CN103521623B - A kind of ring compression mould of clamp-press type pipe - Google Patents
A kind of ring compression mould of clamp-press type pipe Download PDFInfo
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- CN103521623B CN103521623B CN201310524363.0A CN201310524363A CN103521623B CN 103521623 B CN103521623 B CN 103521623B CN 201310524363 A CN201310524363 A CN 201310524363A CN 103521623 B CN103521623 B CN 103521623B
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Abstract
The invention provides a kind of ring compression mould of clamp-press type pipe, belong to field of mechanical technique.It solve the problem that existing ring compression mould is bad to pipe fitting crimping effect.This ring compression mould, comprise cover half and two dynamic models in circular arc that one is circular arc, the inner of two dynamic models is hinged on the two ends place of above-mentioned cover half respectively, the outer end of two dynamic models can snap together and be formed ringwise for the card pressure ring outside card pressure pipe part inside cover half, dynamic model after it fastens, card pressure ring has some uniform card spleniums, after this mould fastens, above-mentioned card splenium and pipe fitting can be contacted by linear contact lay or partial face and change card splenium into and be squeezed in completely outside pipe fitting.When pressure welding pipe fittings, the contact of card splenium and pipe fitting can be contacted by linear contact lay or partial face and change card splenium into and be squeezed in completely outside pipe fitting, therefore, when just having started to crimp, Access Division is comparatively large to the pressure of pipe fitting, finally reclines completely and is squeezed in outside pipe fitting, make the crimping effect of pipe fitting better.
Description
Technical field
The invention belongs to field of mechanical technique, relate to the ring compression mould of a kind of ring compression mould, particularly a kind of clamp-press type pipe.
Background technology
In recent years, clamp-press type pipe numerous medical institutions at home and star hotel's engineering were taken the lead in using, and a large amount of project installation and result of the test repeatedly show, the crimping link in the installation of clamp-press type pipe is particularly important.Whether crimp can crimp is put in place, whether mould the factor such as distortion can directly affect sealing property and the anti-pull-out property of clamp-press type pipe because of wearing and tearing.Pipe fitting crimping is not in place, and pipe fitting easily leaks.Therefore, the crimp of clamp-press type pipe is one of essential condition ensureing clamp-press type pipeline quality.
Chinese invention patent application (application number: 200910157251.X, application publication number: CN101943294A) disclose a kind of annulus pressure mould for jam-on type tube fitting, comprise multiple extrusion die and bearing pin, extrusion die is mutually hinged by bearing pin, its movable extrusion mold group identical with two by extruding cover half group is formed, there is contiguous block and the bearing pin movable extrusion mold group that is hinged to form isometrical with one heart annular sleeve at extruding cover half group two ends, extruding cover half combines two identical movable extrusion mold groups and is evenly distributed on 120 ° that annular sleeve respectively account for circumference, extruding cover half group is by cover half, cover half compressed tablet, alignment pin, contiguous block and bearing pin are formed, the inner ring that cover half compressed tablet is assemblied in cover half is linked together by alignment pin, cover half two ends assembly connection block by hinge together, movable extrusion mold group is by dynamic model, dynamic model compressed tablet, alignment pin, back-moving spring, bearing pin is formed, the inner ring that dynamic model compressed tablet and back-moving spring are assemblied in dynamic model is located by alignment pin, one end of dynamic model and the contiguous block adding moulding die group are by together with hinge.
But in this mould, a cover half group and two dynamic model groups form annular sleeve isometrical with one heart, and when card pressure pipe part, initially circumference whole with pipe fitting contacts.When pressure is certain, contact area is larger, and pressure is less.Therefore, in above-mentioned mould, the pressure just having started between mould with pipe fitting to contact is less, and easily produce pipe fitting and crimp problem not in place, this just have impact on the crimping effect of pipe fitting.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of ring compression mould crimping the good clamp-press type pipe of effect.
