CN107813285A - A kind of metallurgy fixture - Google Patents

A kind of metallurgy fixture Download PDF

Info

Publication number
CN107813285A
CN107813285A CN201711063374.8A CN201711063374A CN107813285A CN 107813285 A CN107813285 A CN 107813285A CN 201711063374 A CN201711063374 A CN 201711063374A CN 107813285 A CN107813285 A CN 107813285A
Authority
CN
China
Prior art keywords
metallurgy
motor
strut
fixture
away
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
Application number
CN201711063374.8A
Other languages
Chinese (zh)
Inventor
郭斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201711063374.8A priority Critical patent/CN107813285A/en
Publication of CN107813285A publication Critical patent/CN107813285A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00Gripping heads and other end effectors
    • B25J15/02Gripping heads and other end effectors servo-actuated
    • B25J15/0206Gripping heads and other end effectors servo-actuated comprising articulated grippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J5/00Manipulators mounted on wheels or on carriages
    • B25J5/007Manipulators mounted on wheels or on carriages mounted on wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00Programme-controlled manipulators
    • B25J9/0009Constructional details, e.g. manipulator supports, bases

Abstract

The present invention provides a kind of metallurgy fixture, is related to metallurgical technology field.Wheeled base is fixedly mounted in the metallurgy fixture, including bottom plate, the both sides of bottom base plate, and the bottom of wheel seat is installed with fixed block, wheel shaft is installed between two fixed blocks, and wheel shaft is connected with wheel, mechanical arm base is installed with the top of bottom plate.The metallurgy fixture, pass through the cooperation of motor, screw rod, telescopic block, slide bar, expansion link, limited block, push pedal, support, strut, swivel base, gripper jaw, grip block and connecting rod, the rotation of motor drives telescopic block to be moved left and right in screw surface, simultaneously, coordinate strut and connecting rod, gripper jaw is set to realize clamping and release, this method of clamping is simple in construction, it is easy to use, and good clamping effect, pressed from both sides compared to the mode of traditional artificial clamping and traditional smelting, the metallurgy can preferably improve production security with fixture, reduce the labor intensity of worker.

