CN112976498B - Be used for interior decoration environmental protection plastic slab injection mold - Google Patents
Be used for interior decoration environmental protection plastic slab injection mold Download PDFInfo
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- CN112976498B CN112976498B CN202110155329.5A CN202110155329A CN112976498B CN 112976498 B CN112976498 B CN 112976498B CN 202110155329 A CN202110155329 A CN 202110155329A CN 112976498 B CN112976498 B CN 112976498B
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- pipe
- mold
- fixedly connected
- mould
- movable
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- 238000002347 injection Methods 0.000 title claims abstract description 63
- 239000007924 injection Substances 0.000 title claims abstract description 63
- 239000004033 plastic Substances 0.000 title claims abstract description 18
- 229920003023 plastic Polymers 0.000 title claims abstract description 18
- 238000005034 decoration Methods 0.000 title claims abstract description 10
- 230000007613 environmental effect Effects 0.000 title claims description 6
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011553 magnetic fluid Substances 0.000 description 12
- 238000001125 extrusion Methods 0.000 description 9
- 230000005389 magnetism Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 238000011049 filling Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C2045/2761—Seals between nozzle and mould or gate
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides an injection mold for an indoor decoration environment-friendly plastic plate, which comprises a first mold and a second mold, wherein the second mold is arranged on one side of the first mold, an installation box is fixedly connected to one side of the first mold, a discharge pipe can move in a discharge hole, a fixing ring firstly contacts an injection head, through the movement of the injection head, a connecting strip for connecting the fixing ring and a movable pipe is arranged on the fixing ring, a rotating shaft moves to enable the fixing ring to be sleeved on the injection head, so that the injection head is stable during injection, the injection head can move stably through the movement of a sliding block in a sliding groove, the discharge pipe is used as an outlet for discharging and extruding the injection head, the discharge pipe can enter the mold through movement, the initial injection speed of the mold is slowly increased, the injection at the bottom of the mold is gentle, a solution close to the joint of the mold is firstly molded, the discharge pipe moves backwards through the retraction of the injection head, the pressure of a wall body is increased, a spring deforms along with the movement support, the pouring of the mold cavity is stable, and the problem of edge overflow is not easy to occur.
Description
Technical Field
The invention relates to the technical field of environment-friendly plastic plates, in particular to an injection mold for an environment-friendly plastic plate for interior decoration.
Background
The environment-friendly plastic template is environment-friendly and energy-saving, is economic and practical through recycling, becomes a new favorite in the building industry through water resistance and corrosion resistance, gradually replaces a wooden template in the building template, saves a large amount of wood resources for the country, and plays a great role in protecting the environment, optimizing the environment and reducing low carbon emission. The environment-friendly plastic template effectively utilizes waste resources, meets the national requirements on energy conservation and environmental protection, adapts to the development direction of national industrial policies, and is a new revolution of template materials of building construction engineering.
Present interior decoration environmental protection plastic slab injection mold, be under the uniform temperature, through the screw rod stirring in the injection head, get into the water filling port through the high pressure and get into the die cavity again, carry out the shaping through the die cavity, and the in-process through the injection head injection, because during the injection head extrusion, pressure increases suddenly, the injection velocity is too fast, the melt of moulding plastics increases to the impact force of die cavity, produce the overflow limit condition between the mould easily, lead to the mould to need adjustment many times, make mould production efficiency cause certain problem, and simultaneously, pressure in the injection head, the injection melt blocks up in water filling port department easily, cause the melt to move backward, make the melt flow from the water filling port, pile up on the work organism, cause the waste of melt.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides an injection mold for an environmentally friendly plastic panel for interior decoration, which solves the above problems described in the background art.
The invention relates to an injection mold for an environment-friendly plastic plate for interior decoration, which is achieved by the following specific technical means: including first mould and second mould, one side of first mould is provided with the second mould, one side fixedly connected with install bin of first mould, the inside fixedly connected with extrusion piece of first mould, the die cavity has been seted up to the inside of second mould, the discharge opening has been seted up to the inside of extrusion piece, the spout has been seted up to the inside of first mould, the inside swing joint of spout has the slider, the fixed pipe of the bottom fixedly connected with of slider, the one end fixedly connected with discharging pipe of fixed pipe, the surface swing joint of discharging pipe has the spring, the inner wall fixedly connected with bin of discharging pipe, the opening that flows has been seted up to the inside of bin, the inside fixedly connected with go-between of discharging pipe, the equal fixedly connected with steel billet in surface and the back of go-between, one side fixedly connected with movable tube of go-between, the fixedly connected with electromagnetism piecemeal all around of movable tube, the both sides fixedly connected with electromagnetism piece of movable tube, one side swing joint of movable tube has the connecting strip, the inside swing joint of connecting strip has the pivot, one side fixedly connected with fixed ring of connecting ring, the inside fixedly connected with of movable tube hinders the pipe and leads to the groove, the top and the bottom of groove have all been seted up.
