CN103009157A - Work fixture for horizontal machining centre in processing passenger car differential housing - Google Patents
Work fixture for horizontal machining centre in processing passenger car differential housing Download PDFInfo
- Publication number
- CN103009157A CN103009157A CN201210577111XA CN201210577111A CN103009157A CN 103009157 A CN103009157 A CN 103009157A CN 201210577111X A CN201210577111X A CN 201210577111XA CN 201210577111 A CN201210577111 A CN 201210577111A CN 103009157 A CN103009157 A CN 103009157A
- Authority
- CN
- China
- Prior art keywords
- chuck body
- horizontal machining
- fixture body
- rotary oil
- alignment pin
- 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
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a work fixture for a horizontal machining centre in processing a passenger car differential housing. The work fixture comprises a fixture body, wherein the fixture body is connected with a rotary worktable of the horizontal machining centre, the fixture body is provided with guide pins, positioning blocks and locating pins, the guide pins, the positioning blocks and the locating pins are distributed at the circumference of the fixture body, the positioning blocks correspond to fastening devices, the fastening devices are fixed on the fixture body, the lower part of the fixture body is provided with a coarse positioning seat and a control valve, the upper end of the fixture body is provided with an energy accumulator, each fastening device comprises a rotary oil cylinder and a pressure arm, the rotary oil cylinders are fixed on the fixture body, the pressure arms are connected with pistons of the rotary oil cylinders, the fixture body is internally provided with fuel feed pipe holes, the control valve, the rotary oil cylinders and the energy accumulator are connected through the fuel feed pipe holes. The work fixture disclosed by the invention is simple in structure, convenient to use and easy to manufacture, is safe and reliable, is applicable to the requirements of the production model of multi-variety and small batch, and is capable of machining parts quickly and conveniently and effectively ensuring the machining precision of the parts.
Description
Technical field:
The present invention relates to the processing technique field of passenger vehicle decelerator, be specifically related to a kind of horizontal Machining centers processing passenger vehicle reducer shell frock clamp.
Background technology:
Flourish along with China's processing manufacturing industry process technology, external some advanced technologies and product constantly are introduced into and use, and the processing and manufacturing technology of domestic relevant passenger vehicle reducing gearbox is also constantly being improved and is being improved.At present, the Double-station horizontal machining center at home the processing and manufacturing industry of passenger vehicle reducing gearbox be used widely; But the frock of the high efficiency for the manufacture of passenger vehicle reducing gearbox corresponding with it, high accuracy, high accuracy does not slowly catch up with the paces of development, and the structure of frock itself and the accuracy of manufacture have restricted the precision of passenger vehicle reducing gearbox processing and the raising of output to a great extent.At present, the frock that is used for processing passenger vehicle reducing gearbox mainly contains following two types: the first is universal frock, namely adjusts a little and just different workpieces can be installed.The second is special tooling, namely aims at certain procedure of a certain workpiece and the anchor clamps that design, for the processing request of each different product, has different frocks corresponding one by one with it; But above-mentioned two kinds of frock types are Shortcomings all.
The first frock, although highly versatile, but for the complicated like this workpiece of reducing gearbox, be not suitable for batch production, be difficult for to guarantee the machining accuracy of product, but because passenger vehicle reducing gearbox various in style, and complex contour, cause changing and produce frequently, seriously restricted the raising of workshop output and the assurance of machining accuracy.
The second frock mode, although efficient is very high, can guarantee Product Precision, but its operation disperses, it is low etc. to have increased line body length, personnel amount, number of devices, frock quantity, automatization level, product time of remodeling is long, because the passenger vehicle reducing gearbox is various in style, belong to the production model of the many kinds of small lot, and for the second frock, be only suitable in production in enormous quantities, do not satisfy the production model of reducer shell.
