CN111604314A - Through type hangs chain cleaning machine - Google Patents

Through type hangs chain cleaning machine Download PDF

Info

Publication number
CN111604314A
CN111604314A CN202010525414.1A CN202010525414A CN111604314A CN 111604314 A CN111604314 A CN 111604314A CN 202010525414 A CN202010525414 A CN 202010525414A CN 111604314 A CN111604314 A CN 111604314A
Authority
CN
China
Prior art keywords
cleaning machine
chain
cleaning
machine shell
shell
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
CN202010525414.1A
Other languages
Chinese (zh)
Inventor
张茂德
郭文辉
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.)
MGeldbach Shanxi Flange & Fittings Co ltd
Original Assignee
MGeldbach Shanxi Flange & Fittings 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 MGeldbach Shanxi Flange & Fittings Co ltd filed Critical MGeldbach Shanxi Flange & Fittings Co ltd
Priority to CN202010525414.1A priority Critical patent/CN111604314A/en
Publication of CN111604314A publication Critical patent/CN111604314A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • B08B3/022Cleaning travelling work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B65G49/02Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid
    • B65G49/025Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid conveyor feeding and discharging means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/007Heating the liquid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

The invention discloses a through type suspension chain cleaning machine, which comprises a cleaning machine shell, a conveying device and a cleaning device, wherein the conveying device is arranged on the cleaning machine shell; the shell of the cleaning machine is provided with a feed inlet and a discharge outlet; the cleaning device comprises a water tank, a spray pipe and a spray head; the conveying device is a suspension chain assembly and comprises a driving motor, a speed reducer, a chain wheel set, a suspension chain and a chain guide rail; the driving motor is in transmission connection with the speed reducer; an output shaft of the speed reducer is in transmission connection with a chain wheel set, and the chain wheel set is meshed with the suspension chain; the driving motor, the speed reducer and the chain wheel set are all arranged outside the shell of the cleaning machine; the hanging chain hangs the hook and sends the workpiece from the feeding port end of the shell of the cleaning machine to the discharging port end; the external feeding and the internal cleaning of the shell of the cleaning machine are realized; after the suspension chain is hermetically combined with the shell of the cleaning machine, the spray water can not be sprayed out of the equipment, so that the energy is saved and the environment is protected; by adopting the integrated cleaning process and after loading, the problem of inconsistent production beats is effectively solved, and the efficiency is improved.

