CN105171505A - Drill chuck drill body charging device on numerically-controlled machine tool - Google Patents
Drill chuck drill body charging device on numerically-controlled machine tool Download PDFInfo
- Publication number
- CN105171505A CN105171505A CN201510657610.3A CN201510657610A CN105171505A CN 105171505 A CN105171505 A CN 105171505A CN 201510657610 A CN201510657610 A CN 201510657610A CN 105171505 A CN105171505 A CN 105171505A
- Authority
- CN
- China
- Prior art keywords
- drill body
- drill
- brace rod
- whorl brace
- feeding device
- 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
Classifications
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/04—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/04—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
- B23Q7/043—Construction of the grippers
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/08—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of slides or chutes
-
- 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
- B23Q2707/00—Automatic supply or removal of metal workpieces
- B23Q2707/02—Drive
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention provides a drill chuck drill body charging device on a numerically-controlled machine tool. The charging device comprises a drill body threaded connection rod and a driving device. The driving device drives the drill body threaded connection rod to enable the drill body threaded connection rod to move forwards and backwards. The charging device is also provided with a feeding guiding groove located at the front end of the charging device, wherein the feeding guiding groove is matched with a nut groove in a drill body to guide the horizontally placed drill chuck drill body to the position where the drill body threaded connection rod is located. The charging device is further provided with a mechanical arm, wherein the mechanical arm is used for maintaining the drill body at the position where the drill body threaded connection rod is located so that the drill body threaded connection rod rotating forwards can be screwed into a threaded connection hole in the rear end of the drill body. The charging device is also provided with a dividing device. By means of the dividing device, the drill body threaded connection rod can rotate by a certain angle again after one clamping jaw hole is machined in the drill body, so that another clamping jaw hole is machined in the drill body. By the adoption of the charging device, automatic feeding and automatic connection of the drill body can be achieved.
Description
Technical field
The present invention relates to a kind of Digit Control Machine Tool, particularly relate to the drill chuck processing unit (plant) be used on Digit Control Machine Tool.
Background technology
The jaw hole of drill chuck drill body is generally all processed by Digit Control Machine Tool at present, drill body generally has three jaw holes and has gradient, the required precision in jaw hole is high, current Digit Control Machine Tool all adopts and carries out jaw hole drilling to drill body one by one, and when filling with substance needs to be connected on lathe by drill body by hand, bothers very much.
Summary of the invention
Technical problem to be solved by this invention is to provide the drill chuck drill body feeding device on a kind of Digit Control Machine Tool, and it can realize drill body automatic charging, certainly be dynamically connected.For this reason, the present invention is by the following technical solutions:
Drill chuck drill body feeding device on Digit Control Machine Tool, is characterized in that described feeding device comprises:
Horizontally disposed drill body whorl brace rod, for being connected with the threaded connection hole of drill body rear end;
Drive unit, for drill body whorl brace rod described in turn and make drill body whorl brace rod forward-reverse;
Described feeding device is also provided with the material loading guide channel being in feeding device front end, nut groove on described material loading guide channel and drill body coordinates, its cell wall can be stuck in nut groove, the drill chuck drill body of traverse is directed to the position residing for described drill body whorl brace rod;
Described feeding device is also provided with manipulator, and described manipulator is used for the position remained on by drill body residing for drill body whorl brace rod, makes the drill body whorl brace rod of Forward rotational movement can screw in the threaded connection hole of drill body rear end; Described feeding device is also provided with indexing means, drill body whorl brace rod can be rotated a certain angle behind the processed complete jaw hole of drill body again, make drill body another jaw hole processed.
On the basis adopting technique scheme, the present invention also can adopt following further technical scheme:
Described manipulator comprises the mechanical arm that can carry out swinging and the drill body mould connected on the robotic arm, and the side view of described drill body mould and drill body is adaptive, for catching drill body in exit, material loading guide channel lower end.
Drill body is remained on the position residing for drill body whorl brace rod by described drill body mould utilization and the stiction between drill body, makes the drill body whorl brace rod of Forward rotational movement can screw in the threaded connection hole of drill body rear end.
Described drill body mould is provided with the arcuate projections position matched with drill body nut groove.
In described drive unit turn drill body whorl brace rod mechanism in be provided with protection mechanism; when the torsion inputted reaches the overload values of protection mechanism; the mechanism that protection mechanism disconnects turn drill body whorl brace rod drives the turn of drill body whorl brace rod, avoids drill body whorl brace rod and drill body excessive screwing.