Object of the present invention realizes by following technical proposal: a kind of ring compression mould of clamp-press type pipe, comprise cover half and two dynamic models in circular arc that one is circular arc, the inner of described two dynamic models is hinged on the two ends place of above-mentioned cover half respectively, the outer end of above-mentioned two dynamic models can snap together and when its fasten after above-mentioned cover half, formed ringwise for the card pressure ring outside card pressure pipe part inside dynamic model, it is characterized in that, described card pressure ring have some uniform card spleniums, after this mould fastens, above-mentioned card splenium and pipe fitting can be contacted by linear contact lay or partial face and change card splenium into and be squeezed in completely outside pipe fitting.
When pipe fitting is crimped, pipe fitting to be crimped is put between cover half and two dynamic models, then use hydraulic jaw to be interlocked by the other end of two dynamic models.In the process, the card splenium on card pressure ring carries out card pressure to the outer wall of pipe fitting.Just started to be that linear contact lay or partial face contact due to card splenium and pipe fitting, the pressure between card splenium and pipe fitting is comparatively large, can make by the position distortions of card pressure on pipe fitting, the finally completely coated outside being squeezed in pipe fitting of card splenium.Therefore, the crimping of pipe fitting comparatively puts in place, and crimping effect is better.Alternatively, the shape that forms of card splenium is between triangle and circle.After having crimped, on pipe fitting, the shape at pressurized position is identical with the shape that card splenium forms.
What card splenium contacted with pipe fitting linear contact lay or partial face is meant to, and during pressure welding pipe fittings, card splenium does not recline completely near a side of pipe fitting and is squeezed in outer surface of pipe fittings.The shape that card splenium forms is not duplicate circle with outer surface of pipe fittings.
Described cover half and two dynamic models all has a card splenium in circular arc.Cover half and two dynamic models all arranging card splenium, making when pipe fitting is when being pressed by card, stressed comparatively even, thus make the crimping effect of pipe fitting better.
The arc length of above-mentioned card splenium is all identical with the arc number of degrees.Such structure is set, makes pipe fitting stressed comparatively even outside it when card is pressed, thus make the crimping effect of pipe fitting better.
The arc number of degrees of described card splenium are 100 degree-130 degree.
Card splenium on above-mentioned cover half and cover half are integral type structure.Being meant to of integral structure, card splenium is a part for cover half.Cover half is made of one formula, makes its structure comparatively simple.
After this mould fastens, three card spleniums form the annular snap pressure ring with three tie points, and the arc-shaped side of described card splenium is along being all positioned at the orbicular inner side of above-mentioned three tie points formation or outside.In such a configuration, the shape that forms of card splenium is between triangle and circle.Therefore, after mould fastens, card splenium and treat that contact between pressure pipe part is contacted by linear contact lay or partial face and change card splenium into and extrude be resisted against outside pipe fitting completely.
Described dynamic model comprises die body and buckling piece, above-mentioned die body is hinged on cover half end, described buckling piece is circular arc, described die body has the gathering sill in circular arc, be positioned at gathering sill place inside above-mentioned buckling piece and buckling piece can move along the arching trajectory of gathering sill, above-mentioned card splenium is positioned at outside buckling piece.The outside of buckling piece refers to the side away from die body on buckling piece.Card splenium and buckling piece are integral type structure.When mould is in normal condition, buckling piece protrudes from the die body of dynamic model away from one end of cover half, in the process of buckling mould, the projection on two buckling pieces mutually against and extrude, two buckling pieces are moved along arching trajectory in gathering sill.Arrange buckling piece to move in gathering sill, make when pressure welding pipe fittings, the extruding between card splenium and pipe fitting has certain buffering course, thus makes the crimping better effects if of pipe fitting.
Alternatively scheme, above-mentioned dynamic model is integral type structure, and above-mentioned card splenium is positioned at inside dynamic model.In this scheme, the structure of dynamic model is comparatively simple, easy to assembly.
Have inside described buckling piece and between die body and buckling piece can be made to move the resetting structure of rear reset relative to die body.After having crimped, take off hydraulic jaw, two dynamic models are separated, the projection of two buckling pieces also no longer mutual against, under the effect of resetting structure, buckling piece resets, and again protrudes the die body of dynamic model.Such structure, to make when reusing this mould more for convenience.