Description

Through type hangs chain cleaning machine
Technical Field
The invention relates to the field of cleaning equipment, in particular to a through type suspension chain cleaning machine.
Background
At present, the cleaning and surface treatment link behind the hardware product finished product are mostly split type guipure formula cleaning equipment and surface treatment equipment, the two department of linking needs a workman to transport, the production beat is uncoordinated, and is inefficient, and the cost of labor is high, inevitably take place to collide with the phenomenon and cause the product to reprocess in the transportation, scrap even, the hourglass that adheres to the workpiece surface cleaning water, it is clean and tidy to influence the scene, and former cleaning equipment cleaning nozzle is in the guipure below, the cleaning efficiency is low, inconvenient maintenance.
Therefore, how to provide a cleaning machine which is smooth in production, high in efficiency, and easy to clean and maintain is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The present invention solves at least to some extent one of the above-mentioned technical problems of the prior art.
In view of the above, the invention aims to provide a through-type hanging chain cleaning machine, which integrates workpiece cleaning and surface treatment processes, effectively solves the problem of inconsistent production beats, further improves the production efficiency, saves labor cost, reduces disqualification caused by collision of products in the cleaning process, adds a water blowing air duct in the cleaning machine, does not discharge waste water, is convenient to clean, and is energy-saving and environment-friendly.
In order to achieve the purpose, the invention adopts the following technical scheme:
a through type suspension chain cleaning machine comprises a cleaning machine shell, a conveying device and a cleaning device; the cleaning machine shell is provided with a feeding hole and a discharging hole;
the two ends of the top of the cleaning machine shell are respectively provided with a feed inlet and a discharge outlet, and strip-shaped openings penetrating through the feed inlet and the discharge outlet along the length direction of the strip-shaped openings are arranged at the two ends of the top of the cleaning machine shell; a brush is arranged at the opening; a water collecting tank is arranged at the bottom of the shell of the cleaning machine;
the cleaning device comprises a water tank, a spray pipe and a spray head; the water tank is arranged outside the cleaning machine shell, the plurality of spray pipes are fixed on the inner wall of the cleaning machine shell, and each spray pipe is provided with the plurality of spray heads; the spraying pipe is connected with the water tank through a pipeline, and a control valve is arranged on the pipeline;
the conveying device is a suspension chain assembly and comprises a driving motor, a speed reducer, a chain wheel set, a suspension chain and a chain track; the shape of the chain track is the same as the track of the transportation path, the chain track is fixed on the square of the shell of the cleaning machine, a strip-shaped hole is formed in the length direction of the chain track, and the strip-shaped hole corresponds to the strip-shaped opening; the hanging chain is matched with the chain rail and is installed in the chain rail, a hook is hung, one end of the hook is connected to the hanging chain, and the other end of the hook freely droops and penetrates into the interior of the shell of the cleaning machine from the strip-shaped opening; the output shaft of the driving motor is in transmission connection with the input shaft of the speed reducer; an output shaft of the speed reducer is in transmission connection with the chain wheel set, and the chain wheel set is meshed with the suspension chain; the driving motor, the speed reducer and the chain wheel set are all arranged outside the shell of the cleaning machine.
According to the technical scheme, compared with the prior art, the through type hanging chain cleaning machine is provided, the hanging chain assembly penetrates through the cleaning machine shell, products are hung on the hanging chains and washed in the cleaning machine shell, closed-loop circulation cleaning is achieved, cleaning efficiency is improved, friction and scratch between a workpiece and a mesh belt are avoided, cleaning effect is improved, and the defective rate is reduced.
Preferably, in the above through-type hanging chain cleaning machine, a thickness area and a fine cleaning area are sequentially arranged inside the cleaning machine shell along the feed port to the discharge port;
the two groups of cleaning devices are respectively arranged in the thickness area and the fine area; according to the scheme, the workpiece can be cleaned for multiple times, so that cleaning sewage is left in the shell of the cleaning machine, and the pollution to the external working environment is avoided.
Preferably, in the through-type hanging chain cleaning machine, a feeding area is arranged at the feeding port of the shell of the cleaning machine, and a discharging area is arranged outside the discharging port of the shell of the cleaning machine.
Preferably, in the above-mentioned through-type suspended chain cleaning machine, the water tank is provided with a heating device and a temperature control system for controlling the heating device; this scheme can be according to the temperature of the reasonable regulation and control washing district shower water of washing demand, promotes clear effect.
Preferably, in the through-type hanging chain cleaning machine, a water blowing system is further arranged, wherein the water blowing system comprises a main air pipeline and air pipes, and the air pipes are symmetrically arranged on two sides of the strip-shaped opening and are provided with a plurality of groups; two ends of the multiple groups of air pipes are respectively communicated with the main air pipeline and a top plate of the cleaning machine shell; according to the scheme, after the workpiece is cleaned, the workpiece is subjected to water blowing treatment, so that water stains on the surface of the workpiece are reduced, and subsequent treatment work is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a diagram of a travel path provided by the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the present invention;
reference numerals
The cleaning machine comprises a cleaning machine shell 1, a hanging chain 20, a chain guide rail 21, a hook 22, a support frame 23, a cleaning device 3, a water tank 30, a spray pipe 31, a spray head 32, a water pump 33, a main air pipeline 4 and an air pipe 40.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or workpiece referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise specifically defined and limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and those skilled in the art can understand the specific meanings of the above terms in the present invention according to specific situations.
Referring to fig. 1-3, a through-type hanging chain cleaning machine according to the present invention comprises:
a cleaning machine shell 1, a conveying device and a cleaning device 3; the cleaning machine shell 1 is provided with a feeding hole and a discharging hole;
the two ends of the top of the cleaning machine shell 1 are respectively provided with a feed inlet and a discharge outlet, and strip-shaped openings penetrating through the feed inlet and the discharge outlet along the length direction of the strip-shaped openings are arranged; a brush is arranged at the opening; a water collecting tank is arranged at the bottom of the shell 1 of the cleaning machine;
