CN219151671U

CN219151671U - High-efficiency integrated drilling reamer

Info

Publication number: CN219151671U
Application number: CN202223487714.9U
Authority: CN
Inventors: 张波
Original assignee: Dongguan Shengxun Technology Co ltd
Current assignee: Dongguan Shengxun Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-09
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to a high-efficiency integrally-formed drilling reamer, which comprises a cutter handle, a drill part, a reamer part and a step part, wherein the drill part is arranged on one side of the reamer part, the cutter handle is connected with the reamer part through the step part, the drill part comprises a main cutting edge, auxiliary cutting edges, a drilling guide groove, a cutter point platform and a drilling inverted edge, the main cutting edge is at least two, the main cutting edge is arranged at the end parts of the auxiliary cutting edges, the drilling guide groove is arranged between two adjacent auxiliary cutting edges, the cutter point platform is arranged on the drilling guide groove, and the drilling inverted edge is arranged at one end of the main cutting edge close to the central shaft of the drill part. Above-mentioned high-efficient integrated into one piece bores reamer can carry out the trompil through the drill bit portion, reams and reams through reamer portion, can buckle cutting piece through the step portion, need not to adopt multiple cutter to bore, concentrate the function of drill bit and reamer on a sword, he improves work efficiency, this sword one shot forming is favorable to guaranteeing the axiality of hole processing, guarantees the precision requirement after the work piece processing.

Description

High-efficiency integrated drilling reamer

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a high-efficiency integrally-formed drilling reamer.

Background

As society continues to develop, technology continues to advance, especially in the field of machine manufacturing, in order to improve the respective production capacity and reduce the production cost, companies are seeking to improve the process to seek for higher-speed and effective scheme production.

When the hole with high requirements is machined in the mechanical industry, a drill bit is used for drilling, and then a reamer is used for finishing the hole, so that the matched several cutters are used together, the requirement on a feeding path during machining is also met, the roughness requirement of the machined workpiece surface is met, the workload of workers is increased, and the machining efficiency is reduced; in addition, a plurality of machines for a single grinding head are matched, so that the processing cost and the machine cost are high.

Disclosure of Invention

The utility model mainly aims to provide the high-efficiency integrally-formed drilling reamer, so that the technical problem is solved, and the drilling reamer can be formed at one time, and is high in efficiency and convenient to use when a hole with high requirements is machined.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high-efficient integrated into one piece bores reamer, including handle of a knife, drill bit portion, reamer portion and step portion, drill bit portion set up in one side of reamer portion, the handle of a knife passes through step portion with reamer portion connects, drill bit portion is including main cutting edge, minor cutting edge, drilling guide slot, knife tip platform and drilling chamfer, the main cutting edge is provided with two at least, the main cutting edge set up in the tip of minor cutting edge, the drilling guide slot sets up between two adjacent minor cutting edges, the knife tip platform set up in on the drilling guide slot, the drilling chamfer set up in the main cutting edge is being close to the one end of drill bit portion center pin.

As a preferable technical scheme, the reamer part comprises reamer blades and reamer slots, wherein the reamer blades are spirally arranged on the reamer part and are connected with the auxiliary cutting edges, and the reamer slots are arranged between two adjacent reamer blades and are communicated with the drilling guide slots.

As a preferable technical scheme, the diameter of the reamer part is the same as that of the drill part, and the diameter of the cutter handle is larger than that of the reamer part.

As a preferred technical scheme, the included angle between the two main cutting edges is 120-140 degrees.

As an optimized technical scheme, the knife handle is provided with a clamping groove and a guide inclined plane, the guide inclined plane is arranged at the end part of the knife handle, and the clamping groove is annularly arranged on the knife handle and is close to the guide inclined plane.

As a preferable technical solution, it is further provided with a cooling oil path provided on the shank, the bit portion, the reamer portion and the step portion.

As a preferable technical scheme, the cooling oil way is provided with an oil inlet and an oil outlet, the oil inlet is arranged in the clamping groove, and the oil outlet is arranged on the auxiliary cutting edge.

The utility model has the beneficial effects that: above-mentioned high-efficient integrated into one piece bores reamer can carry out the trompil through the drill bit portion, reams and reams through the reamer portion, can buckle cutting piece through the step portion, need not to adopt multiple cutter to bore, concentrate the function of drill bit and reamer on a sword, he improves work efficiency, and this sword one shot forming is favorable to guaranteeing the axiality of hole processing, guarantees the precision requirement after the work piece processing.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency integrated drilling reamer according to the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1, a high-efficient integrated into one piece bores reamer, including handle of a knife 1, drill bit 4, reamer portion 3, cooling oil circuit 5 and step portion 2, drill bit 4 sets up in one side of reamer portion 3, handle of a knife 1 passes through step portion 2 and reamer portion 3 is connected, the accuracy when drilling is guaranteed to drill bit portion 4, thereby the accuracy when preventing reamer portion 3 entering work piece emergence tilting phenomenon, thereby can effectively improve the quality of hole when guaranteeing to drill, reamer portion 3 mainly accomplishes reaming and reaming, possess great intensity, can strengthen the shock resistance of cutter, reduce the production of shake line, handle of a knife 1 is used for being connected with equipment, step portion 2 can be with the cutting piece of buckling, cooling oil circuit 5 passes handle of a knife 1, step portion 2, drill bit portion 4 and reamer portion 3, can pass through equipment through cooling oil circuit 5 and directly cut the position, improve cooling efficiency, and this sword one shot forming is favorable to guaranteeing the axiality of hole processing, guarantee the precision requirement after the work piece processing.

