CN107160615B - A kind of plastic cement sphere casting mould - Google Patents

A kind of plastic cement sphere casting mould Download PDF

Info

Publication number
CN107160615B
CN107160615B CN201710562160.9A CN201710562160A CN107160615B CN 107160615 B CN107160615 B CN 107160615B CN 201710562160 A CN201710562160 A CN 201710562160A CN 107160615 B CN107160615 B CN 107160615B
Authority
CN
China
Prior art keywords
slot
template
liquid
plastic cement
cope plate
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.)
Active
Application number
CN201710562160.9A
Other languages
Chinese (zh)
Other versions
CN107160615A (en
Inventor
孙勇
高天慈
朱言岸
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.)
Nanjing Double-star Plastic Mould Co., Ltd.
Original Assignee
Nanjing Double-Star Plastic Mould 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 Nanjing Double-Star Plastic Mould Co Ltd filed Critical Nanjing Double-Star Plastic Mould Co Ltd
Priority to CN201710562160.9A priority Critical patent/CN107160615B/en
Publication of CN107160615A publication Critical patent/CN107160615A/en
Application granted granted Critical
Publication of CN107160615B publication Critical patent/CN107160615B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22Component parts, details or accessories; Auxiliary operations
    • B29C39/26Moulds or cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22Component parts, details or accessories; Auxiliary operations
    • B29C39/38Heating or cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/54Balls

Abstract

The invention discloses a kind of plastic cement sphere casting moulds, including lower template and cope plate, the cope plate and lower template he be connected by a hinge, frame is mounted on the outside of the template and lower template, the bottom and top of the template and lower template are mounted on buttcover plate, mold slots are provided in the buttcover plate, one end of the template and lower template is mounted on handle, bracket is installed below the handle, feed opening is installed in the lower template, heating furnace is installed below the lower template, Heating Furnace Control device is installed below the heating furnace.Mold of the invention is cope plate and lower template to be connected by a hinge, and be equipped with handle in one end of cope plate and lower template, increases effectively the safety used, and the present invention can also pour a variety of different-diameter plastic cement beads simultaneously.

