CN107089594B - A kind of modified stainless steel hanger rail coaster - Google Patents
A kind of modified stainless steel hanger rail coaster Download PDFInfo
- Publication number
- CN107089594B CN107089594B CN201710285006.1A CN201710285006A CN107089594B CN 107089594 B CN107089594 B CN 107089594B CN 201710285006 A CN201710285006 A CN 201710285006A CN 107089594 B CN107089594 B CN 107089594B
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- otic placode
- positioning hole
- group
- hanger rail
- stainless steel
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 28
- 239000010935 stainless steel Substances 0.000 title claims abstract description 28
- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/02—Travelling gear incorporated in or fitted to trolleys or cranes for underhung trolleys or cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/08—Runners; Runner bearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Table Equipment (AREA)
Abstract
The invention belongs to goods to lift by crane component accessory applied technical field, a kind of modified stainless steel hanger rail coaster is specifically disclosed, is made up of supporting plate body, the first otic placode, the second otic placode, one group of first positioning hole, one group of second positioning hole, regulation support component, the first slide assemblies and the second slide assemblies.A kind of beneficial effect of stainless steel hanger rail coaster of the present invention is：Generally stainless steel structure is reasonable in design for it, its toughness is strong, corrosion-resistant and wearability is excellent, first slide assemblies and the second slide assemblies, ensure stability, the high efficiency of overall structure operation, adjust support component, ensure to lift the conveying stability of goods or product, prevent existing production safety hidden danger, and the first arc-shaped limit plate and the second arc-shaped limit harden structure of both sides, ensure to prevent shock hidden danger of the external component to hanger rail coaster in conveying operation, extend integrally-built service life.
Description
Technical field
The invention belongs to goods to lift by crane assembling fittings applied technical field, and in particular to a kind of modified stainless steel hanger rail is slided
Car, risen suitable for goods the quick assembly and connection of hanging pulley, ensure to carry out goods in production operation conveying efficiently, stable.
Background technology
Coaster is a kind of important lifting device, and it is simple in construction, easy to use, and coaster and tackle pulley can be varied multiple times
The direction of pull line and lifting or mobile operating object, the installation for being widely used in manufacture manufacturing enterprise, building trade etc. are made
In industry.
The hoisting machinery of traditional vertical lifting weight, its deadweight is small, compact-sized, has manual and electronic two kinds.
Hand block, dragging chain is pulled by manpower, chain barrel is driven by worm and wormwheel, lifts weight.Using load-carrying
Operated brake, it is bigger that load more remakes kinetic moment, and securely and reliably, working range is a vertical line under hook, nylon
Take turns aluminium sheet lifting block, purposes, suitable for lifting shaft tower, stringing, hanging device and livewire work etc., feature is from heavy and light, wheel
Wearability is good, and steel wire rope, rope are not damaged, and form has hook-type, ring type, single open-door, double door；Electric hoist, by motor
Drive gear transmission mechanism, cable drum and lifting hook pulley, lift weight, are cable drum in its housing, and electronic
The gear drive of machine and band brake is connected, and hanger arranged at middle casing top, hang it is fixed after can vertical lifting weight, also can will
Coaster is hung on running trolley, is turned into operation type loading trolley, is travelled along overhead track, either inside or workshop and workshop it
Between transport material.
Coaster by wheel number number be divided into simple gate coaster, two-door coaster and multi-door coaster.By coaster and the connection side of hanging object
Formula can be divided into four kinds of hook type coaster, chain ring type coaster, hanging-ring type coaster and nose suspension type coaster.General middle-size and small-size coaster belongs to more
In hook type, chain ring type and hanging-ring type, and bull block uses hanging-ring type and hanging beam type.It can be divided into by contact difference of the wheel with axle
Take turns two kinds of between centers dress sliding bearing and rolling bearing.Whether can be opened to divide by clamping plate, there is snatch block and coaster of remaining silent.Open
The clamping plate of mouth coaster is openable, is easy to fill rope, in general is all simple gate coaster, and it is usually used in leading at gin pole footing
Used to coaster.Coaster is different in the way of using to be divided into fixed block and fly block again.Coaster is easy to use, widely used, can be with
Manually, it is motor-driven, direction and lifting or the mobile heavy weight object of operating of coaster and tackle pulley pull line can be varied multiple times,
The tackle pulley particularly constituted jointly by coaster, coordinate hoist engine, mast or other hoisting machineries, be widely used in construction and installation
In operation, be mainly used in factory, mine, agricultural, electric power, building production and construction, harbour, dock, warehouse machine installation and
Goods lifting etc..
Hanger rail coaster is the important composition part of coaster, its be used in combination with ceiling mounted tracks goods lift it is defeated
Send, so the reasonability of its structure will directly affect efficiency, security of overall coaster etc..But existing traditional structure is hung
Rail coaster, it is unstable, firm to be positioned after its complicated and assembling, and it causes to convey goods with easily there is obscission after tissue
The appearance such as thing or product is damaged or damaged, there is also great production safety hidden danger, while its fracture toughness and corrosion-resistant, wear-resisting
Property is poor, and service life is short, can not meet the ceiling mounted tracks conveying job pack use demand of existing production enterprise, and this is
It is current urgently to be resolved hurrily.
Therefore, a kind of modified stainless steel hanger rail coaster is provided based on above mentioned problem, the present invention.
The content of the invention
Goal of the invention：It is an object of the invention to provide a kind of modified stainless steel hanger rail coaster, its generally stainless steel knot
Structure is reasonable in design, and its toughness is strong, corrosion-resistant and wearability is excellent, the first slide assemblies and the second slide assemblies, ensures overall structure
Stability, the high efficiency of operation, support component is adjusted, ensure to lift the conveying stability of goods or product, prevent existing
Production safety hidden danger, and the first arc-shaped limit plate of both sides and the second arc-shaped limit harden structure, ensure to prevent in conveying operation
Shock hidden danger of the external component to hanger rail coaster, extends integrally-built service life.
Technical scheme：The present invention provides a kind of modified stainless steel hanger rail coaster, by supporting plate body, and is symmetricly set on
The first otic placode, the second otic placode of supporting plate body both sides, and be separately positioned on the first otic placode, one group first on the second otic placode it is fixed
Position hole, one group of second positioning hole, and be used in combination with the first otic placode, the second otic placode determined by the first positioning hole, second respectively
The regulation support component of position hole installation, and it is symmetricly set on first slide assemblies at supporting plate body both ends, the second slide assemblies
Composition；The regulation support component, including the first otic placode, the otic placode positioning hole on the second otic placode are separately positioned on, wherein, first
Otic placode, the second otic placode are connected by otic placode positioning hole using standing screw with the both sides of supporting plate body respectively, and respectively symmetrically
The first otic placode, one group of semicircle limited impression of the second otic placode two bottom sides are arranged on, and is matched with the first otic placode, the second otic placode
Close the semicircle support clamp used, and be symmetrically arranged on semicircle support clamp one group of the 3rd positioning hole, one group
4th positioning hole, and being symmetricly set on semicircle support clamp, and between the 3rd positioning hole, the 4th positioning hole with semicircle
The semicircle positioning convex that shape limited impression is used in combination, and for connecting the first otic placode, the second otic placode and semicircle support
The silk groove connecting rod of clamp；First slide assemblies, including the first locating rod through supporting plate body one end, and set respectively
One group of first roller at the first locating rod both ends is put, and is arranged on one group of first sealing nut at the first locating rod both ends；Institute
The second slide assemblies, including the second locating rod through the supporting plate body other end are stated, and is separately positioned on the second locating rod two
One group of second roller at end, and it is arranged on one group of second sealing nut at the second locating rod both ends.
The technical program, the modified stainless steel hanger rail coaster, in addition to it is arranged on the of supporting plate body both sides
One arc-shaped limit plate, the second arc-shaped limit plate, wherein, the first arc-shaped limit plate, the second arc-shaped limit plate and supporting plate body it
Between respectively pass through the first Limit screw, the second Limit screw be flexibly connected.
The technical program, the modified stainless steel hanger rail coaster, in addition to be symmetricly set on supporting plate intrinsic
Into three auxiliary positioning holes of triangular structure.
The technical program, the diameter of the semicircle limited impression is more than semicircle positioning convex.
Compared with prior art, a kind of beneficial effect of stainless steel hanger rail coaster of the invention is：It is generally stainless
Steel Structural Design is reasonable, and its toughness is strong, corrosion-resistant and wearability is excellent, the first slide assemblies and the second slide assemblies, ensures overall
Stability, the high efficiency of structure operation, adjust support component, ensure to lift the conveying stability of goods or product, prevent institute
Existing production safety hidden danger, and the first arc-shaped limit plate of both sides and the second arc-shaped limit harden structure, ensure in conveying operation
Prevent shock hidden danger of the external component to hanger rail coaster, extend integrally-built service life.
Brief description of the drawings
Fig. 1 and Fig. 2 is the vertical view part-structure schematic diagram of a modification of the present invention type stainless steel hanger rail coaster；
Fig. 3 is the first otic placode or the second otic placode main view or the backsight portion of a modification of the present invention type stainless steel hanger rail coaster
Separation structure schematic diagram；
Fig. 4 is the semicircle support clamp overlooking the structure diagram of a modification of the present invention type stainless steel hanger rail coaster；
Wherein, sequence number mark is as follows in figure：1- supporting plates body, the otic placodes of 2- first, the otic placodes of 3- second, 4- first are positioned
Hole, the positioning holes of 5- second, the locating rods of 6- first, the locating rods of 7- second, the rollers of 8- first, the rollers of 9- second, 10- first seal spiral shell
The semicircle support of cap, the sealing nuts of 11- second, 12- otic placodes positioning hole, 13- standing screws, 14- semicircles limited impression, 15-
Clamp, 16- semicircles positioning convex, the positioning holes of 17- the 3rd, the positioning holes of 18- the 4th, 19- silk grooves connecting rod, 20- auxiliary positionings
Hole, the first arc-shaped limits of 21- plate, the Limit screws of 22- first, the second arc-shaped limits of 23- plate, the Limit screws of 24- second.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is furture elucidated.
Embodiment
A kind of modified stainless steel hanger rail coaster as shown in Figure 1, Figure 2, Figure 3 and Figure 4, by supporting plate body 1, and symmetrically
The first otic placode 2, the second otic placode 3 of the both sides of supporting plate body 1 are arranged on, and is separately positioned on the first otic placode 2, on the second otic placode 3
One group of first positioning hole, 4, one group of second positioning hole 5, and be used in combination respectively with the first otic placode 2, the second otic placode 3 by
A positioning hole 4, the regulation support component of the second positioning hole 5 installation, and be symmetricly set on the first of the both ends of supporting plate body 1 and slide
Component, the second slide assemblies composition；Support component is adjusted, including is separately positioned on the first otic placode 2, the otic placode on the second otic placode 3
Positioning hole 12, wherein, the first otic placode 2, the second otic placode 3 utilize standing screw 13 and supporting plate sheet by otic placode positioning hole 12 respectively
The both sides connection of body 1, and it is symmetrically arranged at the first otic placode 2, one group of semicircle limited impression of the two bottom sides of the second otic placode 3
14, and the semicircle support clamp 15 being used in combination with the first otic placode 2, the second otic placode 3, and it is symmetrically arranged at semicircle
One group of the 3rd positioning hole, 17, one groups of the 4th positioning holes 18 on clamp 15 are supported, and are symmetricly set on semicircle support clamp 15
On, and the semicircle being used in combination between the 3rd positioning hole 17, the 4th positioning hole 18 with semicircle limited impression 14 is determined
Position projection 16, and for connecting the silk groove connecting rod 19 of the first otic placode 2, the second otic placode 3 and semicircle support clamp 15；First slides
Dynamic component, including the first locating rod 6 through the one end of supporting plate body 1, and it is separately positioned on one group of the both ends of the first locating rod 6
First roller 8, and it is arranged on one group of first sealing nut 10 at the both ends of the first locating rod 6；Second slide assemblies, including through branch
Second locating rod 7 of the other end of fagging body 1, and one group of second roller 9 at the both ends of the second locating rod 7 is separately positioned on, and set
Put one group of second sealing nut 11 at the both ends of the second locating rod 7.
It is further preferred that modified stainless steel hanger rail coaster, in addition to it is arranged on the first arc of the both sides of supporting plate body 1
Shape limiting plate 21, the second arc-shaped limit plate 23, wherein, the first arc-shaped limit plate 21, the second arc-shaped limit plate 23 and supporting plate sheet
It is flexibly connected respectively by the first Limit screw 22, the second Limit screw 24 between body 1；And modified stainless steel hanger rail coaster,
Also include the three auxiliary positioning holes 20 into triangular structure being symmetricly set in supporting plate body 1；It is and semicircle spacing recessed
The diameter of groove 14 is more than semicircle positioning convex 16.
The modified stainless steel hanger rail coaster of this structure, its maximum load are 30Kg-50Kg, the first roller 8, the second roller
9 diameter is respectively 28-30mm, while generally stainless steel structure is reasonable in design, and its toughness is strong, corrosion-resistant and wearability is excellent,
First slide assemblies and the second slide assemblies, ensure stability, the high efficiency of overall structure operation, adjust support component, ensure
The conveying stability of lifted goods or product, prevents existing production safety hidden danger, and the first arc-shaped limit plate of both sides
With the second arc-shaped limit harden structure, ensure to prevent shock hidden danger of the external component to hanger rail coaster in conveying operation, extend overall
The service life of structure, it is generally applicable to plating overhead traveling crane driving, gantry line, crane, PCB, electroplating device, spraying, chemical industry, ring
Protect in the assembling of machinery, ultrasonic equipment, automated machine etc..
The modified stainless steel hanger rail coaster of this structure, it can also install intelligence system on supporting plate body 1 when in use
System, wherein, intelligence system includes velocity sensor, single-chip microcomputer, information and transmits/receives module, locating module, warning module, power supply mould
Block, velocity sensor, information transmit/receive module, locating module, warning module and power module and are connected respectively with single-chip microcomputer, is used for
Realize Intellectualized monitoring requirement, though the used time when the motion of overall hanger rail coaster is too fast/excessively slow, from velocity sensor to single-chip microcomputer
Information is sent, transmitting/receiving module transfer to host computer, host computer by information after the processing of single-chip microcomputer job information receives and by upper
Position machine makes instruction, and information transmits/receives module and receives the instruction of host computer and transmit to single-chip microcomputer, and single-chip microcomputer foundation, which instructs, makes phase
The action answered, the position of hanger rail coaster is such as oriented by locating module, warning module sends prompt message（Sound or stroboscopic
Lamp）, overhaul efficiency is correspondingly improved, ensures normal operating efficiency, also allows for the intelligent management of long-range host computer（This structure
Intelligence system Fig. 1 in do not mark）.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvement can also be made, these improvement also should be regarded as the present invention's
Protection domain.
Claims (4)
- A kind of 1. modified stainless steel hanger rail coaster, it is characterised in that：By supporting plate body（1）, and it is symmetricly set on supporting plate Body（1）First otic placode of both sides（2）, the second otic placode（3）, and it is separately positioned on the first otic placode（2）, the second otic placode（3）On One group of first positioning hole（4）, one group of second positioning hole（5）, and respectively with the first otic placode（2）, the second otic placode（3）It is used in combination Pass through the first positioning hole（4）, the second positioning hole（5）The regulation support component of installation, and it is symmetricly set on supporting plate body（1）Two First slide assemblies, the second slide assemblies composition at end；The regulation support component, including it is separately positioned on the first otic placode（2）、 Second otic placode（3）On otic placode positioning hole（12）, wherein, the first otic placode（2）, the second otic placode（3）Pass through otic placode positioning hole respectively （12）Utilize standing screw（13）With supporting plate body（1）Both sides connection, and be symmetrically arranged at the first otic placode（2）, Two otic placodes（3）One group of semicircle limited impression of two bottom sides（14）, and with the first otic placode（2）, the second otic placode（3）Being engaged makes Semicircle support clamp（15）, and it is symmetrically arranged at semicircle support clamp（15）On one group of the 3rd positioning hole （17）, one group of the 4th positioning hole（18）, and it is symmetricly set on semicircle support clamp（15）On, and it is located at the 3rd positioning hole （17）, the 4th positioning hole（18）Between with semicircle limited impression（14）The semicircle positioning convex being used in combination（16）, and For connecting the first otic placode（2）, the second otic placode（3）Clamp is supported with semicircle（15）Silk groove connecting rod（19）；Described first Slide assemblies, including through supporting plate body（1）First locating rod of one end（6）, and it is separately positioned on the first locating rod（6）Two One group of first roller at end（8）, and it is arranged on the first locating rod（6）One group of first sealing nut at both ends（10）；Described second Slide assemblies, including through supporting plate body（1）Second locating rod of the other end（7）, and it is separately positioned on the second locating rod（7） One group of second roller at both ends（9）, and it is arranged on the second locating rod（7）One group of second sealing nut at both ends（11）.
- A kind of 2. modified stainless steel hanger rail coaster according to claim 1, it is characterised in that：The modified stainless steel Hanger rail coaster, in addition to it is arranged on supporting plate body（1）First arc-shaped limit plate of both sides（21）, the second arc-shaped limit plate （23）, wherein, the first arc-shaped limit plate（21）, the second arc-shaped limit plate（23）With supporting plate body（1）Between pass through respectively One Limit screw（22）, the second Limit screw（24）It is flexibly connected.
- A kind of 3. modified stainless steel hanger rail coaster according to claim 1 or 2, it is characterised in that：The modified is not Become rusty steel hanger rail coaster, in addition to is symmetricly set on supporting plate body（1）Interior three auxiliary positioning holes into triangular structure （20）.
- A kind of 4. modified stainless steel hanger rail coaster according to claim 1, it is characterised in that：The semicircle is spacing recessed Groove（14）Diameter be more than semicircle positioning convex（16）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285006.1A CN107089594B (en) | 2017-04-27 | 2017-04-27 | A kind of modified stainless steel hanger rail coaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285006.1A CN107089594B (en) | 2017-04-27 | 2017-04-27 | A kind of modified stainless steel hanger rail coaster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107089594A CN107089594A (en) | 2017-08-25 |
| CN107089594B true CN107089594B (en) | 2018-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710285006.1A Active CN107089594B (en) | 2017-04-27 | 2017-04-27 | A kind of modified stainless steel hanger rail coaster |
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| Country | Link |
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| CN (1) | CN107089594B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4933920B2 (en) * | 2007-03-01 | 2012-05-16 | 株式会社キトー | Cargo handling hanger, cargo handling equipment equipped with the same, and cargo handling method |
| CN106144895A (en) * | 2015-04-02 | 2016-11-23 | 博飞特（上海）汽车设备自动化有限公司 | Semi-automatic machinery suspender for reciprocal transported material |
| CN205802797U (en) * | 2016-07-08 | 2016-12-14 | 铜陵市神雕机械制造有限公司 | A kind of monorail trolley |
| CN205953355U (en) * | 2016-08-10 | 2017-02-15 | 永城煤电控股集团有限公司 | A simple and easy walking hoist and mount are put for single track hanger rail way |
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2017
- 2017-04-27 CN CN201710285006.1A patent/CN107089594B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107089594A (en) | 2017-08-25 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180917 Address after: 224200 No. 18, Tai Dong Industrial Zone, Shiyan Town, Dongtai, Yancheng City, Jiangsu. Patentee after: JIANGSU TIANSHUO ALLOY MATERIAL Co.,Ltd. Address before: 224299 Room 601, 43 Dongyuan new village, Dongtai Town, Dongtai, Yancheng City, Jiangsu Patentee before: Wang Zi |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An improved stainless steel suspension rail pulley Granted publication date: 20180309 Pledgee: Bank of China Limited Dongtai Branch Pledgor: JIANGSU TIANSHUO ALLOY MATERIAL Co.,Ltd. Registration number: Y2024980010081 |