Specifically, the drill bit 4 includes a main cutting edge 42, a secondary cutting edge 41, a drilling guide slot 43, a nose platform 44 and a drilling inverted edge 45, at least two main cutting edges 42 are provided, the main cutting edge 42 is disposed at the end of the secondary cutting edge 41, the drilling guide slot 43 is disposed between two adjacent secondary cutting edges 41, the nose platform 44 is disposed on the drilling guide slot 43, the nose platform 44 is used for applying resistance to chips generated during drilling of the drill bit, the drilling inverted edge 45 is disposed at one end of the main cutting edge 42 near the central axis of the drill bit 4, which is beneficial to enhancing the performance of the drill bit, further prolonging the service life of the drill bit, and the included angle between the two main cutting edges 42 is 120 ° -140 °, so that the mechanical strength of the drill bit can be maintained while the drilling capability is maintained, and the service life of the drill bit is beneficial to being prolonged. Reamer portion 3 is including reamer cutting edge 31 and reamer sword groove 32, and reamer cutting edge 31 spiral sets up on reamer portion 3, and is connected with minor cutting edge 41, and reamer sword groove 32 sets up between two adjacent reamer cutting edges 31, and communicates with drilling guide slot 43, and reamer cutting edge 31 polishes the pore wall, has reached the effect of improving the pore wall. The diameter of the reamer part 3 is the same as that of the drill part 4, and the diameter of the cutter handle 1 is larger than that of the reamer part 3.

More specifically, a clamping groove 12 and a guiding inclined plane 11 are arranged on the tool handle 1, the guiding inclined plane 11 is arranged at the end part of the tool handle 1, the clamping groove 12 is annularly arranged on the tool handle 1 and is close to the guiding inclined plane 11, the guiding inclined plane 11 is used for guiding the installation of a tool, and the tool is clamped by the equipment through the clamping groove 12. The cooling oil path 5 is provided with an oil inlet 51 and an oil outlet 52, the oil inlet 51 is arranged in the clamping groove 12, and the oil outlet 52 is arranged on the secondary cutting edge 41, so that the cooling oil can directly reach the cutting position.

The above embodiments are only preferred examples of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims are included in the scope of the present utility model.

Claims

1. The utility model provides a high-efficient integrated into one piece bores reamer, its characterized in that, including handle of a knife, bit portion, reamer portion and step portion, bit portion set up in one side of reamer portion, the handle of a knife pass through step portion with reamer portion connects, bit portion is including main cutting edge, minor cutting edge, drilling guide slot, knife tip platform and drilling chamfer, the main cutting edge is provided with two at least, the main cutting edge set up in the tip of minor cutting edge, the drilling guide slot sets up between two adjacent minor cutting edges, the knife tip platform set up in on the drilling guide slot, the drilling chamfer set up in the main cutting edge is being close to the one end of bit portion center pin.

2. The efficient integrally formed drill reamer of claim 1, wherein the reamer portion comprises a reamer blade and a reamer slot, the reamer blade is spirally disposed on the reamer portion and connected with the minor cutting edge, and the reamer slot is disposed between two adjacent reamer blades and is in communication with the drill guide slot.

3. The high efficiency, integrally formed drill reamer of claim 2, wherein the reamer portion and the bit portion have the same diameter and the shank has a diameter greater than the reamer portion.

4. A high efficiency integrated drill reamer as claimed in claim 2 or 3, wherein the angle between the two main cutting edges is 120 ° -140 °.

5. The high-efficiency integrated drill reamer of claim 4, wherein the handle is provided with a clamping groove and a guiding inclined plane, the guiding inclined plane is arranged at the end of the handle, and the clamping groove is annularly arranged on the handle and is close to the guiding inclined plane.

6. The high efficiency, integrated drill reamer of claim 5, further provided with a cooling oil path disposed on the shank, the bit portion, the reamer portion, and the step portion.

7. The efficient integrally formed drill reamer of claim 6, wherein the cooling oil path is provided with an oil inlet and an oil outlet, the oil inlet is disposed in the clamping groove, and the oil outlet is disposed on the secondary cutting edge.