Description

A kind of metallurgy fixture
Technical field
The present invention relates to metallurgical technology field, specially a kind of metallurgy fixture.
Background technology
Fork truck be member pallet cargo is loaded and unloaded, stacking and short distance transport, weight transport operation it is various wheeled Carrying vehicle, to allow fork truck to adapt to the needs of various working conditions, fork truck operating efficiency and its security are improved, is all to fork truck Assemble various corresponding accessories.
It is still the folder by manpower by the various matallurgical products many being heated at high temperature in present smelting cause The mode held is carried, and it is equally the folder for safely and efficiently carrying the various matallurgical products after being heated at high temperature to smelt folder Tool, it is advantageous to improve production security, reduces labor strength, but existing smelting clamping structure is complicated, clamping effect Bad, it is very inconvenient to use.
The content of the invention
(One)The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of metallurgy fixture, solve what is proposed in above-mentioned background technology The problem of traditional smelting clamping structure is complicated, clamping effect is poor and is not convenient to use.
(Two)Technical scheme
To realize object above, the present invention is achieved by the following technical programs:A kind of metallurgy fixture, including bottom plate, institute The both sides for stating bottom base plate are fixedly mounted wheeled base, and the bottom of the wheel seat is installed with fixed block, two fixed blocks it Between be installed with wheel shaft, the wheel shaft is connected with wheel, and mechanical arm base, institute are installed with the top of the bottom plate State and pillar is provided with the top of mechanical arm base, the top of the pillar is connected with the first linking arm, first connection One end of arm is connected with the second linking arm, and one end of second linking arm is installed with mechanical clamping device;
The mechanical clamping device includes motor housing, and the top and bottom of the motor chamber interior wall is installed with motor installation Block, is installed with motor between two motor mounting blocks, and the output end of the motor is connected with screw rod, on the screw rod Be threaded with telescopic block, the top and bottom of the telescopic block is installed with slide bar, the slide bar away from motor one Side is installed with expansion link, and the one end of the screw rod away from motor is installed with limited block, and the expansion link is away from slide bar One end be installed with push pedal, support is installed with the right side of the motor housing, the side of the push pedal is installed with Strut, the top and bottom of the support side are installed with swivel base, are connected with gripper jaw on two swivel bases, institute State side of the strut away from push pedal and be connected with connecting rod, the one end of the connecting rod away from strut is flexibly connected with gripper jaw.
Preferably, top and bottom of two slide bars respectively with motor chamber interior wall is slidably connected, the motor chamber interior wall Top and bottom is installed with the chute being adapted with slide bar.
Preferably, the one end of the expansion link away from slide bar through the right side of motor housing and extends to the outside of motor housing, The right side opening of the motor housing is provided with two through holes being adapted with expansion link.
Preferably, the quantity of the gripper jaw is two, chain, and two gripper jaws are symmetrically distributed in the top and bottom of strut, Two relative sides of gripper jaw are installed with grip block.
Preferably, the one end of the strut away from push pedal through the side of support and extends to the outside of support, the branch The right side opening of frame is provided with the through hole being adapted with strut.
(Three)Beneficial effect
The invention provides a kind of metallurgy fixture.Possesses following beneficial effect:
1st, the metallurgy fixture, by motor, screw rod, telescopic block, slide bar, expansion link, limited block, push pedal, support, strut, turn The cooperation of seat, gripper jaw, grip block and connecting rod, the rotation of motor drive telescopic block to be moved left and right in screw surface, meanwhile, coordinate Strut and connecting rod, gripper jaw is set to realize clamping and release, this method of clamping is simple in construction, easy to use, and good clamping effect, Being pressed from both sides compared to the mode of traditional artificial clamping and traditional smelting, the metallurgy can preferably improve production security with fixture, Reduce the labor intensity of worker.
2nd, the metallurgy fixture, by bottom plate, wheel seat, fixed block, wheel shaft, wheel, mechanical arm base, mechanical arm base, The cooperation of first linking arm and the second linking arm, the first linking arm and the second linking arm match somebody with somebody and, make second linking arm one end Mechanical clamping device can realize comprehensive displacement, meanwhile, coordinate the wheel of bottom base plate, make the metallurgy fixture more just In movement, to sum up, the metallurgy is can adapt to the smelting environment of varying environment with fixture, mechanical clamping device is easily facilitated people Use.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the structural representation of gripper jaw in Fig. 1 of the present invention.
