CN217223758U - Drilling and milling cutter with multiple mounting hole sites - Google Patents
Drilling and milling cutter with multiple mounting hole sites Download PDFInfo
- Publication number
- CN217223758U CN217223758U CN202123117025.4U CN202123117025U CN217223758U CN 217223758 U CN217223758 U CN 217223758U CN 202123117025 U CN202123117025 U CN 202123117025U CN 217223758 U CN217223758 U CN 217223758U
- Authority
- CN
- China
- Prior art keywords
- cutter
- connecting seat
- cutter body
- mounting holes
- locking knob
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Drilling Tools (AREA)
Abstract
The utility model discloses a bore milling cutter with a plurality of installation hole sites, including cutter body, cutter arbor, blade holder and interior cross locking knob. The utility model has the advantages that: the cutter body is made by the hard matter alloy material of tungsten carbide, can make the cutter body have good rigidity and wearability, the cutter body is four sword structures, be convenient for high-efficient stable brill mill the work piece, machining efficiency is improved, four heliciform chip grooves have been seted up on the cutter body surface, be convenient for discharge smoothly through the chip groove with the cutting waste material, realize the operation of cutter continuity, the fixture block passes the quad slit of first connecting seat and carries out threaded connection through the interior cross locking knob of screw hole and the heavy inslot in the second connecting seat outside, cutter arbor and blade holder are detachable connection, firm in connection, and make things convenient for later stage to tear open and trade and maintain, second connecting seat edge evenly distributed has eight mounting holes, make locking bolt pass the mounting hole and can be with blade holder fixed mounting on the numerical control milling machine, it is not hard up to avoid long-time use to produce.
Description
Technical Field
The utility model relates to a bore milling cutter specifically is a bore milling cutter with a plurality of installation hole sites, belongs to machining cutter technical field.
Background
Milling cutter, it is used for milling, one or more rotary cutting tool of the cutting tooth, every cutting tooth cuts off the surplus of the work piece intermittently in turn while working, milling cutter is mainly used for processing level, step, ditch groove, shaping surface and cutting off the work piece, etc. milling process is becoming more and more important in the field of machining, have replaced turning, drilling, etc. other processing modes step by step to a certain extent, in the workshop, most spare parts often need to carry on rough machining or fine machining through the milling cutter of the drill, therefore, the milling cutter of the drill is widely used in the machining manufacturing industry.
The existing drilling and milling cutter has a simple structure:
1) the traditional cutter body is made of common steel materials, so that a workpiece can be drilled, but the high-temperature oxidation resistance and the wear resistance of the traditional cutter body are poor, the cutter is easy to deform or damage after long-time operation, the use cost is increased, meanwhile, no chip grooves are formed in the surface of the cutter body, and drilling waste materials are not easy to discharge, so that the machining progress is influenced;
2) a plurality of installation hole sites are not seted up on the blade holder that uses, easily lead to the blade holder to connect unstablely on the numerical control milling machine, long-time the use, the blade holder produces not hard up easily, has certain potential safety hazard, and blade holder and cutter arbor are the integration setting simultaneously, though stable in structure, nevertheless not convenient for later stage dismantlement and maintenance.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a drilling and milling cutter with a plurality of mounting holes for solving the above problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a drilling and milling cutter with a plurality of mounting hole sites comprises
The tool body is provided with a front cutting edge at the top end of the twist-shaped tool body, and side cutting edges are distributed on the surface of the tool body and can drill a workpiece; and
the cutter bar is positioned at the rear end of the cutter body, and the tail end of the cutter bar is provided with a square fixture block; and
the cutter holder consists of a semi-conical first connecting seat connected with the cutter bar and a disc-shaped second connecting seat welded and fixed on the outer side of the first connecting seat, and the cutter holder is fixed on a numerical control milling machine through the second connecting seat; and
the inner cross locking knob is arranged in a sinking groove in the center of the outer side face of the second connecting seat, and the cutter bar and the cutter holder are assembled through the inner cross locking knob.
As a further aspect of the present invention: the cutter body is made of tungsten carbide rigid alloy material.