In described drive unit, the mechanism of turn drill body whorl brace rod comprises the first drive motors, is provided with described protection mechanism and connects between described drill body whorl brace rod and the first drive motors; Also be provided with the feed mechanism of movable first drive motors in described drive unit, the mount pad of described first drive motors is arranged on feed mechanism, and the drive motors of feed mechanism is controlled by the control device in Digit Control Machine Tool.
Described indexing mechanism comprises the second drive motors, and described second drive motors is connected with described drill body whorl brace rod by gear mechanism, drives drill body whorl brace rod to rotate described certain angle.
Described indexing mechanism comprises the second drive motors, and described second drive motors is connected with the spindle unit be connected in drive unit between drill body whorl brace rod and the first drive motors by gear mechanism, drives spindle unit to rotate described certain angle.
Described drill chuck drill body feeding device is also provided with pedestal, is provided with the pilot hole that drill body whorl brace rod seesaws in pedestal, and the parts of composition material loading guide channel, manipulator, indexing means, drive unit are installed on pedestal.
Described Digit Control Machine Tool is provided with jaw hole processing device, the first carriage of X-direction and the second carriage of Y direction;
First carriage makes jaw hole processing device can do moving forward and backward of X-direction;
Second carriage makes jaw hole processing device can do moving forward and backward of Y direction;
First carriage is arranged on the second carriage, or the second carriage is arranged on the first carriage;
Described jaw hole processing device comprises jaw hole roughing tool connector and jaw hole finisher connector, and jaw hole roughing tool connector and jaw hole finisher connector are arranged in juxtaposition in the face of about drill body whorl brace rod.
Owing to adopting technical scheme of the present invention, drill chuck drill body feeding device provided by the present invention can realize drill body automatic charging, certainly be dynamically connected, and improves the efficiency of the digital machine tooling of drill body.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment provided by the present invention.
Fig. 2 is the top view of embodiment provided by the present invention.
Fig. 3 is the side view of embodiment provided by the present invention.
Fig. 4 is the schematic diagram of drill chuck drill body feeding device in embodiment provided by the present invention.
Fig. 5 is the side view that in embodiment provided by the present invention, drill chuck drill body feeding device is broken away.
Fig. 6 is a kind of enlarged diagram of drill body.
Detailed description of the invention
With reference to accompanying drawing.Drill chuck drill body feeding device on Digit Control Machine Tool provided by the present invention comprises:
Horizontally disposed drill body whorl brace rod 41, for being connected with the threaded connection hole of drill body rear end.
Drive unit, for drill body whorl brace rod 44 described in turn and make drill body whorl brace rod 44 forward-reverse.
Described feeding device is also provided with the material loading guide channel 32 being in feeding device front end, nut groove 101 on described material loading guide channel 32 and drill body coordinates, its cell wall 31 is stuck in nut groove 101, and the drill chuck drill body 100 of traverse is directed to the position residing for described drill body whorl brace rod 41; Drawing reference numeral 3 is the installing rack of cell wall 31 in feeding device.
Described feeding device is also provided with manipulator, and described manipulator is used for the position remained on by drill body 100 residing for drill body whorl brace rod 41, makes the drill body whorl brace rod 41 of Forward rotational movement can screw in the threaded connection hole 102 of drill body rear end; Described feeding device is also provided with indexing means, drill body whorl brace rod 41 can be rotated a certain angle behind the processed complete jaw hole 103 of drill body 100 again, make drill body 100 another jaw hole 103 processed.
Described manipulator comprises the mechanical arm 33 that can carry out swinging and the drill body mould 34 connected on the robotic arm, and described drill body mould 34 is adaptive with the side view of drill body, for catching drill body in exit, material loading guide channel 32 lower end.Described drill body mould 34 utilizes the stiction between drill body 100 that drill body 100 is remained on the position residing for drill body whorl brace rod, makes the drill body whorl brace rod 44 of Forward rotational movement can screw in the threaded connection hole 102 of drill body rear end.
Described drill body mould 34 is provided with the arcuate projections position 35 matched with drill body nut groove 101.
In described drive unit turn drill body whorl brace rod mechanism in be provided with protection mechanism 51; when the torsion inputted reaches the overload values of protection mechanism; the mechanism that protection mechanism disconnects turn drill body whorl brace rod drives the turn of drill body whorl brace rod 41, avoids drill body whorl brace rod and drill body excessive screwing.