the cleaning device 3 comprises a water tank 30, a spray pipe 31 and a spray head 32; the water tank 30 is arranged outside the cleaning machine shell 1, the plurality of spray pipes 31 are fixed on the inner wall of the cleaning machine shell 1, and each spray pipe 31 is provided with a plurality of spray heads 32; the spray pipe 31 is connected with the water tank 30 through a pipeline, and a control valve is arranged on the pipeline;
the transportation device is a suspension chain assembly and comprises a driving motor, a speed reducer, a chain wheel set, a suspension chain 20 and a chain track 21; the shape of the chain track 21 is the same as the track of the transportation path, and the chain track is fixed on the square of the cleaning machine shell 1, a strip-shaped hole is formed along the length direction of the chain track, and the strip-shaped hole corresponds to the strip-shaped opening; the hanging chain 20 and the chain rail 21 are installed in the chain rail 21 in a matching way, and a hook 22 is hung, one end of the hook 22 is connected to the hanging chain 20, and the other end of the hook 22 freely droops and penetrates into the cleaning machine shell 1 from the strip-shaped opening; the output shaft of the driving motor is in transmission connection with the input shaft of the speed reducer; the output shaft of the speed reducer is in transmission connection with a chain wheel set, and the chain wheel set is meshed with the suspension chain 20; the driving motor, the speed reducer and the chain wheel set are all arranged outside the shell 1 of the cleaning machine.
Specifically, the cleaning machine shell 1 is made of stainless steel.
Specifically, the cleaning device 3 is additionally provided with a pressurized water pump 35.
Specifically, the chain rail 21 is supported and fixed by the support bracket 23.
In some embodiments of the invention, a coarse-fine area and a fine-cleaning area are sequentially arranged in the cleaning machine shell 1 along the feed inlet to the discharge outlet;
two groups of cleaning devices 3 are respectively arranged in the coarse and fine area and the fine cleaning area.
In some embodiments of the invention, the feeding area is arranged at the feeding port of the cleaning machine shell 1, and the discharging area is arranged outside the discharging port of the cleaning machine shell.
In some embodiments of the present invention, the water tank 30 is provided with a heating device and a temperature control system that controls the heating device.
In some embodiments of the present invention, a water blowing system is further provided, the water blowing system includes a main air duct 4 and air ducts 40, the air ducts 40 are symmetrically arranged on two sides of the strip-shaped opening, and a plurality of groups are provided; two ends of the multiple groups of air pipes 40 are respectively communicated with the main air pipeline 4 and the top plate of the cleaning machine shell 1.
Specifically, the water blowing system is provided with wind energy by a fan.
The working principle of the embodiment of the invention is as follows: when the cleaning machine is used, a workpiece to be treated is hung on the hanging chain 20 in the feeding area, the workpiece sequentially passes through the rough cleaning area and the fine cleaning area along with the hanging chain for cleaning, and redundant water attached to the workpiece is blown down into the cleaning machine shell 1 through the water blowing area, so that the workshop environment is prevented from being polluted; blanking the workpiece subjected to air blowing treatment in a blanking area; the cleaning and processing process is a complete closed loop, the continuous operation is realized, the efficiency is higher, and the practicability is stronger.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A through type suspension chain cleaning machine is characterized by comprising a cleaning machine shell (1), a conveying device and a cleaning device (3); the cleaning machine shell (1) is provided with a feeding hole and a discharging hole;
the two ends of the top of the cleaning machine shell (1) are respectively provided with a feeding hole and a discharging hole, and strip-shaped openings penetrating through the feeding hole and the discharging hole along the length direction of the cleaning machine shell are arranged; a brush is arranged at the opening; a water collecting tank is arranged at the bottom of the cleaning machine shell (1);
the cleaning device (3) comprises a water tank (30), a spray pipe (31) and a spray head (32); the water tank (30) is arranged outside the cleaning machine shell (1), the plurality of spray pipes (31) are fixed on the inner wall of the cleaning machine shell (1), and each spray pipe (31) is provided with a plurality of spray heads (32); the spray pipe (31) is connected with the water tank (30) through a pipeline, and a control valve is arranged on the pipeline;
the conveying device is a suspension chain (20) assembly and comprises a driving motor, a speed reducer, a chain wheel set, a suspension chain (20) and a chain track (21); the shape of the chain track (21) is the same as the track of the transportation path, the chain track is fixed on the square of the cleaning machine shell (1), a strip-shaped hole is formed in the length direction of the chain track, and the strip-shaped hole corresponds to the strip-shaped opening; the hanging chain (20) is matched with the chain rail (21), is installed in the chain rail (21), and is hung with a hook (22), one end of the hook (22) is connected to the hanging chain (20), and the other end of the hook freely droops and penetrates into the interior of the cleaning machine shell (1) from the strip-shaped opening; the output shaft of the driving motor is in transmission connection with the input shaft of the speed reducer; the output shaft of the speed reducer is in transmission connection with the chain wheel set, and the chain wheel set is meshed with the suspension chain (20); the driving motor, the speed reducer and the chain wheel set are all arranged outside the cleaning machine shell (1).
2. A through-type hanging chain (20) cleaning machine as claimed in claim 1, characterized in that a coarse-fine area and a fine-cleaning area are arranged inside the cleaning machine shell (1) along the feed inlet to the discharge outlet in sequence;
the two groups of cleaning devices (3) are respectively arranged in the thickness area and the fine area.
3. A through-type hanging chain cleaning machine according to claim 2, characterized in that the feeding opening of the cleaning machine housing (1) is provided with a feeding area, and the discharging opening thereof is externally provided with a discharging area.
4. A through-type suspended chain washer according to claim 1, characterized in that the water tank (30) is provided with a heating device and a temperature control system controlling the heating device.
5. A through type hanging chain cleaning machine according to claim 1, characterized in that a water blowing system is further provided, the water blowing system comprises a main air duct (4) and air pipes (40), the air pipes (40) are symmetrically arranged at two sides of the strip-shaped opening and are provided with a plurality of groups; and two ends of the multiple groups of air pipes (40) are respectively communicated with the main air pipeline (4) and a top plate of the cleaning machine shell (1).
CN202010525414.1A 2020-06-10 2020-06-10 Through type hangs chain cleaning machine Pending CN111604314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010525414.1A CN111604314A (en) 2020-06-10 2020-06-10 Through type hangs chain cleaning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010525414.1A CN111604314A (en) 2020-06-10 2020-06-10 Through type hangs chain cleaning machine

