CN103537900A - Energy-saving LNG low-temperature gas cylinder production system provided with feeding platform and capable of feeding back in real time - Google Patents
Energy-saving LNG low-temperature gas cylinder production system provided with feeding platform and capable of feeding back in real time Download PDFInfo
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- CN103537900A CN103537900A CN201310459444.7A CN201310459444A CN103537900A CN 103537900 A CN103537900 A CN 103537900A CN 201310459444 A CN201310459444 A CN 201310459444A CN 103537900 A CN103537900 A CN 103537900A
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- rolling
- equipment
- feeding
- material conveying
- conveying platform
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/14—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
- B23Q7/1426—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices
- B23Q7/1463—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices using rotary driving means
- B23Q7/1468—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices using rotary driving means comprising rollers or cogwheels, or pinions or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses an energy-saving LNG low-temperature gas cylinder production system provided with a feeding platform and capable of feeding back in real time. The system comprises a novel rolling equipment feeding and blanking feeding platform system, a novel rolling equipment feeding and blanking supporting system, an efficient energy-saving welding auxiliary system and an equipment real-time feed-back system. The novel rolling equipment feeding and blanking feeding platform system comprises multiple separable transmission units, each transmission unit comprises a support and a base, multiple rolling shafts are uniformly distributed in a conveying belt, each rolling shaft comprises a rolling shaft body and a thin shaft stretching out of the two ends of the rolling shaft body, each rolling shaft body is wrapped by a rubber sheet with a rough surface, the thin shafts stretching out of the two ends of the rolling shaft bodies differ in length, belt wheels are arranged on the thin shafts in a sleeved mode and arranged in the conveying belt in a rotating mode, and a hydraulic top shaft which obliquely hoists one end of the platform is arranged at the bottom end of the feeding platform. The feeding direction of the rolling shafts of rolling equipment is determined, and the hydraulic top shaft generating an inclination angle is arranged at the bottom of the system and is hoisted at an early stage of a rolling procedure to be well rounded for use.
Description
Technical field
The present invention relates to roll equipment, be specifically related to a kind of LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic.
Background technology
In recent years, along with China " mushroom development of West-east Gas engineering, nationwide gas utilization heat starts, thereupon, domestic LNG market is in rising trend, country mounted gas cylinder and low-temperature (low temperature) vessel industry are supported energetically.The a complete set of production technology of LNG container comprises the moulding of LNG roll bending, welding encapsulation, vacuumize, equipment is used the links such as feedback, wherein, roll bending moulding refers to utilize four rollers to roll equipment the inner-outer tube of LNG container is carried out once rolling into cylinder without school circle, rolling equipment top roll acts on piston in three lower rolls central authorities symmetric positions by the hydraulic oil in hydraulic cylinder and makes vertical displacement movement, final-stage gear by main gear reducer drives two lower roller gear engagements to rotate, for rolling sheet material, provide moment of torsion, by pressing down of top roll and rotatablely moving of three lower rolls, make metallic plate through multi-pass continuous bend, produce permanent plastic deformation, roll into needed garden cylinder, cone cylinder or their part.
In prior art, artificial upper and lower plate is to rolling equipment waste of manpower man-hour, in the process that aligns sheet material and winding up roller, deviation easily occurs, common roller bearing is cast iron smooth surface, slow and easily cause material damage distortion without frictional drive, and common roller bearing is only one-sided delivery wheel, monolateral power is inhomogeneous easily causes roller bearing damage or feeding to be offset, and in the process that aligns sheet material and winding up roller, deviation easily occurs, and without hydraulic pressure support roll bending, is easily out of shape.The transmission streamline transmission efficiency of the single triggering node type of common fixedly non-displacement is low; In the process of welding machine butt welding cylindrical shell and encapsulation header, easily producing misalignment and barrier part cannot fast get from equipment; Cannot reach the synchronous of equipment operation and maintenance and feedback in time.
Summary of the invention
Technical problem to be solved by this invention is artificial upper and lower plate to rolling equipment waste of manpower man-hour, and common roller bearing is cast iron smooth surface, and common roller bearing is only one-sided delivery wheel, without hydraulic pressure support roll bending, holds yielding problem.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is to provide a kind of LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, comprises novel equipment loading and unloading material conveying platform system, novel equipment loading and unloading support system, high-efficiency energy-saving welding accessory system and the equipment real-time feedback system of rolling of rolling.The novel equipment loading and unloading material conveying platform system that rolls, comprise detachable a plurality of gear units, described gear unit comprises support and pedestal, described support is two of left and right setting and is fixed on pedestal, the end of described support be provided with photoelectric position limit device and in establish conveyer belt, in described conveyer belt, be laid with a plurality of roller bearings, described roller bearing comprises roller bearing body and stretches out the thin axle at its two ends, on described roller bearing body, be surrounded by shaggy rubber, the described thin shaft length at two ends is different, and all overlap and have belt pulley, described belt pulley rotates and is arranged in conveyer belt, material conveying platform bottom is provided with the hydraulic pressure apical axis of inclination lift bench one end, be two and lay respectively at the two ends of the equipment of rolling, comprise and surround leg-of-mutton vertical edge, horizontal sides and corner bracket, in described vertical edge, be provided with rail groove, in described rail groove, be respectively equipped with up and down lifting support frame and hydraulic mandril, one end of described corner bracket is rotated and is arranged on lifting support frame, hydraulic jack promotes lifting support frame by described hydraulic mandril and rises, until described vertical edge is vertically trapped among barrier part centre.
In the above-mentioned LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, the inclination maximum that described hydraulic pressure apical axis tilts to hoist is 15 degree.
In the above-mentioned LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, described barrier part rolls bracing or strutting arrangement upset barrier part is supported and fixed after being entered the equipment of rolling and rolled by material conveying platform.
In the above-mentioned LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, described high-efficiency energy-saving welding accessory system be integrate the grinding of length tungsten electrode, welding machine recirculated water Forced water cooling, the automatic adjustable break-make of welded pipe line protective gas, realize minor bend and straight tube automatic welding, counterpart manual welding between pipe pipe, the inside and outside multi-functional integrated bag such as burr, the equating of pipe with small pipe diameter port, the special transformation of pipe weldering soldering turret, straight tube and short three perfectly straight welderings, arc-induced wire feed of removing of pipe cutting.
In the above-mentioned LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, described equipment real-time feedback system comprises a interactive Real-time Feedback module, and the description of equipment situation and technical parameter and modular terminal are integrated with and merged in production system.
The identical thin axle of the roller bearing rubber rough surface of loading and unloading material conveying platform system provided by the invention and transmission, roller bearing feed direction is determined, elastic buffer is avoided collsion damage, multinode trigger-type is controlled and is guaranteed that material can not produce accumulation conflict in being delivered into roller and having rolled, the hydraulic pressure apical axis that produces inclination angle is arranged at bottom, rolling the rise of operation initial stage with the circle use of better school, rolling bracing or strutting arrangement does not need manual operation.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of LNG gas cylinder production system provided by the invention;
Fig. 2 is the novel structural representation that rolls equipment loading and unloading material conveying platform drive system unit provided by the invention;
Fig. 3 is the novel structural representation that rolls equipment loading and unloading material conveying platform system roller bearing provided by the invention;
Fig. 4 is the novel structural representation that rolls equipment loading and unloading bracing or strutting arrangement provided by the invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 1, LNG gas cylinder production system provided by the invention comprises novel equipment loading and unloading material conveying platform system 1, novel equipment loading and unloading support system 2, high-efficiency energy-saving welding accessory system and the equipment real-time feedback system of rolling of rolling, after barrier part is entered the equipment of rolling and rolled by material conveying platform 1, roll bracing or strutting arrangement 2 upsets barrier part is supported and fixed.
As Fig. 2, shown in Fig. 3, the novel equipment loading and unloading material conveying platform system 1 that rolls comprises detachable a plurality of gear units, gear unit comprises support 11 and pedestal 12, support 11 is two that left and right arranges and is fixed on pedestal 12, the end of support 11 be provided with photoelectric position limit device 13 and in establish conveyer belt 14, in conveyer belt 14, be laid with a plurality of roller bearings 15, roller bearing 15 comprises roller bearing body 151 and stretches out the thin axle 152 at its two ends, on roller bearing body 151, be surrounded by shaggy rubber 153, thin axle 152 length at two ends are different, and all overlap and have belt pulley (not shown), belt pulley rotates and is arranged in conveyer belt 14.
Roller bearing rubber 153 rough surface, have increased the coefficient of friction of material, and elastic buffer damages material surface when absorption material loading without extrusion and collision, and common roller bearing is cast iron smooth surface, slow and easily cause material damage distortion without frictional drive.Thin axle 152 is evenly distributed on gear unit, and both sides are all equipped with feed belt wheel, when photoelectric position limit device 13 triggers, due to the effect of bilateral belt pulley, can stop in time feeding operation, common roller bearing is only one-sided delivery wheel, and monolateral power is inhomogeneous easily causes roller bearing damage or feeding to be offset; The identical thin axle of rubber rough surface and transmission, roller bearing feed direction is definite, and common feeding steel rider roller surface causes feed direction bias effect to roll without friction.
The gear unit of material conveying platform 1 adopts can shift unit formula, between each unit, lay photoelectric position limit device 13, directly connect adsorption system and rolling motor, multinode trigger-type is controlled and is adsorbed up and down feeding and motor whereabouts, and the transmission streamline of the single triggering node type of more common fixedly non-displacement has very large innovation.Whole material conveying platform is comprised of a plurality of gear units, can split arbitrarily assembling, and common transmission streamline is whole fixing undecomposable, can not be shifted to feed material process and make troubles.Gear unit Nodes is laid photoelectric position limit device 13, when gear unit is left in material transmission, photoelectric position limit device 13 triggers adsorption system and carries out loading and unloading operation, and also by PLC, control between a plurality of gear units, guarantee that material can not produce accumulation conflict in being delivered into roller and having rolled, single node trigger-type is controlled can there is feeding error and equipment fault, multinode trigger-type is by total line traffic control, interrelated and do not interfere with each other between unit, adsorption system is pointed out according to material transport process, the transmission streamline of the single triggering node type of more common fixedly non-displacement improves transmission efficiency.
Referring to Fig. 1, material conveying platform 1 bottom is provided with the hydraulic pressure apical axis 3 of inclination lift bench one end again, and the inclination maximum that hydraulic pressure apical axis 3 tilts to hoist is 15 degree.
As Figure 1 and Figure 4, it is novel that to roll equipment loading and unloading support system 2 be two and lay respectively at the two ends of the equipment of rolling, comprise and surround leg-of-mutton vertical edge 21, horizontal sides 22 and corner bracket 23, in vertical edge 21, be provided with rail groove 24, interior lifting support frame 25 and the hydraulic mandril 26 of being respectively equipped with up and down of rail groove 24, one end of corner bracket 23 is rotated and is arranged on lifting support frame 25, and hydraulic jack promotes lifting support frames 25 by hydraulic mandril 26 and rises, until in the middle of vertical edge 21 is vertically trapped among barrier part.
The novel equipment loading and unloading support system 2 of rolling adopts rail groove up-down modes, take hydraulic system as power source, utilizes PLC module controls to trigger node to complete supporting elevation, compared with the single hand-operated lifting of ordinary stent formula, be supported with very large innovation rolling curved round stage casing.Hydraulic system rolls and by limit signal, gives current potential while putting in place and feed back at material, and hydraulic jack pushes that hydraulic mandril 26 is up to be supported; After having rolled, electricity is spacing to be formulated with program, and material-pulling device is released barrier part along winding up roller, completes and rolls operation, and Artificial Control and common PLC program cannot reach the support that sheet material rolls process.PLC module controls triggers node and completes in supporting elevation process, lifting support frame 25 is slow in one's movements in order, prevent because excessively promoting and cause material to roll distortion, compared with the single hand-operated lifting supporting workpiece of ordinary stent formula, rolling support system does not need manual operation, and track pedestal and corner bracket 23 can also roll parameter according to difference and carry out size adjustment to meet job requirements.
Novel equipment loading and unloading material conveying platform system and the support system of rolling, possess the compositions such as an adsorption system, feeding suspension bracket, stock support, glue face roller bearing, rolling motor, spacing electrical equipment, hydraulic support, small-sized hydraulic system, hydraulic jack and signal feedback electrically-controlled component switch, when conveying sheet is to adsorption system, limit signal gives current potential feedback, the descending adsorbent of adsorption system, feeding suspension bracket slides to adsorption system on stock support and unclamps, rolling driven by motor glue face roller bearing moves ahead, limit signal gives current potential feedback, and plate bending machine connects material and rolls; Hydraulic system rolls and by limit signal, gives current potential while putting in place and feed back at sheet material, and hydraulic jack pushes that hydraulic support is up to be supported; After having rolled, electricity is spacing to be formulated with program, releases barrier part device barrier part is released, and completes and rolls operation.
Rolling motor and hydraulic system form transfer motion power source, vacuum cup and roller bearing stand form transmission system, roller bearing and photoelectric position limit device are driving medium, integrated PLC bus module, introduce " iRoll " long distance wireless operating system and control transmission, support system starts elevating movement while triggering in contact, has and sequentially completes feeding and support operation.
High-efficiency energy-saving welding accessory system, integrates the grinding of length tungsten electrode, welding machine recirculated water Forced water cooling, the automatic adjustable break-make of welded pipe line protective gas, realizes minor bend and straight tube automatic welding, inside and outside to remove burr, the equating of pipe with small pipe diameter port, the special transformation of pipe weldering soldering turret, straight tube and short three perfectly straight welderings, arc-induced wire feed etc. multi-functional for counterpart manual welding between pipe pipe, pipe cutting.
Equipment real-time feedback system: possess a Real-time Feedback module, the description of equipment situation and technical parameter and modular terminal are integrated with.
The present invention is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, within all falling into protection scope of the present invention.
Claims (5)
1. the LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic, it is characterized in that, comprise novel equipment loading and unloading material conveying platform system, novel equipment loading and unloading support system, high-efficiency energy-saving welding accessory system and the equipment real-time feedback system of rolling of rolling
The novel equipment loading and unloading material conveying platform system that rolls, comprise detachable a plurality of gear units, described gear unit comprises support and pedestal, described support is two of left and right setting and is fixed on pedestal, the end of described support be provided with photoelectric position limit device and in establish conveyer belt, in described conveyer belt, be laid with a plurality of roller bearings, described roller bearing comprises roller bearing body and stretches out the thin axle at its two ends, on described roller bearing body, be surrounded by shaggy rubber, the described thin shaft length at two ends is different, and all overlap and have belt pulley, described belt pulley rotates and is arranged in conveyer belt, material conveying platform bottom is provided with the hydraulic pressure apical axis of inclination lift bench one end,
The novel equipment loading and unloading support system that rolls, be two and lay respectively at the two ends of the equipment of rolling, comprise and surround leg-of-mutton vertical edge, horizontal sides and corner bracket, in described vertical edge, be provided with rail groove, in described rail groove, be respectively equipped with up and down lifting support frame and hydraulic mandril, one end of described corner bracket is rotated and is arranged on lifting support frame, and hydraulic jack promotes lifting support frame by described hydraulic mandril and rises, until described vertical edge is vertically trapped among barrier part centre.
2. the LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic as claimed in claim 1, is characterized in that, the inclination maximum that described hydraulic pressure apical axis tilts to hoist is 15 degree.
3. the LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic as claimed in claim 1, it is characterized in that, after described barrier part is entered the equipment of rolling and rolled by material conveying platform, roll bracing or strutting arrangement upset barrier part is supported and fixed.
4. the LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic as claimed in claim 1; it is characterized in that, described high-efficiency energy-saving welding accessory system be integrate the grinding of length tungsten electrode, welding machine recirculated water Forced water cooling, the automatic adjustable break-make of welded pipe line protective gas, realize minor bend and straight tube automatic welding, counterpart manual welding between pipe pipe, the inside and outside multi-functional integrated bag such as burr, the equating of pipe with small pipe diameter port, the special transformation of pipe weldering soldering turret, straight tube and short three perfectly straight welderings, arc-induced wire feed of removing of pipe cutting.
5. the LNG low temperature cylinder production system that possesses material conveying platform, energy-conservation and Real-time Feedback characteristic as claimed in claim 1, it is characterized in that, described equipment real-time feedback system comprises a interactive Real-time Feedback module, and the description of equipment situation and technical parameter and modular terminal are integrated with and merged in production system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459444.7A CN103537900A (en) | 2013-09-26 | 2013-09-26 | Energy-saving LNG low-temperature gas cylinder production system provided with feeding platform and capable of feeding back in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459444.7A CN103537900A (en) | 2013-09-26 | 2013-09-26 | Energy-saving LNG low-temperature gas cylinder production system provided with feeding platform and capable of feeding back in real time |
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| Publication Number | Publication Date |
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| CN103537900A true CN103537900A (en) | 2014-01-29 |
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| CN201310459444.7A Pending CN103537900A (en) | 2013-09-26 | 2013-09-26 | Energy-saving LNG low-temperature gas cylinder production system provided with feeding platform and capable of feeding back in real time |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669037A (en) * | 2015-02-02 | 2015-06-03 | 天津利德尔汽车零部件有限公司 | Feeding device of plate cutting machine |
| CN112157410A (en) * | 2019-11-14 | 2021-01-01 | 平湖市超凯科技有限公司 | Automatic feeding platform of leaf spring automatic assembly equipment |
| CN117620023A (en) * | 2024-01-26 | 2024-03-01 | 四川鸿图实业有限公司 | Plate rolling feeding mechanism and plate rolling machine comprising same |
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| CN101402111A (en) * | 2008-11-07 | 2009-04-08 | 南通恒得利机械制造有限公司 | Lapping machine special for wind power generation column barrel |
| CN201300158Y (en) * | 2008-11-07 | 2009-09-02 | 南通恒得利机械制造有限公司 | Special rolling machine for wind power generation tower |
| CN201791802U (en) * | 2010-09-28 | 2011-04-13 | 无锡洲翔重工科技有限公司 | Arc line-lowering plate bending roll side brackets |
| CN201960015U (en) * | 2010-11-06 | 2011-09-07 | 南通盛利重工机械制造有限公司 | Plate-bending machine dedicated for wind-power generation tower tube |
| CN103008931A (en) * | 2012-12-14 | 2013-04-03 | 奇瑞汽车股份有限公司 | Novel welding control system and control method thereof |
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2013
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101402111A (en) * | 2008-11-07 | 2009-04-08 | 南通恒得利机械制造有限公司 | Lapping machine special for wind power generation column barrel |
| CN201300158Y (en) * | 2008-11-07 | 2009-09-02 | 南通恒得利机械制造有限公司 | Special rolling machine for wind power generation tower |
| CN201791802U (en) * | 2010-09-28 | 2011-04-13 | 无锡洲翔重工科技有限公司 | Arc line-lowering plate bending roll side brackets |
| CN201960015U (en) * | 2010-11-06 | 2011-09-07 | 南通盛利重工机械制造有限公司 | Plate-bending machine dedicated for wind-power generation tower tube |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104669037A (en) * | 2015-02-02 | 2015-06-03 | 天津利德尔汽车零部件有限公司 | Feeding device of plate cutting machine |
| CN104669037B (en) * | 2015-02-02 | 2017-02-22 | 天津利德尔汽车零部件有限公司 | Feeding device of plate cutting machine |
| CN112157410A (en) * | 2019-11-14 | 2021-01-01 | 平湖市超凯科技有限公司 | Automatic feeding platform of leaf spring automatic assembly equipment |
| CN117620023A (en) * | 2024-01-26 | 2024-03-01 | 四川鸿图实业有限公司 | Plate rolling feeding mechanism and plate rolling machine comprising same |
| CN117620023B (en) * | 2024-01-26 | 2024-04-19 | 四川鸿图实业有限公司 | Plate rolling feeding mechanism and plate rolling machine comprising same |
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Application publication date: 20140129 |