CN209349622U - A kind of carbide rotary tool cutter of processing stainless steel kitchen tools - Google Patents

Abstract

The utility model discloses a kind of carbide rotary tool cutters of processing stainless steel kitchen tools, including knife handle and the cutter head for being welded on knife handle one end, the cutter head is pyramidal structure, and the cutter diameter forward end of cutter head is gradually reduced, several helical tooths are machined on the cutter head, the front end of the helical tooth is set as smooth heads, the length of the smooth heads is 0.5mm-3mm, the outside diameter of smooth heads is 1.5mm-3.3mm, the front end of the smooth heads is spherical structure, and the radius of the spherical structure is 0.8mm-1.5mm.The utility model, which can effectively avoid, to be scratched workpiece because of maloperation and is not required to finished surface, improves the utilization rate of rotary file cutter in the industry, while promoting the production efficiency of retrofit.

Description

A kind of carbide rotary tool cutter of processing stainless steel kitchen tools

Technical field

The utility model relates to carbide rotary tool knife technical field, especially a kind of hard of processing stainless steel kitchen tools Alloy rotary file cutter.

Background technique

Carbide rotary tool cutter is commonly called as hard alloy grinding head, be on hard alloy head embryo mill process it is specific Helical tooth is installed on driving instrument (electric or pneumatic tool) for equipment manufacture industry processing weld seam, welding trace, burr etc..

Stainless steel kitchenware manufacturing basic technology is shear (punching press) blanking, welding, assembly.It is used in each link Rotary file tool carries out reconditioning: needing to clear up burrs on edges after blanking, need to polish after welding welding trace, assembling process need to adjust Rigging position and location hole.

Existing conventional shape rotary file cutter when holding driving instrument polishing processing, is easy because accidentally because cutting edge is arranged at top Operation, cutter top scratch other and are not necessarily to finished surface.

Utility model content

To solve problems of the prior art, the hard that the utility model provides a kind of processing stainless steel kitchen tools closes Golden rotary file cutter can effectively avoid and scratch workpiece because of maloperation and be not required to finished surface, improves rotary file cutter in the industry Utilization rate, while promoting the production efficiency of retrofit.

In order to achieve the above purposes, the technical solution adopted by the utility model is:

A kind of carbide rotary tool cutter of processing stainless steel kitchen tools, including knife handle and the knife for being welded on knife handle one end Head, the cutter head is pyramidal structure, and the cutter diameter forward end of cutter head is gradually reduced, and several spirals are machined on the cutter head Tooth, the front end of the helical tooth are set as smooth heads, and the length of the smooth heads is 0.5mm-3mm, smooth heads it is big End diameter is 1.5mm-3.3mm, and the front end of the smooth heads is spherical structure, and the radius of the spherical structure is 0.8mm- 1.5mm。

The front end of cutter head is arranged to smooth heads by the rotary file cutter of the utility model, and by the front end of smooth heads It is arranged to spherical structure, in the fine bruting process of stainless steel kitchenware, can effectively avoid and workpiece is caused to be not required to add because of maloperation The surface of work is scratched, and improves the utilization rate of rotary file cutter in the industry, while promoting the production efficiency of retrofit.

Preferably, the radius of the spherical structure is 1.2mm.

Preferably, the length of the smooth heads is 3mm, and the outside diameter of smooth heads is 3.1mm.

Preferably, the length of the smooth heads is 1mm, and the outside diameter of smooth heads is 2.1mm.

Preferably, be spiral alveolar between adjacent two helical tooths, be machined at the cutting edge of the helical tooth land and Positive rake angle.

Land and positive rake angle are processed at the cutting edge of helical tooth, in polishing, positive rake angle can make helical tooth cutting edge Base is more thick and solid, improves the impact strength of cutting edge, gap is formd between land and workpiece, facilitate control friction and by Rub the heat generated, meanwhile, which can also make coolant liquid flow into cutter edge, be further reduced the generation of heat, land It also helps cutting to stablize, increase the intensity of cutter head and prevent cutter head adhesion, enhances chip breaking ability.

Preferably, one end of the knife handle is fixedly installed with mounting post, is provided on the bottom surface of the cutter head and the installation The mounting hole of column cooperation.

Mounting post is inserted into mounting hole, and by being welded and fixed, so the connection of cutter head and knife handle can be made more firm Gu.

Preferably, it is provided with keyway on the inner sidewall of the mounting hole, the mounting post is equipped with to be cooperated with the keyway Key.

By the setting of key and keyway, the power between cutter head and knife handle can be made to transmit and be protected.

Preferably, U-type groove is provided on the side wall of the knife handle.

The setting of U-type groove can reinforce the heat dissipation effect of cutter when polishing workpiece, but also facilitate cutter and driving work The connection of tool.

The beneficial effects of the utility model are:

1, the front end of cutter head is arranged to smooth heads by the rotary file cutter of the utility model, and will be before smooth heads End is arranged to spherical structure, in the fine bruting process of stainless steel kitchenware, can effectively avoid and causes workpiece to be not required to because of maloperation The surface of processing is scratched, and improves the utilization rate of rotary file cutter in the industry, while promoting the production efficiency of retrofit.

2, the utility model processes land and positive rake angle at the cutting edge of helical tooth, and in polishing, positive rake angle can make spiral shell The base for revolving tooth cutting edge is more thick and solid, improves the impact strength of cutting edge, gap is formd between land and workpiece, facilitate Heat control friction and generated by friction, meanwhile, which can also make coolant liquid flow into cutter edge, be further reduced heat Generation, land also help cutting stablize, increase cutter head intensity and prevent cutter head adhesion, enhance chip breaking ability.

3, mounting post is inserted into mounting hole by the utility model, and by being welded and fixed, can so make cutter head and knife handle Connection it is stronger.

4, the utility model is provided with keyway on the inner sidewall of mounting hole, and key is equipped in mounting post, passes through key and keyway Setting, power between cutter head and knife handle can be made to transmit and be protected.

5, the utility model is provided with U-type groove on the side wall of knife handle, can reinforce cutter when polishing titanium alloy object Heat dissipation effect.

Detailed description of the invention

Fig. 1 is the carbide rotary tool cutter of processing stainless steel kitchen tools described in the utility model embodiment 1 and embodiment 2 Side view；

Fig. 2 is the side view of cutter head described in the utility model embodiment 1 and embodiment 2；

Fig. 3 is the cross-sectional view in Fig. 2 at A；

Fig. 4 is the bottom view of cutter head described in the utility model embodiment 3；

Fig. 5 is the side view of knife handle described in the utility model embodiment 3；

Fig. 6 is the side view of the carbide rotary tool cutter of processing stainless steel kitchen tools described in the utility model embodiment 4.

Appended drawing reference:

1, knife handle；2, cutter head；3, helical tooth；4, spiral alveolar；5, land；6, smooth heads；7, mounting post；8, it installs Hole；9, keyway；10, key；11, U-type groove.

B, tooth socket angle；D, smooth heads outside diameter；L, smooth heads length；R, spherical structure radius.

Specific embodiment

The embodiments of the present invention are described in detail with reference to the accompanying drawing.

Embodiment 1

As shown in Figure 1-Figure 3, a kind of carbide rotary tool cutter of processing stainless steel kitchen tools, including knife handle 1 and welding Cutter head 2 in 1 one end of knife handle, cutter head 2 is pyramidal structure, and the cutter diameter forward end of cutter head 2 is gradually reduced, and is processed on cutter head 2 Have several helical tooths 3, be spiral alveolar 4 between adjacent two helical tooth 3, be machined at the cutting edge of helical tooth 3 land 5 and just before Angle, the front end of helical tooth 3 are set as smooth heads 6, and the length L of smooth heads 6 is 3mm, and the outside diameter D of smooth heads 6 is 3.1mm, the front end of smooth heads 6 are spherical structure, and the radius R of the spherical structure is 1.2mm.

The front end of cutter head 2 is arranged to smooth heads 6 by the rotary file cutter of the utility model, and by smooth heads 6 Front end is arranged to spherical structure, in the fine bruting process of stainless steel kitchenware, can effectively avoid and causes workpiece because of maloperation not The surface that need to be processed is scratched, and improves the utilization rate of rotary file cutter in the industry, while promoting the production efficiency of retrofit.