As a further aspect of the present invention: the cutter body and the cutter arbor are integrated structure, the cutter body external diameter is greater than the cutter arbor external diameter, front cutting edge has four at cutter body outer terminal surface evenly distributed, and the cutter body is four sword structure.
As the utility model discloses further scheme again: four spiral chip flutes are seted up on the cutter body surface.
As a further aspect of the present invention: the fixture comprises a fixture block and is characterized in that a threaded hole is formed in the center of the upper surface of the fixture block, a square hole matched with the fixture block is formed in the center of the first connecting seat, the fixture block penetrates through the square hole of the first connecting seat and is in threaded connection with an inner cross-shaped locking knob in a sink groove in the outer side of the second connecting seat through the threaded hole, and the cutter bar and the cutter holder are detachably connected through the fixture block and the inner cross-shaped locking knob.
As a further aspect of the present invention: eight mounting holes are uniformly distributed on the edge of the second connecting seat.
The utility model has the advantages that:
1) the cutter body is made of a tungsten carbide rigid alloy material, so that the cutter body has excellent rigidity and wear resistance, the service life is prolonged, the production cost is reduced, the cutter body is of a four-blade structure, the workpiece is conveniently and efficiently and stably drilled and milled, the machining efficiency is improved, four spiral chip grooves are formed in the surface of the cutter body, the cut waste materials are conveniently and smoothly discharged through the chip grooves, and the continuous operation of the cutter is realized;
2) the fixture block passes the quad slit of first connecting seat and carries out threaded connection through the interior cross locking knob in screw hole and the heavy inslot in the second connecting seat outside, cutter arbor and blade holder pass through the fixture block and are detachable connection with interior cross locking knob, can make the more firm that cutter arbor and blade holder are connected, and make things convenient for the later stage to tear open and trade and maintain, second connecting seat edge evenly distributed has eight mounting holes, make locking bolt pass the mounting hole can be with blade holder fixed mounting on the numerical control milling machine, it is not hard up to avoid long-time use production.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the knife body of the present invention;
FIG. 3 is a schematic view of the structure of the cutter bar of the present invention;
FIG. 4 is a schematic view of the structure of the knife holder of the present invention;
fig. 5 is a schematic view of a second connecting seat of the present invention.
In the figure: 1. cutter body, 2, front cutting edge, 3, side cutting edge, 4, chip pocket, 5, cutter arbor, 6, fixture block, 7, screw hole, 8, first connecting seat, 9, quad slit, 10, second connecting seat, 11, heavy groove, 12, interior cross locking knob and 13, mounting hole.
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.
Example one
Referring to fig. 1 to 5, a drilling and milling cutter with a plurality of mounting holes includes
The tool comprises a tool body 1, wherein a front cutting edge 2 is arranged at the top end of the tool body 1 in a twist shape, and side cutting edges 3 are distributed on the surface of the tool body and can drill a workpiece; and
the cutter bar 5 is positioned at the rear end of the cutter body 1, and a square fixture block 6 is arranged at the tail end of the cutter bar; and
the tool apron consists of a semi-conical first connecting seat 8 connected with the tool bar 5 and a disc-shaped second connecting seat 10 welded and fixed on the outer side of the first connecting seat 8, and the tool apron is fixed on a numerical control milling machine through the second connecting seat 10; and
and the inner cross locking knob 12 is arranged in a sunken groove 11 in the center of the outer side surface of the second connecting seat 10, and the cutter bar 5 and the cutter holder are assembled through the inner cross locking knob 12.
In the embodiment of the utility model provides an in, cutter body 1 is made by the hard matter alloy material of tungsten carbide, can make cutter body 1 have good rigidity and wearability, improves life, reduction in production cost.
The embodiment of the utility model provides an in, cutter body 1 is the integral structure with cutter arbor 5, cutter body 1 external diameter is greater than cutter arbor 5 external diameter, front cutting edge 2 has four at cutter body 1 outer terminal surface evenly distributed, and cutter body 1 is the four-blade structure, and the high-efficient stable brill of being convenient for mills the work piece, improves machining efficiency.