Description

A kind of plastic cement sphere casting mould
Technical field
The present invention relates to mould applications, specifically a kind of plastic cement sphere casting mould.
Background technique
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging and forming, smelting, punching press obtain The various moulds and tool of required product.In brief, mold is the tool for formed article, and this tool is by various parts It constitutes, different molds is made of different parts.It mainly realizes article by the change of physical state of the formed material The processing of shape.It is known as the title of " industry is female ", blank is made to become the product for having specific shape and size under external force Tool.Be widely used in punching, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting and engineering plastics, rubber, In the forming of compression moulding or the injection molding of the products such as ceramics.Mold has specific profile or cavity shape, using with cutting edge Chamfered shape can make blank by profile wire shaped occur separation (punching).Blank can be made to obtain using cavity shape corresponding Three-dimensional shape.Mold generally comprises two parts of dynamic model and cover half (or punch-pin and cavity plate), and the two is partable.It is taken out when separating Product makes blank injection mold cavity forming when closing up.Mold is precision instrument, complex-shaped, the expansive force of blank is born, to knot Structure intensity, rigidity, surface hardness, surface roughness and machining accuracy all have higher requirements, and the development level of mold production is machine The one of the important signs that of tool manufacture level.
The appearance of plastic cement sphere casting mould greatly facilitates the manufacture of plastic cement sphere, but the casting mould of current stage There are many shortcomings, for example, inconvenient to carry, poor safety performance, inconvenient to use, can not pour out simultaneously it is a variety of not With the bead of diameter Type, applicable surface is narrow.
Summary of the invention
The purpose of the present invention is to provide a kind of plastic cement sphere casting moulds, to solve carrying in the prior art not side Just, poor safety performance, inconvenient to use, the narrow problem of applicable surface.
To achieve the above object, the invention provides the following technical scheme: a kind of plastic cement sphere casting mould, including lower template And cope plate, he is connected by a hinge for the cope plate and lower template, it is mounted on frame on the outside of the template and lower template, The bottom and top of the template and lower template are mounted on buttcover plate, and mold slots, the template are provided in the buttcover plate It is mounted on handle with one end of lower template, bracket is installed below the handle, feed opening is installed in the lower template, Heating furnace is installed below the lower template, Heating Furnace Control device is installed below the heating furnace.
The mold slots include upper slot and lower slot, and upper slot is connected in cope plate lower end, and lower slot is connected in lower template upper end; Mold slots are for accommodating casting liquid, and mold slots can produce the plastic cement sphere of different-diameter simultaneously, can also individually produce a type Plastic sphere.
Specifically, the upper slot and lower slot are flattened cylindrical shape structure, upper slot lower end surface and lower slot upper surface Jun Bao No.1 ball area, No. two ball areas, No. three ball areas and No. four ball areas are included, are all evenly arranged with hemisphere in upper slot and the area lower Cao Geqiu Chamber, half spherical cavity diameter in the area Qie Geqiu is unequal, and fifty-fifty spherical cavity in the same ball area, which passes through one and pours slot, to be connected It is logical, each ball area to pour slot mutually indepedent;When upper slot is in contact with lower slot, fifty-fifty spherical cavity in entire mold slots has been merged into Whole spherical cavity.
Specifically, the lower slot lower part, which is provided with, pours the charging road of liquid, for being connected to charging road and pouring for filling Build the liquid-passing hole of slot, for controlling liquid-passing hole on-off whether obstruction bar, for control obstruction bar movement obstruction cylinder, and The fagging of support obstruction cylinder;The charging road opening connects feed opening, and the liquid-passing hole upper end is connected in lower slot Slot is respectively poured, liquid-passing hole lower end is by charging road and runs through lower slot;The connection of liquid-passing hole upper end pours slot rather than half spherical cavity, acts on Be so that only there is the rope form plastic cement that generates because pouring at left and right sides of sphere in the plastic cement sphere of final molding, will not be again in ball The other positions of body generate rope form plastic cement, to ensure that plastic cement spherome surface is smooth as far as possible;The obstruction bar can be slided In each logical liquid bath of dynamic insertion, each bar lower end of blocking is fixed with an obstruction cylinder;The obstruction cylinder passes through one piece of support Plate is connected with lower slot.When work, when needing simultaneously to pour half spherical cavity in all ball areas, then respectively obstruction cylinder is equal In contraction state, each liquid-passing hole is connected with charging road, and half spherical cavity in each ball area can be flowed to from each liquid-passing hole by pouring liquid It is interior, it is poured while to realize to different-diameter plastic cement bead;When only needing to pour the plastic cement bead of certain diameter Type, then Obstruction cylinder corresponding with the ball area of this kind of bead is poured is in contraction state, and other obstruction cylinders are then in stretching shape State blocks liquid-passing hole so that obstruction bar is inserted into each liquid-passing hole top, so that the liquid that pours for entering charging road is only capable of Enough to flow in corresponding ball area from corresponding liquid-passing hole, realization pours the orientation of this kind of plastic cement bead.
Specifically, the obstruction shank diameter is equal to liquid-passing hole internal diameter, the design is so that when obstruction hole carries out liquid-passing hole When obstruction, obstruction bar can sufficiently be blocked liquid-passing hole;Liquid-passing hole internal diameter is less than charging road internal diameter, and the design is so that work as certain When a obstruction bar is through charging road, which will not hinder to pour liquid moving forward in charging road.
Preferably, the inside of the cope plate is equipped with heating plate, and heating plate and Heating Furnace Control device are connected by cable It connects.
Preferably, the lower template is that the two sides of heating furnace are embedded in by frame.
Compared with prior art, the beneficial effects of the present invention are: mold of the invention is to pass through cope plate and lower template Hinge is formed by connecting, and is equipped with handle in one end of cope plate and lower template, is not only convenient to use by such design, and And the safety used is increased effectively, and device whole design is small and exquisite, and it can mutually be dismantled between mold and heating furnace, it is convenient It carries.Meanwhile the present invention can also pour out the plastic cement bead of a variety of different-diameter types simultaneously, and can individually pour out The plastic cement bead of a certain seed type.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of buttcover plate of the invention.