Preferably, the discharging pipe is the pipe structure of one end and the funnel shaped structure of one end downward sloping, the one end of discharging pipe extends to the inside right side of discharge opening.
Preferably, the inside of discharging pipe includes go-between, steel bloom, connecting strip, activity pipe and solid fixed ring, gu fixed ring's diameter is less than the inside diameter of activity pipe, the inside diameter of activity pipe is less than the inside diameter of go-between, the one end and the other end and the centre of connecting strip all are provided with the pivot, the connecting strip is provided with four, four the connecting strip is "cross" form distribution in solid fixed ring's central point.
Preferably, the movable tube include electromagnetism piece, electromagnetism piecemeal, block the pipe, with lead to the groove, the electromagnetism piece is provided with two, two the electromagnetism piece distributes in the axis mirror image of movable tube, the electromagnetism piecemeal is provided with a plurality ofly, and is a plurality of the electromagnetism piecemeal encircles the setting in the central point of movable tube, block the pipe and closely laminate with the inner wall of movable tube.
Preferably, the one end of electromagnetism piece is laminated with the one end precision of steel block, steel block and go-between are the silicon steel material preparation and form.
Preferably, the fixed pipe is arranged inside the sliding groove in a moving mode from right to left through the sliding block.
Preferably, the fixing ring, the movable pipe and the connecting ring are distributed at the left end in an inclined arrangement manner, the inlet of the through groove corresponds to the outlet of the storage tank, and a liquid magnet is arranged inside the storage tank.
Preferably, the connecting ring is provided with a circle of ceramic chips at the connecting position with the movable pipe and on the outer surface.
Has the advantages that:
1. the discharge pipe can move in the discharge hole, the injection head extrudes the discharge pipe, the fixing ring firstly contacts the injection head, the fixing ring is connected with the connecting strip connected with the movable pipe through the movement of the injection head, the rotating shaft moves to enable the fixing ring to be sleeved on the injection head, the injection head is stable during injection, the injection head can move stably through the movement of the sliding block in the sliding groove, the discharge pipe serves as an outlet for discharging and extruding the discharge pipe from the injection head, the discharge pipe can enter the interior of a mold through movement, the initial injection speed of the mold is slowly increased, the injection at the bottom of the mold is smooth, a solution close to the joint of the mold is firstly molded, the discharge pipe moves backwards through the retraction of the injection head, the pressure of a wall body is increased, a spring deforms along with the movement support, the mold cavity is poured stably at the moment, and the problem of edge overflow is not easy to occur.
2. The magnetic fluid is arranged in the blocking tube, the magnetic fluid is concentrated in the blocking tube in a surrounding mode through opening of the electromagnetic blocks, in order to prevent discharge of the injection head along with entering of the injection head, a solution flows in a reverse direction, the electromagnetic blocks are opened to generate magnetism, the electromagnetic blocks close current magnetism, the moving position of the magnetic fluid is adjusted, the steel blocks connected with the electromagnetic blocks generate magnetism through magnetic adsorption, the magnetic fluid moves to the steel blocks, the connecting rings connected with the steel blocks adsorb the magnetism to generate magnetism, the magnetic fluid surrounds the connecting rings, and when the magnetic fluid moves, the shape of the magnetic fluid is changed through the shape of the injection head, so that the magnetic fluid is filled in gaps between the connecting rings and the injection head, and backflow overflow of the solution is prevented.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention.
FIG. 3 is a schematic illustration of the tapping pipe according to the invention.
FIG. 4 is an enlarged schematic view of the structure of the invention shown at A in FIG. 2.
FIG. 5 is a schematic view of the movable tube of the present invention.
Fig. 6 is a schematic view of the connecting ring structure of the present invention.
In fig. 1-6, the correspondence between the component names and the reference numbers is: a first mold 1 and a second mold; 2. the device comprises an extrusion block 3, a discharge hole 4, an installation box 5, a sliding chute 6, a sliding block 7, a spring 8, a discharge pipe 9, a flow port 10, a fixed pipe 11, a blocking pipe 12, a storage box 13, a fixed ring 14, a connecting strip 15, a steel block 16, an electromagnetic block 17, a rotating shaft 18, a connecting ring 19, an electromagnetic block 20, a through groove 21, a mold cavity 22 and a movable pipe 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
As shown in figures 1 to 6: the utility model provides a be used for interior decoration environmental protection plastic slab injection mold, including first mould 1, second mould 2, extrusion piece 3, discharge opening 4, install bin 5, spout 6, slider 7, spring 8, discharging pipe 9, flow mouthful 10, fixed pipe 11, block pipe 12, bin 13, solid fixed ring 14, connecting strip 15, steel block 16, electromagnetism divides piece 17, pivot 18, go-between 19, electromagnetism piece 20, lead to groove 21, the die cavity 22, movable pipe 23, one side of first mould 1 is provided with second mould 2, a serial communication port, one side fixedly connected with install bin 5 of first mould 1, the inside fixedly connected with extrusion piece 3 of first mould 1, die cavity 22 has been seted up to the inside of second mould 2, discharge opening 4 has been seted up to the inside of extrusion piece 3, spout 6 has inside swing joint slider 7, the bottom fixedly connected with fixed pipe 11 of slider 7, the one end fixedly connected with discharging pipe 9 of fixed pipe 11, the surface of 9 is connected with spring 8, the inner wall fixedly connected with of 9 has storage bin 13, the inside swing joint of discharging pipe 13 has the fixed pipe 19, the top of the movable pipe 19 and the movable pipe 15 that the inside fixedly connected with of movable pipe 23 all have connected with all sides of movable pipe 23 that the movable pipe 19 that lead to go-between the fixed ring 19.
Example 1: discharging pipe 9 is the pipe structure of one end and the funnel shaped structure of one end downward sloping, and the one end of discharging pipe 9 extends to the inside right side of discharge opening 4, makes the solution flow out fast in discharging pipe 9, wherein: the inside of discharging pipe 9 includes go-between 19, the steel billet 16, connecting strip 15, activity pipe 23 and solid fixed ring 14, gu fixed ring 14's diameter is less than the inside diameter of activity pipe 23, the inside diameter of activity pipe 23 is less than go-between 19's inside diameter, the one end and the other end of connecting strip 15 all are provided with pivot 18 with the centre, connecting strip 15 is provided with four, four connecting strips 15 are "cross" form distribution in solid fixed ring 14's central point, will inject the fixed injection head that prevents and rock.
Example 2: the movable tube 23 include electromagnetism piece 20, electromagnetism piecemeal 17, block pipe 12, with lead to groove 21, electromagnetism piece 20 is provided with two, and two electromagnetism pieces 20 distribute in the axis mirror image of movable tube 23, and electromagnetism piecemeal 17 is provided with a plurality ofly, and a plurality of electromagnetism piecemeal 17 encircle the setting in the central point of movable tube 23, block the pipe 12 and closely laminate with the inner wall of movable tube 23, and steerable magnetic current body passes through magnetism and removes, wherein: one end of the electromagnetic block 20 is precisely attached to one end of the steel block 16, and the steel block 16 and the connecting ring 19 are made of silicon steel materials and conduct magnetism after connection.
Example 3: fixed pipe 11 passes through slider 7 and moves the setting from right to left in the inside of spout 6, produces the state of slope, with the better laminating of injection head, wherein: the fixed ring 14, the movable tube 23 and the connecting ring 19 are distributed in an inclined arrangement at the left end, the inlet of the through groove 21 corresponds to the outlet of the storage tank 13, and the liquid magnet is arranged in the storage tank 13 to prevent the liquid magnet from being lost.
Example 4: the connecting ring 19 is provided with a circle of ceramic chips at the connecting position with the movable pipe 23 and on the outer surface, so that magnetic isolation is realized.
The working principle is as follows: firstly, moving a first die 1 to a second die 2 by a power device, so that the first die 1 is completely closed with the second die 2, an extrusion block 3 is fixed at one side of a die cavity 22 to form a sealed cavity, moving an injection head, the injection head enters a fixed tube 11, the most marginal end of the injection head enters the interior of a fixed ring 14, the fixed ring 14 fixes the injection head, the injection head moves, so that a connecting strip 15 rotates along with a rotating shaft 18, the connecting strip 15 extends to a straight line, through the opening of an electromagnetic block 20, the electromagnetic block 17 is closed, magnetic fluid adsorbed on the electromagnetic block 17 is concentrated on the electromagnetic block 20, the electromagnetic block 20 is connected with the connecting ring 19 and the steel block 16, through the magnetic conduction effect, the connecting ring 19 and the steel block 16 generate magnetism, the magnetic fluid in a blocking tube 12 is moved to the connecting ring 19 and the steel block 16, so as to wrap the periphery of the injection head, filling a gap between injection heads, fixing the injection heads, extruding through a fixed pipe 11, moving a sliding block 7 in a sliding groove 6 in a first mould 1, moving a discharge pipe 9 to a discharge hole 4, deforming a spring 8 during continuous pressurization to move the discharge pipe 9 out of the discharge hole 4, extruding a material by the injection heads, enabling the material to enter the mould, slowly moving the injection heads backwards through extrusion of the injection heads, changing the suction force of an electromagnetic block 20 to enable a magnetic fluid to flow from a connecting ring 19 to a movable pipe 23, changing the position through the change of the position of the injection heads, folding the connecting strip 15 through the movement of the injection heads by a rotating shaft, closing the current of the electromagnetic block 20 when the injection heads are retracted, opening an electromagnetic block 17 to enable the magnetic fluid to be not fixed any more, separating the injection heads from the fixed ring, and completing injection, the first mold 1 and the second mold 2 are opened to drop the plastic plate.