Summary of the invention:
In sum, in order to overcome the deficiency of prior art problem, the invention provides a kind of horizontal Machining centers processing passenger vehicle reducer shell frock clamp, it is a kind of highly versatile of design, simple and quick reducer shell frock clamp, simple in structure, easy to use, safe and reliable, make simple, be suitable for the production model requirement of multi-varieties and small-batch, can make the processing of passenger vehicle reducing gearbox on horizontal Machining centers efficient and convenient, effectively guaranteed the machining accuracy of part.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of horizontal Machining centers processing passenger vehicle reducer shell frock clamp, wherein: comprise chuck body, alignment pin, clamp mechanism, the coarse positioning seat, guide finger, locating piece, control valve and accumulator, chuck body is connected with the rotary table of horizontal Machining centers, be provided with guide finger on the chuck body, locating piece and alignment pin, guide finger, locating piece and alignment pin circle distribution on chuck body, locating piece is corresponding with clamp mechanism, clamp mechanism is fixed on the chuck body, the bottom of chuck body is provided with coarse positioning seat and control valve, the upper end of chuck body is provided with accumulator, described clamp mechanism comprises rotary oil cylinder and pressure arm, rotary oil cylinder is fixed on the chuck body, pressure arm is connected with the plunger of rotary oil cylinder, be provided with the fuel feeding pore in the chuck body, control valve, rotary oil cylinder and accumulator connect by the fuel feeding pore.
Technical scheme of the present invention can also be achieved in that and be provided with many group alignment pin installing holes on the described chuck body, every group of corresponding two guide fingers of alignment pin installing hole, and guide finger is connected with chuck body by bolt.
Technical scheme of the present invention can also be achieved in that and be provided with four locating pieces on the described chuck body that the corresponding cover of each locating piece clamps mechanism.
Technical scheme of the present invention can also be achieved in that and be provided with many group guide finger installing holes on the described chuck body, every group of corresponding two alignment pins of guide finger installing hole, and alignment pin is connected with chuck body by bolt.
Beneficial effect of the present invention is:
1, chuck body of the present invention is connected with the workbench of horizontal Machining centers, controls the rotation of anchor clamps and workpiece by the mouse tooth disk rotary table of horizontal Machining centers, and horizontal Machining centers mouse tooth disk indexing accuracy is high, be 1 ° one minute.Can satisfy the processing request of the different angles of reducer shell, workpiece size is accurate after the processing, and data stabilization is effective.
2, be provided with many group alignment pins and many group guide fingers on the chuck body of the present invention, during concrete the use, change the position of guide finger and alignment pin, can realize different reducer shells is positioned and leads, thereby realize that the present invention carries out clamping to different reducer shells, and positioning accuracy is high, and the continuous stability of precision is fine.
3, the present invention adopts rotary oil cylinder to drive the pressure arm workpiece pressing, the accumulator accumulation of energy, ensure fastening safety, and the fuel feeding pore is set in the chuck body of the present invention, thereby avoided the external fuel feed pump of rotary oil cylinder to rotate the problem of bringing with the present invention, and adopt joint and the source of the gas control element of plug and pull, convenient machine area and the oil circuit realized separated, and then satisfies multistation processing.
4, coarse positioning seat of the present invention and guide finger are convenient to install workpiece, and when the workpiece of slinging is placed on the coarse positioning seat, the alignment guide pin touches workpiece to locating piece, can inject accurately alignment pin, and convenient mounting and clamping is quick.
5, the present invention is simple in structure, and is easy to use, safe and reliable, makes simply, is suitable for the production model requirement of multi-varieties and small-batch, can make the processing of passenger vehicle reducing gearbox on horizontal Machining centers efficient and convenient, effectively guaranteed the machining accuracy of part.
Description of drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic top plan view of Fig. 1 of the present invention;
Fig. 3 is that schematic diagram is looked on the left side of Fig. 1 of the present invention;
Fig. 4 is hydraulic schematic diagram of the present invention.
The specific embodiment:
The present invention is described in further detail below in conjunction with accompanying drawing.
