CN215999001U - Milling cutter for thread machining - Google Patents
Milling cutter for thread machining Download PDFInfo
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- CN215999001U CN215999001U CN202121691948.8U CN202121691948U CN215999001U CN 215999001 U CN215999001 U CN 215999001U CN 202121691948 U CN202121691948 U CN 202121691948U CN 215999001 U CN215999001 U CN 215999001U
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- milling cutter
- cutter
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- groove
- thread machining
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Abstract
The invention provides a milling cutter for thread machining, which is characterized in that a plurality of cutter placing grooves are arranged for installing blades, so that the machining efficiency and the service life of the device are improved; the plurality of cutter placing grooves are arranged on different radial planes, so that the processing efficiency of the device is improved; the cutter placing grooves on the adjacent radial planes are distributed in a staggered manner, so that the structural stability of the device is improved and the service life of the device is prolonged; the stability of the device is improved, and the manufacturing difficulty and the production cost are reduced through the L-shaped blade; improve milling cutter assembly stability through setting up the recess that is used for the centre gripping. The device provided by the disclosure has the advantages of simple and stable structure, small volume, low manufacturing cost and long service life.
Description
Technical Field
The disclosure relates to the field of machining tools, in particular to a milling cutter for thread machining.
Background
In the field of machining, tools for metal cutting generally play an important role, for example, in military industry and automobile industry, it is generally required to process some difficult-to-machine metal materials by using tools so as to meet technological requirements. Milling cutter, which is a rotary cutter used for milling and processing and provided with one or more outer ring teeth, wherein the outer ring teeth cut off the allowance of a workpiece intermittently in sequence during operation, and the milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on a milling machine.
In machining of mechanical products, threads are commonly used in various fields as functions of fastening and transmission. It is also common to thread machining, and there are some solutions in the prior art for machining thread milling cutters, such as the following: the utility model patent of CN201120481385.X discloses a single-edge trapezoidal thread milling cutter, and specifically discloses that the milling cutter comprises a cutter handle, a cutter body connected with the cutter handle into a whole, and a cutting part fixed on the cutter body; the cutting part is a single-edge blade fixed on the cutter body, and the cutting edge of the single-edge blade is matched with the tooth form of the processed thread. Although the technical scheme adopts the single-edge blade, the problems that the thread pitch of the multi-edge thread milling cutter cannot be adjusted and the like are overcome, the single-edge blade has the defects of low processing efficiency, short service life and the like.
If the application number is: the invention patent of CN201580031638.4 discloses a thread milling cutter, and specifically discloses that the milling cutter has a base body and a rotation axis, and a plurality of cutting teeth spaced apart in the circumferential direction, the base body being constituted by a shank and a cutting portion having a substantially cylindrical shape, the cutting teeth being arranged in at least two different radial planes on the cutting portion extending perpendicularly to the rotation axis. In order to provide a thread milling cutter of the initially mentioned character, which combines the advantages of a high operating efficiency of an integrated thread milling cutter with a large number of cutting teeth and cutting lips with the advantages of a thread milling cutter with indexable cutting inserts, without being limited to a large diameter, it is proposed according to the invention that the cutting portion has at least two seats in each of at least two different radial planes for receiving a standard cutting insert, respectively, and that the cutting teeth are formed by the cutting edge angles of the standard cutting inserts. According to the technical scheme, the plurality of blades are arranged in different radial planes, so that the thread machining efficiency of the milling cutter is improved, and the service life of the milling cutter is prolonged to a certain extent by the blades with triangular structures and capable of performing indexable cutting. However, the above technical solution only has one blade arranged in the same radial plane, and the processing efficiency still needs to be improved. On the other hand, the technical scheme uses the blade with the triangular structure, the structure is complex, the processing difficulty is high, the triangular structure is large in size, and the installation position is limited.
From the prior art, the technical scheme disclosed at present has the problems of low thread machining efficiency, short service life, unstable structure, complex manufacturing process, high cost and the like.
SUMMERY OF THE UTILITY MODEL
The milling cutter for thread machining is provided aiming at the problems of low thread machining efficiency, short service life, unstable structure, complex manufacturing process, high cost and the like in the prior art, and the milling cutter for thread machining has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life and the like.
One of the concepts of the present disclosure is to provide at least two blade placing grooves on a milling cutter for mounting blades, the processing wear of a single blade is large, and the two blade placing grooves enable the use of two blades during processing, thereby reducing the wear of the single blade and greatly prolonging the service life of the device.
Further, the other concept of the present disclosure is that the milling cutter includes at least two spaced radial planes, each radial plane is provided with a blade-placing groove for mounting the blade, and the arrangement enables the milling cutter to simultaneously perform thread machining with two blades, thereby greatly improving the machining efficiency of the device.
Still further, another concept of the present disclosure is to provide at least two blade-placing grooves for mounting blades in at least two spaced radial planes, wherein the at least two blade-placing grooves are spaced apart from each other in each radial plane, thereby improving the processing efficiency and the service life of the device.
Furthermore, another idea of the present disclosure is that the knife placing grooves on each radial plane are distributed in a staggered manner with the knife placing grooves on the adjacent radial plane, so that the points of the blades acting on the wall surface in the machining process are staggered, and the relative acting force applied to the milling cutter in the machining process is reduced, so that the device can run stably.
Furthermore, another concept of the present disclosure is that the blade placing groove is used for installing an L-shaped blade, the L-shaped blade has a simple and stable structure, is easier to fix in the blade placing groove, and has a small volume, thereby reducing the manufacturing cost.
Furthermore, the present disclosure provides a milling cutter for thread machining, which has the advantages of simple and stable structure, small size, low manufacturing cost, long service life, etc., and specifically includes a mounting portion, a cutting portion and a blade, wherein the mounting portion is used for fixing the milling cutter;
the mounting part and the cutting part are integrally formed;
the cutting part is provided with a cutter placing groove which is used for installing a blade;
the blade is L-shaped.
Compare the blade structure among the prior art, its structure of L type blade that this application provided is more stable to L type blade is long-pending little, the machining precision is high. On the other hand, the cutter placing groove arranged in the cutter placing device is small in machining difficulty, low in manufacturing cost and better in stability compared with a cutter placing groove of a triangular structure.
Furthermore, the knife placing groove is detachably connected with the blade.
In the cutting process, the milling cutter can be gradually worn, the machining efficiency is low when the milling cutter is worn greatly, the cutter needs to be replaced, when the blade is detachably connected with the cutter placing groove, the blade can be replaced only after the milling cutter is worn, the machining cost is greatly saved, and the replacement is convenient. The L-shaped blade has two end parts for cutting, when the edge angle of one end part is worn greatly, the cutting edge angle of the other end part can be converted for continuous use, and the service life of the blade is greatly prolonged.
Furthermore, the cutter placing groove is provided with a positioning structure matched with the L-shaped cutter.
Compared with a triangular structure or a cuboid structure, the L-shaped blade is more stable in structure and is easily fixed in the blade holding groove. This application can realize fixing the blade in putting the sword inslot, is difficult for droing through setting up the location structure who suits with L type blade.
Furthermore, the number of the knife placing grooves is at least two.
In the prior art, the technical scheme of processing threads by using a single blade has low processing efficiency and great abrasion to the blade. This application sets up a plurality of sword grooves of putting and is used for installing a plurality of blades, reduces the wearing and tearing of blade, can improve milling cutter's life.
Further, the cutting part at least comprises two spaced radial planes along the axial direction, and a cutter placing groove is arranged in each radial plane.
Different mounted position makes the blade act on the position of machined part also different, and this application sets up the blade on the radial plane of difference, and the blade is accomplished different screw thread sections in the course of working respectively and is milled, and thread machining can be carried out simultaneously to a plurality of blades, has improved milling cutter's machining efficiency greatly.
In some embodiments, each radial plane is provided with at least two cutter placing grooves, and the cutter placing grooves are distributed on the radial plane at intervals.
A plurality of cutter placing grooves are formed in the same radial plane and used for installing the cutter blades, so that each circle of threads on a workpiece are simultaneously completed by the plurality of cutter blades, the machining abrasion of the single cutter blade is reduced, and the service life of the milling cutter device is prolonged.
In some embodiments, the adjacent radial planes have staggered arranged sipes.
The position of blade is adjusted through changing the position of putting the tool apron groove to this application, and the blade of different positions acts on the position difference of machined part wall surface, and the blade that staggers the distribution is worked man-hour more stable. On the other hand, can produce the piece among the milling process, if put the blade groove and not stagger the distribution, the piece that the blade produced above has a major part to get into next and puts the blade groove, influences blade processing, and the design of this application has improved the stability and the machining efficiency of device greatly.
In some embodiments, the number of radial planes is 3.
In some embodiments, the mounting portion is provided with a recess for a machine tool to stably clamp a milling cutter.
In actual course of working, milling cutter need install and use on the lathe, and this application sets up the recess at the installation department for the lathe can be through centre gripping recess in order to reach the purpose of fixed connection milling cutter, groove structure is simple, convenient to use.
Still further, the recess includes first recess and second recess, first recess sets up on the installation department wall, the second recess sets up in the installation department, the axis of rotation of second recess and the coincidence of the axis of rotation of milling cutter body, first recess and the cooperation of second recess are used for fixed milling cutter.
This application is through setting up first recess and second recess in order to reach the purpose that the stable centre gripping milling cutter of lathe, and first recess and second recess set up respectively in installation department outer wall and inside, and the design of inside and outside centre gripping is more stable firm, and this simple structure, and the installation, dismantlement are convenient.
Compared with the prior art, the milling cutter for thread machining provided by the disclosure has the advantages that the cutter placing grooves are arranged for installing the blades, so that the machining efficiency and the service life of the device are improved; the plurality of cutter placing grooves are arranged on different radial planes, so that the processing efficiency of the device is improved; the cutter placing grooves on the adjacent radial planes are distributed in a staggered manner, so that the structural stability of the device is improved and the service life of the device is prolonged; the stability of the device is improved, and the manufacturing difficulty and the production cost are reduced through the L-shaped blade; improve milling cutter assembly stability through setting up the recess that is used for the centre gripping. The device provided by the disclosure has the advantages of simple and stable structure, small volume, low manufacturing cost and long service life.
Drawings
The present disclosure will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the present disclosure. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1: the structure schematic diagram of the milling cutter for thread machining provided by the disclosure;
FIG. 2: the cross section in the A-A direction of the milling cutter for thread machining provided by the disclosure is schematic;
wherein, 1, an installation part; 2. a cutting portion; 3. a blade; 4. a cutter placing groove; 5. a positioning structure; 6. a first groove; 7. a second groove.
Detailed Description
The present disclosure is described in detail below with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the present disclosure more clearly understood, the present disclosure is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the disclosure and are not intended to limit the disclosure.
Fig. 1 and 2 are a specific embodiment of the present disclosure, which is described in detail as follows:
fig. 1 and fig. 2 are a schematic structural view and a cross-sectional view, respectively, of an embodiment of the present disclosure, which provides a milling cutter for thread machining, and the milling cutter has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life, and the like, and specifically includes a mounting portion 1, a cutting portion 2, and a cutting blade 3, where the mounting portion 1 is used for fixing the milling cutter;
the mounting part 1 and the cutting part 2 are integrally formed;
the cutting part 2 is provided with a cutter placing groove 4, and the cutter placing groove 4 is used for installing a blade 3;
the blade 3 is L-shaped.
Compare in 3 structures of blade among the prior art, its structure of L type blade 3 that this application provided is more stable to L type blade 3 is small, machining precision is high. On the other hand, the cutter placing groove 4 arranged in the cutter placing device is small in processing difficulty, low in manufacturing cost and better in stability compared with the cutter placing groove 4 with a triangular structure.
Furthermore, the present disclosure may also provide an embodiment, which is as follows:
the conception of the embodiment is mainly that the stability of the device is improved, and the manufacturing difficulty and the production cost are reduced through the L-shaped blade 3 and the blade placing groove 4.
The embodiment specifically provides a milling cutter for thread machining, which has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life and the like, and specifically comprises a mounting part 1, a cutting part 2 and a blade 3, wherein the mounting part 1 is used for fixing the milling cutter; the mounting part 1 and the cutting part 2 are integrally formed; the cutting part 2 is provided with a cutter placing groove 4, and the cutter placing groove 4 is used for installing a blade 3; the blade 3 is L-shaped;
the knife placing groove 4 is detachably connected with the blade 3.
In the cutting process, the milling cutter can be gradually worn, the machining efficiency is low when the abrasion is large, the cutter needs to be replaced, when the blade 3 is detachably connected with the cutter placing groove 4, the blade 3 can be only replaced after the milling cutter is worn, the machining cost is greatly saved, and the replacement is convenient. The L-shaped blade 3 has two ends for cutting, when the cutting edge angle of one end is worn greatly, the cutting edge angle of the other end can be converted for continuous use, and the service life of the blade 3 is greatly prolonged.
The cutter placing groove 4 is provided with a positioning structure 5 matched with the L-shaped blade 3.
Compared with a triangular structure or a rectangular structure, the L-shaped blade 3 has a more stable structure and is easily fixed in the blade holding groove 4. This application can realize fixing blade 3 in putting sword groove 4 through setting up location structure 5 that suits with L type blade 3, is difficult for droing.
Furthermore, the present disclosure may also provide an embodiment, which is as follows:
the conception of the embodiment is mainly that a plurality of cutter placing grooves 4 are arranged on different radial planes, and therefore the processing efficiency of the device is improved.
The embodiment specifically provides a milling cutter for thread machining, which has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life and the like, and specifically comprises a mounting part 1, a cutting part 2 and a blade 3, wherein the mounting part 1 is used for fixing the milling cutter; the mounting part 1 and the cutting part 2 are integrally formed; the cutting part 2 is provided with a cutter placing groove 4, and the cutter placing groove 4 is used for installing a blade 3; the blade 3 is L-shaped; the cutter placing groove 4 is detachably connected with the blade 3; the cutter placing groove 4 is provided with a positioning structure 5 matched with the L-shaped blade 3;
the number of the knife placing grooves 4 is at least two.
In the prior art, the technical scheme of machining threads by using a single blade 3 is low in machining efficiency and large in abrasion to the blade 3. This application sets up a plurality of sword grooves 4 and is used for installing a plurality of blades 3, reduces the wearing and tearing of blade 3, can improve milling cutter's life.
The cutting part 2 at least comprises two spaced radial planes along the axial direction, and a cutter placing groove 4 is arranged in each radial plane.
Different mounted position makes blade 3 act on the position of machined part also different, and this application sets up blade 3 on the radial plane of difference, and different screw thread sections are milled respectively to blade 3 in the course of working, and thread machining can be carried out simultaneously to a plurality of blades 3, has improved milling cutter's machining efficiency greatly.
Furthermore, the present disclosure may also provide an embodiment, which is as follows:
the conception of the embodiment is mainly that the cutter placing grooves 4 on the adjacent radial planes are arranged in a staggered mode, so that the structural stability and the service life of the device are improved.
The embodiment specifically provides a milling cutter for thread machining, which has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life and the like, and specifically comprises a mounting part 1, a cutting part 2 and a blade 3, wherein the mounting part 1 is used for fixing the milling cutter; the mounting part 1 and the cutting part 2 are integrally formed; the cutting part 2 is provided with a cutter placing groove 4, and the cutter placing groove 4 is used for installing a blade 3; the blade 3 is L-shaped; the cutter placing groove 4 is detachably connected with the blade 3; the cutter placing groove 4 is provided with a positioning structure 5 matched with the L-shaped blade 3; at least two cutter placing grooves 4 are formed; the cutting part 2 at least comprises two spaced radial planes along the axial direction, and a cutter placing groove 4 is arranged in each radial plane;
each radial plane is provided with at least two cutter placing grooves 4, and the cutter placing grooves 4 are distributed on the radial plane at intervals;
the cutter placing grooves 4 arranged on the adjacent radial planes are distributed in a staggered manner;
the number of the radial planes is 3.
A plurality of cutter placing grooves 4 are formed in the same radial plane and used for installing the blades 3, so that each circle of threads on a workpiece are completed by the blades 3 at the same time, the machining abrasion of the single blade 3 is reduced, and the service life of the milling cutter device is prolonged. According to the cutter adjusting device, the position of the cutter placing groove 4 is changed to adjust the position of the cutter 3, the positions of the cutter 3 at different positions, which act on the wall surface of a workpiece, are different, and the cutter 3 which is distributed in a staggered mode is more stable in machining. On the other hand, can produce the piece among the milling process, if put sword groove 4 and not distribute by mistake, the piece that blade 3 produced above has a major part to get into next and puts sword groove 4, influences blade 3 processing, and the design of this application has improved the stability and the machining efficiency of device greatly.
Furthermore, the present disclosure may also provide an embodiment, which is as follows:
the idea of this embodiment is mainly to improve the stability of the milling cutter assembly by providing a recess for clamping.
The embodiment specifically provides a milling cutter for thread machining, which has the advantages of simple and stable structure, small volume, low manufacturing cost, long service life and the like, and specifically comprises a mounting part 1, a cutting part 2 and a blade 3, wherein the mounting part 1 is used for fixing the milling cutter; the mounting part 1 and the cutting part 2 are integrally formed; the cutting part 2 is provided with a cutter placing groove 4, and the cutter placing groove 4 is used for installing a blade 3; the blade 3 is L-shaped; the cutter placing groove 4 is detachably connected with the blade 3; the cutter placing groove 4 is provided with a positioning structure 5 matched with the L-shaped blade 3; at least two cutter placing grooves 4 are formed; the cutting part 2 at least comprises two spaced radial planes along the axial direction, and a cutter placing groove 4 is arranged in each radial plane; each radial plane is provided with at least two cutter placing grooves 4, and the cutter placing grooves 4 are distributed on the radial plane at intervals; the cutter placing grooves 4 arranged on the adjacent radial planes are distributed in a staggered manner; the number of the radial planes is 3;
the mounting part 1 is provided with a groove, and the groove is used for stably clamping a milling cutter by a machine tool;
the recess includes first recess 6 and second recess 7, first recess 6 sets up on the 1 wall of installation department, second recess 7 sets up in installation department 1, the axis of rotation of second recess 7 and the coincidence of the axis of rotation of milling cutter body, first recess 6 is used for fixed milling cutter with the cooperation of second recess 7.
In actual course of working, milling cutter need install and use on the lathe, and this application sets up the recess at installation department 1 for the lathe can be through the purpose of centre gripping recess in order to reach fixed connection milling cutter, groove structure is simple, convenient to use. This application is through setting up first recess 6 and second recess 7 in order to reach the purpose that the stable centre gripping milling cutter of lathe, and first recess 6 and second recess 7 set up respectively in 1 outer wall of installation department and inside, and the design of inside and outside centre gripping is more stable firm, and this simple structure, and installation, dismantlement are convenient.
Compared with the prior art, the milling cutter for thread machining provided by the disclosure has the advantages that the cutter placing grooves are arranged for installing the blades, so that the machining efficiency and the service life of the device are improved; the plurality of cutter placing grooves are arranged on different radial planes, so that the processing efficiency of the device is improved; the cutter placing grooves on the adjacent radial planes are distributed in a staggered manner, so that the structural stability of the device is improved and the service life of the device is prolonged; the stability of the device is improved, and the manufacturing difficulty and the production cost are reduced through the L-shaped blade; improve milling cutter assembly stability through setting up the recess that is used for the centre gripping. The device provided by the disclosure has the advantages of simple and stable structure, small volume, low manufacturing cost and long service life.
The present disclosure has been described in detail above, and the principles and embodiments of the present disclosure have been explained herein using specific examples, which are provided only to assist understanding of the present disclosure and the core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present disclosure without departing from the principle of the present disclosure, and such improvements and modifications also fall within the scope of the claims of the present disclosure.
Claims (8)
1. A milling cutter for thread machining is characterized by comprising a mounting part, a cutting part and a blade, wherein the mounting part is used for fixing the milling cutter;
the mounting part and the cutting part are integrally formed;
the cutting part is provided with a cutter placing groove which is used for installing a blade;
the cutting part at least comprises two spaced radial planes along the axial direction, and a cutter placing groove is arranged in each radial plane;
the blade is L-shaped.
2. The milling cutter for thread machining according to claim 1, wherein the pocket is detachably connected to the insert.
3. The milling cutter for thread machining according to claim 1, wherein the pocket is provided with a positioning structure corresponding to the L-shaped insert.
4. The milling cutter for thread machining according to claim 1, wherein at least two cutter placing grooves are provided on each radial plane, and the cutter placing grooves are spaced apart from each other on the radial plane.
5. The milling cutter for thread machining according to claim 2, wherein the adjacent radial planes have the cutting grooves arranged in a staggered manner.
6. The milling cutter for thread machining according to claim 5, wherein the number of the radial planes is 3.
7. The milling cutter for thread machining according to claim 1, wherein the mounting portion is provided with a recess for stably holding the milling cutter by a machine tool.
8. The milling cutter according to claim 7, wherein the grooves include a first groove provided in the wall surface of the mounting portion and a second groove provided in the mounting portion, the rotation axis of the second groove coincides with the rotation axis of the milling cutter body, and the first groove and the second groove cooperate to fix the milling cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121691948.8U CN215999001U (en) | 2021-07-23 | 2021-07-23 | Milling cutter for thread machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121691948.8U CN215999001U (en) | 2021-07-23 | 2021-07-23 | Milling cutter for thread machining |
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| Publication Number | Publication Date |
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| CN215999001U true CN215999001U (en) | 2022-03-11 |
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| CN202121691948.8U Active CN215999001U (en) | 2021-07-23 | 2021-07-23 | Milling cutter for thread machining |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4360790A1 (en) * | 2022-10-31 | 2024-05-01 | Walter Ag | Cutting element and thread milling tool with such a cutting element |
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2021
- 2021-07-23 CN CN202121691948.8U patent/CN215999001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4360790A1 (en) * | 2022-10-31 | 2024-05-01 | Walter Ag | Cutting element and thread milling tool with such a cutting element |
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