CN108056533A - One kind is used for EVA shoe bottom cleaning machine - Google Patents

One kind is used for EVA shoe bottom cleaning machine Download PDF

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Publication number
CN108056533A
CN108056533A CN201610972940.6A CN201610972940A CN108056533A CN 108056533 A CN108056533 A CN 108056533A CN 201610972940 A CN201610972940 A CN 201610972940A CN 108056533 A CN108056533 A CN 108056533A
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CN
China
Prior art keywords
main box
security door
mobile security
cleaning
rotation
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.)
Granted
Application number
CN201610972940.6A
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Chinese (zh)
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CN108056533B (en
Inventor
张家鑫
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.)
SHANGHAI EASEMENT ELECTRIC CO Ltd
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SHANGHAI EASEMENT ELECTRIC CO Ltd
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Priority to CN201610972940.6A priority Critical patent/CN108056533B/en
Publication of CN108056533A publication Critical patent/CN108056533A/en
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Classifications

    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43DMACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
    • A43D8/00Machines for cutting, ornamenting, marking or otherwise working up shoe part blanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • 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
    • B08B3/08Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • 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
    • B08B3/14Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

The invention discloses one kind to be used for EVA shoe bottom cleaning machine, including electric cabinet, main box two large divisions, main box include the components such as hydraulic cylinder, alternating-current variable frequency motor, rotation and lifting axis, alarm lamp, liquid storing barrel, cleaning frame, VOC cleaning solutions, mobile security door, mobile security door guide rail, see-through window.The electric cabinet is mounted on the outside of main box, primarily to it is easy to repair, it is easy to operate;Two layers up and down of the main box point, upper strata is mainly transmission control part point, by motor cleaning frame is driven to carry out high speed rotary motion, has the function that cleaning drying;Lower floor is mainly cleaning area, and this vertical type structure can better meet the requirement of produced on-site, also compact in terms of appearance and size, also space is used for enterprise's saving workshop, it improves work efficiency, reduces production cost, substantially increase the competitiveness of product.

