal easily produces the jam, is unfavorable for the processing surface quality, in order to shorten aluminium bits length, prevents the double-layered bits that long aluminium bits arouse, causes the influence to the processing surface, and this embodiment cutter adopts two sets of sword teeth promptly A group sword tooth 3 and B group sword tooth 4's concatenation promptlyThe design of teeth, during processing, the A group of cutter teeth 3 and the B group of cutter teeth 4 are overlapped and work simultaneously to process the complete width of the annular groove together, and figure 2 is a schematic view of the annular groove processed by the A group of cutter teeth and the B group of cutter teeth. In the following description of the present embodiment, "inner" and "outer" refer to directions toward or close to the center axes of the holder and the tool bit as "inner" and directions away from or away from the center axes of the holder and the tool bit as "outer".
According to the technical scheme, as shown in fig. 1 to 3, the PCD annular groove forming milling cutter can process an annular groove and comprises a cutter handle 1 and a cutter head 2, wherein the cutter head 2 is provided with a group A of cutter teeth 3 and a group B of cutter teeth 4. Specifically, in this embodiment, the group a of cutter teeth 3 is processed into the outer ring of the annular groove
And 0.5-45-degree chamfer angle of the outer ring opening, and the inner ring of the B group of cutter teeth 4 is processed
And an inner ring opening is chamfered by 0.5 x 45 degrees.
The A group of cutter teeth 3 comprise a vertical cutter tooth body A31, an outer inclined cutting edge 32 which inclines outwards at the upper end of the cutter tooth body A31 and an outer bottom cutting edge 33 at the lower end of the cutter tooth body A31; the B group of cutter teeth 4 comprise a vertical cutter tooth body 41B, an inner inclined blade 42 which is inclined inwards at the upper end of the cutter tooth body 41B and an inner bottom blade 43 at the lower end of the cutter tooth body 41B; the A group of cutter teeth 3 can process chamfers of an outer ring and an outer ring opening of the ring groove, and the B group of cutter teeth 4 can process chamfers of an inner ring and an inner ring opening of the ring groove.
When the A group of cutter teeth 3 rotate along the central shaft of the cutter handle 1 along with the cutter head 2, the diameter of the rotating circular track of the A cutter tooth body 31 is equal to the diameter of the outer ring of the annular groove; when the B group of cutter teeth 4 rotate along the central shaft of the cutter handle 1 along with the cutter head 2, the diameter of the rotating circular track of the B cutter tooth body 41 is equal to the diameter of the inner ring of the annular groove.
The outer beveled edge 32 is beveled outward at 45 degrees relative to the a tooth body 31; the inner beveled edge 42 is beveled inward 45 ° relative to the B tooth body 41.
The lengths of the A cutter tooth body 31 and the B cutter tooth body 41 are the groove depth of the annular groove.
The outer bottom edge 33 and the inner bottom edge 43 are positioned in the same plane, the rotating tracks of the outer bottom edge 33 and the inner bottom edge 43 are partially overlapped, and the radial dimension of the annular rotating track obtained by the cooperation of the outer bottom edge 33 and the inner bottom edge 43 is equal to the radial dimension of the groove bottom of the annular groove.
The outer bottom blade 33 and the inner bottom blade 43 are both provided with chip breakers 5, and specifically, in the embodiment, the outer bottom blade 33 and the inner bottom blade 43 are both provided with two chip breakers 5, so that the width of aluminum chips is further reduced, and the aluminum chips are discharged.
In this embodiment, two centrosymmetric key grooves 11 are arranged on the tool holder 1, and an included angle between the connection line of the two key grooves 11 and the width direction of the tool bit 2 is 23.1 °. Specifically, the cutter is too large in diameter and is very easy to interfere with a tool magazine of a machine tool, and the cutter cannot interfere with the tool magazine when passing through a tool magazine door and performing tool changing action inside the tool magazine by analyzing the structure of the machine tool and looking up the specification of the machine tool and then specially designing the angle of a key groove of a tool holder; when the cutter is changed, the cutter rotates along the fixed shaft to enter the tool magazine, the maximum width projection of the cutter in the moving direction of the cutter cannot exceed 230mm, and otherwise, interference is generated and the interference with a machine tool is generated. After the cutter changes the tool, the cutter enters the tool magazine, when the machine tool normally operates, the cutter can also circulate in the tool magazine along with the other tool changing operations, the outer diameter of the cutter keeps a safe distance from a partition plate of the tool magazine at the moment, and the minimum distance from the center of the analyzed tool holder to the partition plate of the tool magazine is 240 mm. In order to meet the two conditions for ensuring the normal tool changing of the tool, the angle of the key groove of the tool holder is adjusted to be 23.1 degrees with the width direction of the tool, the maximum outer diameter of the tool can be ensured, the tool does not interfere with a tool magazine door when the tool changing operation is executed, and the tool does not interfere with a tool magazine partition plate after rotating for 90 degrees along a tool changing rotating shaft and when normally circulating in the tool magazine.
The A group of cutter teeth 3 and the B group of cutter teeth 4 are centrosymmetric, and the connecting line of the A group of cutter teeth 3 and the B group of cutter teeth 4 is the length direction of the cutter head 2.
When the tool setting device works, firstly, a tool is arranged in the tool setting gauge to set the tool, the length of the tool is recorded, whether the diameter of the tool meets the requirement of a drawing is detected, whether the cutting edge of the tool is neat or not is checked, and the tool is taken down. Cleaning a cutter handle, after a cutter is arranged in a cutter storage according to specified operation, firstly, inputting recorded cutter length information into a cutter length register in a machine tool, and then manually programming a program in the machine tool, and inputting information such as rotating speed, feeding, safe distance, machining depth, X, Y coordinates of a machining position, a cutter changing instruction and the like into the program. And pressing an operation button of the machine tool, rotating the cutter and starting machining. After the machining is finished, the machine tool executes tool changing operation, the tool needed to be used in the next working step is changed, and the tool in the working step is circulated when entering the tool magazine to wait for use.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (8)
1.A PCD annular groove forming milling cutter is characterized in that the forming milling cutter can process an annular groove and comprises a cutter handle (1) and a cutter head (2), wherein the cutter head (2) is provided with a group A of cutter teeth (3) and a group B of cutter teeth (4);
the A group of cutter teeth (3) comprise a vertical A cutter tooth body (31), an outer inclined cutting edge (32) which inclines outwards and is arranged at the upper end of the A cutter tooth body (31) and an outer bottom cutting edge (33) which is arranged at the lower end of the A cutter tooth body (31); the group B cutter teeth (4) comprise a vertical cutter tooth body (41) B, an inner oblique cutter edge (42) which is inclined inwards and arranged at the upper end of the cutter tooth body (41) B, and an inner bottom cutter edge (43) arranged at the lower end of the cutter tooth body (41) B; the A group of cutter teeth (3) can process chamfers of an outer ring and an outer ring opening of the annular groove, and the B group of cutter teeth (4) can process chamfers of an inner ring and an inner ring opening of the annular groove.
2. The PCD annular groove forming milling cutter according to claim 1, wherein when the group A cutter teeth (3) rotate along the central shaft of the cutter holder (1) along with the cutter head (2), the diameter of a circular track rotated by the outer end of the cutter tooth body (31) A is equal to the diameter of the outer ring of the annular groove; when the B group of cutter teeth (4) rotate along the central shaft of the cutter handle (1) along with the cutter head (2), the diameter of a circular track of the rotation of the inner end of the B cutter tooth body (41) is equal to the diameter of the inner ring of the annular groove.
3.A PCD ring groove forming milling cutter according to claim 1, characterised in that the outer angled cutting edge (32) is angled outwardly at 45 ° relative to the a cutter tooth body (31); the inner oblique cutting edge (42) is inclined inwards by 45 degrees relative to the B cutter tooth body (41).
4. The PCD ring groove forming milling cutter according to claim 1, wherein the a cutter tooth body (31) and the B cutter tooth body (41) each have a length corresponding to a groove depth of the ring groove.
5. A PCD ring groove forming milling cutter according to claim 1, characterised in that the outer bottom edge (33) and the inner bottom edge (43) lie in the same plane, the outer bottom edge (33) and the inner bottom edge (43) rotation trajectories partially overlap, and the radial dimension of the annular rotation trajectory obtained by the co-action of the outer bottom edge (33) and the inner bottom edge (43) is equal to the radial dimension of the groove bottom of the ring groove.
6. A PCD ring groove forming milling cutter according to claim 1, characterised in that the outer bottom edge (33) and the inner bottom edge (43) are provided with chip breakers (5).
7. The PCD annular groove forming milling cutter according to claim 1, wherein the cutter shank (1) is provided with two centrosymmetric key grooves (11), and the connecting line of the two key grooves (11) forms an included angle of 23.1 degrees with the width direction of the cutter head (2).
8. The PCD annular groove forming milling cutter according to claim 7, wherein the group A cutter teeth (3) and the group B cutter teeth (4) are centrosymmetric, and the connecting line of the group A cutter teeth (3) and the group B cutter teeth (4) is in the length direction of the cutter head (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681328.2U CN216541058U (en) | 2021-11-03 | 2021-11-03 | PCD ring channel forming milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681328.2U CN216541058U (en) | 2021-11-03 | 2021-11-03 | PCD ring channel forming milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216541058U true CN216541058U (en) | 2022-05-17 |
Family
ID=81570902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122681328.2U Active CN216541058U (en) | 2021-11-03 | 2021-11-03 | PCD ring channel forming milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216541058U (en) |
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2021
- 2021-11-03 CN CN202122681328.2U patent/CN216541058U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230714 Address after: No. 116, Wenxing Road, Qindu District, Xianyang, Shaanxi 712099 Patentee after: Shaanxi Fashte Intelligent Brake System Co.,Ltd. Address before: No. 129, West Avenue, high tech Zone, Xi'an, Shaanxi 710000 Patentee before: SHAANXI FAST AUTO DRIVE Group Co. |