Shown in Fig. 1,2,3,4, a kind of horizontal Machining centers processing passenger vehicle reducer shell frock clamp, comprise chuck body 1, alignment pin 2, clamp mechanism, coarse positioning seat 3, guide finger 4, locating piece 5, control valve 6 and accumulator 7, chuck body 1 is connected with the rotary table of horizontal Machining centers, be provided with guide finger 4, locating piece 5 and alignment pin 2 on the chuck body 1, guide finger 4, locating piece 5 and alignment pin 2 circle distribution on chuck body 1, be provided with two guide fingers 4 on the chuck body 1, guide finger 4 is connected with chuck body 1 by bolt.Be provided with three groups on the chuck body 1 for the guide finger installing hole 12 of guide finger 4 installations, and the calibration diameter of a circle of three groups of guide finger installing holes 12 circle distribution on chuck body 1 is different, be provided with two alignment pins 2 on the chuck body 1, alignment pin 2 is connected with chuck body 1 by bolt, be provided with three groups on the chuck body 1 for the alignment pin installing hole 11 of alignment pin 2 installations, and the calibration diameter of a circle of three groups of alignment pin installing holes 11 circle distribution on chuck body 1 is different, be provided with four locating pieces 5 on the chuck body 1, each locating piece 5 corresponding cover clamps mechanism.Locating piece 5 is corresponding with clamp mechanism, clamp mechanism is fixed on the chuck body 1, the bottom of chuck body 1 is provided with coarse positioning seat 3 and control valve 6, the upper end of chuck body 1 is provided with accumulator 7, described clamp mechanism comprises rotary oil cylinder 8 and pressure arm 9, and rotary oil cylinder 8 is fixed on the chuck body 1, and pressure arm 9 is connected with the plunger of rotary oil cylinder 8, be provided with fuel feeding pore 10 in the chuck body 1, control valve 6, rotary oil cylinder 8 and accumulator 7 connect by fuel feeding pore 10.
During use, chuck body 1 of the present invention is connected with the mouse tooth disk rotary table of horizontal Machining centers, fuel feeding pore 10 on the chuck body 1 is connected with fueller by oil pipe, then the reducer shell of slinging, reducer shell is put on the coarse positioning seat 3, at this moment, operator one hand steered reducer shell, remove on the other hand suspension hook, then that the pilot hole on the reducer shell is corresponding with guide finger 4 on the chuck body 1, then promote reducer shell, the guider housing is pushed on the locating piece 5, manual operations control valve 6, control valve 6 make rotary oil cylinder 8 actions, and rotary oil cylinder 8 drives pressure arm 9 and rotates to reducer shell, then rotary oil cylinder 8 is driving pressure arm 9 compression reducer shells, thereby the reducer shell location is clamped on the chuck body 1, after control valve 6 starts, accumulator 7 accumulation of energys.Then pulling out oil pipe can begin to adopt horizontal Machining centers that reducer shell is processed.
After the completion of processing, again the fuel feeding pore 10 on the chuck body 1 is connected with fueller by oil pipe, suspension hook is connected with reducer shell, operation control valve 6, control valve 6 control rotary oil cylinders 8 are decontroled the reducer shell that clamps, and then manually promote reducer shell, make it break away from guide finger 4, reducer shell is pushed into coarse positioning seat 3, and the reducer shell of then slinging rolls off the production line.
When the processing reducer shell, accumulator 7 of the present invention is rotary oil cylinder 8 pressurizes, makes pressure arm 9 compress all the time reducer shell.
When adding man-hour to different reducer shells, only need the height of replacing alignment pin 2 and installation site thereof replacing guide finger 4 and installation site thereof, adjustment coarse positioning seat 3 to get final product.
Be noted that, above-described embodiment is to the explanation of technical solution of the present invention and unrestricted, other modification that is equal to replacement or makes according to prior art of affiliated technical field those of ordinary skill, as long as do not exceed thinking and the scope of technical solution of the present invention, all should be included within the interest field of the presently claimed invention.
Claims (4)
1. a horizontal Machining centers is processed passenger vehicle reducer shell frock clamp, wherein: comprise chuck body (1), alignment pin (2), clamp mechanism, coarse positioning seat (3), guide finger (4), locating piece (5), control valve (6) and accumulator (7), chuck body (1) is connected with the rotary table of horizontal Machining centers, be provided with guide finger (4) on the chuck body (1), locating piece (5) and alignment pin (2), guide finger (4), locating piece (5) and alignment pin (2) are in the upper circle distribution of chuck body (1), locating piece (5) is corresponding with clamp mechanism, clamp mechanism is fixed on the chuck body (1), the bottom of chuck body (1) is provided with coarse positioning seat (3) and control valve (6), the upper end of chuck body (1) is provided with accumulator (7), described clamp mechanism comprises rotary oil cylinder (8) and pressure arm (9), rotary oil cylinder (8) is fixed on the chuck body (1), pressure arm (9) is connected with the plunger of rotary oil cylinder (8), be provided with fuel feeding pore (10) in the chuck body (1), control valve (6), rotary oil cylinder (8) and accumulator (7) connect by fuel feeding pore (10).
2. horizontal Machining centers according to claim 1 is processed passenger vehicle reducer shell frock clamp, it is characterized in that: be provided with many group guide finger installing holes (12) on the described chuck body (1), corresponding two guide fingers (4) of every group of guide finger installing hole (12), guide finger (4) is connected with chuck body (1) by bolt.
3. horizontal Machining centers processing passenger vehicle reducer shell frock clamp according to claim 1 is characterized in that: be provided with four locating pieces (5) on the described chuck body (1), the corresponding cover clamping mechanism of each locating piece (5).
4. horizontal Machining centers according to claim 1 is processed passenger vehicle reducer shell frock clamp, it is characterized in that: be provided with many group alignment pin installing holes (11) on the described chuck body (1), corresponding two alignment pins (2) of every group of alignment pin installing hole (11), alignment pin (2) is connected with chuck body (1) by bolt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210577111XA CN103009157A (en) | 2012-12-27 | 2012-12-27 | Work fixture for horizontal machining centre in processing passenger car differential housing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210577111XA CN103009157A (en) | 2012-12-27 | 2012-12-27 | Work fixture for horizontal machining centre in processing passenger car differential housing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN103009157A true CN103009157A (en) | 2013-04-03 |
Family
ID=47958558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210577111XA Pending CN103009157A (en) | 2012-12-27 | 2012-12-27 | Work fixture for horizontal machining centre in processing passenger car differential housing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103009157A (en) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103862310A (en) * | 2013-11-18 | 2014-06-18 | 郑州精益达汽车零部件有限公司 | Work fixture for horizontal double-ended boring machine to machine bearing holes of bus main reducing gear shell |
CN103934709A (en) * | 2014-04-03 | 2014-07-23 | 郑州精益达汽车零部件有限公司 | Fixture for rough boring of main cone bearing hole of main reducing gear of passenger car and machining of installation face of bearing pedestal |
CN104493559A (en) * | 2014-12-19 | 2015-04-08 | 青岛海通车桥有限公司 | Truck rear axle reducer shell horizontal machining center and using method thereof |
CN104842196A (en) * | 2015-04-29 | 2015-08-19 | 佛山市普拉迪数控科技有限公司 | Four-shaft hydraulic clamping clamp for machining I-steel or channel steel |