The embodiment of the utility model provides an in, four heliciform chip pockets 4 have been seted up on cutter body 1 surface, are convenient for discharge the waste material of cutting smoothly through chip pocket 4, realize the continuity operation of cutter.
Example two
Referring to fig. 1 to 5, a drilling and milling cutter with a plurality of mounting holes includes
The tool comprises a tool body 1, wherein a front cutting edge 2 is arranged at the top end of the tool body 1 in a twist shape, and side cutting edges 3 are distributed on the surface of the tool body and can drill a workpiece; and
the cutter bar 5 is positioned at the rear end of the cutter body 1, and a square fixture block 6 is arranged at the tail end of the cutter bar; and
the tool apron consists of a semi-conical first connecting seat 8 connected with the tool bar 5 and a disc-shaped second connecting seat 10 fixed on the outer side of the first connecting seat 8 in a welding mode, and the tool apron is fixed on a numerical control milling machine through the second connecting seat 10; and
and the inner cross locking knob 12 is arranged in a sunken groove 11 in the center of the outer side surface of the second connecting seat 10, and the cutter bar 5 and the cutter holder are assembled through the inner cross locking knob 12.
The embodiment of the utility model provides an in, 6 upper surface centers of fixture block are equipped with screw hole 7, 8 centers of first connecting seat offer with 6 assorted quad slit 9 of fixture block, fixture block 6 passes the quad slit 9 of first connecting seat 8 and carries out threaded connection through interior cross locking knob 12 in screw hole 7 and the heavy groove 11 in the second connecting seat 10 outside, and cutter arbor 5 and blade holder are detachable connection through fixture block 6 and interior cross locking knob 12, can make more firm that cutter arbor 5 and blade holder are connected, make things convenient for the later stage to tear open simultaneously and trade and maintain.
The embodiment of the utility model provides an in, second connecting seat 10 edge evenly distributed has eight mounting holes 13, makes locking bolt pass mounting hole 13 and can be with blade holder fixed mounting on the numerical control milling machine, avoids long-time use to produce not hard up.
The working principle is as follows: when the drilling and milling cutter with a plurality of mounting hole positions is used, firstly, the fixture block 6 at the tail end of the cutter bar 5 is inserted into the square hole 9 of the first connecting seat 8, then the inner cross locking knob 12 in the center sink 11 at the outer side of the second connecting seat 10 is in threaded connection with the fixture block 6, so that the cutter bar 5 and the cutter seat are fixedly assembled together, then the second connecting seat 10 of the cutter seat is fixedly arranged on a numerical control milling machine through the mounting hole 13 at the edge of the second connecting seat, so that a cutter is fixed, finally, the milling machine is opened, a workpiece can be drilled through the front cutting edge 2 and the side cutting edge 3 at the top end of the cutter body 1, and during the working period of the cutter, milled waste materials can be discharged through the spiral chip receiving groove 4 on the surface of the cutter body 1, the continuous operation of the cutter can be realized, the processing efficiency is improved, the used cutter bar 5 and the cutter seat are detachably connected through the fixture block 6 and the inner cross locking knob 12, firm in connection makes things convenient for the later stage to tear open simultaneously and trades and maintain, and the porous installation of blade holder on numerically controlled fraise machine can be realized to eight mounting holes 13 at second connecting seat 10 edge, avoids long-time use to produce not hard up, improves the security.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (6)
1. The utility model provides a bore milling cutter with a plurality of installation hole sites which characterized in that: comprises that
The tool body (1), the tip of the said tool body (1) taking the form of twist is equipped with the front cutting edge (2), and its surface distributes and has the side cutting edge (3), it can carry on the drilling to the work piece;
the cutter bar (5) is positioned at the rear end of the cutter body (1), and a square clamping block (6) is arranged at the tail end of the cutter bar;
the tool apron consists of a semi-conical first connecting seat (8) connected with the tool bar (5) and a disc-shaped second connecting seat (10) welded and fixed on the outer side of the first connecting seat (8), and the tool apron is fixed on a numerical control milling machine through the second connecting seat (10);
the inner cross locking knob (12) is arranged in a sinking groove (11) in the center of the outer side face of the second connecting seat (10), and the cutter bar (5) and the cutter holder are assembled through the inner cross locking knob (12).