Publications (1)

Publication Number Publication Date
CN111604314A true CN111604314A (en) 2020-09-01

Family

ID=72194471

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010525414.1A Pending CN111604314A (en) 2020-06-10 2020-06-10 Through type hangs chain cleaning machine

Country Status (1)

Country Link
CN (1) CN111604314A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204544850U (en) * 2015-04-03 2015-08-12 陈德育 A kind of full automatic car Parts Washing Equipment
CN206199588U (en) * 2016-11-17 2017-05-31 广州市龙图自动化设备有限公司 Aluminium section bar Horizontal type automatic shower coat production line
CN107138335A (en) * 2017-03-29 2017-09-08 山东卫禾传动科技有限公司 A kind of agricultural equipment gearbox paint line and its coating process
CN210119099U (en) * 2019-04-29 2020-02-28 湖北澳美斯汽车零部件有限公司 Silane treatment device for electrophoretic processing of automobile parts
CN210279974U (en) * 2019-06-23 2020-04-10 大连实宏塑胶制品有限公司 Cleaning device for plastic products
CN210523260U (en) * 2019-08-24 2020-05-15 张家港市保德兴超声设备有限公司 Suspension type ultrasonic cleaner
CN210546740U (en) * 2019-08-23 2020-05-19 张家港市保德兴超声设备有限公司 Hang chain ultrasonic cleaner
CN212238376U (en) * 2020-06-10 2020-12-29 格尔德贝克(山西)法兰管件有限公司 Through type hangs chain cleaning machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204544850U (en) * 2015-04-03 2015-08-12 陈德育 A kind of full automatic car Parts Washing Equipment
CN206199588U (en) * 2016-11-17 2017-05-31 广州市龙图自动化设备有限公司 Aluminium section bar Horizontal type automatic shower coat production line
CN107138335A (en) * 2017-03-29 2017-09-08 山东卫禾传动科技有限公司 A kind of agricultural equipment gearbox paint line and its coating process
CN210119099U (en) * 2019-04-29 2020-02-28 湖北澳美斯汽车零部件有限公司 Silane treatment device for electrophoretic processing of automobile parts
CN210279974U (en) * 2019-06-23 2020-04-10 大连实宏塑胶制品有限公司 Cleaning device for plastic products
CN210546740U (en) * 2019-08-23 2020-05-19 张家港市保德兴超声设备有限公司 Hang chain ultrasonic cleaner
CN210523260U (en) * 2019-08-24 2020-05-15 张家港市保德兴超声设备有限公司 Suspension type ultrasonic cleaner
CN212238376U (en) * 2020-06-10 2020-12-29 格尔德贝克(山西)法兰管件有限公司 Through type hangs chain cleaning machine

Similar Documents

Publication Publication Date Title
CN209660408U (en) A kind of tinned fruit raw materials for production cleaning equipment
CN212238376U (en) Through type hangs chain cleaning machine
CN113134549A (en) Automatic unloader of aluminium bar production and processing
CN111604314A (en) Through type hangs chain cleaning machine
CN219805034U (en) High-pressure spray cleaning machine
CN111495832A (en) Surrounding type plate cleaning device
CN112629094A (en) Cooling device for automobile parts
CN215142638U (en) Plastic-aluminum turnover case cleaning equipment
CN205915212U (en) Herringbone rail suspension type abrator
CN214022161U (en) Forged piece cleaning device for steel forging
CN215508039U (en) Cleaning device for automobile rear axle main speed reducer shell
CN211275188U (en) Full-automatic paint spraying equipment
CN106623273A (en) Dry-ice mold cleaning assembly line
CN210307367U (en) Shot blasting machine with automatic wet dust removal device
CN219519849U (en) Air shower
CN220321917U (en) Part cooling device for machining and welding
CN217473882U (en) Paint spraying device for cabinet door plate
CN211359959U (en) Cleaning equipment for turnover box
CN113414039B (en) Gas filtering system of marine component spraying production line
CN211197698U (en) Automobile parts production line control box structure
CN216048971U (en) Cleaning and drying system for automobile metal electroplated part
CN212664320U (en) Surrounding type plate cleaning device
CN216880671U (en) Steering wheel skeleton belt cleaning device
CN216271938U (en) Personnel safety protection device for coal mine belt conveyor
CN210632506U (en) Air shower device for food processing

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