CN103862246B (en) * | 2014-03-31 | 2016-01-06 | 宁波市法莱欣科技有限公司 | A kind of preparation method of reduction box casing of windscreen wiper |
CN106041581A (en) * | 2016-06-30 | 2016-10-26 | 宁波亚吉机电科技有限公司 | Hydraulic clamp achieving rapid clamping and locating |
CN106239206A (en) * | 2016-08-18 | 2016-12-21 | 天津爱田汽车部件有限公司 | Axially processing auxiliary mould |
CN106644472A (en) * | 2017-02-27 | 2017-05-10 | 广东施泰德测控与自动化设备有限公司 | Automatic fixture for testing main speed reducer |
CN108100967A (en) * | 2017-12-19 | 2018-06-01 | 重庆大江工业有限责任公司 | A kind of independent suspension hub reduction gear general assembly frock and method |
CN112517655A (en) * | 2020-10-21 | 2021-03-19 | 福建省南平铝业股份有限公司 | Pressure maintaining jig suitable for horizontal machining center processing extrusion die |
CN113275927A (en) * | 2021-05-28 | 2021-08-20 | 烟台艾迪精密机械股份有限公司 | Automatic positioning and clamping tool |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520919A (en) * | 1981-07-21 | 1985-06-04 | Aioi Seiki Kabushiki Kaisha | Work-clamp pallet for machine tool |
CN201136101Y (en) * | 2008-01-11 | 2008-10-22 | 广西玉柴机器股份有限公司 | Machining clamp for first holes of cylinder head of diesel engine |
CN201565792U (en) * | 2009-07-28 | 2010-09-01 | 哈尔滨东安华孚机械制造有限公司 | Novel pneumatic device for clamping and processing automobile engine clutch casing |
EP2345502A1 (en) * | 2010-01-05 | 2011-07-20 | Jtekt Corporation | Machine tool with fixture plate holding means |
CN201960377U (en) * | 2010-12-17 | 2011-09-07 | 山东济宁特力机床有限公司 | Hydraulic clamp for finish machining of motor housing |
DE202012001540U1 (en) * | 2012-02-15 | 2012-03-14 | Hohenstein Vorrichtungsbau Und Spannsysteme Gmbh | Autarkic electrohydraulic workpiece clamping device |
CN102615522A (en) * | 2012-04-09 | 2012-08-01 | 孙浩峰 | Machining part fixing device |
CN202607289U (en) * | 2012-05-18 | 2012-12-19 | 国家核电技术有限公司 | Clamping system for clamping annular workpiece |
CN203125216U (en) * | 2012-12-27 | 2013-08-14 | 郑州精益达汽车零部件有限公司 | Tool clamp for machining passenger car reducer casing in horizontal machining centre |
-
2012
- 2012-12-27 CN CN201210577111XA patent/CN103009157A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520919A (en) * | 1981-07-21 | 1985-06-04 | Aioi Seiki Kabushiki Kaisha | Work-clamp pallet for machine tool |
CN201136101Y (en) * | 2008-01-11 | 2008-10-22 | 广西玉柴机器股份有限公司 | Machining clamp for first holes of cylinder head of diesel engine |
CN201565792U (en) * | 2009-07-28 | 2010-09-01 | 哈尔滨东安华孚机械制造有限公司 | Novel pneumatic device for clamping and processing automobile engine clutch casing |
EP2345502A1 (en) * | 2010-01-05 | 2011-07-20 | Jtekt Corporation | Machine tool with fixture plate holding means |
CN201960377U (en) * | 2010-12-17 | 2011-09-07 | 山东济宁特力机床有限公司 | Hydraulic clamp for finish machining of motor housing |
DE202012001540U1 (en) * | 2012-02-15 | 2012-03-14 | Hohenstein Vorrichtungsbau Und Spannsysteme Gmbh | Autarkic electrohydraulic workpiece clamping device |
CN102615522A (en) * | 2012-04-09 | 2012-08-01 | 孙浩峰 | Machining part fixing device |
CN202607289U (en) * | 2012-05-18 | 2012-12-19 | 国家核电技术有限公司 | Clamping system for clamping annular workpiece |
CN203125216U (en) * | 2012-12-27 | 2013-08-14 | 郑州精益达汽车零部件有限公司 | Tool clamp for machining passenger car reducer casing in horizontal machining centre |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103862310A (en) * | 2013-11-18 | 2014-06-18 | 郑州精益达汽车零部件有限公司 | Work fixture for horizontal double-ended boring machine to machine bearing holes of bus main reducing gear shell |
CN103862246B (en) * | 2014-03-31 | 2016-01-06 | 宁波市法莱欣科技有限公司 | A kind of preparation method of reduction box casing of windscreen wiper |
CN103934709A (en) * | 2014-04-03 | 2014-07-23 | 郑州精益达汽车零部件有限公司 | Fixture for rough boring of main cone bearing hole of main reducing gear of passenger car and machining of installation face of bearing pedestal |