In described drive unit, the mechanism of turn drill body whorl brace rod comprises the first drive motors 54, is provided with described protection mechanism 51 and connects between described drill body whorl brace rod 41 and the first drive motors; ; Also be provided with the feed mechanism 5 of movable first drive motors in described drive unit, the mount pad of described first drive motors 54 is arranged on feed mechanism 5, and the drive motors 52 of feed mechanism is controlled by the control device in Digit Control Machine Tool.Drawing reference numeral 53 is the slideway of feed mechanism 5
Described indexing mechanism comprises the second drive motors 42, and described second drive motors 42 is connected with described drill body whorl brace rod 41 by gear mechanism (drawing reference numeral 43 indication is gear-box), drives drill body whorl brace rod to rotate described certain angle.Or described second drive motors is connected with the spindle unit be connected in drive unit between drill body whorl brace rod and the first drive motors by gear mechanism, spindle unit is driven to rotate described certain angle.
Described drill chuck drill body feeding device is also provided with pedestal 4, is provided with the pilot hole 40 that drill body whorl brace rod seesaws in pedestal 4, and the parts of composition material loading guide channel, manipulator, indexing means, drive unit are installed on pedestal 4.Described pedestal 4 is arranged on the lathe bed 1 of Digit Control Machine Tool.
Described Digit Control Machine Tool is provided with jaw hole processing device, the first carriage of X-direction and the second carriage of Y direction;
First carriage makes jaw hole processing device can do moving forward and backward of X-direction; Drawing reference numeral 24 is its drive motors, drawing reference numeral 25 is its slideway, the pedestal 2 of described jaw hole processing device is arranged on the first carriage, described jaw hole processing device comprises jaw hole roughing tool connector 22 and jaw hole finisher connector 23, and drawing reference numeral 21 is the drive motors of jaw hole roughing tool connector 22 and jaw hole finisher connector 23.Jaw hole roughing tool connector and jaw hole finisher connector are arranged in juxtaposition in the face of drill body whorl brace rod about 41.
Second carriage makes jaw hole processing device can do moving forward and backward of Y direction; Drawing reference numeral 27 is its drive motors, and drawing reference numeral 26 is its slideway, drawing reference numeral 28 for its slip spacing.
First carriage is arranged on the second carriage.
Claims (10)
1. the drill chuck drill body feeding device on Digit Control Machine Tool, is characterized in that described feeding device comprises:
Horizontally disposed drill body whorl brace rod, for being connected with the threaded connection hole of drill body rear end;
Drive unit, for drill body whorl brace rod described in turn and make drill body whorl brace rod forward-reverse;
Described feeding device is also provided with the material loading guide channel being in feeding device front end, nut groove on described material loading guide channel and drill body coordinates, its cell wall can be stuck in nut groove, the drill chuck drill body of traverse is directed to the position residing for described drill body whorl brace rod;
Described feeding device is also provided with manipulator, and described manipulator is used for the position remained on by drill body residing for drill body whorl brace rod, makes the drill body whorl brace rod of Forward rotational movement can screw in the threaded connection hole of drill body rear end; Described feeding device is also provided with indexing means, drill body whorl brace rod can be rotated a certain angle behind the processed complete jaw hole of drill body again, make drill body another jaw hole processed.
2. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1, it is characterized in that described manipulator comprises the mechanical arm that can carry out swinging and the drill body mould connected on the robotic arm, the side view of described drill body mould and drill body is adaptive, for catching drill body in exit, material loading guide channel lower end.
3. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 2, it is characterized in that drill body is remained on the position residing for drill body whorl brace rod by the utilization of described drill body mould and the stiction between drill body, make the drill body whorl brace rod of Forward rotational movement can screw in the threaded connection hole of drill body rear end.
4. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 2, is characterized in that described drill body mould being provided with the arcuate projections position matched with drill body nut groove.
5. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1; it is characterized in that being provided with protection mechanism in the mechanism of turn drill body whorl brace rod in described drive unit; when the torsion inputted reaches the overload values of protection mechanism; the mechanism that protection mechanism disconnects turn drill body whorl brace rod drives the turn of drill body whorl brace rod, avoids drill body whorl brace rod and drill body excessive screwing.
6. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 5, it is characterized in that the mechanism of turn drill body whorl brace rod in described drive unit comprises the first drive motors, be provided with described protection mechanism between described drill body whorl brace rod and the first drive motors and connect; Also be provided with the feed mechanism of movable first drive motors in described drive unit, the mount pad of described first drive motors is arranged on feed mechanism, and the drive motors of feed mechanism is controlled by the control device in Digit Control Machine Tool.
7. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1, it is characterized in that described indexing mechanism comprises the second drive motors, described second drive motors is connected with described drill body whorl brace rod by gear mechanism, drives drill body whorl brace rod to rotate described certain angle.
8. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1, it is characterized in that described indexing mechanism comprises the second drive motors, described second drive motors is connected with the spindle unit be connected in drive unit between drill body whorl brace rod and the first drive motors by gear mechanism, drives spindle unit to rotate described certain angle.
9. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1, it is characterized in that described drill chuck drill body feeding device is also provided with pedestal, be provided with the pilot hole that drill body whorl brace rod seesaws in pedestal, the parts of composition material loading guide channel, manipulator, indexing means, drive unit are installed on pedestal.
10. the drill chuck drill body feeding device on Digit Control Machine Tool as claimed in claim 1, is characterized in that described Digit Control Machine Tool is provided with jaw hole processing device, the first carriage of X-direction and the second carriage of Y direction;
First carriage makes jaw hole processing device can do moving forward and backward of X-direction;
Second carriage makes jaw hole processing device can do moving forward and backward of Y direction;
First carriage is arranged on the second carriage, or the second carriage is arranged on the first carriage;
Described jaw hole processing device comprises jaw hole roughing tool connector and jaw hole finisher connector, and jaw hole roughing tool connector and jaw hole finisher connector are arranged in juxtaposition in the face of about drill body whorl brace rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657610.3A CN105171505A (en) | 2015-05-04 | 2015-10-12 | Drill chuck drill body charging device on numerically-controlled machine tool |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520281450 | 2015-05-04 | ||
| CN2015202814502 | 2015-05-04 | ||
| CN201510657610.3A CN105171505A (en) | 2015-05-04 | 2015-10-12 | Drill chuck drill body charging device on numerically-controlled machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105171505A true CN105171505A (en) | 2015-12-23 |
Family
ID=54894175
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510657610.3A Pending CN105171505A (en) | 2015-05-04 | 2015-10-12 | Drill chuck drill body charging device on numerically-controlled machine tool |
| CN201520789350.0U Expired - Fee Related CN205201166U (en) | 2015-05-04 | 2015-10-12 | Drill chuck on digit control machine tool bores body charging devices |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520789350.0U Expired - Fee Related CN205201166U (en) | 2015-05-04 | 2015-10-12 | Drill chuck on digit control machine tool bores body charging devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105171505A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107695381A (en) * | 2017-10-10 | 2018-02-16 | 台州市益福机械制造有限公司 | A kind of clamping jaw hole drilling equipment of drill chuck drill body |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171505A (en) * | 2015-05-04 | 2015-12-23 | 台州三锦工业机器有限公司 | Drill chuck drill body charging device on numerically-controlled machine tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2212004A1 (en) * | 1972-03-13 | 1973-09-20 | Bertil Ohlssons Mek Verkstad A | TRANSPORT DEVICE FOR CAN CASES |
| CN102343450A (en) * | 2010-07-29 | 2012-02-08 | 苏州工业园区凯艺精密科技有限公司 | Automatic drilling machine |
| CN102962718A (en) * | 2012-12-07 | 2013-03-13 | 重庆天之道科技发展有限公司 | Improved structure of feeding mechanism |
| CN203062410U (en) * | 2012-12-10 | 2013-07-17 | 重庆天之道科技发展有限公司 | Separating device for long-leg workpieces |
| CN103264177A (en) * | 2013-06-07 | 2013-08-28 | 山东威达机械股份有限公司 | Dual-power horizontal tool for processing triclinic hole |
| CN205201166U (en) * | 2015-05-04 | 2016-05-04 | 台州三锦工业机器有限公司 | Drill chuck on digit control machine tool bores body charging devices |
-
2015
- 2015-10-12 CN CN201510657610.3A patent/CN105171505A/en active Pending
- 2015-10-12 CN CN201520789350.0U patent/CN205201166U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2212004A1 (en) * | 1972-03-13 | 1973-09-20 | Bertil Ohlssons Mek Verkstad A | TRANSPORT DEVICE FOR CAN CASES |
| CN102343450A (en) * | 2010-07-29 | 2012-02-08 | 苏州工业园区凯艺精密科技有限公司 | Automatic drilling machine |
| CN102962718A (en) * | 2012-12-07 | 2013-03-13 | 重庆天之道科技发展有限公司 | Improved structure of feeding mechanism |
| CN203062410U (en) * | 2012-12-10 | 2013-07-17 | 重庆天之道科技发展有限公司 | Separating device for long-leg workpieces |
| CN103264177A (en) * | 2013-06-07 | 2013-08-28 | 山东威达机械股份有限公司 | Dual-power horizontal tool for processing triclinic hole |
| CN205201166U (en) * | 2015-05-04 | 2016-05-04 | 台州三锦工业机器有限公司 | Drill chuck on digit control machine tool bores body charging devices |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107695381A (en) * | 2017-10-10 | 2018-02-16 | 台州市益福机械制造有限公司 | A kind of clamping jaw hole drilling equipment of drill chuck drill body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205201166U (en) | 2016-05-04 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151223 |