The spacer pin that the stopper slot that described resetting structure comprises spring, buckling piece is recessed on and die body protrude, the two ends of spring are pushed up respectively and are pressed on stopper slot end and spacer pin.In the process using this mould, buckling piece moves in gathering sill, the end extrusion spring of stopper slot, spring-compressed.When unclamping mould, under the effect of spring force, spring promotes the end of stopper slot, thus buckling piece is resetted.After this, this mould can crimp other pipe fitting next time.
Have ball in described stopper slot, ball is pressed between spring and stopper slot end by top.Near the shape of one end of ball and ball mating shapes in stopper slot.Between spring and stopper slot end, arrange ball, the contact area between ball and stopper slot is comparatively large, thus makes spring against more stable during push card fastener.
The spacer pin that the stopper slot that described resetting structure comprises spring, die body is recessed on and buckling piece protrude, the two ends of spring are pushed up respectively and are pressed on stopper slot end and spacer pin.In the process using this mould, buckling piece moves in gathering sill, spacer pin extrusion spring, spring-compressed.When unclamping mould, under the effect of spring force, spring promotes spacer pin, thus buckling piece is resetted.After this, this mould can crimp other pipe fitting next time.
Compared with prior art, this mould is when pressure welding pipe fittings, the contact of card splenium and pipe fitting can be contacted by linear contact lay or partial face and change card splenium into and be squeezed in completely outside pipe fitting, therefore, when just having started to crimp, Access Division is comparatively large to the pressure of pipe fitting, finally reclines completely and is squeezed in outside pipe fitting, and the shape at the position that makes pipe fitting is squeezed is the same with the shape that card splenium forms.Such structure, makes the crimping effect of pipe fitting better.
Accompanying drawing explanation
Fig. 1 is the front view of this ring compression mould;
Fig. 2 is the detonation configuration schematic diagram of this ring compression mould;
Fig. 3 is the perspective view of the die body of dynamic model in this ring compression mould;
Fig. 4 is the sectional view of this ring compression mould;
Fig. 5 is the sectional view of A-A line in Fig. 1;
Fig. 6 is this ring compression mould schematic diagram in use.
In figure, 1, cover half; 2, dynamic model; 2a, die body; 2a1, gathering sill; 2b, buckling piece; 2b1, stopper slot; 3, hydraulic jaw; 4, jointed tubular workpieces is treated; 5, card splenium; 6, spring; 7, spacer pin; 8, ball; 9, articulated column; 10, card compression leg.
Detailed description of the invention
As shown in Figure 1 to Figure 2, the ring compression mould of this clamp-press type pipe, comprises cover half 1 and two dynamic models 2 in circular arc that one is circular arc.The two ends of cover half 1 and dynamic model 2 all have through hole.Two through holes of cover half 1 are equipped with articulated column 9, and the through hole of one end of two dynamic models 2 is each passed through two articulated columns 9, and like this, two dynamic models 2 are hinged on the two ends of cover half 1.Other one end of two dynamic models 2 is all fixed with card compression leg 10, and when pressure welding pipe fittings, hydraulic jaw 3 acts on two card compression legs 10 on two dynamic models 2, and two dynamic models 2 are fastened by hydraulic jaw 3, crimp pipe fitting.
The outer end of two dynamic models 2 can snap together and after it fastens cover half 1, formed inside dynamic model 2 ringwise for the card pressure ring outside card pressure pipe part, card pressure ring has three uniform card spleniums 5.After this mould fastens, card splenium 5 and pipe fitting can be contacted by linear contact lay or partial face and change card splenium 5 into and be squeezed in completely outside pipe fitting.
Cover half 1 and two dynamic models 2 all has a card splenium 5 in circular arc.Cover half 1 and two dynamic models 2 all arranging card splenium 5, making when pipe fitting is when being pressed by card, stressed comparatively even, thus make the crimping effect of pipe fitting better.
The arc length of card splenium 5 is all identical with the arc number of degrees.The arc number of degrees of card splenium 5 are 120 degree.Such structure is set, makes pipe fitting stressed comparatively even outside it when card is pressed, thus make the crimping effect of pipe fitting better.
Card splenium 5 on cover half 1 is integral type structure with cover half 1, and card splenium 5 is positioned at inside cover half 1.What cover half 1 was integral type structure is meant to, and card splenium 5 is parts of cover half 1.Cover half 1 is made of one formula, makes its structure comparatively simple.