Land 5 and positive rake angle are processed at the cutting edge of helical tooth 3, in polishing, positive rake angle can make 3 cutting edge of helical tooth Base it is more thick and solid, improve the impact strength of cutting edge, form gap between land 5 and workpiece, facilitate control friction With by friction generate heat, meanwhile, the gap can also make coolant liquid flow into 2 cutting edge of cutter head, be further reduced the generation of heat, Land 5 also helps cutting and stablizes, increases the intensity of cutter head 2 and prevent 2 adhesion of cutter head, enhances chip breaking ability.

Embodiment 2

As depicted in figs. 1 and 2, on the basis of embodiment 1, the length L of the smooth heads 6 is 1mm, light to the present embodiment The outside diameter D in foxy portion 6 is 2.1mm, and the front end of the smooth heads 6 is spherical structure, and the radius R of the spherical structure is 1.2mm。

Embodiment 3

As shown in Figure 4 and Figure 5, on the basis of embodiment 1, mounting post is fixedly mounted on the top of knife handle 1 in the present embodiment 7, mounting hole 8 is opened up on the bottom surface of cutter head 2, keyway 9 is provided on the inner sidewall of mounting hole 8, and mounting post 7 is equipped with and keyway 9 The key 10 of cooperation.By the setting of key 10 and keyway 9, cutter head 2 and the connection of knife handle 1 can be made stronger, while make cutter head 2 Power transmitting between knife handle 1 can be protected.

Embodiment 4

As shown in fig. 6, the present embodiment is on the basis of embodiment 1, U-type groove 11 is opened up on the side wall of knife handle 1, is being polished It can reinforce the heat dissipation effect of cutter when titanium alloy object.

Embodiment 5

As shown in figure 3, the present embodiment is on the basis of embodiment 1, the tooth socket included angle B of spiral alveolar 4 is 66 °, and by spiral shell The slot bottom of rotation tooth socket 4 is arranged to the structure of arc-shaped slot, and the tooth socket included angle B of spiral alveolar 4 is 55 ° in traditional handicraft, this implementation The tooth socket included angle B of spiral alveolar 4 is arranged to 66 ° in example, one side tooth socket included angle B becomes larger, and can increase appearance and cut space, will The slot bottom of spiral alveolar 4 is arranged to the structure of arc-shaped slot, the chip generated in process can successfully from one forward The angle of top is discharged, and prevents chip from blocking spiral alveolar 4, greatly improves working efficiency；On the other hand, as tooth socket presss from both sides Angle B's becomes larger, and the quantity of helical tooth 3 can be reduced accordingly, also just increases the thickness of helical tooth 3, improves impact resistant strength.

Embodiment 6

On the basis of embodiment 1, the length L of the smooth heads 6 is 1mm to the present embodiment, and the big end of smooth heads 6 is straight Diameter D is 2.1mm, remaining structure of the present embodiment is same as Example 1.

Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.

Claims (8)

1. a kind of carbide rotary tool cutter of processing stainless steel kitchen tools, which is characterized in that including knife handle and be welded on knife handle The cutter head of one end, the cutter head is pyramidal structure, and the cutter diameter forward end of cutter head is gradually reduced, and is machined on the cutter head several Helical tooth, the front end of the helical tooth are set as smooth heads, and the length of the smooth heads is 0.5mm-3mm, smooth head The outside diameter in portion is 1.5mm-3.3mm, and the front end of the smooth heads is spherical structure, and the radius of the spherical structure is 0.8mm-1.5mm。

2. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that the ball The radius of face structure is 1.2mm.

3. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that the light The length in foxy portion is 3mm, and the outside diameter of smooth heads is 3.1mm.

4. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that the light The length in foxy portion is 1mm, and the outside diameter of smooth heads is 2.1mm.

5. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that adjacent two It is spiral alveolar between the helical tooth, is machined with land and positive rake angle at the cutting edge of the helical tooth.

6. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that the knife One end of handle is fixedly installed with mounting post, and the mounting hole with mounting post cooperation is provided on the bottom surface of the cutter head.

7. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 6, which is characterized in that the peace It fills and is provided with keyway on the inner sidewall in hole, the mounting post is equipped with the key cooperated with the keyway.

8. the carbide rotary tool cutter of processing stainless steel kitchen tools according to claim 1, which is characterized in that the knife U-type groove is provided on the side wall of handle.