Alloy gun drill

Abstract

The utility model discloses an alloy gun drill, which relates to the technical field of alloy gun drills and comprises a cutter body, two ends of the cutter body are respectively provided with a cutting edge and a cutter handle, the cutter body, the cutting edge and the cutter handle form an alloy gun drill body, the cutting edge is made of hard alloy, and one end of the cutter handle close to the cutter body is provided with a connecting part. The knife handle is connected with the knife body through the connecting part, the knife edge is welded to one end of the knife body, the through hole is communicated with the water hole, the two liquid outlet holes are formed in the knife edge, the two liquid outlet holes are both communicated with the water hole, the knife edge part is formed by welding a whole hard alloy rod, and a cutting edge and a chip groove are machined through grinding. The chip grooves with the same size are formed in the cutter body and the cutting edge, the strength of the cutter body is guaranteed, meanwhile, discharging of cuttings is facilitated, the cutter adopts an internal water outlet mode, a cutting fluid injection opening is adjusted according to the use condition, different use requirements can be met, and normal use of the alloy gun drill is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to alloy gun drill technical field, concretely is an alloy gun drill. BACKGROUND

[0002] Hard alloy gun drill is also called deep hole drill, can carry out drilling to alloy steel, carbon steel and aluminum alloy material quality, also can be used to process shallow hole and deep hole, is widely used in processing mining industry, alloy gun drill is a kind of high-efficiency, advanced hole processing tool, with high precision, low roughness and high efficiency etc.

[0003] Alloy gun drill is usually welded by drill handle, drill rod, drill bit three parts, when workpiece is drilled, workpiece will produce a certain amount of waste chip, existing alloy gun drill cannot discharge waste chip in time, and the injection mode of cutting fluid is relatively single, cannot be applicable to different use occasions. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an alloy gun drill to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An alloy gun drill, including blade body, the blade body two ends are provided with blade edge and handle respectively, the blade body, blade edge and handle constitute alloy gun drill body, the material of blade edge is hard alloy, one end of the handle near the blade body is provided with connecting part, the handle is connected with the blade body by connecting part, the blade edge is welded at one end of the blade body, the blade body and blade edge are all provided with chip removal groove, the blade body is internally provided with water hole, the handle is internally provided with through hole, the through hole is communicated with water hole, the blade edge is provided with liquid outlet hole, two liquid outlet holes are all communicated with water hole, the connecting part and handle are all provided with screw hole, the screw hole is internally provided with sealing plug.

[0007] On the basis of the above technical scheme, the utility model further provides the following optional technical scheme:

[0008] In an optional scheme, the blade edge is made of hard alloy bar grinding processing, and the hard alloy bar is welded on the blade body and processed into cutting edge and chip removal groove by grinding.

[0009] In an optional scheme, the angle of the chip removal groove on the blade edge is 100 °.

[0010] In an optional scheme, the handle is a Morse taper handle.

[0011] In an optional scheme,

[0012] Compared with the prior art, the alloy gun drill has the following beneficial effects:

[0013] The alloy gun drill is composed of a cutter body, a cutting edge and a shank, the cutting edge part is made of a whole hard alloy bar by welding, the cutting edge and the cutting edge part are provided with the same size chip removal grooves, the strength of the cutter body is ensured and the chip discharge is facilitated, the cutter adopts an internal water outlet mode, the water hole is connected with the two liquid outlet holes in the alloy cutting edge part, the cutting fluid can flow into the alloy cutting edge part, the cutting fluid can be injected from the tail part of the shank or the threaded interface on the connecting part, the injection port of the cutting fluid is adjusted according to the use condition, different use requirements can be met, and the normal use of the alloy gun drill is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the alloy gun drill.

[0015] Figure 2 It is a sectional view of the cutting edge in the alloy gun drill.

[0016] Marked with 1-cutter body, 2-cutting edge, 3-shank, 4-connection part, 5-liquid outlet hole, 6-screw hole, 7-through hole, 8-water hole, 9-chip removal groove. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model is further described in detail below by combining with the drawings and examples; in the drawings or description, similar or same parts use the same mark, and in the practical application, the shape, thickness or height of each component can be enlarged or reduced. The examples listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modification or change made to the utility model does not deviate from the spirit and scope of the utility model.

