CN203044951U - Multi-shaft bidirectional processing numerical control drilling machine tool - Google Patents
Multi-shaft bidirectional processing numerical control drilling machine tool Download PDFInfo
- Publication number
- CN203044951U CN203044951U CN 201320048194 CN201320048194U CN203044951U CN 203044951 U CN203044951 U CN 203044951U CN 201320048194 CN201320048194 CN 201320048194 CN 201320048194 U CN201320048194 U CN 201320048194U CN 203044951 U CN203044951 U CN 203044951U
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- machine tool
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- 238000005553 drilling Methods 0.000 title claims abstract description 28
- 230000002457 bidirectional Effects 0.000 title abstract 4
- 238000001816 cooling Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000000414 obstructive Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000001050 lubricating Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000003068 static Effects 0.000 description 1
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Abstract
The utility model discloses a multi-shaft bidirectional processing numerical control drilling machine tool, and relates to machine tools. The multi-shaft bidirectional processing numerical control drilling machine tool comprises a workpiece clamping unit and feeding units, the two feeding units are respectively arranged on the left side and the right side of the workpiece clamping unit with the workpiece clamping unit as a center, the workpiece clamping unit is a numerical control rotary workbench capable of clamping workpieces to be processed, the feeding units are supports and system which can control the feeding of spindle units in a horizontal direction and a vertical direction to carry out hole processing on the workpieces to be processed, each feeding unit comprises and is provided with two sets of spindle units with drilling tools, and totally four sets of spindle units are arranged. The multi-shaft bidirectional processing numerical control drilling machine tool can solve the fast processing problem that about 10 thousand drilled holes with depth of 50mm are evenly distributed in the circumference of the workpiece to be processed, the workpiece to be processed is a circular mould with an outer diameter phi of 1000mm to 2000mm, and a height of 2000mm, the maching of the workpeice can be completed in two days, and processing efficiency and processing efficiency are improved.
Description
Technical field
The utility model relates to lathe, refers to especially be applicable in the enterprising conduct of ring mould to the two-way processing numeric control drilling machine tool of a kind of multiaxis of deep hole machining.
Background technology
It is quite difficult processing a large amount of halving holes at some large-scale processed annular class workpiece.Be a kind of ring mould such as workpiece to be machined, its external diameter is φ 1000～φ 2000mm, and height is 2000mm, will evenly get out drilling depth and be about 10,000 of the dark aperture of 50mm on this ring mould circumference, and rapidoprint is structural alloy steel, carbon steel etc.
In the prior art, processing above-mentioned workpiece does not have special-purpose lathe, has only the lathe with other kind to carry out, and processing a workpiece time spent needs two weeks, and the indexing accuracy of the workpiece hole that is processed into and aperture precision are not high, and working (machining) efficiency is slow.
Summary of the invention
The utility model technical issues that need to address are to overcome the deficiency that prior art can not rapid processing when a lot of index hole such as large-sized annular class workpiece processing such as ring mould etc., provide a kind of multiaxis two-way processing numeric control drilling machine tool.It can satisfy the needs of a lot of index holes of rapid processing on large-sized annular class workpiece such as ring mould fully.
For this reason, the two-way processing numeric control drilling machine tool of a kind of multiaxis of the utility model adopts following technical proposals:
The two-way processing numeric control drilling machine tool of a kind of multiaxis, comprise clamping workpiece unit and feed unit, one feed unit respectively is set about centered by the clamping workpiece unit, this left and right directions is decided to be Z-direction, and above-below direction is that (the utility model processing mode is the horizontal processing of level to Y direction, and the hole that processes is lateral aperture, the horizontal direction of hole depth indication is decided to be Z-direction, in the presents, Z-direction is along left and right directions, and above-below direction is that vertical cube is to then being Y direction); The clamping workpiece unit is the NC rotary table of energy clamping workpiece to be machined, described feed unit is for supporting and can controlling deep hole machining is implemented in the spindle unit feeding to workpiece to be machined system in level and above-below direction, each described feed unit comprises the spindle unit that two cover installation drilling tools are set, and the quadruplet spindle unit is installed altogether.
