CN209550639U - A kind of cutting tool with composite coating - Google Patents

Abstract

The utility model discloses a kind of cutting tools with composite coating, including tool apron and clamping screw, the tool apron is composed of shell A and shell B, the lower surface shell A two sides are provided with location hole, the upper surface shell B two sides are provided with positioning column, the shell A is connect by the location hole of lower surface with the positioning column gap of the upper surface shell B, threaded hole is provided on the shell A and shell B, the threaded hole that the clamping screw passes through on shell A and shell B is threadedly coupled with shell A and shell B, the tool apron is internally provided with cutter, the shell B inner wall bottom is provided with fixture block, card slot is provided on described cutter one end.The utility model facilitates cutter and is mounted and dismounted and replaced simplicity by a series of structure settings, while cutter has the advantages that thermal diffusivity is good, wearability is strong and oxidation resistance is high when being worked.

Description

A kind of cutting tool with composite coating

Technical field

The utility model relates to cutting-tool engineering field, specifically a kind of cutting tool with composite coating.

Background technique

In manufacturing, the quality of tool quality not only influences the efficiency and processing cost of machining, while also shadow Quality, the machinable material ranges of cutter for arriving parts processing surface are rung, cutting tool is used as and is commonly used in process of production Tool allow people to feel inconvenient during use there are many disadvantage.

Existing cutter head is that the best part is worn in use process, so often to replace cutter head or stronger using hardness Metal carry out the material as cutter head, virtually increase cost in this way, and even across improvement, such cutter head uses the longevity Life is not greatly enhanced, and Cutting-Tool Coating Technology is raisings a machining efficiency and processing quality, reduction at This has the new technology of important technical economic significance；Since what is carried out between cutter major part and tool apron is to be welded and fixed, make knife Tool replacement causes inconvenience, and tool apron also provides support reduction by the equipment of gravity at work not to cutter；Do not have on tool apron yet There is corresponding heat release hole, when working long hours, wearability is deteriorated cutter.

Utility model content

It is in the prior art to solve the purpose of this utility model is to provide a kind of cutting tool with composite coating Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of cutting tool with composite coating, Including tool apron and clamping screw, the tool apron is composed of shell A and shell B, and the lower surface shell A two sides are provided with Location hole, the upper surface shell B two sides are provided with positioning column, and the shell A passes through on the location hole and shell B of lower surface The positioning column gap on surface connects, and is provided with threaded hole on the shell A and shell B, the clamping screw pass through shell A and Threaded hole on shell B is threadedly coupled with shell A and shell B, and the tool apron is internally provided with cutter, the shell B inner wall bottom Portion is provided with fixture block, and card slot is provided on described cutter one end, and the cutter passes through on the card slot of one end and shell B inner wall bottom Fixture block gap connection, the cutter other end pass through tool apron, the cutter lower surface is provided with support plate, and support plate is located at Shell B outer wall side, the support plate lower surface is provided with reinforcing rib, and reinforcing rib outer wall side is connect with shell B.

Preferably, it is provided with titanium carbonitride layer and nitrogen calorize titanium layer on the cutter outer wall, the titanium carbonitride layer is located at On nitrogen calorize titanium layer outer wall.

Preferably, heat release hole is provided on the shell A and shell B.

Preferably, the positioning column is two, and two positioning columns are symmetrical respectively about the vertical center line of shell B.

Preferably, by being welded and fixed between the reinforcing rib and shell B.

Compared with prior art, the utility model has the beneficial effects that by the location hole and shell B on shell A The setting of positioning column when making to be attached between shell A and shell B, facilitates the threaded hole quick alignment on shell A and shell B, Keep clamping screw fast and convenient to the fixation between shell A and shell B, facilitates tool apron and mounted and dismounted, pass through cutter The setting of fixture block, enables cutter to fix on shell B on the card slot and shell B of one end, passes through shell B outer wall side Support plate and reinforcing rib setting, increase cutter by gravity when processing to part, keep cutter not easily broken, pass through shell A With the setting of the heat release hole on shell B, make cutter that can quickly radiate at work, increases the wearability of cutter, pass through The setting of titanium carbonitride layer and nitrogen calorize titanium layer on cutter outer wall makes cutter have higher hardness and coefficient of friction is small, carbon The composite layer high temperature oxidation resistance of titanium nitride layer and nitrogen calorize titanium layer composition is good.The utility model is set by a series of structures It sets, facilitates cutter and mounted and dismounted and replaced simplicity, while cutter has thermal diffusivity good, wear-resisting when being worked Property strong and high oxidation resistance advantage.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model.

Fig. 2 is the main view of the utility model.

Fig. 3 is the structural schematic diagram of the utility model shell B.

Fig. 4 is the structural schematic diagram of the utility model shell A.

Fig. 5 is the structural schematic diagram of the utility model cutter.

Fig. 6 is the cross-sectional view of the utility model cutter.

In figure: 1, tool apron；2, cutter；3, support plate；4, reinforcing rib；5, heat release hole；6, shell A；7, clamping screw；8, shell Body B；9, threaded hole；10, positioning column；11, fixture block；12, location hole；13, card slot；14, titanium carbonitride layer；15, nitrogen calorize titanium layer.

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.