After this mould fastens, three card spleniums 5 form the annular snap pressure ring with three tie points, and the arc-shaped side of described card splenium is along being all positioned at the orbicular inner side formed with above-mentioned three tie points.In such a configuration, the shape that forms of card splenium 5 is between triangle and circle.Therefore, after mould fastens, card splenium 5 and treat that contact between pressure pipe part is contacted by linear contact lay or partial face and change card splenium 5 into and extrude be resisted against outside pipe fitting completely.
Dynamic model 2 comprises die body 2a and buckling piece 2b, and die body 2a and buckling piece 2b is all in arc-shaped.One end of die body 2a is hinged on cover half 1 end.As shown in Figure 3, die body 2a has two and be circular arc and the gathering sill 2a1 be arranged in parallel.As a kind of mode, die body 2a is made up of three identical lobe bodies in circular arc sheet of shape, and one end, interval spacing between adjacent two lobe bodies, forms gathering sill 2a1 between adjacent two lobe bodies.
Be positioned at gathering sill 2a1 place inside buckling piece 2b and buckling piece 2b can move along the arching trajectory of gathering sill 2a1, card splenium 5 is positioned at outside buckling piece 2b.The outside of buckling piece 2b refers to the side away from die body 2a on buckling piece 2b.Card splenium 5 and buckling piece 2b are integral type structure.
When mould is in normal condition, buckling piece 2b protrudes from the die body 2a of dynamic model 2 away from one end of cover half 1, in the process of buckling mould, the projection on two buckling piece 2b mutually against and extrude, two buckling piece 2b are moved along arching trajectory in gathering sill 2a1.Arrange buckling piece 2b to move in gathering sill 2a1, make when pressure welding pipe fittings, the extruding between card splenium 5 and pipe fitting has certain buffering course, thus makes the crimping better effects if of pipe fitting.
Alternatively scheme, dynamic model is integral type structure, and card splenium is positioned at inside dynamic model.In this scheme, the structure of dynamic model is comparatively simple, easy to assembly.
As shown in Figures 3 to 5, have inside buckling piece 2b and between die body 2a buckling piece 2b can be made to move the resetting structure of rear reset relative to die body 2a.
The spacer pin 7 that the stopper slot 2b1 that resetting structure comprises spring 6, buckling piece 2b is recessed on and die body 2a protrudes, the two ends of spring 6 are pushed up respectively and are pressed on stopper slot 2b1 end and spacer pin 7.The inner side of buckling piece 2b has the convex body in the form of sheets of protrusion, and stopper slot 2b1 is arc-shaped and is arranged on the convex body of buckling piece 2b.Stopper slot 2b1 is arranged with die body 2a is concentric.Alternatively, spacer pin 7 is located in die body 2a inside.
Have ball 8 in stopper slot 2b1, ball 8 is pressed between spring 6 and stopper slot 2b1 end by top.The shape of the one end near ball 8 in stopper slot 2b1 can be arranged to and ball 8 mating shapes.Between spring 6 and stopper slot 2b1 end, arrange ball 8, the contact area between ball 8 and stopper slot 2b1 is comparatively large, thus makes spring 6 against more stable during push card fastener.
In the process using this mould, buckling piece 2b moves in gathering sill 2a1, and the end extrusion spring 6 of stopper slot 2b1, spring 6 compresses.When unclamping mould, under the effect of spring 6 elastic force, spring 6 promotes the end that cylinder promotes stopper slot 2b1 then, thus buckling piece 2b is resetted.After this, this mould can crimp other pipe fitting next time.After having crimped, two dynamic models 2 are separated, the projection of two buckling piece 2b also no longer mutual against, under the effect of resetting structure, buckling piece 2b resets, and again protrudes the die body 2a of dynamic model 2.Such structure, to make when reusing this mould more for convenience.
Alternatively, the spacer pin that the stopper slot that resetting structure comprises spring, die body is recessed on and buckling piece protrude, the two ends of spring are pushed up respectively and are pressed on stopper slot end and spacer pin.In the process using this mould, buckling piece moves in gathering sill, spacer pin extrusion spring, spring-compressed.When unclamping mould, under the effect of spring force, spring promotes spacer pin, thus buckling piece is resetted.After this, this mould can crimp other pipe fitting next time.In this scheme, spring and stopper slot end also can be provided with ball.
