CN112846290A - Titanium alloy hinge deep hole machining device and machining method - Google Patents
Titanium alloy hinge deep hole machining device and machining method Download PDFInfo
- Publication number
- CN112846290A CN112846290A CN202011598503.5A CN202011598503A CN112846290A CN 112846290 A CN112846290 A CN 112846290A CN 202011598503 A CN202011598503 A CN 202011598503A CN 112846290 A CN112846290 A CN 112846290A
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- China
- Prior art keywords
- hinge
- titanium alloy
- deep hole
- drilling
- guide die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000003754 machining Methods 0.000 title claims description 22
- 238000005553 drilling Methods 0.000 claims abstract description 29
- 238000003801 milling Methods 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
The invention provides a device and a method for processing a deep hole of a titanium alloy hinge. The device comprises a vice, an arch piece and a guide die. The guide die is clamped by a vice, and the titanium alloy hinge is placed into the guide die and fixed by the bow-shaped piece. The process device can ensure that the titanium alloy hinge is quickly fixed in the vertical direction, can adjust the hinge in the vertical direction in the guide die, and can avoid the out-of-tolerance of the wall thickness of the round hole caused by the deviation in the vertical direction of the hinge. The process device provides a fixing device for drilling deep holes on the titanium alloy hinge, which has the advantages of simple structure, convenience in operation, convenience and reliability, for the fixed installation of the hinge.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a device and a method for machining a deep hole of a titanium alloy hinge, aiming at solving the problems that a numerical control milling machine drills a deep hole of the titanium alloy hinge and reasonable setting of parameters is realized in the machining process.
Background
The titanium alloy material is widely applied to industries such as aviation, aerospace, ships, medical treatment, petrochemical industry and the like, and has the following performance characteristics: the density is small, the strength is high, and the strength greatly exceeds that of high-strength steel; the heat stability is good, the corrosion resistance is good, and especially the corrosion resistance at high temperature is better than that of stainless steel.
However, the materials have more problems in the processing process of the slender holes: in the semi-closed drilling process, due to the fact that the cutting temperature is high, the rebound is large after cutting machining, cutting is prone to adhesion, chips are not prone to being removed, and the like, a drill bit is prone to abrasion and even broken, even if the hole diameter is drilled finally, the requirement for coaxiality of the slender hole drilled due to the problems of cutter strength and material characteristics is also difficult to meet, and therefore parts are scrapped. The titanium alloy deep hole drilling processing by adopting the conventional mode becomes a difficult problem of a plurality of manufacturing enterprises.
The traditional titanium alloy hinge is processed by drilling deep holes on a blank, so that the processing precision is low, the surface roughness is poor, the processing efficiency is low, the operation strength is high, the quality is difficult to guarantee, and the problem of chip blocking or bit breakage is easily caused, thereby causing greater processing difficulty and even part scrapping.
Disclosure of Invention
In order to solve the problems, the invention provides a deep hole machining device and a deep hole machining method for a titanium alloy hinge. This device can avoid the hinge to take place the offset through fixing the hinge in the direction mould, simultaneously through the reasonable setting of numerically controlled fraise machine parameter can be quick carry out drilling to the titanium alloy hinge.
The technical scheme is as follows: the invention provides a deep hole processing device for a titanium alloy hinge, which comprises a numerical control milling machine, a guide die and a vice; the vice is fixed on numerically controlled fraise machine's work platform, the direction mould centre gripping is on the vice, it has the hinge mounting groove to open on the direction mould, the hinge is put into direction mould hinge mounting groove and is fixed, the last drill bit that is equipped with of numerically controlled fraise machine sets for numerically controlled fraise machine parameter and accomplishes the titanium alloy hinge and carry out drilling processing.
Preferably, the guide die is further provided with a lock catch, and the hinge is fixed on the guide die through the lock catch; the hasp can also realize that the hinge carries out the upper and lower regulation in the height in direction mould hinge mounting groove.
Preferably, the lock catch is an arch piece, one end of the arch piece props against the back of the guide die, and the hinge is ejected out of the other end of the arch piece so as to fix the hinge.
Preferably, the guide die is made of 7050-T7451, and other parts are finished tools.
The invention also provides a method for processing the deep hole of the titanium alloy hinge, which comprises the steps of fixing a vice on a workbench of a numerical control milling machine, aligning the position of the vice on the workbench, clamping and fixing a guide die through the vice, placing the hinge into a hinge mounting groove of the guide die, determining the length of the hinge needing to extend out of the guide die through the length of the hinge, and locking the hinge by using a lock catch; after the hinge is fixed, a numerical control milling machine is used for aligning a hinge hole to be drilled, a drill bit is used for drilling the titanium alloy hinge, and the deep hole of the titanium alloy hinge is machined by setting the main shaft rotating speed, the drilling feeding speed and the drilling depth of a drilling machine at each time.
Preferably, in the machining process, after drilling is finished each time, the cutter needs to be lifted to the upper surface of the titanium alloy hinge, so that cutting is convenient to arrange.