2. A drill mill having a plurality of mounting holes according to claim 1, wherein: the cutter body (1) is made of tungsten carbide rigid alloy material.
3. A drill mill having a plurality of mounting holes according to claim 1, wherein: the cutter body (1) and the cutter bar (5) are of an integrated structure, the outer diameter of the cutter body (1) is larger than that of the cutter bar (5), four front cutting edges (2) are uniformly distributed on the outer end face of the cutter body (1), and the cutter body (1) is of a four-edge structure.
4. A drill mill having a plurality of mounting holes according to claim 1, wherein: four spiral chip flutes (4) are arranged on the surface of the cutter body (1).
5. A drill mill having a plurality of mounting holes according to claim 1, wherein: the fixture block (6) upper surface center is equipped with screw hole (7), square hole (9) with fixture block (6) assorted is seted up at first connecting seat (8) center, fixture block (6) pass square hole (9) of first connecting seat (8) and carry out threaded connection through screw hole (7) and interior cross locking knob (12) in second connecting seat (10) outside heavy groove (11), and cutter arbor (5) and blade holder are detachable the connection through fixture block (6) and interior cross locking knob (12).
6. A drill mill having a plurality of mounting holes according to claim 1, wherein: eight mounting holes (13) are uniformly distributed on the edge of the second connecting seat (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123117025.4U CN217223758U (en) | 2021-12-13 | 2021-12-13 | Drilling and milling cutter with multiple mounting hole sites |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123117025.4U CN217223758U (en) | 2021-12-13 | 2021-12-13 | Drilling and milling cutter with multiple mounting hole sites |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217223758U true CN217223758U (en) | 2022-08-19 |
Family
ID=82824750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123117025.4U Active CN217223758U (en) | 2021-12-13 | 2021-12-13 | Drilling and milling cutter with multiple mounting hole sites |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217223758U (en) |
-
2021
- 2021-12-13 CN CN202123117025.4U patent/CN217223758U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217223758U (en) | Drilling and milling cutter with multiple mounting hole sites | |
| CN217095852U (en) | Drilling and milling integrated composite cutter with chip removal function | |
| CN213560144U (en) | Multi-step milling cutter for machining precision holes | |
| CN211162191U (en) | PCD reamer with enlarged diameter hole | |
| CN216461981U (en) | External thread blade convenient to centre gripping | |
| CN207508305U (en) | A kind of hole machined compound tool | |
| CN218745062U (en) | Hard alloy drill | |
| CN112207336A (en) | Milling cutter | |
| CN219170275U (en) | Welding type alloy through hole drill | |
| CN217412569U (en) | Modular drill way guide processing is with countersink | |
| CN216881922U (en) | Rough cutting end milling cutter with extension bar | |
| CN217529317U (en) | Double-end deep hole drill bit | |
| CN217529332U (en) | Drilling reamer for processing stainless steel | |
| CN217370616U (en) | Multifunctional drilling, reaming and chamfering integrated drill | |
| CN217252890U (en) | Multi-size combined cutting boring cutter | |
| CN216462024U (en) | Three-blade step-shaped aluminum milling cutter | |
| CN216881911U (en) | Combined aluminum three-blade lengthened alloy rough milling cutter | |
| CN217253116U (en) | High-strength hard alloy milling cutter with chip breaker groove | |
| CN214867324U (en) | Cutter for chamfering bolt hole opening | |
| CN218362287U (en) | Double-edge drilling and milling chamfering cutter | |
| CN212285985U (en) | Dedicated two sword shaping ladder drills of low-power lathe reaming | |
| CN216801949U (en) | Compound tapering reamer of reaming taper hole straight hole | |
| CN211304914U (en) | Integrative sword of car brake disc spot facing work | |
| CN217529368U (en) | Drilling milling cutter capable of adjusting depth | |
| CN215392665U (en) | Special multi-tip strong chip breaking drill bit for carbon fiber composite material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |