CN106346326A - Special grinding device for electrical cabinet surfaces - Google Patents

Special grinding device for electrical cabinet surfaces Download PDF

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Publication number
CN106346326A
CN106346326A CN201610766853.5A CN201610766853A CN106346326A CN 106346326 A CN106346326 A CN 106346326A CN 201610766853 A CN201610766853 A CN 201610766853A CN 106346326 A CN106346326 A CN 106346326A
Authority
CN
China
Prior art keywords
block
polishing
motor
support plate
regulator cubicle
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
CN201610766853.5A
Other languages
Chinese (zh)
Inventor
王明
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.)
ANHUI YUTENG VACUUM ELECTRICAL Co Ltd
Original Assignee
ANHUI YUTENG VACUUM ELECTRICAL 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 ANHUI YUTENG VACUUM ELECTRICAL Co Ltd filed Critical ANHUI YUTENG VACUUM ELECTRICAL Co Ltd
Priority to CN201610766853.5A priority Critical patent/CN106346326A/en
Publication of CN106346326A publication Critical patent/CN106346326A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0076Other grinding machines or devices grinding machines comprising two or more grinding tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/04Headstocks; Working-spindles; Features relating thereto
    • B24B41/047Grinding heads for working on plane surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/04Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades

Abstract

The invention relates to a special grinding device for electrical cabinet surfaces. The special grinding device comprises a grinding support plate, a rotating motor is mounted in the middle of the upper end face of the grinding support plate, a first lead screw is mounted on an output shaft of the rotating motor through a coupler, the top end of the first lead screw is mounted at the top end of a concave support through a bearing, two sides of the lower end of the concave support are welded on the grinding support plate, a movable block is mounted in the middle of the first lead screw in a threaded manner, four connecting shafts are symmetrically mounted at the front end of the movable block, automatic grinding mechanisms are mounted at the tops of the connecting shafts and uniformly supported by the connecting shafts, and two hook-shaped supporting columns are symmetrically mounted at the rear end of the movable block. According to the special grinding device, the electrical cabinet surfaces can be automatically grinded, manual operation is omitted, and the special grinding device is simple and convenient to operate.

Description

A kind of regulator cubicle surface special grinding apparatus
Technical field
The present invention relates to regulator cubicle processing technique field, a kind of specifically regulator cubicle surface special grinding apparatus.
Background technology
Regulator cubicle is to process cupboard for protecting components and parts normal work, regulator cubicle making material one by steel matter As be divided into hot rolled steel plate and two kinds of cold-rolled steel sheet, cold-rolled steel sheet, relative to hot rolled steel plate more made of soft, is more suitable for the system of regulator cubicle Make.Regulator cubicle is of many uses to be mainly used in chemical industry, environmental protection industry (epi), power system, metallurgical system, industry, nuclear power industry, disappears Anti- security monitoring, transportation industry etc..
Existing regulator cubicle surface would generally be in one layer of paint of surface-coated, in prior art electrically in order to play anti-corrosion function The paint application work on cabinet surface is generally accomplished manually, but regulator cubicle surface has following lacking using artificial coating mode Fall into: also there is burr to surface very much after processing due to regulator cubicle, not smooth, generally also need to manually be polished, but It is that manual polishing speed is slow, polishing degree is uneven, and polishing effect is poor, and work efficiency is low.
Content of the invention
In order to solve the above problems, the invention provides a kind of regulator cubicle surface special grinding apparatus, can solve existing Manual polishing, manual polishing speed are slow, polishing degree is uneven using needing of existing of artificial mode on regulator cubicle surface, beat Mill effect difference and the inferior difficult problem of inefficiency, it is possible to achieve the automatically grinding function on regulator cubicle surface, need not manually operate, behaviour Make easy, and have the advantages that polishing speed is fast, polishing degree is uniform, polishing effect is good and high working efficiency.
To achieve these goals, the present invention employs the following technical solutions to realize: a kind of regulator cubicle surface special grinding Device, including polishing support plate, is provided with electric rotating machine, the output shaft of electric rotating machine passes through shaft coupling in the middle part of the upper surface of polishing support plate Device is provided with a leading screw, and the top of a leading screw is arranged on the top of matrix support by bearing;Under described matrix support End both sides are welded on polishing support plate `;The middle part of a described leading screw is provided with movable block, the front end pair of movable block by screw thread Claim four connecting shafts are installed, the top of four connecting shafts is provided with automatically grinding mechanism, and four connecting shafts play even support The function of automatically grinding mechanism;Two hook t shores, the end of two hook t shores are symmetrically installed with the rear end of described movable block End is separately mounted on two line slide rails, and two line slide rails are separately mounted to the two ends of matrix support by screw, this Bright drive a leading screw to rotate on matrix support by electric rotating machine, auxiliary by two hooks t shores and two line slide rails Limited support motion is helped to allow movable block in the stable motion of a leading screw, so that movable block drives automatic sander Structure carries out uniform automatically grinding to regulator cubicle surface;Described automatically grinding mechanism includes being arranged on the peace on four connecting shaft tops Dress plate, installing plate is provided with two mounting ears, is provided with No. two leading screws by bearing between two mounting ears, No. two leading screws Left end is provided with polishing motor by shaft coupling, and polishing motor is arranged on motor support plate, and motor support plate plays support polishing electricity The effect of machine, motor support plate fixedly mounts on a mounting board, and the middle part of described No. two leading screws is provided with polishing motion block by screw thread, The two ends of polishing motion block are symmetrically arranged with two t type travellers, and two t type travellers are separately mounted to two by sliding matching mode On t type slide rail, two t type slide rails are symmetrically installed on a mounting board, and the present invention passes through to polish motor No. two leading screws of drive at two Rotate on mounting ear, the spacing Auxiliary support motion by two t type travellers and two t type slide rails allows polishing motion block to exist Stable moving back and forth on No. two leading screws, the front end face of described polishing motion block is symmetrically arranged with four polishing pillars, beats for four The top of mill pillar is provided with frame plate, and four polishing pillars play the effect of support frame plates, frame plate is provided with by motor cabinet Conversion motor, the output shaft of conversion motor is provided with conversion block, and the upper surface of conversion block is evenly arranged with corase grind block, conversion block Front end face on be evenly arranged with fine grinding block, conversion motor can drive conversion block rotate, conversion block to corase grind block and fine grinding block enter Row conversion, the present invention first passes through corase grind block and is slightly polished once in regulator cubicle surface, then will be roughly ground by conversion motor again Block is converted into fine grinding block, then by fine grinding block, the present invention is carried out with essence polishing again, uniform to regulator cubicle surface from achieving Automatically grinding function.
As a preferred technical solution of the present invention, described corase grind block and fine grinding block are semicircular structure, and slightly The diameter with diameter greater than fine grinding block of abrading block, is slightly polished once to regulator cubicle surface by first roughly grinding block, is then passed through again Fine grinding block carries out essence polishing to the present invention.
During work, first the present invention is arranged on existing mobile device, by existing mobile device, the present invention is moved To required place, when needing the present invention to be polished in regulator cubicle surface, electric rotating machine is started working, and electric rotating machine drives a silk Thick stick rotates on matrix support, hooks t shore by two and the auxiliary stopper supporting movement of two line slide rails makes movable block Can be in the stable motion of a leading screw, so that movable block drives the corase grind block in automatically grinding mechanism to regulator cubicle surface Carry out uniformly upper and lower automatically grinding, meanwhile polishing motor works simultaneously, and polishing motor drives No. two leading screws to pacify at two Rotate on dress ear, the spacing Auxiliary support motion by two t type travellers and two t type slide rails allows polishing motion block two Stable moving back and forth on number leading screw, polishing motion block drives corase grind block to carry out uniform left and right automatically grinding to regulator cubicle surface, After thick polishing finishes corase grind block to regulator cubicle surface, then again fine grinding block is converted into by roughly grinding block by conversion motor, then Again essence polishing is carried out to the present invention according to above-mentioned steps by fine grinding block, from achieving the uniform automatically grinding to regulator cubicle surface Function, polishing speed is fast, and uniformly, polishing effect is good for polishing degree.
The invention has the beneficial effects as follows:
1st, the present invention first passes through corase grind block and is slightly polished once in regulator cubicle surface, then again will be thick by conversion motor Abrading block is converted into fine grinding block, then by fine grinding block, the present invention is carried out with essence polishing again, uniform to regulator cubicle surface from achieving Automatically grinding function, polishing speed is fast, and uniformly, polishing effect is good for polishing degree;
2nd, the present invention solves existing regulator cubicle surface is needed manual polishing, is manually beaten using what artificial mode existed Mill speed is slow, polishing degree is uneven, polishing effect difference and the inferior difficult problem of inefficiency it is achieved that regulator cubicle surface automatic Polishing function, need not manually operate, easy and simple to handle, and have that polishing speed is fast, polishing degree uniformly, polishing effect is good and works The advantages of efficiency high.
Brief description
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation that the present invention removes after automatically grinding mechanism;
Fig. 3 is the structural representation of automatically grinding mechanism of the present invention.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention realizes are easy to understand, tie below Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in Figure 1 to Figure 3, a kind of regulator cubicle surface special grinding apparatus, including polishing support plate 31, polishing support plate 31 Electric rotating machine 32 is installed in the middle part of upper surface, the output shaft of electric rotating machine 32 is provided with a leading screw 33 by shaft coupling, No. one The top of leading screw 33 is arranged on the top of matrix support 34 by bearing;The lower end both sides of described matrix support 34 are welded on polishing On support plate 3`;The middle part of a described leading screw 33 is provided with movable block 35 by screw thread, and the front end of movable block 35 is symmetrically installed with Four connecting shafts 36, the top of four connecting shafts 36 is provided with automatically grinding mechanism 37, and four connecting shafts 36 play even support The function of automatically grinding mechanism 37;Two hook t shores 38 are symmetrically installed with the rear end of described movable block 35, two hook types prop up The end of post 38 is separately mounted on two line slide rails 39, and two line slide rails 39 are separately mounted to matrix support by screw 34 two ends, the present invention drives a leading screw 33 to rotate on matrix support 34 by electric rotating machine 32, props up by two hook types The auxiliary stopper supporting movement of post 38 and two line slide rails 39 allows movable block 35 in the stable motion of a leading screw 33, So that movable block 35 drives automatically grinding mechanism 37 to carry out uniform automatically grinding to regulator cubicle surface;Described automatically grinding Mechanism 37 includes being arranged on the installing plate 371 on four connecting shaft 36 tops, and installing plate 371 is provided with two mounting ears 372, and two Between individual mounting ear 372, No. two leading screws 373 are provided with by bearing, the left end of No. two leading screws 373 is provided with by shaft coupling to be beaten Electric mill machine 374, polishing motor 374 is arranged on motor support plate 375, and motor support plate 375 plays the work supporting polishing motor 374 With motor support plate 375 is fixedly mounted on installing plate 371, and the middle part of described No. two leading screws 373 is provided with polishing by screw thread and moves Block 376, the two ends of polishing motion block 376 are symmetrically arranged with two t type travellers 377, and two t type travellers 377 are by the side of being slidably matched Formula is separately mounted on two t type slide rails 378, and two t type slide rails 378 are symmetrically mounted on installing plate 371, and the present invention passes through to beat Electric mill machine 374 drives No. two leading screws 373 to rotate on two mounting ears 372, by two t type travellers 377 and two t type slide rails 378 spacing Auxiliary support motion allows polishing motion block 376 stable moving back and forth on No. two leading screws 373, described beats It is symmetrically arranged with four polishing pillar 378a, the top of four polishing pillar 378a is provided with frame on the front end face of mill motion block 376 Plate 379, four polishing pillar 378a play the effect of support frame plates 379, and frame plate 379 is provided with conversion motor by motor cabinet 380, the output shaft of conversion motor 380 is provided with conversion block 381, the upper surface of conversion block 381 is evenly arranged with corase grind block 382, the front end face of conversion block 381 is evenly arranged with fine grinding block 383, conversion motor 380 can drive conversion block 381 to rotate, turns Change block 381 corase grind block 382 and fine grinding block 383 are changed, the present invention first passes through corase grind block 382 and regulator cubicle surface is carried out slightly Polishing once, is then passed through conversion motor 380 again and is converted into fine grinding block 383 by roughly grinding block 382, then pass through fine grinding block 383 again The present invention is carried out with essence polishing, from achieving to regulator cubicle surface uniform automatically grinding function.
Described corase grind block 382 and fine grinding block 383 are semicircular structure, and roughly grind block 382 with diameter greater than fine grinding block 383 diameter, is slightly polished once to regulator cubicle surface by first roughly grinding block 382, then passes through fine grinding block 383 again to this The bright essence that carries out is polished.
During work, first the present invention is arranged on existing mobile device, by existing mobile device, the present invention is moved To required place, when needing the present invention to be polished in regulator cubicle surface, electric rotating machine 32 is started working, and electric rotating machine 32 drives one Number leading screw 33 rotates on matrix support 34, supports by two auxiliary stopper hooking t shores 38 and two line slide rails 39 and transports Move and allow movable block 35 in the stable motion of a leading screw 33, so that movable block 35 drives in automatically grinding mechanism 37 Corase grind block 382 regulator cubicle surface is carried out uniformly with up and down automatically grinding, meanwhile polishing motor 374 works simultaneously, beats Electric mill machine 374 drives No. two leading screws 373 to rotate on two mounting ears 372, by two t type travellers 377 and two t type slide rails 378 spacing Auxiliary support motion allows motion block 376 stable moving back and forth on No. two leading screws 373 of polishing, and polishing is dynamic Block 376 drives corase grind block 382 that regulator cubicle surface is carried out with uniform left and right automatically grinding, when corase grind block 382 is to regulator cubicle surface After thick polishing finishes, then pass through conversion motor 380 again and be converted into fine grinding block 383 by roughly grinding block 382, then pass through fine grinding block again 383 couples of present invention carry out essence polishing according to above-mentioned steps, from achieving to regulator cubicle surface uniform automatically grinding function, polish Speed is fast, and uniformly, polishing effect is good, solves the needs that existing regulator cubicle surface is existed using artificial mode for polishing degree Manual polishing, manual polishing speed are slow, polishing degree is uneven, polishing effect is poor and the inferior difficult problem of inefficiency, reach Purpose.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not restricted to the described embodiments, the simply explanation present invention's of the description in above-described embodiment and description Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these change and change Enter to both fall within scope of the claimed invention.Claimed scope is by appending claims and its equivalent Define.

Claims (2)

1. a kind of regulator cubicle surface special grinding apparatus it is characterised in that: include polishing support plate (31), polishing support plate (31) upper Electric rotating machine (32) is installed in the middle part of end face, the output shaft of electric rotating machine (32) is provided with a leading screw (33) by shaft coupling, The top of a number leading screw (33) is arranged on the top of matrix support (34) by bearing;The lower end both sides of described matrix support (34) It is welded in polishing support plate (3`);The middle part of a described leading screw (33) is provided with movable block (35), movable block by screw thread (35) front end is symmetrically installed with four connecting shafts (36), and the top of four connecting shafts (36) is provided with automatically grinding mechanism (37);It is symmetrically installed with two on the rear end of described movable block (35) and hook t shore (38), two ends hooking t shore (38) It is separately mounted on two line slide rails (39), two line slide rails (39) are separately mounted to matrix support (34) by screw Two ends;Described automatically grinding mechanism (37) includes being arranged on the installing plate (371) on four connecting shaft (36) tops, installing plate (371) it is provided with two mounting ears (372) on, between two mounting ears (372), No. two leading screws (373) are provided with by bearing, The left end of No. two leading screws (373) is provided with polishing motor (374) by shaft coupling, and polishing motor (374) is arranged on motor support plate (375) on, motor support plate (375) is fixedly mounted on installing plate (371), and screw thread is passed through at the middle part of described No. two leading screws (373) Polishing motion block (376) is installed, the two ends of polishing motion block (376) are symmetrically arranged with two t type traveller (377), two t type travellers (377) it is separately mounted on two t type slide rail (378) by sliding matching mode, two t type slide rail (378) are symmetrically mounted on On installing plate (371), the front end face of described polishing motion block (376) is symmetrically arranged with four polishing pillars (378a), beats for four The top of mill pillar (378a) is provided with frame plate (379), and frame plate (379) is upper to be provided with conversion motor (380) by motor cabinet, turns Conversion block (381) is provided with the output shaft changing motor (380), the upper surface of conversion block (381) is evenly arranged with corase grind block (382), the front end face of conversion block (381) is evenly arranged with fine grinding block (383).
2. a kind of regulator cubicle surface special grinding apparatus according to claim 1 it is characterised in that: described corase grind block And fine grinding block (383) is semicircular structure, and roughly grind the diameter with diameter greater than fine grinding block (383) of block (382) (382).
CN201610766853.5A 2016-08-29 2016-08-29 Special grinding device for electrical cabinet surfaces Pending CN106346326A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610766853.5A CN106346326A (en) 2016-08-29 2016-08-29 Special grinding device for electrical cabinet surfaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610766853.5A CN106346326A (en) 2016-08-29 2016-08-29 Special grinding device for electrical cabinet surfaces

Publications (1)

Publication Number Publication Date
CN106346326A true CN106346326A (en) 2017-01-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610766853.5A Pending CN106346326A (en) 2016-08-29 2016-08-29 Special grinding device for electrical cabinet surfaces

Country Status (1)

Country Link
CN (1) CN106346326A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109048572A (en) * 2018-08-30 2018-12-21 刘荷花 A kind of plastic part inner wall Intelligent treatment equipment and plastic part inner surface treating process
CN109093468A (en) * 2018-08-30 2018-12-28 刘荷花 Wall processing technology in a kind of plastic part inner wall inner wall processing system and plastic part
CN113118893A (en) * 2021-04-19 2021-07-16 武汉梓翰装饰工程有限公司 Assembled steel construction prefab finish machining system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341044A (en) * 1980-05-19 1982-07-27 Mcdonnell Douglas Corporation Machine for grinding gashes in end mill cutters
CN2398054Y (en) * 1999-11-09 2000-09-27 陈东钦 Automatic grinding machine for ink knife of wire mark machine
CN200981177Y (en) * 2006-07-13 2007-11-28 郭卫锋 Multiple grinding head round and profile modeling automatic glass edge grinding machine
CN201092000Y (en) * 2007-09-25 2008-07-30 郭聿耘 Crystal processor
CN102059626A (en) * 2010-08-09 2011-05-18 中信重工机械股份有限公司 Field processing method for grinding surface of slip ring in feeding slip ring body
CN202752995U (en) * 2012-08-16 2013-02-27 苏州珈玛自动化科技有限公司 Polishing machine grinding wheelhead structure
CN204584968U (en) * 2015-04-03 2015-08-26 华南理工大学 Based on the constant force automatically grinding device that fuzzy self-adaption power controls

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341044A (en) * 1980-05-19 1982-07-27 Mcdonnell Douglas Corporation Machine for grinding gashes in end mill cutters
CN2398054Y (en) * 1999-11-09 2000-09-27 陈东钦 Automatic grinding machine for ink knife of wire mark machine
CN200981177Y (en) * 2006-07-13 2007-11-28 郭卫锋 Multiple grinding head round and profile modeling automatic glass edge grinding machine
CN201092000Y (en) * 2007-09-25 2008-07-30 郭聿耘 Crystal processor
CN102059626A (en) * 2010-08-09 2011-05-18 中信重工机械股份有限公司 Field processing method for grinding surface of slip ring in feeding slip ring body
CN202752995U (en) * 2012-08-16 2013-02-27 苏州珈玛自动化科技有限公司 Polishing machine grinding wheelhead structure
CN204584968U (en) * 2015-04-03 2015-08-26 华南理工大学 Based on the constant force automatically grinding device that fuzzy self-adaption power controls

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109048572A (en) * 2018-08-30 2018-12-21 刘荷花 A kind of plastic part inner wall Intelligent treatment equipment and plastic part inner surface treating process
CN109093468A (en) * 2018-08-30 2018-12-28 刘荷花 Wall processing technology in a kind of plastic part inner wall inner wall processing system and plastic part
CN109093468B (en) * 2018-08-30 2020-06-30 广东省新谷塑业包装有限公司 Plastic piece inner wall treatment system and plastic piece inner wall treatment process
CN109048572B (en) * 2018-08-30 2020-07-07 广东品凡派塑胶实业有限公司 Intelligent treatment equipment for inner wall of plastic part and treatment method for inner wall surface of plastic part
CN113118893A (en) * 2021-04-19 2021-07-16 武汉梓翰装饰工程有限公司 Assembled steel construction prefab finish machining system
CN113118893B (en) * 2021-04-19 2022-04-22 秦皇岛永祯钢结构制造有限公司 Assembled steel construction prefab finish machining system

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Application publication date: 20170125