Compared with prior art, this mould is when pressure welding pipe fittings, the contact of card splenium 5 and pipe fitting can be contacted by linear contact lay or partial face and change card splenium 5 into and be squeezed in completely outside pipe fitting, therefore, when just having started to crimp, Access Division is comparatively large to the pressure of pipe fitting, finally reclines completely and is squeezed in outside pipe fitting, and the shape at the position that makes pipe fitting is squeezed is the same with the shape that card splenium 5 forms.Such structure, makes the crimping effect of pipe fitting better.
As shown in Figure 6, treat jointed tubular workpieces 4 when crimping, will treat that jointed tubular workpieces 4 is put between cover half 1 and two dynamic models 2, then use instrument by mutually close for the other end of two dynamic models 2.In the process, the outer wall of the card splenium 5 pairs of pipe fittings on card pressure ring carries out card pressure.Just started to be that linear contact lay or partial face contact due to card splenium 5 and pipe fitting, the pressure between card splenium 5 and pipe fitting is comparatively large, can make by the position distortions of card pressure on pipe fitting, the finally completely coated outside being squeezed in pipe fitting of card splenium 5.Therefore, the crimping of pipe fitting comparatively puts in place, and crimping effect is better.Alternatively, the shape that forms of card splenium 5 is between triangle and circle.After having crimped, on pipe fitting, the shape at pressurized position is identical with the shape that card splenium 5 forms.
What card splenium 5 contacted with pipe fitting linear contact lay or partial face is meant to, and during pressure welding pipe fittings, card splenium 5 does not recline completely near a side of pipe fitting and is squeezed in outer surface of pipe fittings.The shape that card splenium 5 forms is not duplicate circle with outer surface of pipe fittings.
Claims (8)
1. the ring compression mould of a clamp-press type pipe, comprise cover half (1) and two dynamic models (2) in circular arc that one is circular arc, the inner of described two dynamic models (2) is hinged on the two ends place of above-mentioned cover half (1) respectively, the outer end of above-mentioned two dynamic models (2) can snap together and when its fasten after above-mentioned cover half (1), dynamic model (2) inner side is formed ringwise for the card pressure ring outside card pressure pipe part, it is characterized in that, described card pressure ring have some uniform card spleniums (5), after this mould fastens, above-mentioned card splenium (5) and pipe fitting can be contacted by linear contact lay or partial face and change card splenium (5) into and be squeezed in completely outside pipe fitting, described dynamic model (2) comprises die body (2a) and buckling piece (2b), above-mentioned die body (2a) is hinged on cover half (1) end, described buckling piece (2b) is in circular arc, described die body (2a) has the gathering sill (2a1) in circular arc, above-mentioned buckling piece (2b) inner side is positioned at gathering sill (2a1) place and buckling piece (2b) can move along the arching trajectory of gathering sill (2a1), and above-mentioned card splenium (5) is positioned at buckling piece (2b) outside, there is between described buckling piece (2b) inner side and die body (2a) resetting structure resetted after buckling piece (2b) can be made mobile relative to die body (2a), the stopper slot (2b1) that described resetting structure comprises spring (6), buckling piece (2b) is recessed on and the upper spacer pin (7) protruded of die body (2a), the two ends of spring (6) are pushed up respectively and are pressed on stopper slot (2b1) end and spacer pin (7).
2. the ring compression mould of clamp-press type pipe according to claim 1, is characterized in that, described cover half (1) and two dynamic models (2) all have a card splenium (5) in circular arc.
3. the ring compression mould of clamp-press type pipe according to claim 2, is characterized in that, the arc length of above-mentioned card splenium (5) is all identical with the arc number of degrees.
4. the ring compression mould of clamp-press type pipe according to claim 2, is characterized in that, the arc number of degrees of described card splenium (5) are 100 degree-130 degree.
5. the ring compression mould of the clamp-press type pipe according to Claims 2 or 3 or 4, is characterized in that, the card splenium (5) on above-mentioned cover half and cover half (1) are integral type structure.