[0018] In one embodiment, as Figures 1-2As shown, an alloy gun drill includes a cutter body 1, the cutter body 1 is provided with a cutting edge 2 and a handle 3 at both ends, respectively, the cutter body 1, the cutting edge 2 and the handle 3 constitute the alloy gun drill body, the material of the cutting edge 2 is hard alloy, the handle 3 is provided with a connecting part 4 at one end close to the cutter body 1, the handle 3 is connected with the cutter body 1 through the connecting part 4, the cutting edge 2 is welded at one end of the cutter body 1, the cutter body 1 and the cutting edge 2 are both provided with a chip flute 9, the size of the chip flute on the cutter body 1 and the cutting edge 2 is consistent, the cutter body 1 is internally provided with a water hole 8, the handle 3 is internally provided with a through hole 7, the through hole 7 is communicated with the water hole 8, the cutting edge 2 is provided with a liquid outlet hole 5, the two liquid outlet holes 5 are both communicated with the water hole 8, the connecting part 4 and the tail part of the handle 3 are both provided with a screw hole 6, the screw hole 6 is internally provided with a sealing plug, the screw hole 6 is an M10 threaded interface, the cutting fluid can be injected from the tail part of the handle 3 (when the cutter rotates), or the cutting fluid can be injected from the threaded interface on the connecting part 4 (when the cutter is fixed and the workpiece rotates), when one of the threaded interfaces is selected to inject the cutting fluid, the other threaded interface is sealed by the plug.

[0019] The alloy gun drill is composed of the cutter body 1, the cutting edge 2 and the handle 3, the cutting edge 2 is made of hard alloy material, the cutter body 1 and the cutting edge 2 are both provided with chip flutes 9 of the same size, which ensures the strength of the cutter body 1 and is beneficial to the discharge of chips, the cutter adopts an internal water outlet mode, the cutter body 1 is internally provided with a water hole 8, the water hole 8 and the through hole 7 penetrate the entire cutter part, the water hole 8 is communicated with two liquid outlet holes 5 in the alloy cutting edge part, so that the cutting fluid can flow into the alloy cutting edge part, as an embodiment, the left and right and up and down positions of each component given in the drawing are only one arrangement mode, and the specific position is set according to specific needs.

[0020] In one embodiment, as shown in the figure, Figure 1 The cutting edge 2 is made of a hard alloy rod by grinding processing, the hard alloy rod is welded on the cutter body 1 and the cutting edge and the chip flute 9 are processed by grinding.

[0021] In one embodiment, as shown in the figure, Figures 1-2 The angle of the chip flute 9 on the cutting edge 2 is 100°.

[0022] In one embodiment, as shown in the figure, Figure 1 The handle 3 is a Morse taper handle.

[0023] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. An alloy gun drill, comprising a cutter body, characterized in that: A blade and a handle are respectively provided at both ends of the blade body. The blade, the blade and the handle constitute the alloy gun drill body. The blade is made of cemented carbide. A connecting portion is provided at one end of the handle close to the blade body. The handle is connected to the blade through the connecting portion. The blade is welded to one end of the blade body. A chip groove is provided on the blade and the blade. A water hole is provided inside the blade body. A through hole is provided inside the handle. The through hole is connected to the water hole. A liquid outlet hole is provided on the blade. Both the liquid outlet holes are connected to the water hole. Screw holes are provided on the connecting portion and the handle. A sealing plug is provided inside the screw hole.

2. The alloy gun drill according to claim 1, characterized in that: The blade is made by grinding a carbide rod, which is welded to the cutter body and through which the cutting edge and the chip groove are machined.

3. The alloy gun drill according to claim 2, characterized in that: The angle of the chip groove on the blade is 100°.

4. The alloy gun drill according to claim 1, characterized in that The knife handle is a Morse taper handle.

Images