CN208644193U - A kind of rose cutter with defencive function - Google Patents

Abstract

The utility model discloses a kind of rose cutters with defencive function, including knife handle and protective case, the knife handle bottom end is fixed with cutter head, the protective case is mounted on knife handle exterior bottom, pipe screw thread is offered on the outside of the knife handle, the pipe screw thread is threadedly coupled with protective case, the outer side-lower circular array of the knife handle opens up that there are three point air ports, the knife handle bosom offers main air port, the main air port perforation knife handle is connected to a point air port, the knife handle overhead surface offers mounting groove, insertion is equipped with bearing among the shank end, inside and outside the bearing is divided into, it can be rotated between the bearing internal layer and outer layer, the bearing internal layer is equipped with ventilation duct, and ventilation duct is plugged in main air port, it is fixed on the outside of the bearing with knife handle.The utility model protects cutter head by installing protective case at cutter head；The advantages of milling cutter blows the clast of generation off when processing.

Description

A kind of rose cutter with defencive function

Technical field

The utility model relates to process tool technical field, specially a kind of rose cutter with defencive function.

Background technique

Milling cutter is for Milling Process, the rotary cutter with one or more cutters tooth.When work each cutter tooth successively between Cut the surplus of workpiece with having a rest.Milling cutter is mainly used for processing plane, step, groove, forming surface and cutting workpiece on milling machine Deng.

Matching used according to the workpiece of processing when milling cutter, a kind of workpiece corresponds to a kind of milling cutter, milling cutter knife when not in use Head is exposed to the external world, is prone to wear, reduces the service life of milling cutter, finds matched milling cutter trouble；Milling cutter is in workpieces processing When can generate clast, clast is adhered to the place that milling cutter is contacted with workpiece, influences the use of milling cutter.

Utility model content

The purpose of this utility model is to provide a kind of rose cutter with defencive function, has to install at cutter head and protect Sheath protects cutter head；The advantages of milling cutter blows the clast of generation off when processing, solves clast and is adhered to what milling cutter was contacted with workpiece Place influences the use of milling cutter；The problem of cutter head is exposed to the external world, is prone to wear.

To achieve the above object, the utility model provides the following technical solutions: a kind of rose cutter with defencive function, Including knife handle and protective case, the knife handle bottom end is fixed with cutter head, and the protective case is mounted on knife handle exterior bottom, the knife handle Overhead surface offers mounting groove, and insertion is equipped with bearing among the shank end.

Preferably, pipe screw thread is offered on the outside of the knife handle, the pipe screw thread is threadedly coupled with protective case, outside the knife handle Side-lower circular array is opened up there are three point air port, and the knife handle bosom offers main air port, the main air port perforation Knife handle is connected to a point air port.

Preferably, the wind outlet for dividing air port is vertically downward.

Preferably, three mounting groove circular arrays are distributed in knife handle overhead surface, and mounting groove and main air port are not Connection.

Preferably, it inside and outside the bearing is divided into, can be rotated between the bearing internal layer and outer layer, the bearing internal layer Ventilation duct is installed, and ventilation duct is plugged in main air port, is fixed on the outside of the bearing with knife handle.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model has achieved the effect that protect cutter head, the utility model is provided with protection by setting protective case Set, when not working, protective case is mounted on knife handle cutter head by pipe screw thread, and protective case wraps cutter head, protects cutter head, is prevented Only cutter head is exposed to the external world for a long time and is worn, and influences the precision of cutter head；When using cutter head, protective case is twisted from pipe screw thread Pine removes, and exposes cutter head, is easy to use.

2, the utility model by setting main air port and divides air port, has reached the effect that milling cutter removes workpiece debris at work Fruit, the utility model are provided with main air port and point air port, connect ventilation duct at main air port, main air port is connected to a point air port, milling cutter When rotation, rotated synchronously on the outside of bearing with milling cutter, it is motionless with ventilation duct on the inside of bearing, it dries from ventilation duct into main air port, Hearsay is delivered at point air port by main air port, and wind is blown out from a point air port, and the wind of point air port blowout vertically blows to cutter head, blows processing work off The clast generated when part improves effect when milling cutter processing.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the knife handle schematic view of the front view of the utility model；

Fig. 3 is the knife handle overlooking structure diagram of the utility model.

In figure: 1, knife handle；2, mounting groove；3, bearing；4, protective case；5, cutter head；11, pipe screw thread；12, divide air port；13, main Air port；31, ventilation duct.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

It please refers to Fig.1 to Fig.3, a kind of embodiment provided by the utility model: a kind of rose cutter with defencive function, Including knife handle 1 and protective case 4,1 overhead surface of knife handle offers mounting groove 2, and three 2 circular arrays of mounting groove are distributed in knife handle 1 overhead surface, knife handle 1 are connected to external rotation mechanically by mounting groove 2, pass through the mechanical rotation for driving knife handle 1 of rotation.

Insertion is equipped with bearing 3 among 1 top of knife handle, bearing 3 divides be inside and outside, can between 3 internal layer of bearing and outer layer Rotation, 3 internal layer of bearing are equipped with ventilation duct 31, and 3 outside of bearing and knife handle 1 are fixed, when milling cutter rotates, 3 outside of bearing and milling cutter It rotates synchronously, 3 inside of bearing is motionless with ventilation duct 31, keeps the stabilization of ventilation duct 31.

1 bosom of knife handle offers main air port 13, and ventilation duct 31 is plugged in main air port 13, what ventilation duct 31 was blown out It blows wind into main air port 13, main air port 13 is not connected to mounting groove 2, leak wind will not from mounting groove 2, and main air port 13 penetrates through Knife handle 1 is connected to three points of air ports 12 that the outer side-lower circular array of knife handle 1 opens up, and hearsay is delivered to a point air port by main air port 13 At 12, wind is from dividing air port 12 to blow out, and dividing the wind outlet in air port 12, wind vertically blows to cutter head 5, when blowing workpieces processing off vertically downward The clast of generation promotes effect when milling cutter processing.

1 bottom end of knife handle is fixed with cutter head 5, and pipe screw thread 11 is offered on the outside of knife handle 1, and pipe screw thread 11 and 4 screw thread of protective case connect It connects, protective case 4 is mounted on 1 exterior bottom of knife handle, and protective case 4 wraps cutter head 5, protects cutter head 5, prevents cutter head 5 for a long time The external world that is exposed to be worn, influence the precision of cutter head 5；When using cutter head 5, protective case 4 is unscrewed from pipe screw thread 11 and is removed, Expose cutter head 5, is easy to use.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (5)

1. a kind of rose cutter with defencive function, including knife handle (1) and protective case (4), it is characterised in that: the knife handle (1) bottom end is fixed with cutter head (5), and the protective case (4) is mounted on knife handle (1) exterior bottom, and knife handle (1) overhead surface is opened Equipped with mounting groove (2), insertion is equipped with bearing (3) among knife handle (1) top.

2. a kind of rose cutter with defencive function according to claim 1, it is characterised in that: the knife handle (1) is outside Side offers pipe screw thread (11), and the pipe screw thread (11) is threadedly coupled with protective case (4), and the outer side-lower of the knife handle (1) is in ring Shape array is opened up there are three point air port (12), and knife handle (1) bosom offers main air port (13), the main air port (13) Perforation knife handle (1) is connected to a point air port (12).

3. a kind of rose cutter with defencive function according to claim 2, it is characterised in that: described to divide air port (12) Wind outlet vertically downward.

4. a kind of rose cutter with defencive function according to claim 1 or 2, it is characterised in that: three peaces Tankage (2) circular array is distributed in knife handle (1) overhead surface, and mounting groove (2) is not connected to main air port (13).

5. a kind of rose cutter with defencive function according to claim 1 or 2, it is characterised in that: the bearing (3) Inside and outside being divided into, the bearing (3) can be rotated between internal layer and outer layer, and bearing (3) internal layer is equipped with ventilation duct (31), And ventilation duct (31) is plugged in main air port (13), it is fixed with knife handle (1) on the outside of the bearing (3).