CN218135219U - Skewed tooth four sides milling cutter convenient to change blade - Google Patents
Skewed tooth four sides milling cutter convenient to change blade Download PDFInfo
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- CN218135219U CN218135219U CN202222285404.2U CN202222285404U CN218135219U CN 218135219 U CN218135219 U CN 218135219U CN 202222285404 U CN202222285404 U CN 202222285404U CN 218135219 U CN218135219 U CN 218135219U
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- milling cutter
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- cutter
- butt joint
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Abstract
The utility model discloses a skewed tooth four sides milling cutter convenient to change blade, including tool bit subassembly and cutter arbor subassembly. The utility model has the advantages that: the spacing groove is the slope form setting, make the milling cutter blade be skewed tooth form and distribute, and then can reduce the resistance when cutting to a certain extent, and the milling cutter blade carries out fixed mounting through the locking screw, when appearing damaging, can be convenient for carry out quick replacement, the ring form recess has been seted up to the upper surface on chassis, and lay the compression spring of cover establishing on the butt joint post in the recess, when pressing from both sides tight to the milling cutter seat, compression spring is compressed in the recess, and have reverse elasticity to the milling cutter seat, in order to further improve the fastness of milling cutter seat installation, be provided with the butt joint post that can assign in the butt joint square hole, can ensure that the milling cutter seat is connected more firmly with the cutter arbor, be difficult not hard up.
Description
Technical Field
The utility model relates to a milling cutter specifically is a skewed tooth four sides milling cutter convenient to change blade belongs to cutting tool technical field.
Background
Milling cutters, which are rotary tools used for milling and having one or more teeth, are used for machining planes, steps, grooves, formed surfaces, cutting off workpieces and the like on milling machines, and the teeth cut off the allowance of the workpiece intermittently in sequence during operation.
Four sides milling cutter is as milling cutter's one kind, it has very big advantage than trilateral milling cutter and two sides milling cutter when milling the work piece, however current four sides milling cutter mostly is that the cutting edge of right angle form and cutting work piece department of meeting cuts, this kind of mode can the cutting edge part of multiple blade cause great resistance, and then cause the damage of cutting edge easily, and most milling cutter's blade sets up with tool bit formula as an organic whole, can't carry out the change of corresponding part under the circumstances that the blade damaged, the disability rate is higher.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a helical tooth four-side milling cutter with easy blade replacement for solving at least one of the above technical problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a helical tooth four-side milling cutter convenient for replacing blades comprises
The cutter head assembly is positioned at the uppermost end of the milling cutter and comprises a milling cutter seat, four inclined limiting grooves are formed in the whole body of the milling cutter seat, limiting seats are fixedly connected to the outer sides of the limiting grooves, milling cutter blades are detachably and fixedly arranged in the limiting grooves, the milling cutter blades are obliquely arranged in the limiting grooves, and a butt-joint square hole is formed in the center of the milling cutter seat;
the cutter bar assembly is arranged at the lower end of the milling cutter seat and comprises a long and straight cutter bar, the top end of the cutter bar is fixedly connected with a butt joint column which is inserted into the butt joint square hole, and the tail end of the cutter bar is provided with a clamping groove which is fixedly connected with a lathe clamping seat.
As a further aspect of the present invention: the limiting groove is provided with a locking screw hole, and the milling cutter blade is provided with a fixing hole for penetrating through the locking screw.
As the utility model discloses further scheme again: the top end of the cutter bar is fixedly connected with a chassis on the whole body, and a fastening cap is connected with the inner thread of a threaded hole formed in the upper end of the butt joint column.
As a further aspect of the present invention: the upper surface of the chassis is provided with a circular groove, and a compression spring sleeved on the butt-joint column is arranged in the groove.
As a further aspect of the present invention: the inclination angle range of the limiting grooves is 30-60 degrees, and the limiting grooves are distributed on the milling cutter seat in a cross shape.
The utility model has the advantages that: the spacing groove is the slope form setting, make the milling cutter blade be skewed tooth form and distribute, and then can reduce the resistance when cutting to a certain extent, and the milling cutter blade carries out fixed mounting through the locking screw, when appearing damaging, can be convenient for carry out quick replacement, the ring form recess has been seted up to the upper surface on chassis, and lay the compression spring of cover establishing on the butt joint post in the recess, when pressing from both sides tight to the milling cutter seat, compression spring is compressed in the recess, and have reverse elasticity to the milling cutter seat, in order to further improve the fastness of milling cutter seat installation, be provided with the butt joint post that can assign in the butt joint square hole, can ensure that the milling cutter seat is connected more firmly with the cutter arbor, be difficult not hard up.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the tool bit assembly of the present invention;
fig. 3 is the structural schematic diagram of the cutter bar assembly of the present invention.
In the figure: 1. milling cutter seat, 2, spacing seat, 3, spacing groove, 4, locking screw hole, 5, milling cutter blade, 6, fixed orifices, 7, locking screw, 8, cutter arbor, 9, centre gripping groove, 10, chassis, 11, butt joint post, 12, fastening cap, 13, recess, 14, compression spring, 15, butt joint square hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Example one
As shown in FIGS. 1 to 3, a helical four-sided milling cutter facilitating blade replacement includes
The cutter head assembly is positioned at the uppermost end of the milling cutter and comprises a milling cutter seat 1, four inclined limiting grooves 3 are formed in the whole body of the milling cutter seat 1, limiting seats 2 are fixedly connected to the outer sides of the limiting grooves 3, a milling cutter blade 5 is detachably and fixedly installed in each limiting groove 3, the milling cutter blade 5 is obliquely arranged in each limiting groove 3, and a butt-joint square hole 15 is formed in the center of the milling cutter seat 1;
the cutter bar assembly is arranged at the lower end of the milling cutter seat 1 and comprises a cutter bar 8 which is long and straight, the top end of the cutter bar 8 is fixedly connected with a butt joint column 11 which is inserted into a butt joint square hole 15, and a clamping groove 9 which is fixedly connected with a lathe clamping seat is formed in the tail end of the cutter bar 8.
The embodiment of the utility model provides an in, locking screw 4 has been seted up on spacing groove 3, offer the fixed orifices 6 that are used for passing locking screw 7 on the milling cutter blade 5, make locking screw 7 can the screw thread interlock connect in locking screw 4 to form the quick fixation to milling cutter blade 5, and the dismouting of being convenient for.
The embodiment of the utility model provides an in, the top whole body fixedly connected with chassis 10 of cutter arbor 8, just threaded hole female connection that the butt joint post 11 upper end was seted up has fastening cap 12, can form the tight fixed of clamp to milling cutter seat 1, prevents that milling cutter seat 1 is not hard up at the cutting action in-process.
Example two
As shown in FIGS. 1 to 3, a helical four-sided milling cutter for easy replacement of cutting inserts includes
The cutter head assembly is positioned at the uppermost end of the milling cutter and comprises a milling cutter seat 1, four inclined limiting grooves 3 are formed in the whole body of the milling cutter seat 1, limiting seats 2 are fixedly connected to the outer sides of the limiting grooves 3, a milling cutter blade 5 is detachably and fixedly installed in each limiting groove 3, the milling cutter blade 5 is obliquely arranged in each limiting groove 3, and a butt-joint square hole 15 is formed in the center of the milling cutter seat 1;
the cutter bar assembly is arranged at the lower end of the milling cutter seat 1 and comprises a long and straight cutter bar 8, the top end of the cutter bar 8 is fixedly connected with a butt-joint column 11 which is inserted into a butt-joint square hole 15, and the tail end of the cutter bar 8 is provided with a clamping groove 9 which is fixedly connected with a lathe clamping seat.
The embodiment of the utility model provides an in, the annular recess 13 of ring has been seted up to the upper surface on chassis 10, just lay the cover in the recess 13 and establish compression spring 14 on docking post 11, when pressing from both sides tight to milling cutter seat 1, compression spring 14 is compressed to in the recess 13 to have reverse elasticity to milling cutter seat 1, with the fastness of further improving milling cutter seat 1 installation.
In the embodiment of the present invention, the inclination angle range of the limiting groove 3 is 30 ° -60 °, and the limiting groove 3 is distributed on the milling cutter base 1 in a cross shape, so that the milling cutter blade 5 is distributed in a skewed tooth shape, and the resistance during cutting can be reduced to a certain extent.
The working principle is as follows: the milling cutter blade 5 is placed in the limiting groove 3 in an inclined manner, and can be connected in the locking screw hole 4 in a threaded engagement manner through the locking screw 7 so as to form quick fixation of the milling cutter blade 5, and when the milling cutter blade 5 is damaged, the milling cutter blade can be replaced only by loosening the locking screw 7.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a skewed tooth four sides milling cutter convenient to change blade which characterized in that: comprises that
The cutter head assembly is positioned at the uppermost end of the milling cutter and comprises a milling cutter seat (1), four inclined limiting grooves (3) are formed in the whole body of the milling cutter seat (1), limiting seats (2) are fixedly connected to the outer sides of the limiting grooves (3), a milling cutter blade (5) is detachably and fixedly installed in each limiting groove (3), the milling cutter blade (5) is obliquely arranged in each limiting groove (3), and a butt-joint square hole (15) is formed in the center of the milling cutter seat (1);
the cutter bar component is arranged at the lower end of the milling cutter seat (1) and comprises a cutter bar (8) which is long and straight, the top end of the cutter bar (8) is fixedly connected with a butt joint column (11) which is used for being inserted into a butt joint square hole (15), and a clamping groove (9) which is fixedly connected with a lathe clamping seat is formed in the tail end of the cutter bar (8).
2. A beveled four-sided milling cutter to facilitate blade replacement as set forth in claim 1, wherein: the limiting groove (3) is provided with a locking screw hole (4), and the milling cutter blade (5) is provided with a fixing hole (6) for penetrating through a locking screw (7).
3. A beveled four-sided milling cutter to facilitate blade replacement as set forth in claim 1, wherein: the top end of the cutter bar (8) is fixedly connected with a chassis (10) on the whole body, and a fastening cap (12) is connected with the inner thread of a threaded hole formed in the upper end of the butt joint column (11).
4. A beveled four-sided milling cutter to facilitate blade replacement as set forth in claim 3, wherein: the upper surface of the chassis (10) is provided with a circular groove (13), and a compression spring (14) sleeved on the butt-joint column (11) is arranged in the groove (13).
5. A beveled four-sided milling cutter to facilitate blade replacement as set forth in claim 1, wherein: the inclination angle range of the limiting groove (3) is 30-60 degrees, and the limiting groove (3) is distributed on the milling cutter seat (1) in a cross shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222285404.2U CN218135219U (en) | 2022-08-30 | 2022-08-30 | Skewed tooth four sides milling cutter convenient to change blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222285404.2U CN218135219U (en) | 2022-08-30 | 2022-08-30 | Skewed tooth four sides milling cutter convenient to change blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218135219U true CN218135219U (en) | 2022-12-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222285404.2U Active CN218135219U (en) | 2022-08-30 | 2022-08-30 | Skewed tooth four sides milling cutter convenient to change blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218135219U (en) |
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2022
- 2022-08-30 CN CN202222285404.2U patent/CN218135219U/en active Active
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