CN205735469U - PCCP tube core vertical forming method automation production flow line - Google Patents

PCCP tube core vertical forming method automation production flow line Download PDF

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Publication number
CN205735469U
CN205735469U CN201620658797.9U CN201620658797U CN205735469U CN 205735469 U CN205735469 U CN 205735469U CN 201620658797 U CN201620658797 U CN 201620658797U CN 205735469 U CN205735469 U CN 205735469U
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China
Prior art keywords
line
mould
curing
tube core
station
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CN201620658797.9U
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Chinese (zh)
Inventor
崔卫祥
刘同军
王娜
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PowerChina Shandong Pipeline Engineering Corp Ltd
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Shandong Electric Power Pipeline Engineering Co Ltd
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Priority to CN201620658797.9U priority Critical patent/CN205735469U/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B15/00General arrangement or layout of plant ; Industrial outlines or plant installations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B17/00Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
    • B28B17/0063Control arrangements
    • B28B17/0081Process control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B5/00Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping
    • B28B5/04Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping in moulds moved in succession past one or more shaping stations

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Abstract

This utility model provides a kind of PCCP tube core vertical forming method automation production flow line, have stable performance, good reliability, be easily maintained, safety is high, be provided simultaneously with automatization, the level of informatization is high and production efficiency high.Including one or more operation line, one or more curing line, mould propulsion plant, concrete feeding running gate system, mould transportation trolley, traversing ferry bus, curing line control system and PLC production line control system;It is disposed with some set PCCP moulds on operation line and curing line;Mould propulsion plant is arranged on operation line and curing line, and mould transportation trolley is operable on line and curing line move;Traversing ferry bus coordinates with operation line and curing line;Concrete feeding running gate system arranges on operation line, pours into a mould the PCCP mould on operation line;Curing line control system is for carrying out automatic steam control to curing line mold;PLC production line control system is used for coordinating each system and cooperates, and completes PCCP tube core prefabricated.