CN104493559A (en) * | 2014-12-19 | 2015-04-08 | 青岛海通车桥有限公司 | Truck rear axle reducer shell horizontal machining center and using method thereof |
CN104842196A (en) * | 2015-04-29 | 2015-08-19 | 佛山市普拉迪数控科技有限公司 | Four-shaft hydraulic clamping clamp for machining I-steel or channel steel |
CN106041581B (en) * | 2016-06-30 | 2018-02-16 | 宁波亚吉机电科技有限公司 | A kind of hydraulically operated fixture of quick-clamping positioning |
CN106041581A (en) * | 2016-06-30 | 2016-10-26 | 宁波亚吉机电科技有限公司 | Hydraulic clamp achieving rapid clamping and locating |
CN106239206A (en) * | 2016-08-18 | 2016-12-21 | 天津爱田汽车部件有限公司 | Axially processing auxiliary mould |
CN106239206B (en) * | 2016-08-18 | 2018-06-01 | 天津爱田汽车部件有限公司 | Axial processing auxiliary mould |
CN106644472A (en) * | 2017-02-27 | 2017-05-10 | 广东施泰德测控与自动化设备有限公司 | Automatic fixture for testing main speed reducer |
CN106644472B (en) * | 2017-02-27 | 2023-08-25 | 广东施泰德测控与自动化设备有限公司 | Automatic clamp for testing main speed reducer |
CN108100967A (en) * | 2017-12-19 | 2018-06-01 | 重庆大江工业有限责任公司 | A kind of independent suspension hub reduction gear general assembly frock and method |
CN112517655A (en) * | 2020-10-21 | 2021-03-19 | 福建省南平铝业股份有限公司 | Pressure maintaining jig suitable for horizontal machining center processing extrusion die |
CN112517655B (en) * | 2020-10-21 | 2024-01-09 | 福建省南平铝业股份有限公司 | Pressure maintaining jig suitable for horizontal machining center processing extrusion die |
CN113275927A (en) * | 2021-05-28 | 2021-08-20 | 烟台艾迪精密机械股份有限公司 | Automatic positioning and clamping tool |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103009157A (en) | Work fixture for horizontal machining centre in processing passenger car differential housing | |
CN103009158B (en) | Horizontal Machining centers processing passenger vehicle differential casing frock clamp | |
CN204019206U (en) | A kind of five degree of freedom bench vice | |
CN203125217U (en) | Tool clamp for machining passenger car differential mechanism casing in horizontal machining centre | |
CN203471389U (en) | Boring positioning fixture | |
CN103934709A (en) | Fixture for rough boring of main cone bearing hole of main reducing gear of passenger car and machining of installation face of bearing pedestal | |
CN203125216U (en) | Tool clamp for machining passenger car reducer casing in horizontal machining centre | |
CN202964203U (en) | Fixture used for processing engine connecting rod oil hole | |
CN207308690U (en) | One kind indexing perforating press | |
CN101462186A (en) | Fixing method in gear shaping process of shaft part | |
CN201848559U (en) | Side surface and side surface hole machining equipment for workpiece like large-sized box body | |
CN109719544A (en) | Work fixture for horizontal machining centre in processing passenger car differential housing | |
CN104511764A (en) | Milling fixture of flange | |
CN204673332U (en) | A kind of automobile steering device housing cross-drilled hole workpiece machining clamp | |
CN204747194U (en) | Bull piercing press | |
CN203109631U (en) | Adjustable vacuum absorbing clamping device | |
CN203853830U (en) | Fixture for processing main cone bearing hole rough boring and bearing seat mounting surface of main speed reducer of passenger car | |
CN208840956U (en) | A kind of general smelting tool of CNC three-dimensional clamping | |
CN203542148U (en) | Machining center fixture with replaceable positioning base | |
CN202668064U (en) | Vertical/horizontal type seven-shaft boring and tapping combined machine tool | |
CN202639942U (en) | Machining tooling for base end face of integrated bearing box | |
CN202726231U (en) | Tool for linearly cutting pipe part | |
CN205021247U (en) | Axle is with top anchor clamps of double -end | |
CN204912444U (en) | Six jar house steward cut -out press | |
CN204893472U (en) | High symmetry keyway graduation milling fixture |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |