CN107999592A - A kind of automatic control device - Google Patents

A kind of automatic control device Download PDF

Info

Publication number
CN107999592A
CN107999592A CN201711287185.9A CN201711287185A CN107999592A CN 107999592 A CN107999592 A CN 107999592A CN 201711287185 A CN201711287185 A CN 201711287185A CN 107999592 A CN107999592 A CN 107999592A
Authority
CN
China
Prior art keywords
fixedly connected
base
fixed plate
control device
automatic control
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
CN201711287185.9A
Other languages
Chinese (zh)
Inventor
周宁
何嘉贤
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.)
Guangzhou Lei Feng Technology Co Ltd
Original Assignee
Guangzhou Lei Feng Technology Co Ltd
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 Guangzhou Lei Feng Technology Co Ltd filed Critical Guangzhou Lei Feng Technology Co Ltd
Priority to CN201711287185.9A priority Critical patent/CN107999592A/en
Publication of CN107999592A publication Critical patent/CN107999592A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/16Advancing work in relation to the stroke of the die or tool by gravity, e.g. chutes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)

Abstract

The invention discloses a kind of automatic control device, including base, the plan vertical of base is fixedly connected with symmetrical two first support bars and two second support bars, one end of the remote base of two first support bars and two supporting rods is fixedly connected with fixed plate jointly, the lower surface of fixed plate is fixedly connected with hydraulic stem, the one end of hydraulic stem away from fixed plate is fixedly connected with upper mold, the upper surface of fixed plate is fixedly connected with hydraulic pump, the top of base offers sliding slot in the horizontal direction, sliding slot slidably connects two die holders, lower die has been fixedly connected with the top of two die holders, the inside of base both sides offers motor cavity, two motor cavities are connected with sliding slot, the bottom interior wall of two motor cavities has been fixedly connected with electric rotating machine.The present invention is easy to operate, and the degree of automation is higher, can realize automatic blanking and rapid processing can, improve the work efficiency of processing.

Description

A kind of automatic control device
Technical field
The present invention relates to hydraulic press technical field, more particularly to a kind of automatic control device.
Background technology
Hydraulic press is a kind of machinery that the products such as metal, plastics, rubber, timber, powder are processed using hydrostatic pressure. It is usually used in pressing process and block pressing forming process, such as:Forging and stamping, punching press, cold-extruded, alignment, bending, flange, process of sheet drawing, powder Metallurgical, press fitting etc., it away from be one kind using liquid as working media, be used to transmit energy according to made of pascal's principle To realize polytechnic machine.Hydraulic press is generally by the machine(Host), dynamical system and hydraulic control system three parts composition. Hydraulic press classification has valve hydraulic press, liquid hydraulic press, project hydropress.
Existing hydraulic press is using the one-to-one impact style work of upper and lower mould, it usually needs replaces upper mold or lower die, sternly Ghost image rings the work efficiency of hydraulic press, and needs manually to carry out a variety of auxiliary operations, and work efficiency is low.
The content of the invention
The purpose of the present invention is to solve hydraulic press the degree of automation it is low the problem of, and propose a kind of automated control Device.
To achieve these goals, present invention employs following technical solution:
A kind of automatic control device, including base, the plan vertical of the base are fixedly connected with symmetrical two One end of the remote base of one supporting rod and two second support bars, two first support bars and two supporting rods is jointly solid Surely fixed plate is connected with, the lower surface of the fixed plate is fixedly connected with hydraulic stem, the one end of the hydraulic stem away from fixed plate Upper mold is fixedly connected with, the upper surface of the fixed plate is fixedly connected with hydraulic pump, and the top of the base is opened in the horizontal direction Equipped with sliding slot, the sliding slot slidably connects two die holders, has been fixedly connected with lower die at the top of two die holders, institute The inside for stating base both sides offers motor cavity, and two motor cavities are connected with sliding slot, the bottom of two motor cavities Portion's inner wall has been fixedly connected with electric rotating machine, and the output terminal of two electric rotating machines is fixedly connected with by shaft coupling to be turned Axis, the equal fixing sleeve of axial wall of two shafts are connected to half gear, the two equal toe joint of half gear frames with teeth, two institutes State two opposite madial walls of tooth frame and be fixedly connected with mouth with teeth, the side wall of two tooth frames is vertically fixedly connected with connection Bar, side wall of two one end of the connecting rod away from tooth frame respectively with two die holders are fixedly connected, the top of the base Two groups are fixedly connected with the centrosymmetric support plate of sliding slot, every group is two support plates, two groups of support plates away from base one End has been fixedly connected with lower feed box, and the top and bottom of two lower feed boxs offer feed opening, two feed openings Fixing sleeve is connected to charging baffle up and down respectively and discharge baffle, the madial wall of two lower feed boxs are vertically fixedly connected There is electric pushrod, two one end of the electric pushrod away from blanking box wall are fixedly connected with and stop flitch, under two described Downwardly and upwardly fixing sleeve is connected to the first casing and the second casing respectively for the inside of material mouth.
Preferably, the bottom of the base is fixedly connected with two symmetrical support bases, two support bases Bottom has been fixedly connected with skid resistant course.
Preferably, the bar wall of the first support bar is fixedly connected with nameplate groove, and the nameplate groove is internally provided with nameplate, The outer wall of the nameplate groove is equipped with observation window.
Preferably, the sliding slot is between two first support bars, and with the position correspondence of upper mold.
Preferably, the output terminal of the hydraulic pump is fixedly connected by conduit with the input terminal of hydraulic stem.
Preferably, the side wall of the support plate is equipped with timer, and the side wall of the fixed plate is equipped with controller, the control Device uses C programmable single chip computers, and the output terminal of the controller passes through conducting wire and electric rotating machine, electric pushrod and timer respectively Input terminal be electrically connected, the output terminal of the timer is electrically connected with the input terminal of electric rotating machine and electric pushrod.
Compared with prior art, the present invention provides a kind of automatic control device, possesses following beneficial effect:
1st, the automatic control device, by equipped with timer, to electric pushrod and motor timing can be rotated, and then passed through Controller can control electric pushrod to extend and retract, and material to be punched can be put into lower die, pass through controller control System rotates two motors and rotates, and electric rotating machine can drive shaft to rotate, and shaft can drive half gear to rotate, half gear Can be moved with moving teeth frame, so by connecting rod die holder can be pushed to below lower feed box and upper mold under Face, can control hydraulic pump to give hydraulic stem fuel feeding by controller, and then upper mold can be driven to move down and completed to material Punching press is carried out, the degree of automation is higher, realizes blanking machining function back and forth, improves the efficiency of processing.
2nd, the automatic control device, by equipped with the first casing and the second casing, can be to being fallen from feedboard Material is protected, and avoids material from falling in the inside of lower feed box, by equipped with skid resistant course, by increasing capacitance it is possible to increase support base and ground Rub, and then hydraulic press can keep preferable stability when work.
It is not directed to partly same as the prior art in the device or can be realized using the prior art, present invention operation Convenient, the degree of automation is higher, can realize automatic blanking and rapid processing can, improve the work efficiency of processing.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of automatic control device proposed by the present invention;
Fig. 2 is the structure diagram that a kind of half gear of automatic control device proposed by the present invention is connected with tooth frame;
Fig. 3 is a kind of structure diagram of automatic control device lower feed box proposed by the present invention.
In figure:1 base, 2 electric rotating machines, 3 shafts, 4 motor cavities, 5 tooth frames, 6 connecting rods, 7 support plates, 8 lower feed boxs, 9 into Expect baffle, 10 second support bars, 11 upper molds, 12 hydraulic stems, 13 hydraulic pumps, 14 controllers, 15 fixed plates, 16 first support bars, 17 nameplates, 18 observation windows, 19 nameplate grooves, 20 lower dies, 21 timers, 22 die holders, 23 skid resistant courses, 24 sliding slots, 25 support bases, 26 Flitch, 30 first casings, 31 second casings, 32 discharge baffles, 33 blankings are stopped in half gear, 27 tooth mouths, 28 electric pushrods, 29 Mouthful.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, instead of all the embodiments.
In the description of the present invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right", The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only Described for the ease of description is of the invention with simplified, rather than the device or element of instruction or hint meaning must be with specifically sides Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
With reference to Fig. 1-3, a kind of automatic control device, including base 1, the plan vertical of base 1 are fixedly connected with symmetrically Two first support bars 16 and two second support bars 10 of distribution, two first support bars 16 and two supporting rods 10 it is remote One end of base 1 is fixedly connected with fixed plate 15 jointly, and the lower surface of fixed plate 15 is fixedly connected with hydraulic stem 12, hydraulic stem 12 One end away from fixed plate 15 is fixedly connected with upper mold 11, and the upper surface of fixed plate 15 is fixedly connected with hydraulic pump 13, base 1 Top offers sliding slot 24 in the horizontal direction, and sliding slot 24 slidably connects two die holders 22, and the top of two die holders 22 is equal Lower die 20 is fixedly connected with, the inside of 1 both sides of base offers motor cavity 4, and two motor cavities 4 are connected with sliding slot 24, and two The bottom interior wall of a motor cavity 4 has been fixedly connected with electric rotating machine 2, and the output terminal of two electric rotating machines 2 is consolidated by shaft coupling Surely shaft 3 is connected with, the equal fixing sleeve of axial wall of two shafts 3 is connected to half gear 26, and two and half gears, 26 equal toe joint is with teeth Frame 5, two opposite madial walls of two tooth frames 5 are fixedly connected with mouth 27 with teeth, and the side wall of two tooth frames 5 is vertically fixedly connected There is connecting rod 6, side wall of two one end of connecting rod 6 away from tooth frame 5 respectively with two die holders 22 is fixedly connected, base 1 Top is fixedly connected with two groups with the centrosymmetric support plate 7 of sliding slot 24, and every group is two support plates 7, and two groups of support plates 7 are remote One end of base 1 has been fixedly connected with lower feed box 8, and the top and bottom of two lower feed boxs 8 offer feed opening 33, under two Fixing sleeve is connected to charging baffle 9 and discharge baffle 32 to material mouth 33 up and down respectively, and the madial wall of two lower feed boxs 8 is vertically solid Surely electric pushrod 28 is connected with, the one end of two electric pushrods 28 away from 8 madial wall of lower feed box, which is fixedly connected with, stops flitch 29, and two Downwardly and upwardly fixing sleeve is connected to the first casing 30 and the second casing 31 respectively for the inside of a feed opening 33.
The bottom of base 1 is fixedly connected with two symmetrical support bases 25, and the bottom of two support bases 25 is fixed Skid resistant course 23 is connected with, the bar wall of first support bar 16 is fixedly connected with nameplate groove 19, and nameplate groove 19 is internally provided with nameplate 17, The outer wall of nameplate groove 19 is equipped with observation window 18, sliding slot 24 between two first support bars 16, and with the position pair of upper mold 11 Should, the output terminal of hydraulic pump 13 is fixedly connected by conduit with the input terminal of hydraulic stem 12, and the side wall of support plate 7 is equipped with timer 21, the side wall of fixed plate 15 is equipped with controller 14, and controller 14 uses 80C51 programmable single chip computers, the output terminal of controller 14 It is electrically connected respectively by the input terminal of conducting wire and electric rotating machine 2, electric pushrod 28 and timer 21, the output terminal of timer 21 It is electrically connected with the input terminal of electric rotating machine 2 and electric pushrod 28.
In the present invention, in use, by equipped with timer 21, to electric pushrod 28 and the timing of motor 2 can be rotated, into And by controller 14 electric pushrod 28 can be controlled to extend and retract, material to be punched can be put according to the time of regulation Enter onto lower die 20, control two electric rotating machines 2 to rotate by controller 14, electric rotating machine 2 can drive shaft 3 to rotate, and turn Axis 3 can drive half gear 26 to rotate, and half gear 26 can be moved with moving teeth frame 5, and then can by connecting rod 6 Die holder 22 is pushed to below lower feed box 8 with below upper mold 11, hydraulic pump 13 can be controlled to liquid by controller 14 12 fuel feeding of compression bar, and then upper mold 11 can be driven to move down and complete to carry out punching press to material, the degree of automation is higher, real Showed blanking machining function back and forth, improved the efficiency of processing, by equipped with the first casing 30 and the second casing 31, can be right The material fallen from feedboard is protected, and avoids material from falling in the inside of lower feed box 8, by equipped with skid resistant course 23, can Increase support base 25 and the friction on ground, and then hydraulic press can keep preferable stability when work.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (6)

1. a kind of automatic control device, including base(1), it is characterised in that the base(1)Plan vertical be fixedly connected There are two symmetrical first support bars(16)With two second support bars(10), two first support bars(16)With two A supporting rod(10)Remote base(1)One end be fixedly connected with fixed plate jointly(15), the fixed plate(15)Following table Face is fixedly connected with hydraulic stem(12), the hydraulic stem(12)Away from fixed plate(15)One end be fixedly connected with upper mold(11), The fixed plate(15)Upper surface be fixedly connected with hydraulic pump(13), the base(1)Top offer in the horizontal direction Sliding slot(24), the sliding slot(24)Slidably connect two die holders(22), two die holders(22)Top it is fixed It is connected with lower die(20), the base(1)The inside of both sides offers motor cavity(4), two motor cavities(4)With cunning Groove(24)Connection, two motor cavities(4)Bottom interior wall be fixedly connected with electric rotating machine(2), two electric rotatings Machine(2)Output terminal shaft is fixedly connected with by shaft coupling(3), two shafts(3)The equal fixing sleeve of axial wall be connected to Half gear(26), two half gears(26)Equal toe joint frame with teeth(5), two tooth frames(5)In opposite two Side wall is fixedly connected with mouth with teeth(27), two tooth frames(5)Side wall be vertically fixedly connected with connecting rod(6), two The connecting rod(6)Away from tooth frame(5)One end respectively with two die holders(22)Side wall be fixedly connected, the base(1) Top be fixedly connected with two groups with sliding slot(24)Centrosymmetric support plate(7), every group is two support plates(7), two groups of branch Fagging(7)Away from base(1)One end be fixedly connected with lower feed box(8), two lower feed boxs(8)Top and bottom it is equal Offer feed opening(33), two feed openings(33)Fixing sleeve is connected to charging baffle up and down respectively(9)And discharging Baffle(32), two lower feed boxs(8)Madial wall be vertically fixedly connected with electric pushrod(28), two electric pushrods (28)Away from lower feed box(8)One end of madial wall, which is fixedly connected with, stops flitch(29), two feed openings(33)Inside points Downwardly and upwardly fixing sleeve is not connected to the first casing(30)With the second casing(31).
A kind of 2. automatic control device according to claim 1, it is characterised in that the base(1)Bottom fix It is connected with two symmetrical support bases(25), two support bases(25)Bottom be fixedly connected with skid resistant course (23).
A kind of 3. automatic control device according to claim 1, it is characterised in that the first support bar(16)Bar Wall is fixedly connected with nameplate groove(19), the nameplate groove(19)Be internally provided with nameplate(17), the nameplate groove(19)Outer wall Equipped with observation window(18).
A kind of 4. automatic control device according to claim 1, it is characterised in that the sliding slot(24)Positioned at two One supporting rod(16)Between, and and upper mold(11)Position correspondence.
A kind of 5. automatic control device according to claim 1, it is characterised in that the hydraulic pump(13)Output terminal Pass through conduit and hydraulic stem(12)Input terminal be fixedly connected.
A kind of 6. automatic control device according to claim 1, it is characterised in that the support plate(7)Side wall set There is timer(21), the fixed plate(15)Side wall be equipped with controller(14), the controller(14)It may be programmed using 80C51 Microcontroller, the controller(14)Output terminal pass through conducting wire and electric rotating machine respectively(2), electric pushrod(28)And timer (21)Input terminal be electrically connected, the timer(21)Output terminal and electric rotating machine(2)And electric pushrod(28)Input End is electrically connected.
CN201711287185.9A 2017-12-07 2017-12-07 A kind of automatic control device Pending CN107999592A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711287185.9A CN107999592A (en) 2017-12-07 2017-12-07 A kind of automatic control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711287185.9A CN107999592A (en) 2017-12-07 2017-12-07 A kind of automatic control device

Publications (1)

Publication Number Publication Date
CN107999592A true CN107999592A (en) 2018-05-08

Family

ID=62057281

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711287185.9A Pending CN107999592A (en) 2017-12-07 2017-12-07 A kind of automatic control device

Country Status (1)

Country Link
CN (1) CN107999592A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202378318U (en) * 2011-12-27 2012-08-15 淄博职业学院 Rotary tablet pressing machine
CN203695786U (en) * 2013-12-05 2014-07-09 东莞市千拓电子科技有限公司 High-efficiency electric punch for installation of lead in heat-radiating fin
CN204018471U (en) * 2014-07-29 2014-12-17 太仓市顺昌锻造有限公司 Novel hydraulic punch press
CN205183579U (en) * 2015-11-16 2016-04-27 福州金锻工业有限公司 Feeding on -off mechanism
CN205200355U (en) * 2015-12-04 2016-05-04 平湖市日拓电子科技有限公司 Probe riveter
CN205869295U (en) * 2016-08-19 2017-01-11 嘉兴泰克弹簧有限公司 Can improve work efficiency's punching machine
CN106393785A (en) * 2016-08-30 2017-02-15 重庆唐盛精密模具有限公司 Air pressure ejection type forming mold
CN106583007A (en) * 2016-12-14 2017-04-26 王万森 Straw crushing and compressing treatment device
CN106733072A (en) * 2016-11-18 2017-05-31 吴晓美 A kind of waste paper recycling equipment
CN107099989A (en) * 2017-07-08 2017-08-29 王云龙 One kind spins woven cloth washing device
CN107262571A (en) * 2017-08-16 2017-10-20 王祖友 A kind of steel pipe bender
CN107398800A (en) * 2017-09-16 2017-11-28 陈子恒 A kind of grinding machine
CN206701713U (en) * 2017-04-14 2017-12-05 邵光超 A kind of particle screen selecting equipment

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202378318U (en) * 2011-12-27 2012-08-15 淄博职业学院 Rotary tablet pressing machine
CN203695786U (en) * 2013-12-05 2014-07-09 东莞市千拓电子科技有限公司 High-efficiency electric punch for installation of lead in heat-radiating fin
CN204018471U (en) * 2014-07-29 2014-12-17 太仓市顺昌锻造有限公司 Novel hydraulic punch press
CN205183579U (en) * 2015-11-16 2016-04-27 福州金锻工业有限公司 Feeding on -off mechanism
CN205200355U (en) * 2015-12-04 2016-05-04 平湖市日拓电子科技有限公司 Probe riveter
CN205869295U (en) * 2016-08-19 2017-01-11 嘉兴泰克弹簧有限公司 Can improve work efficiency's punching machine
CN106393785A (en) * 2016-08-30 2017-02-15 重庆唐盛精密模具有限公司 Air pressure ejection type forming mold
CN106733072A (en) * 2016-11-18 2017-05-31 吴晓美 A kind of waste paper recycling equipment
CN106583007A (en) * 2016-12-14 2017-04-26 王万森 Straw crushing and compressing treatment device
CN206701713U (en) * 2017-04-14 2017-12-05 邵光超 A kind of particle screen selecting equipment
CN107099989A (en) * 2017-07-08 2017-08-29 王云龙 One kind spins woven cloth washing device
CN107262571A (en) * 2017-08-16 2017-10-20 王祖友 A kind of steel pipe bender
CN107398800A (en) * 2017-09-16 2017-11-28 陈子恒 A kind of grinding machine

Similar Documents

Publication Publication Date Title
CN107297438B (en) A kind of automatic material taking stamping equipment
CN105665503A (en) Full-automatic oil press production line capable of automatic material feeding and discharging
CN101961742B (en) Full-automatic mandrel head hydraulic hot stamping forming machine
CN108058418A (en) A kind of turnover press device of mold of workbench
CN210115693U (en) Motor casing processing tool fixture
CN105618547B (en) A kind of full-automatic punching press hydraulic press production line
CN206965186U (en) A kind of efficiently rose extractor
CN109107216A (en) A kind of extraction element for extracting Flos Rosae Rugosae extract
CN107571459A (en) A kind of novel die for being easy to finished product to collect
CN108237170A (en) A kind of Full-automatic punching machine
CN107285612A (en) A kind of automatic feed/discharge system of 3D hot-bending machines
CN106276205A (en) A kind of turntable type machine automatization feeder equipment
CN204353404U (en) One forges manipulator
CN108856564B (en) Inductance pin shaping machine
CN209498494U (en) A kind of passion fruit juicer
CN107999592A (en) A kind of automatic control device
CN203853424U (en) Device for curling edges of metal bottom blanks of enamel ware
CN102508194B (en) A kind of automatic uncovering mechanism of programmable switch cover of electric energy meter
CN202447568U (en) Pressure machine
CN212737033U (en) Forming device of plastic uptake machine
CN104118007A (en) Paper flower pot punching device and method
CN208067499U (en) A kind of automatic charging gear-hobbing machine
CN209174989U (en) A kind of plate shearing machine with waste material collection device
CN208322339U (en) A kind of gear shapping machine with collection device
CN101177045A (en) Material feeder of powder molding press

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: 20180508