CN112719447A - Integrated composite reamer capable of simultaneously processing two sections of holes - Google Patents
Integrated composite reamer capable of simultaneously processing two sections of holes Download PDFInfo
- Publication number
- CN112719447A CN112719447A CN202011595676.1A CN202011595676A CN112719447A CN 112719447 A CN112719447 A CN 112719447A CN 202011595676 A CN202011595676 A CN 202011595676A CN 112719447 A CN112719447 A CN 112719447A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
- B23D77/006—Reaming tools with means for lubricating or cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses an integrated composite reamer capable of simultaneously machining two sections of holes, which comprises a cutting part and a cutter handle, wherein the cutting part comprises a first section hole machining part and a second section hole machining part, the first section hole machining part is inserted and welded with the cutter handle, the second section hole machining part is arranged on the outer side of the cutter handle, main internal cooling holes and branch internal cooling holes are arranged on the first section hole machining part and the second section hole machining part, and the branch internal cooling holes and the main internal cooling holes are arranged at an angle of 45 degrees. The two sections of holes can be processed at one time, the time for changing a plurality of cutters is saved, the efficiency is greatly improved, the one-section hole processing part and the two-section hole processing part are integrally designed, the coaxiality is ensured, and the product quality is improved.
Description
Technical Field
The invention relates to the technical field of cutters, in particular to an integrated composite reamer capable of machining two sections of holes simultaneously.
Background
The diesel engine part is usually provided with 2 sections of holes, a customer originally uses a plurality of cutters to process the 2 sections of holes of the diesel engine part separately, rough machining, semi-finish machining and finish machining need to be carried out, the machining time is long, the efficiency is low, the 2 sections of holes are separately processed, and the coaxiality error is large.
Disclosure of Invention
The purpose of the invention is as follows: in view of the above problems and deficiencies of the prior art, it is an object of the present invention to provide an integrated composite reamer capable of simultaneously machining two sections of holes.
The technical scheme is as follows: in order to achieve the purpose, the integrated composite reamer capable of simultaneously machining two sections of holes comprises a cutting part and a cutter handle, wherein the cutting part comprises a first section hole machining part and a second section hole machining part, the first section hole machining part is inserted and welded with the cutter handle, the second section hole machining part is arranged on the outer side of the cutter handle, main internal cooling holes and branch internal cooling holes are formed in the first section hole machining part and the second section hole machining part, and the branch internal cooling holes and the main internal cooling holes are arranged at an angle.
Further, one section hole machining portion includes half finish machining portion, finish reaming portion, neck and insertion portion, half finish machining portion sets up the tip at one section hole machining portion, be equipped with the tapering sword between half finish machining portion and the finish reaming portion, finish reaming portion sets up between half finish machining portion and neck, and insertion portion and neck are adjacent to be set up.
Furthermore, the semi-finishing part is provided with 4 cutting edges, and a first chip removal groove is formed between every two adjacent cutting edges.
Further, the two-section hole processing part comprises a base body and blades, 6 chip grooves II are formed in the periphery of the base body, and the blades are welded on the chip grooves II.
Further, the blade is made of hard alloy materials.
Furthermore, a guiding and positioning part is arranged on the knife handle.
Further, the taper of the taper edge is 2-5 degrees.
Further, the angle between the branch internal cooling hole and the main internal cooling hole is 40-50 degrees.
According to the technical scheme, the invention has the beneficial effects that:
(1) the invention relates to an integrated composite reamer capable of simultaneously processing two sections of holes,
the two sections of holes can be processed at one time, the time for changing a plurality of cutters is saved, the efficiency is greatly improved, the one-section hole processing part and the two-section hole processing part are integrally designed, the coaxiality is ensured, and the product quality is improved.
(2) The invention relates to an integrated composite reamer capable of simultaneously processing two sections of holes,
the main internal cooling hole and the branch internal cooling hole are respectively arranged on the first section hole processing part and the second section hole processing part, so that the heat dissipation and cooling can be carried out in time when the cutter cuts, and the service life of the cutting part and the hole processing quality are ensured.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
fig. 3 is a schematic structural view of the tapered edge of the present invention.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
As shown in fig. 1-3, the one-piece composite reamer capable of simultaneously processing two sections of holes comprises a cutting part 1 and a cutter handle 2, wherein the cutting part 1 comprises a section of hole processing part 11 and a section of hole processing part 12, the section of hole processing part 11 and the cutter handle 2 are inserted and welded, the section of hole processing part 12 is arranged on the outer side of the cutter handle 2, the section of hole processing part 11 and the section of hole processing part 12 are respectively provided with a main inner cooling hole 13 and a branch inner cooling hole 14, and the branch inner cooling hole 14 and the main inner cooling hole are arranged at an angle of 13 degrees.
In this embodiment, the first-stage hole-processing portion 11 includes a semi-finishing portion 11a, a finishing reaming portion 11b, a neck portion 11c, and an insertion portion 11d, the semi-finishing portion 11a is provided at an end portion of the first-stage hole-processing portion 11, a tapered edge 11e is provided between the semi-finishing portion 11a and the finishing reaming portion 11b, the finishing reaming portion 11b is provided between the semi-finishing portion 11a and the neck portion 11c, and the insertion portion 11d is provided adjacent to the neck portion 11 c.
The semi-finished part 11a is provided with 4 cutting edges 111, and a first chip groove 112 is formed between adjacent cutting edges 111.
Thirdly, the two-section hole processing part 12 comprises a base 121 and blades 122, 6 second chip discharge grooves 123 are formed in the periphery of the base 121, and the blades 122 are welded on each second chip discharge groove 123.
The blade 122 is made of cemented carbide in this embodiment.
In this embodiment, the tool holder 2 is provided with a guiding and positioning portion 21.
In the embodiment, the taper of the tapered edge 11e is 2 to 5 degrees.
In the embodiment, the angle between the branch inner cooling hole 14 and the main inner cooling hole 13 is 40-50 degrees.
The examples are given solely for the purpose of illustration and are not to be construed as limitations of the present invention, as various equivalents will occur to those skilled in the art upon reading the present invention and are intended to be within the scope of the invention as defined in the claims appended hereto.
Claims (8)
1. The utility model provides a can process integral type composite reamer in two sections holes simultaneously which characterized in that: including cutting part (1) and handle of a knife (2), cutting part (1) includes one section spot facing work portion (11) and two sections spot facing work portion (12), one section spot facing work portion (11) inserts the welding with handle of a knife (2), and two sections spot facing work portion (12) set up in the outside of handle of a knife (2), all be equipped with main interior cold bore (13) and branch interior cold bore (14) on one section spot facing work portion (11) and two sections spot facing work portion (12), branch interior cold bore (14) and main interior cold bore and be (13) angle setting.
2. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: one section hole machining portion (11) is including half finish machining portion (11a), finish reaming portion (11 b), neck (11 c) and insertion portion (11 d), half finish machining portion (11a) sets up the tip in one section hole machining portion (11), be equipped with taper sword (11 e) between half finish machining portion (11a) and finish reaming portion (11 b), finish reaming portion (11 b) sets up between half finish machining portion (11a) and neck (11 c), and insertion portion (11 d) and neck (11 c) are adjacent to be set up.
3. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: the semi-finishing part (11a) is provided with 4 cutting edges (111), and a first chip removal groove (112) is formed between every two adjacent cutting edges (111).
4. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: the two-section hole machining part (12) comprises a base body (121) and blades (122), 6 chip discharge grooves II (123) are formed in the periphery of the base body (121), and the blades (122) are welded on each chip discharge groove II (123).
5. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 4, wherein: the blade (122) is made of hard alloy materials.
6. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: the knife handle (2) is provided with a guiding and positioning part (21).
7. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: the taper of the taper edge (11 e) is 2-5 degrees.
8. The integrated composite reamer capable of simultaneously machining two sections of holes according to claim 1, wherein: the angle formed by the branch inner cooling hole (14) and the main inner cooling hole (13) is 40-50 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595676.1A CN112719447A (en) | 2020-12-30 | 2020-12-30 | Integrated composite reamer capable of simultaneously processing two sections of holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595676.1A CN112719447A (en) | 2020-12-30 | 2020-12-30 | Integrated composite reamer capable of simultaneously processing two sections of holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112719447A true CN112719447A (en) | 2021-04-30 |
Family
ID=75611098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011595676.1A Pending CN112719447A (en) | 2020-12-30 | 2020-12-30 | Integrated composite reamer capable of simultaneously processing two sections of holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112719447A (en) |
-
2020
- 2020-12-30 CN CN202011595676.1A patent/CN112719447A/en active Pending
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