Fig. 3 is the structural schematic diagram of mold slots of the invention.
Fig. 4 is the partial sectional view of Fig. 3.
In figure: cable 1, hinge 2, lower template 3, heating furnace 4, Heating Furnace Control device 5, cope plate 6, frame 7, buttcover plate 8, Feed opening 9, handle 10, bracket 11, mold slots 12, upper slot 121, lower slot 122, pour slot 123, charging road 124, liquid-passing hole 125, Block bar 126, obstruction cylinder 127, fagging 128, ball area, ball area, ball area, No.1 ball area 1221, two 1222, three 1223, four 1224。
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of plastic cement sphere casting mould, including lower template 3 and cope plate 6, cope plate 6 and lower template 3 are connected by hinge 2, and cope plate 6 and lower template 3 are used to be combined into mold, are used to processing plastic ball The outside of body, cope plate 6 and lower template 3 is mounted on frame 7, and frame 7 is used to protect cope plate 6 and lower template 3, on The bottom and top of template 6 and lower template 3 are mounted on buttcover plate 8, and buttcover plate 8 facilitates the docking of cope plate 6 and lower template 3, It is provided with mold slots 12 in buttcover plate 8, mold slots 12 are the shaping positions of plastic cement sphere, and one end of cope plate 6 and lower template 3 is equal Handle 10 is installed, handle 10 facilitates the opening and closing of control cope plate 6, and is convenient for carrying, and the lower section of handle 10 is equipped with bracket 11, Bracket 11 increases the stability of handle 10, and feed opening 9 is equipped in lower template 3, and feed opening 9 is used to the casting in mold slots 12 Liquid is fed, and the lower section of lower template 3 is equipped with heating furnace 4, and heating furnace 4 is used to heat lower template 3, makes the system in it By thermoplastic shaping, the lower section of heating furnace 4 is equipped with Heating Furnace Control device 5 for liquid making, and Heating Furnace Control device 5 is used to control heating furnace 4 Opening and closing and its temperature, the inside of cope plate 6 is equipped with heating plate, and heating plate and Heating Furnace Control device 5 pass through cable 1 and connect It connects, lower template 3 is that the two sides of heating furnace 4 are embedded in by frame 7.
The mold slots 12 include upper slot 121 and lower slot 122, and upper slot 121 is connected in 6 lower end of cope plate, and lower slot 122 is solid It is connected in 3 upper end of lower template;Mold slots 12 are for accommodating casting liquid, and mold slots 12 can produce the plastic ball of different-diameter simultaneously Body can also individually produce a kind of type plastics sphere.
Specifically, the upper slot 121 and lower slot 122 are flattened cylindrical shape structure, upper 121 lower end surface of slot and lower slot 122 upper surfaces include ball area 1223, ball area, No.1 ball area 1221, two 1222, three and No. four ball areas 1224, upper slot 121 with It is all evenly arranged with half spherical cavity in each ball area of lower slot 122, half spherical cavity diameter in the area Qie Geqiu is unequal, the same ball area Interior fifty-fifty spherical cavity, which passes through one and pours slot 123, to be connected, each ball area to pour slot 123 mutually indepedent;When upper slot 121 is under When slot 122 is in contact, fifty-fifty spherical cavity in entire mold slots 12 merges into complete spherical cavity.
Specifically, 122 lower part of lower slot, which is provided with, pours the charging road 124 of liquid, for being connected to charging for filling Road 124 with pour slot 123 liquid-passing hole 125, for whether controlling 125 on-off of liquid-passing hole obstruction bar 126, for controlling obstruction The obstruction cylinder 127 that bar 126 moves, and the fagging 128 of support obstruction cylinder 127;124 opening of the charging road connection Feed opening 9,125 upper end of liquid-passing hole are connected in lower slot 122 and respectively pour slot 123, and 125 lower end of liquid-passing hole is by charging road 124 and run through lower slot 122;The connection of liquid-passing hole upper end pours slot rather than half spherical cavity, and effect is the plastic ball so that final molding Only there is the rope form plastic cement generated because pouring in body, will not generate rope form modeling in the other positions of sphere again at left and right sides of sphere Glue, to ensure that plastic cement spherome surface is smooth as far as possible;The obstruction bar 126 is slidably embedded in each logical liquid bath, Each obstruction 126 lower end of bar is fixed with an obstruction cylinder 127;The obstruction cylinder 127 passes through one piece of fagging 128 and lower slot 122 are connected.When work, when needing simultaneously to pour half spherical cavity in all ball areas, then respectively obstruction cylinder 127 is located In contraction state, each liquid-passing hole 125 is connected with charging road 124, and each ball area can be flowed to from each liquid-passing hole 125 by pouring liquid Hemisphere is intracavitary, pours while to realize to different-diameter plastic cement bead;When only needing the plastic cement for pouring certain diameter Type small When ball, then obstruction cylinder 127 corresponding with the ball area of this kind of bead is poured is in contraction state, and other block cylinders 127 It is then in stretching state, so that obstruction bar 126 is inserted into each 125 top of liquid-passing hole, liquid-passing hole 125 is blocked, so that Pouring liquid and can only flow in corresponding ball area from corresponding liquid-passing hole 125 into charging road 124 is realized small to this kind of plastic cement The orientation of ball pours.
Specifically, 126 diameter of obstruction bar is equal to 125 internal diameter of liquid-passing hole, the design is so that when obstruction hole is to logical liquid When hole is blocked, obstruction bar can sufficiently be blocked liquid-passing hole;125 internal diameter of liquid-passing hole is less than charging 124 internal diameter of road, should So that when some obstruction bar 126 is through charging road 124, which will not hinder to pour liquid in charging road for design Move forward.
The working principle of the invention is: lower template 3 when in use, is embedded in the top of heating furnace 4, passes through handle by the equipment Hand 10 controls cope plate 6 and opens, and will cast liquid and is added in the mold slots 12 in lower template 3, then again closes cope plate 6, make Buttcover plate 8 on cope plate 6 and lower template 3 is mutually butted, and completes sealing, controls 4 work of heating furnace by Heating Furnace Control device 5 Make, heat it to lower template 3, heated by controlling the heating plate in cope plate 6 by cable, casts liquid upper After the completion of casting, cope plate 6 is opened for thermoplastic shaping in mold slots 12 in template 6 and lower template 3, by forming plastic cement sphere It takes out.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (4)