Description

PCCP tube core vertical forming method automation production flow line
Technical field
This utility model belongs to a kind of automatic production line technical field, particularly relates to a kind of PCCP tube core vertical forming Method automation production flow line.
Background technology
Prestressed concrete cylinder pipe (Prestressed Concrete Cylinder Pipe, hereinafter referred to as PCCP) It is that the cylinder using sheet metal to roll is with steel holds, socket steel ring is welded into steel cylinder, after hydraulic test ne-leakage point, with vertical Inside and outside cylinder, placing concrete or employing centrifuging are at cylinder lining concrete formation tube core, then at coagulation for vibration moulding method The compressive pre-stress imposing tensile strength of wire 70% outside soil tube core is wound around hoop high tensile steel wire (twining a spacing to determine) according to operating mode, Again in outer layer injection with fine and close cement mortar protective course, the one of composition is combined water transferring line.
Tradition PCCP tube core vertical forming mode is: mold base becomes in shaping area registration fix and puts, need The crane concrete hopper different die locations in shaping area that play carry out concrete casting, also need to use lifting before pouring Material distributing cone laid by machine, after having watered, then hangs away material distributing cone, manual amendment end face with crane, lays with crane Curing cover, the steam pipework utilizing mold base other leads to the steam curing after steam carries out tube core molding, and maintenance is hung after completing again Walk curing cover, form removal, the most die-filling to other position, it is also desirable to crane is at different station transfer molds, and operator Member walks about between pipe die, climbs up in different positions and climbed down dismounting mould bolt fastening and dismantled, smear mouth, maintenance and auxiliary The process operations such as lifting.Equipment runs frequently, and personnel walk that momentum is big, the amount of labour big, and working environment is poor, and production efficiency is relatively low.
Utility model content
This utility model purpose is to provide a kind of PCCP tube core vertical forming automation production flow line, and this production line has Stable performance, good reliability, be easily maintained, safety is high, be provided simultaneously with automatization, the level of informatization is high and production efficiency is high Feature.
To achieve these goals, this utility model is by the following technical solutions:
A kind of PCCP tube core vertical forming method automation production flow line, including one or more operation line, one or more Curing line, mould propulsion plant, concrete feeding running gate system, mould transportation trolley, traversing ferry bus, curing line control system With PLC production line control system;It is disposed with some set PCCP moulds on operation line and curing line;Mould propulsion plant is arranged on behaviour Making on line and curing line, for PCCP mould is pushed to mould transportation trolley, mould transportation trolley is operable to line and supports Protect and move on line;Traversing ferry bus coordinates with operation line and curing line, and the mould poured from operation bundle of lines transports from operation line The complete band core mold operation car of maintenance is transported to operation line, formation production cycle to curing line and from curing line;Concrete feeding Running gate system arranges on operation line, pours into a mould the PCCP mould on operation line;Curing line control system is for curing line Mold carries out automatic steam control;PLC production line control system connects control mould propulsion plant respectively, the cast of concrete feeding is System, mould transportation trolley, traversing ferry bus and curing line control system, coordinate each system and cooperate, complete PCCP tube core pre- System.
Above-mentioned PCCP tube core vertical forming method automation production flow line, buffer station that operation line includes setting gradually, Form removal station, mold cleaning station, die-filling station, tube core concreting station, smear mouth and check station and station of resting.
Above-mentioned PCCP tube core vertical forming method automation production flow line, concrete feeding running gate system includes that concrete stirs Mixing station, batch can, batch can transport vehicle, fixed point crane, hydraulic elevating platform and material distributing cone, concrete mixing plant concrete is by batch can Transport vehicle is to tube core concreting station, and fixed point crane is arranged on above tube core concreting station, for by batch can Handling is to the material distributing cone being disposed below, and hydraulic elevating platform is arranged on tube core concreting station side.
Above-mentioned PCCP tube core vertical forming method automation production flow line, curing line includes heating zone, flat-temperature zone and cooling District, uses thermal insulating door thermally insulated door to separate between heating zone and flat-temperature zone and between flat-temperature zone and cooling area.PCCP as claimed in claim 1 Tube core vertical forming method automation production flow line, it is characterised in that: PLC production line control system is controlled to produce flowing water by PLC Each system in line, including Siemens's CPU226PLC module and SIEMENS SMART LINE touch screen, is assisted by USS View controls each system in production line.