6. the ring compression mould of the clamp-press type pipe according to Claims 2 or 3 or 4, it is characterized in that, after this mould fastens, three card spleniums (5) formed has the annular snap pressure ring of three tie points, and the arc-shaped side of described card splenium (5) is along being all positioned at the orbicular inner side formed with above-mentioned three tie points.
7. the ring compression mould of clamp-press type pipe according to claim 2, is characterized in that, above-mentioned card splenium (5) is positioned at buckling piece (2b) outside.
8. the ring compression mould of clamp-press type pipe according to claim 1, it is characterized in that, have ball (8) in described stopper slot (2b1), ball (8) is pressed between spring (6) and stopper slot (2b1) end by top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310524363.0A CN103521623B (en) | 2013-10-29 | 2013-10-29 | A kind of ring compression mould of clamp-press type pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310524363.0A CN103521623B (en) | 2013-10-29 | 2013-10-29 | A kind of ring compression mould of clamp-press type pipe |
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| CN103521623A CN103521623A (en) | 2014-01-22 |
| CN103521623B true CN103521623B (en) | 2016-01-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3067152A1 (en) * | 2015-03-10 | 2016-09-14 | HILTI Aktiengesellschaft | Driving sleeve in tool holder |
| US10150153B1 (en) * | 2018-01-09 | 2018-12-11 | Ridge Tool Company | Systems and methods to axially align dies |
| CN112873125A (en) * | 2021-03-12 | 2021-06-01 | 安徽昌宁新材料有限公司 | Extrusion pliers matched with pipe fitting |
| DE102022207267B3 (en) | 2022-07-15 | 2023-11-16 | Magna Steyr Fahrzeugtechnik Gmbh & Co Kg | Tool for holding a workpiece |
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| DE20018312U1 (en) * | 2000-10-26 | 2001-05-10 | Franz Viegener II GmbH & Co. KG, 57439 Attendorn | Press tool |
| CN101943294A (en) * | 2009-07-03 | 2011-01-12 | 余张法 | Ring crush die for press-fitting pipe |
| CN201827546U (en) * | 2010-05-14 | 2011-05-11 | 余张法 | Stainless steel pipe ring compression connection structure and press pipe fitting ring compression die |
| CN202527599U (en) * | 2012-04-24 | 2012-11-14 | 成都共同管业有限公司 | Chain type annular pressing tool |
| CN203592056U (en) * | 2013-10-29 | 2014-05-14 | 台州巨力工具有限公司 | Annular pressing die for clamping-pressing type pipe fitting |
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| JP3854272B2 (en) * | 2003-12-26 | 2006-12-06 | 株式会社ロブテックス | Portable hose caulking machine and caulking dies |
| JP2013066897A (en) * | 2011-09-21 | 2013-04-18 | Sekisui Chem Co Ltd | Caulking tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20018312U1 (en) * | 2000-10-26 | 2001-05-10 | Franz Viegener II GmbH & Co. KG, 57439 Attendorn | Press tool |
| CN101943294A (en) * | 2009-07-03 | 2011-01-12 | 余张法 | Ring crush die for press-fitting pipe |
| CN201827546U (en) * | 2010-05-14 | 2011-05-11 | 余张法 | Stainless steel pipe ring compression connection structure and press pipe fitting ring compression die |
| CN202527599U (en) * | 2012-04-24 | 2012-11-14 | 成都共同管业有限公司 | Chain type annular pressing tool |
| CN203592056U (en) * | 2013-10-29 | 2014-05-14 | 台州巨力工具有限公司 | Annular pressing die for clamping-pressing type pipe fitting |
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| CN103521623A (en) | 2014-01-22 |
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Address after: 317608 Xuanmen Industrial City, Lupu Town, Huan City, Taizhou City, Zhejiang Province Patentee after: Taizhou Juli Tools Co., Ltd. Address before: 317608 Xuanmen Industrial City, Lupu Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee before: Taizhou Juli Tool Co., Ltd. |
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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: A kind of ring pressing die for clamping type pipe fittings Effective date of registration: 20210610 Granted publication date: 20160120 Pledgee: Industrial Commercial Bank of China Ltd. Yuhuan branch Pledgor: TAIZHOU JULI TOOLS Co.,Ltd. Registration number: Y2021330000549 |