Please refer to Fig. 1~6, in the utility model embodiment, a kind of cutting tool with composite coating, including tool apron 1 With clamping screw 7, tool apron 1 is composed of shell A6 and shell B8, and the lower surface shell A6 two sides are provided with location hole 12, shell The upper surface body B8 two sides are provided with positioning column 10, and positioning column 10 is two, and two positioning columns 10 are respectively about shell B8's Vertical center line is symmetrical, and shell A6 is connect by the location hole 12 of lower surface with 10 gap of positioning column of the upper surface shell B8, By the setting of the positioning column 10 on the location hole 12 and shell B8 on shell A6, make to be attached between shell A6 and shell B8 When, facilitate 9 quick alignment of threaded hole on shell A6 and shell B8, makes clamping screw 7 to consolidating between shell A6 and shell B8 It is fixed fast and convenient, facilitate tool apron 1 and mounted and dismounted, passes through fixture block 11 on the card slot 13 and shell B8 of 2 one end of cutter Setting, enables cutter 2 to fix on shell B8, passes through the support plate 3 of shell B8 outer wall side and setting for reinforcing rib 4 It sets, increases cutter 2 by gravity when processing to part, keep cutter 2 not easily broken, be provided with screw thread on shell A6 and shell B8 Hole 9, the threaded hole 9 that clamping screw 7 passes through on shell A6 and shell B8 is threadedly coupled with shell A6 and shell B8, inside tool apron 1 It is provided with cutter 2, shell B8 inner wall bottom is provided with fixture block 11, card slot 13 is provided on 2 one end of cutter, and cutter 2 passes through one end Card slot 13 connect with 11 gap of fixture block on shell B8 inner wall bottom, 2 other end of cutter pass through tool apron 1,2 lower surface of cutter is set It is equipped with support plate 3, and support plate 3 is located at shell B8 outer wall side, 3 lower surface of support plate is provided with reinforcing rib 4, and reinforcing rib 4 Outer wall side is connect with shell B8, and by being welded and fixed between reinforcing rib 4 and shell B8, carbon nitridation is provided on 2 outer wall of cutter Titanium layer 14 and nitrogen calorize titanium layer 15, titanium carbonitride layer 14 are located on 15 outer wall of nitrogen calorize titanium layer, are all provided on shell A6 and shell B8 It is equipped with heat release hole 5, by the setting of the heat release hole 5 on shell A6 and shell B8, makes cutter 2 at work and can quickly carry out and is scattered Heat, the wearability for increasing cutter 2 make cutter by the setting of titanium carbonitride layer 14 and nitrogen calorize titanium layer 15 on 2 outer wall of cutter 2 have higher hardness and coefficient of friction is small, the composite layer resistance to high temperature oxidation that titanium carbonitride layer 14 and nitrogen calorize titanium layer 15 form It is functional.

The working principle of the utility model is: in use, cutter 2 is installed on tool apron 1, by shell A6 Positioning column 10 on location hole 12 and shell B8, makes to be attached between shell A6 and shell B8, facilitates shell A6 and shell B8 On 9 quick alignment of threaded hole, keep clamping screw 7 fast and convenient to the fixation between shell A6 and shell B8, make 1 convenience of tool apron It is mounted and dismounted, so that cutter 2 is limited on shell B8 by fixture block 11 on the card slot 13 and shell B8 of 2 one end of cutter Position is fixed, increases cutter 2 by gravity when processing to part by the support plate 3 and reinforcing rib 4 of shell B8 outer wall side, makes Cutter 2 is not easily broken, and making cutter 2 at work by the heat release hole 5 on shell A6 and shell B8 can quickly radiate, and increases The wearability of cutter 2 has cutter 2 by titanium carbonitride layer 14 on 2 outer wall of cutter and nitrogen calorize titanium layer 15 higher hard It spends and coefficient of friction is small, the composite layer high temperature oxidation resistance that titanium carbonitride layer 14 and nitrogen calorize titanium layer 15 form is good.

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 cutting tool with composite coating, including tool apron (1) and clamping screw (7), which is characterized in that the tool apron (1) it is composed of shell A (6) and shell B (8), shell A (6) the lower surface two sides are provided with location hole (12), described Shell B (8) upper surface is provided with positioning column (10), location hole (12) and shell B (8) of the shell A (6) by lower surface Positioning column (10) gap of upper surface connects, and is provided with threaded hole (9), the locking on the shell A (6) and shell B (8) The threaded hole (9) that bolt (7) passes through on shell A (6) and shell B (8) is threadedly coupled with shell A (6) and shell B (8), the knife Seat (1) is internally provided with cutter (2), and shell B (8) the inner wall bottom is provided with fixture block (11), is set on described cutter (2) one end It is equipped with card slot (13), the cutter (2) passes through fixture block (11) gap on the card slot (13) of one end and shell B (8) inner wall bottom Connection, cutter (2) other end pass through tool apron (1), and cutter (2) lower surface is provided with support plate (3), and support plate (3) it is located at shell B (8) outer wall side, support plate (3) lower surface is provided with reinforcing rib (4), and reinforcing rib (4) outer wall one Side is connect with shell B (8).

2. a kind of cutting tool with composite coating according to claim 1, which is characterized in that the cutter (2) is outside Titanium carbonitride layer (14) and nitrogen calorize titanium layer (15) are provided on wall, the titanium carbonitride layer (14) is located at nitrogen calorize titanium layer (15) On outer wall.

3. a kind of cutting tool with composite coating according to claim 1, which is characterized in that the shell A (6) with Heat release hole (5) are provided on shell B (8).

4. a kind of cutting tool with composite coating according to claim 1, which is characterized in that the positioning column (10) It is two, and two positioning columns (10) are symmetrical respectively about the vertical center line of shell B (8).

5. a kind of cutting tool with composite coating according to claim 1, which is characterized in that the reinforcing rib (4) By being welded and fixed between shell B (8).