1. a kind of plastic cement sphere casting mould, including lower template (3) and cope plate (6), it is characterised in that: the cope plate (6) He is connected by hinge (2) with lower template (3), is mounted on frame (7), institute on the outside of the cope plate (6) and lower template (3) The bottom and top for stating cope plate (6) and lower template (3) are mounted on buttcover plate (8), are provided with mold in the buttcover plate (8) One end of slot (12), the cope plate (6) and lower template (3) is mounted on handle (10), the lower section installation of the handle (10) Have bracket (11), be equipped with feed opening (9) on the lower template (3), heating furnace (4) are installed below the lower template (3), Heating Furnace Control device (5) are installed below the heating furnace (4);The mold slots (12) include upper slot (121) and lower slot (122), upper slot (121) is connected in cope plate (6) lower end, and lower slot (122) is connected in lower template (3) upper end;Mold slots (12) are used Liquid is cast in accommodating, and mold slots (12) can produce the plastic cement sphere of different-diameter simultaneously, seed type modeling can also be individually produced Pellet body;The upper slot (121) and lower slot (122) are flattened cylindrical shape structure, upper slot (121) lower end surface and lower slot (122) upper surface includes No.1 ball area (1221), No. two ball areas (1222), No. three ball areas (1223) and No. four ball areas (1224), it is all evenly arranged with half spherical cavity in each ball area of upper slot (121) and lower slot (122), half spherical cavity in the area Qie Geqiu is straight Diameter is unequal, and fifty-fifty spherical cavity in the same ball area, which passes through one and pours slot (123), to be connected, and each ball area pours slot (123) mutually indepedent;When upper slot (121) is in contact with lower slot (122), fifty-fifty spherical cavity in entire mold slots (12) is merged into Complete spherical cavity;Described lower slot (122) lower part be provided with for fill pour liquid charging road (124), for be connected to plus Material path (124) with pour slot (123) liquid-passing hole (125), for whether controlling liquid-passing hole (125) on-off obstruction bar (126), For controlling the obstruction cylinder (127) of obstruction bar (126) movement, and the fagging (128) of support obstruction cylinder (127);It is described Charging road (124) opening connect feed opening (9), the liquid-passing hole (125) upper end is connected to respectively pouring in lower slot (122) Slot (123), liquid-passing hole (125) lower end is by charging road (124) and runs through lower slot (122);The obstruction bar (126) is slidably Each logical liquid bath of insertion in, respectively block bar (126) lower end be fixed with an obstruction cylinder (127);The obstruction cylinder (127) it is connected by one piece of fagging (128) with lower slot (122).
2. a kind of plastic cement sphere casting mould according to claim 1, it is characterised in that: the obstruction bar (126) is straight Diameter is equal to liquid-passing hole (125) internal diameter, and liquid-passing hole (125) internal diameter is less than charging road (124) internal diameter.
3. a kind of plastic cement sphere casting mould according to claim 1, it is characterised in that: the inside of the cope plate (6) Heating plate is installed, and heating plate is connect with Heating Furnace Control device (5) by cable (1).
4. a kind of plastic cement sphere casting mould according to claim 1, it is characterised in that: the lower template (3) is to pass through Frame (7) is embedded in the two sides of heating furnace (4).
CN201710562160.9A 2017-07-11 2017-07-11 A kind of plastic cement sphere casting mould Active CN107160615B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710562160.9A CN107160615B (en) 2017-07-11 2017-07-11 A kind of plastic cement sphere casting mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710562160.9A CN107160615B (en) 2017-07-11 2017-07-11 A kind of plastic cement sphere casting mould