In figure:1 bottom plate, 2 wheel seats, 3 fixed blocks, 4 wheel shafts, 5 wheels, 6 mechanical arm bases, 7 mechanical arm bases, 8 first connect Connect arm, 9 second linking arms, 10 mechanical clamping devices, 11 motor housings, 12 motor mounting blocks, 13 motors, 14 screw rods, 15 telescopic blocks, 16 slide bars, 17 expansion links, 18 limited blocks, 19 push pedals, 20 supports, 21 struts, 22 swivel bases, 23 gripper jaws, 24 grip blocks, 25 connect Bar.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of metallurgy fixture, as shown in Figure 1-2, including bottom plate 1, the both sides of the bottom of bottom plate 1 Wheeled base 2 is fixedly mounted, the bottom of wheel seat 2 is installed with fixed block 3, wheel shaft is installed between two fixed blocks 3 4, wheel shaft 4 is connected with wheel 5, and the top of bottom plate 1 is installed with mechanical arm base 6, and the top of mechanical arm base 6 is set There is pillar 7, the top of pillar 7 is connected with the first linking arm 8, and one end of the first linking arm 8 is connected with the second connection Arm 9, one end of the second linking arm 9 are installed with mechanical clamping device 10, by bottom plate 1, wheel seat 2, fixed block 3, wheel shaft 4, The cooperation of wheel 5, mechanical arm base 6, the first linking arm 8 and the second linking arm 9, the first linking arm 8 are matched somebody with somebody with the second linking arm 9 With, the mechanical clamping device 10 of the one end of the second linking arm 9 is realized comprehensive displacement, meanwhile, coordinate the bottom of bottom plate 1 Wheel 5, the metallurgy is easily facilitated movement with fixture, to sum up, the metallurgy is can adapt to the smelting ring of varying environment with fixture Border, mechanical clamping device 10 is set to easily facilitate people's use, mechanical clamping device 10 includes motor housing 11, the inwall of motor housing 11 Top and bottom is installed with motor mounting block 12, and motor 13, motor are installed between two motor mounting blocks 12 13 output end is connected with screw rod 14, and telescopic block 15 is threaded with screw rod 14, and the top and bottom of telescopic block 15 is equal Slide bar 16 is installed with, top and bottom of two slide bars 16 respectively with the inwall of motor housing 11 is slidably connected, in motor housing 11 The top and bottom of wall is installed with the chute being adapted with slide bar 16, and side of the slide bar 16 away from motor 13 is fixedly mounted There is expansion link 17, the one end of expansion link 17 away from slide bar 16 is through the right side of motor housing 11 and extends to the outside of motor housing 11, The right side opening of motor housing 11 is provided with two through holes being adapted with expansion link 17, and the one end of screw rod 14 away from motor 13 is fixedly mounted Limited location block 18, the one end of expansion link 17 away from slide bar 16 are installed with push pedal 19, and the right side of motor housing 11 is installed with Support 20, the side of push pedal 19 are installed with strut 21, and the side of support 20 is run through simultaneously in the one end of strut 21 away from push pedal 19 Extend to the outside of support 20, the right side opening of support 20 is provided with the through hole being adapted with strut 21, the top of the side of support 20 with Bottom is installed with swivel base 22, gripper jaw 23 is connected with two swivel bases 22, the quantity of gripper jaw 23 is chain two Individual, two gripper jaws 23 are symmetrically distributed in the top and bottom of strut 21, and two relative sides of gripper jaw 23 are fixedly mounted There is grip block 24, side of the strut 21 away from push pedal 19 is connected with connecting rod 25, connecting rod 25 one end and folder away from strut 21 Hold pawl 23 to be flexibly connected, when the present invention works, if wanting to carry out the matallurgical products after high-temperature heating using mechanical clamping device 10 Clamping is carried, and is first moved integrally the device near smelting furnace by wheel 5, then by adjusting the first linking arm 8 With the second linking arm 9 make mechanical clamping device 10 be directed at high-temperature heating to be handled after matallurgical products, at the same time, start electricity Machine 13, the drive screw 14 of motor 13 are rotated clockwise, meanwhile, under the drive of screw rod 14, telescopic block 15 drives expansion link 17 are moved to the left on the surface of screw rod 14, meanwhile, strut 21 can make two connecting rods 25 close to clamping during being moved to the left Angle is by diminishing between the side of block 24, under the drive of connecting rod 25, two 23 clampings close to each other of gripper jaw, until will wait to turn The matallurgical products of shifting are clamped completely, close motor 13, can realize the transfer to matallurgical products, this method of clamping knot Structure is simple, easy to use, and good clamping effect, is pressed from both sides compared to the mode of traditional artificial clamping and traditional smelting, and the metallurgy is used Fixture can preferably improve production security, reduce the labor intensity of worker.