Description

One kind is used for EVA shoe bottom cleaning machine
Technical field
It is more particularly to a kind of to be used for EVA shoe bottom cleaning machine the invention belongs to shoe making apparatus manufacturing field.
Background technology
In traditional shoe-making industry, it is required to before brushing glue carry out chemistry to EVA shoe bottom surface for EVA shoe bottom Processing improves the degree of adhesion of its surface and glue, and conventional treatment is to be put into half barrel of VOC with inside a big plastic barrel, It is put into the cleaning frame of a hollow out EVA shoe is low, is placed on cleaning frame in the plastic barrel of VOC, after impregnating a few minutes, Drained cleaning frame is got, from the time it is upper for whole process it is long, labor intensity is bigger, and treatment effect is also paid no attention to Think, sole can not drain, and live air pollution is than more serious.Waste is than more serious for volatile VOC.In view of above-mentioned lack It falls into, it is a kind of for EVA shoe bottom cleaning machine it is really necessary to invent.
The content of the invention
The present invention provide it is a kind of for EVA shoe bottom cleaning machine, efficiently solve existing production technology, environmental pollution and some The problems such as technical essential, makes its performance stabilization, shape succinct, easy to operate, easy to maintenance.
In order to solve the above technical problem, the present invention provides following technical solutions:
Of the invention a kind of for EVA shoe bottom cleaning machine, it includes electric cabinet and main box two large divisions, and the main box includes liquid Cylinder pressure, alternating-current variable frequency motor, rotation and lifting axis, alarm lamp, liquid storing barrel, cleaning frame, VOC cleaning solutions, mobile security door, mobile peace Air cock guide rail and see-through window, the electric cabinet are mounted on by screw on main tank body side surface, a side-lower of the main box Discharge outlet is provided with, alternating-current variable frequency motor is mounted on hydraulic cylinder upper mounting plate, and rotation and lifting axis passes through thread surface and flange Nut is flexibly connected, and rotation and lifting axis is linked together by screw and cleaning frame, and handle is provided on mobile security door, is alarmed In lamp installation and casing top protective plate, liquid storing barrel is welded on the main box bottom plate, and VOC cleaning solutions are stored in storage barrel It is interior, scale is provided with above discharge outlet, mobile security door is fixed on mobile security door guide rail.
As a preferred technical solution of the present invention, the electric cabinet is mounted on the main tank body side surface, passes through screw It is fixed, can integral demounting, control button is mounted on the electric cabinet inclined-plane.
As a preferred technical solution of the present invention, the main box surrounding is mounted with 304 stainless steel plates, and upside is set One exhaust outlet, the liquid storing barrel are 304 stainless steel welded into drum, and bottom is directly welded on the main box pedestal.
As a preferred technical solution of the present invention, the cleaning frame is driven by the alternating-current variable frequency motor to be rotated, Rotating speed is less than 100 revs/min, and 2~5 minutes time, the cleaning frame is that one be process with 304 stainless steels is circular Bucket, top are welded three reinforcing ribs and are screwed with the rotation and lifting axis, and substantial amounts of circle has been opened in its surrounding and bottom Hole.
As a preferred technical solution of the present invention, the lifting of the cleaning frame drives the rotation by the hydraulic cylinder Turn lifting shaft to move up and down, the speed of service is most fast 10 ms/min.
As a preferred technical solution of the present invention, a see-through window, Bian Shang are with the addition of on the main box The mobile security door is installed, the mobile security door is process using transparent acrylic board, in the mobile security Door guide rail both ends are provided with two travel switches.
The advantageous effect that is reached of the present invention is:Can be Shoes Factory solve the problems, such as it is many, first, solved for enterprise Recruitment problem improves production capacity and efficiency;In the past by the way that manually shoes are placed in liquid storing barrel, then by the way that manually shoes are dragged for Get up, could be completed by draining for a long time, used this machine now, production capacity increases.It is existing with the workload of first three day It can just be completed at one day.Second solves live pollution problem.Due to the high volatile of VOC cleaning solutions, original technique causes Containing substantial amounts of VOC volatile matters in live air, personnel are bigger to body harm after absorbing, but existing production technology, real In the case in-vivo procedures of a comparison closing, the VOC evaporated is taken away by inlet scoop, is emitted again by processing, institute Largely to solve pollution problem, the physical and mental health of site operation personnel is ensured.3rd reduces loss, two kinds of differences Production technology, the usage amount of VOC is caused also to differ, since EVA shoe bottom cleaning machine is just high with PLC control motors in drying Speed rotation, reaches the effect thoroughly dried, throws away the VOC come and is left to again in liquid storing barrel.
Description of the drawings
Attached drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention Example is applied together for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the appearance schematic diagram of the present invention;
Fig. 2 is the structure diagram of the present invention;
In figure:1st, electric cabinet;2nd, see-through window;3rd, frame is cleaned;4th, main box;5th, hydraulic cylinder;6th, alternating-current variable frequency motor;7th, revolve Turn lifting shaft;8th, exhaust outlet;9th, alarm lamp;10th, liquid storing barrel;11st, scale;12nd, VOC cleaning solutions;13rd, discharge outlet;14th, it is mobile Safety door;15th, mobile security door guide rail;16th, flange nut;17th, handle.