Technique scheme is further set forth:
Described feed unit comprises base, nc sliding table, Z axle line slideway, Z shaft ball screw, column, Y-axis line slideway, Y-axis ball screw, crossbeam, main shaft planker and described spindle unit, Z axle line slideway is arranged on the base, nc sliding table and the configuration of Z shaft ball screw, Z shaft ball screw are subjected to the driving of its equipped servomotor and drive nc sliding table along the slippage of Z axle line slideway; Install column at nc sliding table, complying with column the Y-axis line slideway is set, crossbeam and Y-axis ball screw are equipped, and the Y-axis ball screw is subjected to the driving of its servomotor that is equipped with it and drives crossbeam along the slippage up and down of Y-axis line slideway; The main shaft planker is arranged on the crossbeam, the described spindle unit of in each described feed unit a cover is arranged on the described main shaft planker, another set of described spindle unit installs and is arranged on the described crossbeam, described spindle unit comprises main shaft casing and main shaft, on the main shaft casing main shaft is installed, configuration two cover servo principal axis motors are to drive the described main axis rotation of link separately.
The clamping workpiece unit comprises pedestal, numerical control rotating platform and numerical control rotating platform servomotor, numerical control rotating platform is installed on the pedestal, numerical control rotating platform servomotor and numerical control rotating platform are equipped and drive numerical control rotating platform at pedestal rotation and calibration, workpiece to be machined is installed on the numerical control rotating platform, and numerical control rotating platform can carry out calibration to the circumference of workpiece to be machined
At described crossbeam the manual adjusting device of the distance between axles of described main shaft is set, the adjusting range of described two main shaft distance between axles is in 50mm.
The drilling tool clamping is in main shaft inner spring chuck, and by nut check.
Described servo principal axis motor drives main shaft by the profile of tooth belt wheel on it and rotates.
Described main shaft sets overload protection arrangement to realize overload protection function; described spindle power can raise and automatic warning in process in case when anomaly such as material inequality, smear metal obstruction, tool wear or damage occurring; automatically stop, can protecting workpiece to be machined and lathe effectively.
Electric control system is set, and the Electrical Control of Machinery Tools system comprises the electric cabinet control cabinet of the independence that electric cabinet heat exchanger is installed; The setting operation console, operating console comprises LCD, CNC system and operates Chinese display interface, possess and control function zero point able to programme, digital control system control is implemented in the operation of numerical control rotating platform, Z shaft ball screw, Y-axis ball screw, servo principal axis motor.
Compare with prior art, the beneficial effects of the utility model are:
One, can solve workpiece to be machined is that external diameter is φ 1000～φ 2000mm, high ring mould even radially dark about 10,000 rapid processing difficult problem of aperture that distributes on its circumference for 2000mm, only needs 2 day time just can machine the working (machining) efficiency height.
Its two, adopt U to bore the processing method that cutter carries out the hole, surface smoothness is good.Distance between axles between two main shafts can be adjusted (adjusting range is in 50mm), and the utility model can compatible carry out the hole processing in 8 times of footpaths of φ 10mm～φ 20mm.
Description of drawings
Fig. 1 is the utility model front view;
Fig. 2 is the utility model vertical view;
Fig. 3 is the utility model side view.
Among the figure: 1, clamping workpiece unit and feed unit; 10, workpiece to be machined; 11, pedestal; 12, numerical control rotating platform; 13, numerical control rotating platform servomotor; 2, feed unit; 20, base; 21, nc sliding table; 22, Z axle line slideway; 23, Z shaft ball screw; 24, column; 25, Y-axis line slideway; 26, Y-axis ball screw; 27, crossbeam; 28, main shaft planker; 29, main shaft; 30, manual adjusting device; 31, drilling tool; 32, cold filtration system; 33, automatic lubricating system; 34, electric cabinet control cabinet; 35, operating console.