Publications (2)

Publication Number Publication Date
CN107160615A CN107160615A (en) 2017-09-15
CN107160615B true CN107160615B (en) 2019-05-31

Family

ID=59823807

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710562160.9A Active CN107160615B (en) 2017-07-11 2017-07-11 A kind of plastic cement sphere casting mould

Country Status (1)

Country Link
CN (1) CN107160615B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0420098A2 (en) * 1989-09-27 1991-04-03 Fuji Jukogyo Kabushiki Kaisha Injection mold assembly
CN101513766A (en) * 2008-02-22 2009-08-26 鸿富锦精密工业(深圳)有限公司 Die set and forming method using same
CN202716441U (en) * 2012-07-31 2013-02-06 常州星宇车灯股份有限公司 Injection mold of one-mold multi-part variety
CN102909851A (en) * 2012-10-22 2013-02-06 黄山市尚义橡塑制品有限公司 Hinged die

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0420098A2 (en) * 1989-09-27 1991-04-03 Fuji Jukogyo Kabushiki Kaisha Injection mold assembly
CN101513766A (en) * 2008-02-22 2009-08-26 鸿富锦精密工业(深圳)有限公司 Die set and forming method using same
CN202716441U (en) * 2012-07-31 2013-02-06 常州星宇车灯股份有限公司 Injection mold of one-mold multi-part variety
CN102909851A (en) * 2012-10-22 2013-02-06 黄山市尚义橡塑制品有限公司 Hinged die

Also Published As

Publication number Publication date
CN107160615A (en) 2017-09-15

Similar Documents

Publication Publication Date Title
CN107160615B (en) A kind of plastic cement sphere casting mould
CN203155951U (en) Casting die
CN204123609U (en) A kind of novel hollow injection mold structure
CN206484843U (en) A kind of plastic-injection mould
CN208164222U (en) A kind of automobile is without twisting tooth demolding structure
CN207447529U (en) Control artificial chasing bar in mold processing
CN110281426A (en) A kind of component of machine back flowing mold
CN206316264U (en) A kind of punching fixture
CN206464528U (en) A kind of aluminium die casting hardware dies
CN205463911U (en) Bilateral fashioned slider device simultaneously
CN205416206U (en) Electricity vessel shell compression moulding forming die
CN207415868U (en) A kind of special encapsulation die for special-shaped workpiece
CN208164109U (en) A kind of interchangeable pattern tool
CN209289665U (en) A kind of precise treatment intelligent and high-efficiency mold forming processing device
CN213353292U (en) Moulding work piece connection fixed establishment
CN207682741U (en) A kind of detachable electrocar lamp mold
CN207059084U (en) A kind of assembling die
CN207772295U (en) One kind renovating injection mold
CN208164261U (en) A kind of one module multiple usages production PE tube die device
CN206510281U (en) A kind of deep chamber waterway structure of plastic mould
CN213353354U (en) Plastic mold
CN211165123U (en) Injection mold capable of adjusting plastic flow
CN207682836U (en) A kind of combination die balanced structure
CN207522981U (en) A kind of split type mold
CN207630418U (en) A kind of easy-to-mount shoes mould

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20190507

Address after: 211100 Tianwang Road, Qilin Street, Jiangning District, Nanjing City, Jiangsu Province

Applicant after: Nanjing Double-star Plastic Mould Co., Ltd.

Address before: 234000 Shuangda Agricultural Technology Service Co., Ltd., Houzhai Village, Taogou Township, Longqiao District, Suzhou City, Anhui Province

Applicant before: Sun Yong

GR01 Patent grant
GR01 Patent grant