Operation principle:During present invention work, if wanting to enter the matallurgical products after high-temperature heating using mechanical clamping device 10 Row clamping is carried, and is first moved integrally the device near smelting furnace by wheel 5, then by adjusting the first linking arm 8 and second linking arm 9 make the matallurgical products that mechanical clamping device 10 is aligned after high-temperature heating to be handled, at the same time, start Motor 13, the drive screw 14 of motor 13 are rotated clockwise, meanwhile, under the drive of screw rod 14, telescopic block 15 drives flexible Bar 17 is moved to the left on the surface of screw rod 14, meanwhile, strut 21 can make two connecting rods 25 close to folder during being moved to the left Angle is held between the side of block 24 by diminishing, under the drive of connecting rod 25, two 23 clampings close to each other of gripper jaw, until will treat The matallurgical products of transfer are clamped completely, close motor 13, can realize the transfer to matallurgical products.
In summary, metallurgy fixture, by motor 13, screw rod 14, telescopic block 15, slide bar 16, expansion link 17, spacing Block 18, push pedal 19, the cooperation of support 20, strut 21, swivel base 22, gripper jaw 23, grip block 24 and connecting rod 25, the rotation of motor 13 Drive telescopic block 15 to be moved left and right on the surface of screw rod 14, meanwhile, coordinate strut 21 and connecting rod 25, make gripper jaw 23 realize clamping and Unclamp, this method of clamping is simple in construction, easy to use, and good clamping effect, compared to the mode and biography of traditional artificial clamping The smelting folder of system, the metallurgy can preferably improve production security with fixture, reduce the labor intensity of worker.
Also, the metallurgy fixture, pass through bottom plate 1, wheel seat 2, fixed block 3, wheel shaft 4, wheel 5, mechanical arm base 6, The cooperation of one linking arm 8 and the second linking arm 9, the first linking arm 8 and the second linking arm 9 match somebody with somebody and, make the one end of the second linking arm 9 Mechanical clamping device 10 can realize comprehensive displacement, meanwhile, coordinate the wheel 5 of bottom plate 1 bottom, make the metallurgy fixture Movement is easily facilitated, to sum up, the metallurgy is can adapt to the smelting environment of varying environment with fixture, makes mechanical clamping device 10 more Add and be easy to people to use.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of metallurgy fixture, including bottom plate(1), it is characterised in that:The bottom plate(1)The both sides of bottom are installed with Wheel seat(2), the wheel seat(2)Bottom be installed with fixed block(3), two fixed blocks(3)Between be installed with wheel shaft (4), the wheel shaft(4)It is connected with wheel(5), the bottom plate(1)Top be installed with mechanical arm base(6), institute State mechanical arm base(6)Top be provided with pillar(7), the pillar(7)Top be connected with the first linking arm(8), First linking arm(8)One end be connected with the second linking arm(9), second linking arm(9)One end fix peace Equipped with mechanical clamping device(10);
The mechanical clamping device(10)Including motor housing(11), the motor housing(11)The fixed peace of the top and bottom of inwall Equipped with motor mounting block(12), two motor mounting blocks(12)Between be installed with motor(13), the motor(13)It is defeated Go out end and be connected with screw rod(14), the screw rod(14)On be threaded with telescopic block(15), the telescopic block(15)Top Portion is installed with slide bar with bottom(16), the slide bar(16)Away from motor(13)Side be installed with expansion link (17), the screw rod(14)Away from motor(13)One end be installed with limited block(18), the expansion link(17)Away from sliding Bar(16)One end be installed with push pedal(19), the motor housing(11)Right side be installed with support(20), it is described to push away Plate(19)Side be installed with strut(21), the support(20)The top and bottom of side is installed with swivel base (22), two swivel bases(22)On be connected with gripper jaw(23), the strut(21)Away from push pedal(19)Side activity It is connected with connecting rod(25), the connecting rod(25)Away from strut(21)One end and gripper jaw(23)It is flexibly connected.
2. one kind metallurgy fixture according to claim 1, it is characterised in that:Two slide bars(16)Respectively with motor housing (11)The top and bottom of inwall is slidably connected, the motor housing(11)The top and bottom of inwall is installed with and slide bar (16)The chute being adapted.
3. one kind metallurgy fixture according to claim 1, it is characterised in that:The expansion link(17)Away from slide bar(16) One end run through motor housing(11)Right side and extend to motor housing(11)Outside, the motor housing(11)Right side opening be provided with Two and expansion link(17)The through hole being adapted.
4. one kind metallurgy fixture according to claim 1, it is characterised in that:The gripper jaw(23)Quantity be chain two It is individual, two gripper jaws(23)It is symmetrically distributed in strut(21)Top and bottom, two gripper jaws(23)Relative side is solid Dingan County is equipped with grip block(24).
5. one kind metallurgy fixture according to claim 1, it is characterised in that:The strut(21)Away from push pedal(19)'s Support is run through in one end(20)Side and extend to support(20)Outside, the support(20)Right side opening be provided with and strut (21)The through hole being adapted.
CN201711063374.8A 2017-11-02 2017-11-02 A kind of metallurgy fixture Pending CN107813285A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711063374.8A CN107813285A (en) 2017-11-02 2017-11-02 A kind of metallurgy fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711063374.8A CN107813285A (en) 2017-11-02 2017-11-02 A kind of metallurgy fixture