The specific embodiment
Introduce the specific embodiment of the present utility model below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2 and shown in Figure 3, the two-way processing numeric control drilling machine tool of a kind of multiaxis, this lathe are the horizontal layout of level.Comprise clamping workpiece unit 1 and feed unit 2, a feed unit 2 respectively is set about centered by clamping workpiece unit 1; Clamping workpiece unit 1 is the NC rotary table of energy clamping workpiece to be machined 10, described feed unit 2 is for supporting and can controlling deep hole machining are implemented in the spindle unit feeding to workpiece to be machined 10 system in level and above-below direction, each described feed unit 2 comprises the spindle unit that two cover installation drilling tools are set, this two the cover spindle unit in the position for be arrangeding in parallel up and down, wherein a cover spindle unit is done at crossbeam 27 and is moved up and down, another set of being fixed on the crossbeam 27 installed the quadruplet spindle unit altogether.
Described feed unit 2 comprises base 20, nc sliding table 21, Z axle line slideway 22, Z shaft ball screw 23, column 24, Y-axis line slideway 25, Y-axis ball screw 26, crossbeam 27, main shaft planker 28 and described spindle unit, Z axle line slideway 22 is arranged on the base 20, nc sliding table 21 is subjected to the driving of its equipped servomotor and drives nc sliding table 21 along 22 slippages of Z axle line slideway with Z shaft ball screw 23 configurations, Z shaft ball screw 23; Install column 24 at nc sliding table 21, complying with column 24 Y-axis line slideway 25 is set, crossbeam 27 is equipped with Y-axis ball screw 26, and Y-axis ball screw 26 is subjected to the driving of its servomotor that is equipped with it and drives crossbeam 27 along the slippage about in the of 25 of Y-axis line slideway; Main shaft planker 28 is arranged on the crossbeam 27, the described spindle unit of in each described feed unit 2 a cover is arranged on to do on the described main shaft planker and moves up and down, another set of described spindle unit installs and is arranged on the described crossbeam, described spindle unit comprises main shaft casing and main shaft 29, main shaft 29 is installed, described main shaft 29 rotations of configuration two cover servo principal axis motors to drive link separately on the main shaft casing.
Clamping workpiece unit 1 comprises pedestal 11, numerical control rotating platform 12 and numerical control rotating platform servomotor 13, numerical control rotating platform 12 is installed on the pedestal 11, numerical control rotating platform servomotor 13 is equipped with and drives numerical control rotating platform 12 with numerical control rotating platform 12 and rotates at pedestal 11, workpiece to be machined 10 is installed on the numerical control rotating platform 12, and numerical control rotating platform 12 can carry out calibration to the circumference of workpiece to be machined 10.
At described crossbeam 27 manual adjusting device 30 is set, adjusts the distance between axles of described main shaft 29 by adjusting main shaft supporting plate 28 up and down, the adjusting range of described two main shaft distance between axles is in 50mm.
Drilling tool 31 clampings are in main shaft 29 inner spring chucks, and by nut check.
Described servo principal axis motor drives main shaft 29 by the profile of tooth belt wheel on it and rotates.
Described main shaft 29 sets overload protection arrangement to realize overload protection function; described spindle power can raise and automatic warning in process in case when anomaly such as material inequality, smear metal obstruction, tool wear or damage occurring; automatically stop, can protecting workpiece to be machined and lathe effectively.
Electric control system is set, and the Electrical Control of Machinery Tools system comprises the electric cabinet control cabinet 34 of the independence that electric cabinet heat exchanger is installed; Setting operation console 35, operating console 35 comprises LCD, CNC system and operates Chinese display interface, possess and control function zero point able to programme, digital control system control is implemented in the operation of numerical control rotating platform, Z shaft ball screw, Y-axis ball screw, servo principal axis motor.