Above-mentioned PCCP tube core vertical forming method automation production flow line, curing line control system includes being arranged on curing line The temperature sensor in each district and be arranged on the temperature controller in each district of curing line, temperature controller is according to the temperature in each district The temperature of the temperature automatic control regional that degree sensor feedback is returned.
Above-mentioned PCCP tube core vertical forming method automation production flow line, it also includes being arranged on crossbeam ferry bus and operation Monitoring probe on line.
Above-mentioned PCCP tube core vertical forming method automation production flow line, operation line both sides arrange work platforms, two work Trestle it is provided with between platform.
The beneficial effects of the utility model are:
1) scheme that this utility model provides combines concrete feeding running gate system, prefabricated, the maintenance of PCCP tube core etc., makes PCCP tube core defines automatization's straight-lined manufacturing, advanced technology, stable, reliable, greatly reduces labor strength, improves Production efficiency.
2) concrete feeding cast station is fixed, it is simple to take sound insulation and noise reduction measure, it is achieved that environmental protection purpose.
3) curing line is carried out heating up by steam curing system, constant temperature, cooling subregion are arranged, and uses automatic temperature-controlled, improves work bar Part, reduction produces floor space, reduces production cost, shortens the production cycle, it is ensured that production smoothing, has the most economic effect Benefit.
4) production line in the case of unmanned the intervention by regulated procedure or instruction automatic cycling operating, it is to avoid artificial because of Element impact, to promoting PCCP product quality, improves enterprise competitiveness and has positive effect.
5) operation line both sides arrange work platforms, it is to avoid in traditional mode of production mode operator walk about between pipe die, The unsafe factor having climbed down dismounting mould bolt fastening on mould swashes and dismantle, smear the process operations such as mouth, maintenance, and fall The low labor intensity of operator, improves labor operation condition, improves labor productivity, and the beneficially occupation of enterprise is good for Health, environmental protection, safe and civilized production.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1: PCCP tube core vertical forming method automation production flow line general plane schematic diagram
Fig. 2: PCCP tube core vertical forming method automation production flow line cast station sectional drawing
In figure: 1, concrete mixing plant;2, concrete charging bucket transport vehicle;3, fixed point crane;4, work platforms;5, outer Mould cleaning and spraying releasing agent station;6, top cover cleaning and spraying releasing agent station;7, the traversing ferry bus of kiln is entered;8, rest work Position;9, smear mouth and check station;10, tube core concreting station;11, die-filling station;12, Nei Mo and base cleaning coating release agent Station;13, form removal station;14, buffer station;15, the traversing ferry bus of kiln discharge;16, curing line;17, curing line;18, crane; 19, concrete charging bucket;20, hydraulic elevating platform;21, material distributing cone;22, mould transportation trolley;23, thermal insulating door thermally insulated door.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, develop simultaneously enforcement referring to the drawings Example, further describes this utility model.
Participating in Fig. 1, the automatic production line used in this example uses three-wire system, i.e. one operation line and three maintenances Line, wherein 1 operation line and 2 curing lines 16,17, and 7 PCCP moulds of production-line arrangement, curing line arranges 8 PCCP moulds Tool.
The PCCP tube core each station of vertical forming automation production flow line is described as follows:
1, work platforms 4
Operation line both sides arrange work platforms 4, are made up of outside and two, inner side work platforms 4, and personnel are via outside The cat ladder of work platforms 4 is upper and lower, has trestle to pass through between two work platformses 4.
2. mould is traversing and step-by-step system
Mould is traversing and step-by-step system is to operate the core of line, including mould propulsion plant, traversing ferry bus and mould Tool transportation trolley 22.
(1) mould propulsion plant is arranged on operation line and curing line, little for PCCP mould is pushed to mould operating On car 22, mould transportation trolley 22 can move on production line, and propulsion plant power can use hydraulic cylinder.
(2) traversing ferry bus coordinates with operation line and curing line, and the mould poured from operation bundle of lines transports from operation line The complete band core mold operation car of maintenance is transported to operation line, formation production cycle to curing line and from curing line;Operation line, maintenance Line two ends are respectively arranged with a traversing ferry bus and i.e. enter the traversing ferry bus of kiln 7 and the traversing ferry bus of kiln discharge 15, and traversing ferry bus chassis is transported Row uses motor and reductor to drive.