Specific embodiment
The preferred embodiment of the present invention is illustrated below in conjunction with attached drawing, it should be understood that preferred reality described herein It applies example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Embodiment
As shown in Figs. 1-2, the present invention is a kind of for EVA shoe bottom cleaning machine, it includes 4 liang of big portions of electric cabinet 1 and main box Point, the main box 4 include hydraulic cylinder 5, alternating-current variable frequency motor 6, rotation and lifting axis 7, alarm lamp 9, liquid storing barrel 10, cleaning frame 3, VOC cleaning solutions 12, mobile security door 14, mobile security door guide rail 15 and see-through window 2, the electric cabinet 1 are installed by screw On 4 side of main box, a side-lower of the main box 4 is provided with discharge outlet 13, and alternating-current variable frequency motor 6 is mounted on hydraulic cylinder On 5 upper mounting plates, rotation and lifting axis 7 is flexibly connected by thread surface with flange nut 16, rotation and lifting axis 7 by screw and Cleaning frame 3 links together, and handle 17 is provided on mobile security door 14, the installation of alarm lamp 9 is on casing top protective plate, storing up Liquid bucket 10 is welded on 4 bottom plate of main box, and VOC cleaning solutions 12 are stored in storage barrel 10, and the top of discharge outlet 13 is set There is scale 11, mobile security door 14 is fixed on mobile security door guide rail 15.
Further, the electric cabinet 1 is mounted on 4 side of main box, easy to operate, easy to maintenance, passes through screw It is fixed, can integral demounting, control button is mounted on 1 inclined-plane of electric cabinet, easy to operation.
Further, 4 surrounding of main box is mounted with 304 stainless steel plates, prevents VOC cleaning solutions 12 sputter from coming, no Site environment will be then seriously affected, upside sets an exhaust outlet 8, carries out discharge processing to the VOC to have volatilized, prevent from moving After dynamic door is opened, the VOC of volatilization is absorbed by the body, and influences the health of operating personnel, and the liquid storing barrel 10 is 304 stainless steels Be welded drum, and bottom is directly welded on 4 pedestal of main box, so cleans frame in cleaning process, it is not easy to pine Dynamic, stability is good.
Further, the cleaning frame 3 is driven by the alternating-current variable frequency motor 6 rotates, when cleaning frame 3 drops to liquid storage After bucket 10, motor low speed carries out rotating, drives the rotation in liquid storing barrel 10 of cleaning frame 3, and rotating speed is less than 100 revs/min, the time Reach within 2~5 minutes cleaning purpose, the cleaning frame 3 is a circular bucket being process with 304 stainless steels, and top is welded Three reinforcing ribs are screwed with the rotation and lifting axis 7, but substantial amounts of circular hole has been opened in its surrounding and bottom, it is therefore an objective to The VOC cleaning solutions 12 in cleaning frame can be thoroughly thrown away when cleaning frame 3 and rotating at a high speed in liquid storing barrel 10, its surrounding and bottom Substantial amounts of circular hole is opened in portion.
Further, the lifting of the cleaning frame 3 drives the rotation and lifting axis 7 to carry out up and down by the hydraulic cylinder 5 Movement, the speed of service are most fast 10 ms/min.
Further, a see-through window 2 is with the addition of on the main box 4, the mobile security is installed on side Door 14, the mobile security door 14 are process using transparent acrylic board, and practicality easy to operate, failure rate is low, described 15 both ends of mobile security door guide rail are provided with two travel switches, can effectively control the position of mobile door, if mobile peace Before air cock 14 is shut, motor is can not to rotate, 9 blinking red lamp of alarm lamp, only moves door and completely closes rear alarm lamp green light Bright, equipment is normal, could carry out operations.Mobile security door 14 can preferably ensure the safety of employee, prevent from grasping in violation of rules and regulations Make, prevent the generation of accident.So that equipment safety and reliability on using.
Specifically, in use, rotation and lifting axis 7 is moved up and down by hydraulic cylinder 5, pass through alternating-current variable frequency motor 6 Realize rotary motion, between logical relation order realized by PLC, cleaning frame 3 be fixed on rotation and lifting axis 7, by lifting Axis drives cleaning frame 3 to move, and movement locus is that cleaning frame 3 slowly enters in liquid storing barrel 10, and low speed rotates forward several seconds, then inverts several Second, then slowly rise, when frame bottom departs from liquid in liquid storing barrel 10, quickly rotate several seconds, by dehydrate shoes VOC cleaning solutions 12 finally stop rotating and are slowly risen by cylinder again, stop until cleaning frame 3 rises to 2 position of see-through window Rise;Alarm lamp 9 is the working condition and security protection information alert for indicating machine operation, green when equipment is in running order Lamp is bright, and when equipment is in failure, red lamp flass is simultaneously alarmed, and such as after the opening of mobile security door 14, alarm lamp 9 should be at red light Glittering alarm, purpose remind operating personnel's equipment safety door to be opened, it is noted that otherwise machine and easily cause accident. Only after safety door touches travel switch, red light just extinguishes, and green light is lighted.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, still may be used To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic. Within the spirit and principles of the invention, any modifications, equivalent replacements and improvements are made should be included in the present invention's Within protection domain.

Claims (6)

1. for one kind for EVA shoe bottom cleaning machine, it includes electric cabinet(1)And main box(4)Two large divisions, which is characterized in that institute State main box(4)Including hydraulic cylinder(5), alternating-current variable frequency motor(6), rotation and lifting axis(7), alarm lamp(9), liquid storing barrel(10)、 Clean frame(3), VOC cleaning solutions(12), mobile security door(14), mobile security door guide rail(15)And see-through window(2), the electricity Control case(1)Main box is mounted on by screw(4)On side, the main box(4)A side-lower be provided with discharge outlet(13), Alternating-current variable frequency motor(6)Mounted on hydraulic cylinder(5)On upper mounting plate, rotation and lifting axis(7)Pass through thread surface and flange nut (16)Flexible connection, rotation and lifting axis(7)Pass through screw and cleaning frame(3)It links together, mobile security door(14)Upper setting There is handle(17), alarm lamp(9)In installation and casing top protective plate, liquid storing barrel(10)It is welded on the main box(4)Bottom plate On, VOC cleaning solutions(12)It is stored in storage barrel(10)It is interior, discharge outlet(13)Top be provided with scale(11), mobile security door (14)It is fixed on mobile security door guide rail(15)On.
It is 2. according to claim 1 a kind of for EVA shoe bottom cleaning machine, which is characterized in that the electric cabinet(1)It is mounted on The main box(4)Side is screwed, can integral demounting, control button be mounted on the electric cabinet(1)On inclined-plane.
It is 3. according to claim 1 a kind of for EVA shoe bottom cleaning machine, which is characterized in that the main box(4)Surrounding is pacified 304 stainless steel plates are filled, upside sets an exhaust outlet(8), the liquid storing barrel(10)It is 304 stainless steel welded into drum, Bottom is directly welded at the main box(4)On pedestal.
It is 4. according to claim 1 a kind of for EVA shoe bottom cleaning machine, which is characterized in that the cleaning frame(3)Pass through institute State alternating-current variable frequency motor(6)Rotation is driven, rotating speed is less than 100 revs/min, 2~5 minutes time, the cleaning frame(3)It is to use Three reinforcing ribs and the rotation and lifting axis are welded in the circular bucket that 304 stainless steels are process, top(7)Pass through screw Fixed, substantial amounts of circular hole has been opened in its surrounding and bottom.
It is 5. according to claim 1 a kind of for EVA shoe bottom cleaning machine, which is characterized in that the cleaning frame(3)Lifting Pass through the hydraulic cylinder(5)Drive the rotation and lifting axis(7)It moves up and down, the speed of service is most fast 10 ms/min.
It is 6. according to claim 1 a kind of for EVA shoe bottom cleaning machine, which is characterized in that the main box(4)Upper addition One see-through window(2), the mobile security door is installed on side(14), the mobile security door(14)Using transparent Acrylic board be process, in the mobile security door guide rail(15)Both ends are provided with two travel switches.
CN201610972940.6A 2016-11-07 2016-11-07 Cleaning machine for EVA shoe sole Active CN108056533B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610972940.6A CN108056533B (en) 2016-11-07 2016-11-07 Cleaning machine for EVA shoe sole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610972940.6A CN108056533B (en) 2016-11-07 2016-11-07 Cleaning machine for EVA shoe sole

Publications (2)

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CN108056533A true CN108056533A (en) 2018-05-22
CN108056533B CN108056533B (en) 2020-08-14

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108499967A (en) * 2018-05-25 2018-09-07 江苏亨通光纤科技有限公司 Optical fiber coating die cleaning device and clean method
CN109290268A (en) * 2018-11-22 2019-02-01 兰州北迅网络科技有限公司 A kind of plastic products cleaning device

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311120A2 (en) * 1987-10-08 1989-04-12 UNIMAC ITALIA s.r.l. System for the drying of a water dispersion glue on shoe uppers and/or soles
CN201012324Y (en) * 2007-02-08 2008-01-30 洪重光 Chemical treatment cabinet
CN201423286Y (en) * 2009-03-26 2010-03-17 厦门市蓝天碧海环境工程有限公司 Controllable volatile solvent environment-friendly operating room
CN202936503U (en) * 2012-11-07 2013-05-15 郑海鸿 Electroplate liquid spin dryer
CN204343049U (en) * 2014-12-18 2015-05-20 民勤县家兴节能服务有限公司 A kind of cleaning device for waste and old clothing recycling recycling
CN105126136A (en) * 2015-09-23 2015-12-09 中国人民解放军第三军医大学第二附属医院 Integrated washing and disinfecting machine
CN204972365U (en) * 2015-09-23 2016-01-20 中国人民解放军第三军医大学第二附属医院 Integration cleaning and disinfecting machine
CN105342072A (en) * 2015-12-14 2016-02-24 攀枝花钢城集团雅圣服饰有限公司 Heat-resisting shoe adhering process
CN205096158U (en) * 2015-11-20 2016-03-23 乐山新天源太阳能科技有限公司 Silicon material cleaning device
CN105470444A (en) * 2015-01-16 2016-04-06 万向A一二三系统有限公司 Waste battery electrolyte cleaning device
CN105689319A (en) * 2016-01-24 2016-06-22 赵文林 Automatic cleaning device for gauze mask

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311120A2 (en) * 1987-10-08 1989-04-12 UNIMAC ITALIA s.r.l. System for the drying of a water dispersion glue on shoe uppers and/or soles
CN201012324Y (en) * 2007-02-08 2008-01-30 洪重光 Chemical treatment cabinet
CN201423286Y (en) * 2009-03-26 2010-03-17 厦门市蓝天碧海环境工程有限公司 Controllable volatile solvent environment-friendly operating room
CN202936503U (en) * 2012-11-07 2013-05-15 郑海鸿 Electroplate liquid spin dryer
CN204343049U (en) * 2014-12-18 2015-05-20 民勤县家兴节能服务有限公司 A kind of cleaning device for waste and old clothing recycling recycling
CN105470444A (en) * 2015-01-16 2016-04-06 万向A一二三系统有限公司 Waste battery electrolyte cleaning device
CN105126136A (en) * 2015-09-23 2015-12-09 中国人民解放军第三军医大学第二附属医院 Integrated washing and disinfecting machine
CN204972365U (en) * 2015-09-23 2016-01-20 中国人民解放军第三军医大学第二附属医院 Integration cleaning and disinfecting machine
CN205096158U (en) * 2015-11-20 2016-03-23 乐山新天源太阳能科技有限公司 Silicon material cleaning device
CN105342072A (en) * 2015-12-14 2016-02-24 攀枝花钢城集团雅圣服饰有限公司 Heat-resisting shoe adhering process
CN105689319A (en) * 2016-01-24 2016-06-22 赵文林 Automatic cleaning device for gauze mask

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108499967A (en) * 2018-05-25 2018-09-07 江苏亨通光纤科技有限公司 Optical fiber coating die cleaning device and clean method
CN109290268A (en) * 2018-11-22 2019-02-01 兰州北迅网络科技有限公司 A kind of plastic products cleaning device

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