Basic parts such as base 20, pedestal 11, column 24, crossbeam 27, nc sliding table 21, main shaft planker 28 all adopt the resin sand cast member through the qualitative processing of secondary, lathe of the present utility model can not produce distortion, enough static state, dynamic, hot rigidity and precision are arranged, can improve lathe stability and reliability greatly.Lathe stability, reliable energy performance satisfy the user and did not shut down work requirements in 24 hours.
Lathe of the present utility model mainly is that protection main shaft iron filings splash aspect protection.
Lathe of the present utility model carries out endoporus location by the protruding dish in location that is installed on the numerical control rotating platform 12 to workpiece to be machined spare adding man-hour, manually with pressing plate workpiece to be machined 10 end faces are compressed, the calibration in workpiece to be machined circumferencial direction hole is to finish by the calibration of numerical control rotating platform 12.Two parallel horizontal radial deep holes up and down of workpiece to be machined 10 are to drive (both sides are totally 4 holes) that the spindle unit on two columns and the column is finished by the nc sliding table 21 on the right and left column 24.The boring feeding is to finish drilling depth by the column feeding, and workpiece to be machined 10 axially displaced (or location of axial hole) finished by numerical control rotating platform 12.Respectively arrange nc sliding table 21 and the column 24 of a band double power head to the left and right in the footpath of workpiece to be machined 10, workpiece to be machined 10 is whenever finished one-time positioning, nc sliding table 21 and the column 24 of two band double power heads of diametrically contraposition are processed workpiece to be machined 10 simultaneously, once can finish the processing (processing two holes on one side) in four holes, can adjust spacing between two unit heads according to the size of processed ring die worker part and line-spacing, use the screw lock planker after having adjusted, whenever nc sliding table 21 retreats after processing on the circumference one group of hole, numerical control rotating platform 12 rotates to position, next hole, carry out deep hole machining, after one week of workpiece machines, crossbeam on the column 24 begins to move up and down under digital control system control needs the machining hole bit position, circulate with this and to encircle Molded Depth hole processing in next group hole of axially displaced processing again.
The work top of numerical control rotating platform 12 adopts HT-300 cast iron, and wearability and the stability on workbench surface have been improved through Quenching Treatment in the workbench surface after the roughing well, carry out fine finishining again.
On numerical control rotating platform 12 table tops dovetail groove is arranged, dovetail groove is convenient to the stationary fixture of clamping workpiece to be machined 10.
When processing workpiece to be machined 10, workpiece to be machined 10 is placed on the stationary fixture, manually with pressing plate workpiece to be machined 10 is fixed on the numerical control rotating platform work top.
The utility model also arranges cold filtration system 32,, and cooling fluid is implemented to reclaim filter with recycling to cutter cooling by cooling fluid.
The lubricated employing automatic lubricating system 33 of lathe of the present utility model is lubricated primary lubricant line slideway and screw mandrel.
Local protection is adopted in the protection of lathe of the present utility model, and the iron filings place of splashing out protects when mainly protecting main shaft 29 cuttings.
Above embodiment just is explanation rather than restriction the utility model, so all equivalences of doing according to the utility model patent claim change or modify, all belongs in the utility model claim scope.
Claims (9)
1. two-way processing numeric control drilling machine tool of multiaxis, comprise clamping workpiece unit and feed unit, it is characterized in that: a feed unit respectively is set about centered by the clamping workpiece unit, this left and right directions is decided to be Z-direction, above-below direction is Y direction, the clamping workpiece unit is the NC rotary table of energy clamping workpiece to be machined, described feed unit is for supporting and can controlling hole processing is implemented in the spindle unit feeding to workpiece to be machined system in level and above-below direction, each described feed unit comprises the spindle unit that two cover mounting cutters are set, and the quadruplet spindle unit is installed altogether.
2. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 1, it is characterized in that: described feed unit comprises base, nc sliding table, Z axle line slideway, Z shaft ball screw, column, Y-axis line slideway, Y-axis ball screw, crossbeam, main shaft planker and described spindle unit, Z axle line slideway is arranged on the base, nc sliding table and the configuration of Z shaft ball screw, Z shaft ball screw are subjected to the driving of its equipped servomotor and drive nc sliding table along the slippage of Z axle line slideway; Install column at nc sliding table, complying with column the Y-axis line slideway is set, crossbeam and Y-axis ball screw are equipped, and the Y-axis ball screw is subjected to the driving of its servomotor that is equipped with it and drives crossbeam along the slippage up and down of Y-axis line slideway; The main shaft planker is arranged on the crossbeam, the described spindle unit of in each described feed unit a cover is arranged on the described main shaft planker, another set of described spindle unit installs and is arranged on the described crossbeam, described spindle unit comprises main shaft casing and main shaft, on the main shaft casing main shaft is installed, configuration two cover servo principal axis motors are to drive the described main axis rotation of link separately.
3. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 2, it is characterized in that: the clamping workpiece unit comprises pedestal, numerical control rotating platform and numerical control rotating platform servomotor, numerical control rotating platform is installed on the pedestal, numerical control rotating platform servomotor and numerical control rotating platform are equipped and drive numerical control rotating platform at pedestal rotation and calibration, workpiece to be machined is installed on the numerical control rotating platform, and numerical control rotating platform can carry out calibration to the circumference of workpiece to be machined.
4. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3 is characterized in that: at described crossbeam the manual adjusting device of the distance between axles of adjusting two described main shafts is set, the adjusting range of described distance between axles is in 50mm.
5. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3 is characterized in that: the drilling tool clamping is in main shaft inner spring chuck, and by nut check.
6. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3 is characterized in that: described servo principal axis motor drives main shaft by the profile of tooth belt wheel on it and rotates.
7. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3; it is characterized in that: described main shaft sets overload protection arrangement to realize overload protection function; described spindle power can raise and automatic warning in process in case when anomaly such as material inequality, smear metal obstruction, tool wear or damage occurring; automatically stop, can protecting workpiece to be machined and lathe effectively.
8. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3, it is characterized in that: electric control system is set, and the Electrical Control of Machinery Tools system comprises the electric cabinet control cabinet of the independence that electric cabinet heat exchanger is installed; The setting operation console, operating console comprises LCD, CNC system and operates Chinese display interface, possess and control function zero point able to programme, digital control system control is implemented in the operation of numerical control rotating platform, Z shaft ball screw, Y-axis ball screw, servo principal axis motor.
9. the two-way processing numeric control drilling machine tool of a kind of multiaxis according to claim 3 is characterized in that: the cold filtration system also is set, by cooling fluid cutter is cooled off, and cooling fluid is reclaimed filtration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320048194 CN203044951U (en) | 2013-01-29 | 2013-01-29 | Multi-shaft bidirectional processing numerical control drilling machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320048194 CN203044951U (en) | 2013-01-29 | 2013-01-29 | Multi-shaft bidirectional processing numerical control drilling machine tool |
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| Publication Number | Publication Date |
|---|---|
| CN203044951U true CN203044951U (en) | 2013-07-10 |
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| CN 201320048194 Withdrawn - After Issue CN203044951U (en) | 2013-01-29 | 2013-01-29 | Multi-shaft bidirectional processing numerical control drilling machine tool |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056412A (en) * | 2013-01-29 | 2013-04-24 | 李耀稳 | Numerical control drilling tool with multi-spindle and bi-directional processing function |
| CN103480887A (en) * | 2013-08-26 | 2014-01-01 | 格林精密部件(苏州)有限公司 | Oil hole machining device for valve bush of vehicle steering system |
| CN103495762A (en) * | 2013-09-30 | 2014-01-08 | 无锡众望四维科技有限公司 | Small hole automatic machining device for lock body machining device |
| CN104338960A (en) * | 2013-08-10 | 2015-02-11 | 李明军 | Full-automatic multi-station hole-drilling machine tool |
| CN104339210A (en) * | 2014-10-23 | 2015-02-11 | 太仓威格玛机械设备有限公司 | Horizontal type double-head machining center |
| CN104785816A (en) * | 2015-05-13 | 2015-07-22 | 上海宁远精密机械有限公司 | Numerical control multi-spindle deep hole drilling machine for horizontally machining circular mould |
| CN105082251A (en) * | 2015-09-10 | 2015-11-25 | 哈尔滨市凯瑞达科技有限公司 | Symmetric punching machine for PU round foam center hole |
| CN107617883A (en) * | 2016-12-23 | 2018-01-23 | 合肥盛强数控设备有限公司 | A kind of comprehensive production Digit Control Machine Tool of the high accuracy with 3D printing |
| CN107649702A (en) * | 2017-11-09 | 2018-02-02 | 南昌工程学院 | A kind of workpiece rotates clipping Drilling operation machinery |
| CN108608583A (en) * | 2018-06-08 | 2018-10-02 | 山东英硅工业陶瓷有限责任公司 | A kind of horizontal ceramic tube drilling or drill flute device and its application method |
| CN109262854A (en) * | 2018-08-23 | 2019-01-25 | 南京柯瑞特种陶瓷股份有限公司 | Ceramic honey comb excircle processing lathe |
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2013
- 2013-01-29 CN CN 201320048194 patent/CN203044951U/en not_active Withdrawn - After Issue
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056412A (en) * | 2013-01-29 | 2013-04-24 | 李耀稳 | Numerical control drilling tool with multi-spindle and bi-directional processing function |
| CN103056412B (en) * | 2013-01-29 | 2015-08-19 | 李耀稳 | The two-way processing numeric control drilling machine tool of a kind of multiaxis |
| CN104338960A (en) * | 2013-08-10 | 2015-02-11 | 李明军 | Full-automatic multi-station hole-drilling machine tool |
| CN104338960B (en) * | 2013-08-10 | 2016-07-06 | 李明军 | A kind of full-automatic multistation drilling hole machine tool |
| CN103480887A (en) * | 2013-08-26 | 2014-01-01 | 格林精密部件(苏州)有限公司 | Oil hole machining device for valve bush of vehicle steering system |
| CN103495762A (en) * | 2013-09-30 | 2014-01-08 | 无锡众望四维科技有限公司 | Small hole automatic machining device for lock body machining device |
| CN104339210A (en) * | 2014-10-23 | 2015-02-11 | 太仓威格玛机械设备有限公司 | Horizontal type double-head machining center |
| CN104785816A (en) * | 2015-05-13 | 2015-07-22 | 上海宁远精密机械有限公司 | Numerical control multi-spindle deep hole drilling machine for horizontally machining circular mould |
| CN104785816B (en) * | 2015-05-13 | 2017-03-29 | 上海宁远精密机械有限公司 | A kind of numerical control multi-shaft deep hole drilling machine of horizontal processing ring mould |
| CN105082251A (en) * | 2015-09-10 | 2015-11-25 | 哈尔滨市凯瑞达科技有限公司 | Symmetric punching machine for PU round foam center hole |
| CN105082251B (en) * | 2015-09-10 | 2017-06-30 | 哈尔滨市凯瑞达科技有限公司 | A kind of PU circles bubble symmetrical puncher of centre bore |
| CN107617883A (en) * | 2016-12-23 | 2018-01-23 | 合肥盛强数控设备有限公司 | A kind of comprehensive production Digit Control Machine Tool of the high accuracy with 3D printing |
| CN107649702A (en) * | 2017-11-09 | 2018-02-02 | 南昌工程学院 | A kind of workpiece rotates clipping Drilling operation machinery |
| CN108608583A (en) * | 2018-06-08 | 2018-10-02 | 山东英硅工业陶瓷有限责任公司 | A kind of horizontal ceramic tube drilling or drill flute device and its application method |
| CN109262854A (en) * | 2018-08-23 | 2019-01-25 | 南京柯瑞特种陶瓷股份有限公司 | Ceramic honey comb excircle processing lathe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150819 |
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| RGAV | Abandon patent right to avoid regrant |