Publications (1)

Publication Number Publication Date
CN107813285A true CN107813285A (en) 2018-03-20

Family

ID=61603695

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711063374.8A Pending CN107813285A (en) 2017-11-02 2017-11-02 A kind of metallurgy fixture

Country Status (1)

Country Link
CN (1) CN107813285A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108466841A (en) * 2018-05-28 2018-08-31 湖北雄华科技有限公司 A kind of special fixed clamp tool of hollow glass
CN108492707A (en) * 2018-04-03 2018-09-04 长江师范学院 A kind of engine teaching demonstration device
CN108492706A (en) * 2018-04-03 2018-09-04 长江师范学院 Automobile engine classroom instruction methods of exhibiting
CN108582122A (en) * 2018-04-26 2018-09-28 旌德县瀚海星云智能化技术研发有限公司 A kind of rotatable manipulator
CN108789360A (en) * 2018-08-30 2018-11-13 苏州胜璟电磁科技有限公司 A kind of electromagnet manipulator
CN109159142A (en) * 2018-10-30 2019-01-08 苏州市海神达机械科技有限公司 A kind of intelligent machine arm hand is grabbed
CN110405719A (en) * 2019-07-28 2019-11-05 南京昱晟机器人科技有限公司 A kind of industrial robot and method that stability is good
CN111774554A (en) * 2019-04-03 2020-10-16 达详自动化股份有限公司 High-temperature-resistant automatic clamping device
CN112195320A (en) * 2020-10-12 2021-01-08 江门市盈光不锈钢制品有限公司 Heating annealing device for stainless steel pot production
CN112900310A (en) * 2021-01-25 2021-06-04 杨改先 Automatic picking device for regularly placed traffic cones mounted on vehicle
CN114769065A (en) * 2022-04-14 2022-07-22 盐城市昊芯科技有限公司 High-precision glue dispensing device for electronic components
CN116690627A (en) * 2023-07-31 2023-09-05 季华实验室 Mechanical clamping jaw and excitation method thereof

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108492707A (en) * 2018-04-03 2018-09-04 长江师范学院 A kind of engine teaching demonstration device
CN108492706A (en) * 2018-04-03 2018-09-04 长江师范学院 Automobile engine classroom instruction methods of exhibiting
CN108582122A (en) * 2018-04-26 2018-09-28 旌德县瀚海星云智能化技术研发有限公司 A kind of rotatable manipulator
CN108466841A (en) * 2018-05-28 2018-08-31 湖北雄华科技有限公司 A kind of special fixed clamp tool of hollow glass
CN108789360A (en) * 2018-08-30 2018-11-13 苏州胜璟电磁科技有限公司 A kind of electromagnet manipulator
CN109159142A (en) * 2018-10-30 2019-01-08 苏州市海神达机械科技有限公司 A kind of intelligent machine arm hand is grabbed
CN111774554B (en) * 2019-04-03 2021-10-08 达详自动化股份有限公司 High-temperature-resistant automatic clamping device
CN111774554A (en) * 2019-04-03 2020-10-16 达详自动化股份有限公司 High-temperature-resistant automatic clamping device
CN110405719A (en) * 2019-07-28 2019-11-05 南京昱晟机器人科技有限公司 A kind of industrial robot and method that stability is good
CN112195320A (en) * 2020-10-12 2021-01-08 江门市盈光不锈钢制品有限公司 Heating annealing device for stainless steel pot production
CN112900310A (en) * 2021-01-25 2021-06-04 杨改先 Automatic picking device for regularly placed traffic cones mounted on vehicle
CN114769065A (en) * 2022-04-14 2022-07-22 盐城市昊芯科技有限公司 High-precision glue dispensing device for electronic components
CN116690627A (en) * 2023-07-31 2023-09-05 季华实验室 Mechanical clamping jaw and excitation method thereof
CN116690627B (en) * 2023-07-31 2023-11-07 季华实验室 Mechanical clamping jaw and excitation method thereof

Similar Documents

Publication Publication Date Title
CN107813285A (en) A kind of metallurgy fixture
CN206287144U (en) A kind of vehicle bridge heat treatment blanking boosting manipulator
CN209536383U (en) A kind of automatic brick stacking processing line
CN106239475B (en) Suspension type Pneumatic balance transfer manipulator
CN107414485B (en) Stock work-piece auto-feeding device
CN205442405U (en) Anchor clamps play to put in a position
CN215093667U (en) Caterpillar track link shifts uses tongs
CN206928916U (en) Stacking tubing string manipulator
CN203419693U (en) Crane for cable trench cover plate
CN106737777A (en) A kind of mechanical grip of engine cylinder cover transhipment
CN203485193U (en) Mechanical arm equipment
CN206185857U (en) Suspension type air -balance moves and carries manipulator
CN210709572U (en) Clamping device for industrial robot
CN210365934U (en) Material grabbing device
CN106799555B (en) Changable type roof frame assembly welding clamp
CN202864655U (en) Moveable lifting appliance
CN107398915A (en) A kind of 180 ° of double fastener pawl list rolling clamps suitable for industrial robot
CN211073661U (en) Robot arm convenient to take
CN207971370U (en) A kind of vertical clamping device of robot
CN208930229U (en) Robot transportation system
CN209080906U (en) A kind of press structure for blanket type product
CN208801098U (en) A kind of crawl clamp structure
CN208262861U (en) The offline gripping apparatus of robot suitable for automotive seat
CN216634443U (en) Manipulator with clamping structure
CN204895582U (en) Work piece locking device of upset hoist

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180320