(3) mould transportation trolley 22: installation mold also can circulate on a production line.Mould transportation trolley 22 car employing type Steel vehicle frame, bottom is provided with four wheels, can adapt with the mold base of different size.
3. buffer station 14
The effect of buffer station 14 is mainly slow cooling, prevents the pipeline after the demoulding and outdoor excessive temperature differentials.
4. form removal station 13
External mold form removal needs upper and lower two human users, arranges a hydraulic elevating platform 20, uses pneumatic impact spanner with flat External mold bolt is unclamped in platform rising successively.The unlatching of interior mould and conjunction tightly need to operate on platform, arrange traverser, in order to people Member goes to traverser close to interior mould from integral platform.Using crane 18 auxiliary to carry out the handling of tube core, handling tube core arrives Storage area.
5. mold cleaning station
1) Nei Mo and base cleaning coating release agent station 12
The cleaning of interior mould and base is mainly by being accomplished manually.Mold releasing agent spraying device is annular automatic spray apparatus, border Arranging multiple nozzle inwardly, use and spray on pumping or air pressure inside mould outer wall, annulus can lift, and completes the automatic spray of interior mould It is coated with.
2) top cover cleaning and spraying releasing agent station 6
Top cover cleaning and spraying releasing agent station 6 are arranged on the vacant lot outside operation line, carry out in the fixed position in place, Predominantly manual operation, needs after having cleared up to use crane 18 that top cover hangs die-filling station 11.
3) external mold cleaning and coating release agent station 5
External mold cleaning and coating release agent station 5 are arranged on the outside of die-filling station 11, and this station is also provided with annular spray automatically Coating device.Need after having cleared up to use crane 18 that top cover hangs die-filling station 11.
The most die-filling station 11
Die-filling station 11 need to arrange traverser in integral platform, it is desirable to consistent with form removal station 13.With crane 18 Steel cylinder, top cover, external mold are hung die-filling station 11 install in place after, operator use pneumatic impact spanner to tighten external mold bolt.
7. tube core concreting station 10
Concrete feeding running gate system includes concrete mixing plant 1, batch can, batch can transport vehicle, fixed point crane 3, hydraulic pressure Hoistable platform 20 and material distributing cone 21, concrete mixing plant 1 concrete, is determined to tube core concreting station 10 by batch can transport vehicle Point crane 3 is arranged on above tube core concreting station 10, is used for batch can handling to the material distributing cone 21 being disposed below, Hydraulic elevating platform 20 is arranged on tube core concreting station 10 side, and hydraulic elevating platform 20 puts down when pouring into a mould, pours Rise after one-tenth, in order to personnel can be close to observing blanking situation.
8. smear mouth and check station 9
Carrying out the inspection of casting complete tube core concrete surface, defect processing, floating operation, this station needs the setting can Cover the traverser of border, pipe die top, the same with cast station, use integral lifting.
9. rest station 8
It is positioned close to the entrance of curing line, rests for PCCP tube core and completes its early hydration.
10. curing line
Curing line includes heating zone, flat-temperature zone and cooling area, between heating zone and flat-temperature zone and flat-temperature zone and cooling area Between use thermal insulating door thermally insulated door 23 separate.
11. PLC production line control systems
PLC production line control system is controlled each system in production line by computer software by PLC, including west gate Sub-CPU226PLC module and SIEMENS SMART LINE touch screen, by each in USS protocol integrated test system production line System.
PLC production line control system connecting mold propulsion plant, concrete feeding casting system, mould transportation trolley 22 and Traversing ferry bus, after receiving the step instruction of PLC production line control system, mould propulsion plant brings into operation, and arrives specific bit Putting, PLC production line control system sends returns instruction, and mould propulsion plant returns initial position.
12. curing line control systems
Curing line control system includes the temperature sensor being arranged on each district of curing line and is arranged on each district of curing line Temperature controller, the temperature automatic control regional that temperature controller is returned according to the temperature sensor feedback in each district Temperature.
13. video monitoring systems
Video monitoring system is the monitoring probe being arranged on crossbeam ferry bus and operation line, it is simple to master control personnel are real-time Solve production status, and information is stored, call for management personnel.
Overall flow describes:
(1), after the pipeline in certain curing line completes maintenance, two traversing ferry buses run to the both sides of this curing line, The pipeline (including mould and mould transportation trolley 22) that maintenance completes is released wicket simultaneously by the mould propulsion plant in curing kilns, The mould transportation trolley 22 entered on the traversing ferry bus of kiln of other end is pushed into this curing line, runs to the traversing ferry bus of kiln discharge Upper strata track, two traversing ferry buses transverse shifting simultaneously after putting in place, run to operate the both sides of line, the track on upper strata and behaviour After making the track alignment of line, mould transportation trolley 22 is shifted onto operate the buffer station on line by the hydraulic cylinder of the traversing ferry bus of kiln discharge Before 14(, the traversing ferry bus of kiln that enters of operation line other end has been received the pipe die completing to smear mouth being pushed out, on operation line All mould transportation trolley 22 are the most synchronized has been moved rearwards by a station, and therefore buffer station 14 is the most idle).
(2), after the pitch time set arrives, the mould transportation trolley 22 on operation line is under the effect of mould propulsion plant Entirety is moved rearwards by a station, and the mould transportation trolley 22 of buffer station 14 runs to demoulding station, then uses general Crane carries out form removal, the tube core demoulding, the tube core after molding is hung onto deposit position and deposits, at beat then, and mould Transportation trolley 22 is pushed to interior mould cleaning station together with Nei Mo and base, and (mould of the most previous buffer station 14 is also pushed away Move form removal station 13).
(3) top cover and external mold after form removal are carried out clearing up, spraying releasing agent by handling to secondary station.
(4) interior mould, base carry out clearing up, spraying releasing agent at cleaning station.
(5), after interior mould fettler bit time arrives, mould transportation trolley 22 is pushed to die-filling station 11(form removal station simultaneously The interior mould of 13 and mould transportation trolley 22 are pushed to again interior mould cleaning station)
6) on die-filling station 11, use universal crane to carry out die-filling, the assembling of external mold, steel bushing and top cover put in place, Then tube core cast station (meanwhile, the interior mould of interior mould cleaning station is also pushed to die-filling station 11) is run to.
(7) tube core cast station is arranged on production line on the fixed position of concrete mixing plant 1, installs in this position One fixed point crane 3, can hang material distributing cone 21 and concrete charging bucket 19, and the mould that streamline has assembled runs to water After note point position is accurately positioned, material distributing cone 21 is dropped on mould top cover by this crane, the most again handling concrete charging bucket 19 Blanking is carried out above material distributing cone 21.The method of supplying of concrete is: batch can is placed in concrete charging bucket transport vehicle 2, runs Below mixing plant, in the batch can in concrete charging bucket transport vehicle 2 under the concrete being stirred, transport is to pourer the most again Position is other, pours into a mould with fixed point crane 3 handling batch can, arranges two batch cans altogether, recycle, one above material distributing cone 21 When watering, another is run to mixing plant by transport vehicle and goes down splicing, it is ensured that the seriality of pouring, after having watered, uses Material distributing cone 21 is sling by fixed point crane 3, and to smearing a mouthful station, (later sky mould runs to again water position simultaneously in mould operation Put).
(8) the tube core cast floating operation of concrete surface is smeared after mouth completes, the pitch time that concurrently sets arrives, and two traversing Ferry bus aligns the track of operation line, and all mould transportation trolley 22 on operation line synchronize to move forward a station, then The mould transportation trolley 22 smearing mouthful station runs under the promotion of hydraulic cylinder on the traversing ferry bus of kiln, the buffering work of other end Position 14 is idle, after the pipeline that maintenance is completed by the traversing ferry bus of kiln discharge is pushed to buffer station 14, and then two traversing ferry buses Being laterally moved to curing line position align, curing line entirety runs forward a station, and mould transportation trolley 22 kiln discharge of end enters The traversing ferry bus of kiln discharge of homonymy, mould transportation trolley 22 is pushed into curing line by the hydraulic cylinder then entered on the traversing ferry bus of kiln Entrance, enter tube core and rest district, enter steam curing kiln after completing to rest steam-cured, maintenance complete after kiln discharge again, again run To cast station, thus complete once to circulate, can complete every day repeatedly to circulate.
Above-mentioned detailed description of the invention is only concrete case of the present utility model, is not that this utility model is made other form Restriction, any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as equivalent The equivalent implementations of change.But every without departing from this utility model know-why on the premise of, according to of the present utility model Any simple modification, equivalent variations and the remodeling that embodiment of above is made by technical spirit, all should fall into of the present utility model Scope of patent protection.

Claims (8)

1. a PCCP tube core vertical forming method automation production flow line, it is characterised in that: include one or more operation line, one Bar above bar curing line, mould propulsion plant, concrete feeding running gate system, mould transportation trolley, traversing ferry bus, curing line Control system and PLC production line control system;It is disposed with some set PCCP moulds on operation line and curing line;Mould propulsion plant Being arranged on operation line and curing line, for PCCP mould is pushed to mould transportation trolley, mould transportation trolley can be grasped Make to move on line and curing line;Traversing ferry bus coordinates with operation line and curing line, from operating the mould that pours of bundle of lines from behaviour It is transported to curing line as line and transports the complete band core mold operation car of maintenance to operation line, formation production cycle from curing line;Mixed Solidifying soil feeding running gate system arranges on operation line, pours into a mould the PCCP mould on operation line;Curing line control system is used for Curing line mold is carried out automatic steam control;PLC production line control system connects on control mould propulsion plant, concrete respectively Material running gate system, mould transportation trolley, traversing ferry bus and curing line control system, coordinate each system and cooperate, complete PCCP tube core is prefabricated.
2. PCCP tube core vertical forming method automation production flow line as claimed in claim 1, it is characterised in that: operation line includes The buffer station, form removal station, mold cleaning station, die-filling station, the tube core concreting station that set gradually, smear mouth inspection Station and station of resting.
3. PCCP tube core vertical forming method automation production flow line as claimed in claim 2, it is characterised in that: concrete feeding Running gate system includes concrete mixing plant, batch can, batch can transport vehicle, fixed point crane, hydraulic elevating platform and material distributing cone, coagulation Soil mixing station concrete is arranged on tube core concreting by batch can transport vehicle to tube core concreting station, fixed point crane Above station, being used for batch can handling to the material distributing cone being disposed below, hydraulic elevating platform is arranged on tube core concreting Station side.
4. PCCP tube core vertical forming method automation production flow line as claimed in claim 1, it is characterised in that: curing line includes Heating zone, flat-temperature zone and cooling area, use thermal insulating door thermally insulated door to separate between heating zone and flat-temperature zone and between flat-temperature zone and cooling area.
5. PCCP tube core vertical forming method automation production flow line as claimed in claim 1, it is characterised in that: PLC production line Control system is controlled each system in production line by PLC, including Siemens's CPU226PLC module and SIEMENS SMART LINE touch screen, by each system in USS protocol integrated test system production line.
6. PCCP tube core vertical forming method automation production flow line as claimed in claim 1, it is characterised in that: curing line controls System includes the temperature sensor being arranged on each district of curing line and is arranged on the temperature controller in each district of curing line, temperature control The temperature of the temperature automatic control regional that device processed is returned according to the temperature sensor feedback in each district.
7. PCCP tube core vertical forming method automation production flow line as claimed in claim 1, it is characterised in that: it also includes peace It is contained in the monitoring probe on crossbeam ferry bus and operation line.
8. PCCP tube core vertical forming method automation production flow line as described in any one of claim 1 to 7, it is characterised in that: Operation line both sides arrange work platforms, are provided with trestle between two work platformses.
CN201620658797.9U 2016-06-29 2016-06-29 PCCP tube core vertical forming method automation production flow line Active CN205735469U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105922437A (en) * 2016-06-29 2016-09-07 山东电力管道工程公司 PCCP pipe core vertical molding method automatic production line
CN108071124A (en) * 2017-12-18 2018-05-25 中国铁建大桥工程局集团有限公司 Prefabricated assembled subway station prefabricated components construction method
CN110815537A (en) * 2019-12-13 2020-02-21 中建科技有限公司深圳分公司 Window production line wafts
CN114393686A (en) * 2021-12-30 2022-04-26 福建群峰机械有限公司 Core-pulling acoustic screen manufacturing system and manufacturing method thereof
CN115464754A (en) * 2022-08-23 2022-12-13 朱凤起 Vertical mold manufacturing method of prefabricated part

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105922437A (en) * 2016-06-29 2016-09-07 山东电力管道工程公司 PCCP pipe core vertical molding method automatic production line
CN108071124A (en) * 2017-12-18 2018-05-25 中国铁建大桥工程局集团有限公司 Prefabricated assembled subway station prefabricated components construction method
CN110815537A (en) * 2019-12-13 2020-02-21 中建科技有限公司深圳分公司 Window production line wafts
CN114393686A (en) * 2021-12-30 2022-04-26 福建群峰机械有限公司 Core-pulling acoustic screen manufacturing system and manufacturing method thereof
CN114393686B (en) * 2021-12-30 2023-10-10 福建群峰机械有限公司 Core-pulling sound screen plate manufacturing system and manufacturing method thereof
CN115464754A (en) * 2022-08-23 2022-12-13 朱凤起 Vertical mold manufacturing method of prefabricated part

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Address after: Tai'an City, Shandong province 271222 East Town Xintai City

Patentee after: China Electric Power Construction Group Shandong Power Pipeline Engineering Co., Ltd.

Address before: Tai'an City, Shandong Province town of 271222 east of Xintai new road two

Patentee before: Shandong Electric Power Pipeline Engineering Co., Ltd.