Preferably, the machining process is cooled and lubricated in a liquid cooling mode.
Preferably, the position of the vise on the table is aligned by way of a watch.
Preferably, the machine tool parameters comprise a main shaft rotating speed S of 1500n/min, a drilling feed speed F of 20mm/min, and a drilling depth of 0.5mm per drilling.
In the actual drilling process, the problem of slender hinge holes can be solved by processing the hinge holes in a sectional mode (such as two sections), and the problem of coaxiality of drilled holes can be solved by the guiding precision of the guiding die.
The invention has the following beneficial effects:
1. the technical device for drilling the deep hole in the titanium alloy hinge is used in cooperation with a numerical control milling machine, programming and reasonable parameter setting are carried out through the numerical control milling machine, and drilling machining can be carried out on the deep hole in the titanium alloy hinge in a segmented mode.
2. In the clamping process of the hinge, the guide die can limit the front, back, left and right freedom degrees of the hinge, so that the hinge can only move in the vertical direction, the hinge can be quickly installed, and the hinge cannot move when being drilled.
3. Because use the hasp to fix the hinge in the direction mould, can stretch out the reasonable regulation of the part of direction mould to the hinge, can carry out drilling processing to the hinge of length difference simultaneously.
Drawings
Figure 1 is a schematic view of the hinge clamping structure of the invention,
figure 2 is a schematic view of the hinge of the invention clamped to a guide die,
figure 3 is a front view of the guide die of the present invention,
figure 4 is a schematic half-section view of a guide die of the present invention,
figure 5 is a schematic view of a typical hinge part of the invention.
The device comprises a guide die 1, a vice 2, a lock catch 3 and a hinge 4.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings of the specification, and fig. 1 is a hinge clamping structure in a titanium alloy hinge deep hole machining device of the invention, and the structure, as a main structure of the invention, comprises a vice 2, a guide die 1 and a lock catch 3, wherein the guide die 1 is fixedly installed on the vice 2, the vice 2 is fixed on a workbench of a numerically controlled milling machine, the hinge is fixed on the guide die 1 through the lock catch 3, and the hinge 4 can move up and down on the guide die 1.
The installation efficiency of the hinge 4 is improved for the convenience of operation. The lock catch 3 of the fixing device for the hinge deep hole adopts a finished part, such as an arch part, and the fixing of the hinge 4 is realized through the matching use of the lock catch 3 and the guide die 1.
During the use, fix vice 2 on the numerically controlled fraise machine workstation to through the position of beating table alignment vice 2 on the workstation, fix the centre gripping of direction mould 1 through vice 2, put into direction mould 1 with hinge 4, confirm the length that the hinge need stretch out in direction mould 1 through the length of hinge 4, and lock with hasp 3.
The hinge hole to be drilled is aligned by using a numerical control milling machine, the titanium alloy hinge 4 is drilled by adopting an alloy drill bit, the rotating speed S of a main shaft of the machine tool is set to be 1500n/min, the drilling feed speed F is set to be 20mm/min, and the cutting depth of the drilled hole is set to be 0.5mm at each time, and after the drilling is finished at each time, the cutter needs to be lifted to the surface of a part, so that the cutting is conveniently arranged, and the liquid cooling mode is adopted for cooling and lubricating the part.
In summary, similar technical solutions can be derived from the solutions given in the figures. However, any simple modification, equivalent change and modification made according to the technical spirit of the present invention are within the scope of the technical solution of the present invention, as long as the modifications do not depart from the content of the technical solution of the present invention.
Claims (9)
1. The titanium alloy hinge deep hole processing device is characterized by comprising a numerical control milling machine, a guide die and a vice; the vice is fixed on numerically controlled fraise machine's work platform, the direction mould centre gripping is on the vice, it has the hinge mounting groove to open on the direction mould, the hinge is put into direction mould hinge mounting groove and is fixed, the last drill bit that is equipped with of numerically controlled fraise machine sets for numerically controlled fraise machine parameter and accomplishes the titanium alloy hinge and carry out drilling processing.
2. The titanium alloy hinge deep hole processing device as claimed in claim 1, wherein a lock catch is further arranged on the guide die, and the lock catch fixes the hinge on the guide die.
3. The titanium alloy hinge deep hole processing device as claimed in claim 2, wherein the lock catch is an arch piece, one end of the arch piece is abutted against the back of the guide die, and the hinge is ejected out from the other end of the arch piece so as to fix the hinge.
4. The titanium alloy hinge deep hole processing device as claimed in claim 1, wherein the guide die is made of 7050-T7451.
5. The method for machining the deep hole of the titanium alloy hinge adopts the machining device as claimed in any one of claims 1 to 4, and is characterized in that the method comprises the steps of fixing a vice on a workbench of a numerical control milling machine, aligning the position of the vice on the workbench, clamping and fixing a guide die through the vice, placing a hinge into a hinge mounting groove of the guide die, determining the length of the hinge to be extended in the guide die through the length of the hinge, and locking the hinge by using a lock catch; after the hinge is fixed, a numerical control milling machine is used for aligning a hinge hole to be drilled, a drill bit is used for drilling the titanium alloy hinge, and the deep hole of the titanium alloy hinge is machined by setting the main shaft rotating speed, the drilling feeding speed and the drilling depth of a drilling machine at each time.
6. The method for machining the deep hole of the titanium alloy hinge as claimed in claim 5, wherein in the machining process, after each drilling, the cutter needs to be lifted to the upper surface of the titanium alloy hinge, and then the cutting is arranged.
7. The method for machining the deep hole of the titanium alloy hinge according to claim 5, wherein a liquid cooling mode is adopted for cooling and lubricating the titanium alloy hinge during machining.
8. The method for machining a deep hole in a titanium alloy hinge as claimed in claim 5, wherein the machine tool parameters include a main shaft rotation speed S of 1500n/min, a drilling feed speed F of 20mm/min, and a drilling depth of 0.5mm per drilling.
9. The method for machining the deep hole of the titanium alloy hinge as claimed in claim 5, wherein the titanium alloy hinge hole is machined in a segmented mode, and the coaxiality of the drilled hole is guaranteed by the guiding precision of a guiding die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011598503.5A CN112846290A (en) | 2020-12-30 | 2020-12-30 | Titanium alloy hinge deep hole machining device and machining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011598503.5A CN112846290A (en) | 2020-12-30 | 2020-12-30 | Titanium alloy hinge deep hole machining device and machining method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112846290A true CN112846290A (en) | 2021-05-28 |
Family
ID=75998255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011598503.5A Pending CN112846290A (en) | 2020-12-30 | 2020-12-30 | Titanium alloy hinge deep hole machining device and machining method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112846290A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006051566A (en) * | 2004-08-11 | 2006-02-23 | Santo Kanagata Seisakusho:Kk | Fixedly supporting method and device to fixedly support and machine works of different sizes set on bed of radial drilling machine |
| CN203266146U (en) * | 2013-05-02 | 2013-11-06 | 襄阳通威机械有限公司 | Hinge drilling clamping device |
| CN103978245A (en) * | 2014-06-05 | 2014-08-13 | 赵夫超 | Manual drilling machine for drilling holes in thin plate |
| CN103978386A (en) * | 2014-06-05 | 2014-08-13 | 赵夫超 | Device for fixing manual drilling machine for drilling thin sheet |
| CN104476246A (en) * | 2014-11-16 | 2015-04-01 | 重庆鼎汉机械有限公司 | Rapid center drilling fixture |
| CN107414118A (en) * | 2017-08-23 | 2017-12-01 | 江苏匠准精密组件有限公司 | A kind of boring method of small diameter and deep hole |
| CN206966704U (en) * | 2017-07-03 | 2018-02-06 | 泸州市诚润机械有限公司 | Plate workpiece puncher |
| CN207387097U (en) * | 2017-07-03 | 2018-05-22 | 泸州市诚润机械有限公司 | Workpiece punches clamping bench |
| CN208428011U (en) * | 2018-05-21 | 2019-01-25 | 珠海格力精密模具有限公司 | A kind of fixture |
| CN208945675U (en) * | 2018-08-06 | 2019-06-07 | 重庆恒创汽车零部件制造有限公司 | Positioning fixture for the drilling of engine cylinder hd top face |
-
2020
- 2020-12-30 CN CN202011598503.5A patent/CN112846290A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006051566A (en) * | 2004-08-11 | 2006-02-23 | Santo Kanagata Seisakusho:Kk | Fixedly supporting method and device to fixedly support and machine works of different sizes set on bed of radial drilling machine |
| CN203266146U (en) * | 2013-05-02 | 2013-11-06 | 襄阳通威机械有限公司 | Hinge drilling clamping device |
| CN103978245A (en) * | 2014-06-05 | 2014-08-13 | 赵夫超 | Manual drilling machine for drilling holes in thin plate |
| CN103978386A (en) * | 2014-06-05 | 2014-08-13 | 赵夫超 | Device for fixing manual drilling machine for drilling thin sheet |
| CN104476246A (en) * | 2014-11-16 | 2015-04-01 | 重庆鼎汉机械有限公司 | Rapid center drilling fixture |
| CN206966704U (en) * | 2017-07-03 | 2018-02-06 | 泸州市诚润机械有限公司 | Plate workpiece puncher |
| CN207387097U (en) * | 2017-07-03 | 2018-05-22 | 泸州市诚润机械有限公司 | Workpiece punches clamping bench |
| CN107414118A (en) * | 2017-08-23 | 2017-12-01 | 江苏匠准精密组件有限公司 | A kind of boring method of small diameter and deep hole |
| CN208428011U (en) * | 2018-05-21 | 2019-01-25 | 珠海格力精密模具有限公司 | A kind of fixture |
| CN208945675U (en) * | 2018-08-06 | 2019-06-07 | 重庆恒创汽车零部件制造有限公司 | Positioning fixture for the drilling of engine cylinder hd top face |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210528 |
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| RJ01 | Rejection of invention patent application after publication |