Claims (5)
1. The utility model provides a be used for interior decoration environmental protection plastic slab injection mold, includes first mould (1) and second mould (2), one side of first mould (1) is provided with second mould (2), its characterized in that, one side fixedly connected with install bin (5) of first mould (1), the inside fixedly connected with of first mould (1) dummy block (3), die cavity (22) have been seted up to the inside of second mould (2), discharge opening (4) have been seted up to the inside of dummy block (3), spout (6) have been seted up to the inside of first mould, the inside swing joint of spout (6) has slider (7), the fixed pipe (11) of bottom fixedly connected with of slider (7), the one end fixedly connected with discharging pipe (9) of fixed pipe (11), the surface swing joint of discharging pipe (9) has spring (8), the inner wall fixedly connected with bin (13) of discharging pipe (9), the inside of bin (13) has seted up mouth (10), the inside fixedly connected with of discharging pipe (9) has fixed connecting ring (19), the surface and the equal fixed connecting ring (19) of discharging pipe (19), the back fixed connection has the movable block (23) of movable pipe (23), the movable pipe (17) that all around fixed connection has been connected with, the electromagnetic blocks (20) are fixedly connected to two sides of the movable pipe (23), one side of the movable pipe (23) is movably connected with a connecting strip (15), the inside of the connecting strip (15) is movably connected with a rotating shaft (18), one side of the connecting strip (15) is fixedly connected with a fixing ring (14), the inside of the movable pipe (23) is fixedly connected with a blocking pipe (12), and the top and the bottom of the movable pipe (23) are provided with through grooves (21);
the discharge pipe (9) is of a circular pipe structure with one end and a funnel-shaped structure with one end inclined downwards, and one end of the discharge pipe (9) extends to the right side of the interior of the discharge hole (4);
the discharge pipe (9) comprises a connecting ring (19), a steel block (16), four connecting strips (15), a movable pipe (23) and a fixing ring (14), the diameter of the fixing ring (14) is smaller than the inner diameter of the movable pipe (23), the inner diameter of the movable pipe (23) is smaller than the inner diameter of the connecting ring (19), rotating shafts (18) are arranged at one end, the other end and the middle of each connecting strip (15), the four connecting strips (15) are arranged, and the four connecting strips (15) are distributed in a cross shape at the central point of the fixing ring (14);
the movable pipe (23) include electromagnetism piece (20), electromagnetism piecemeal (17), block pipe (12), with lead to groove (21), electromagnetism piece (20) are provided with two, two electromagnetism piece (20) distribute in the axis mirror image of movable pipe (23), electromagnetism piecemeal (17) are provided with a plurality ofly, and are a plurality of electromagnetism piecemeal (17) encircle the setting in the central point of movable pipe (23), block that the inner wall of pipe (12) and movable pipe (23) closely laminates.
2. The injection mold for an environmentally friendly plastic panel for interior decoration according to claim 1, wherein: the one end of electromagnetism piece (20) and the accurate laminating of the one end of steel block (16), steel block (16) and go-between (19) are the silicon steel material preparation and form.
3. The injection mold for an interior finishing environment-friendly plastic plate as claimed in claim 1, wherein: the fixed pipe (11) is arranged in the sliding groove (6) through the sliding block (7) in a moving mode from right to left.
4. The injection mold for an interior finishing environment-friendly plastic plate as claimed in claim 1, wherein: the fixing ring (14), the movable pipe (23) and the connecting ring (19) are obliquely distributed at one left end, the inlet of the through groove (21) corresponds to the outlet of the storage tank (13), and a liquid magnet is arranged in the storage tank (13).
5. The injection mold for an interior finishing environment-friendly plastic plate as claimed in claim 1, wherein: the connecting ring (19) is positioned at the connecting position with the movable pipe (23) and the outer surface of the connecting ring is provided with a circle of ceramic chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155329.5A CN112976498B (en) | 2021-04-25 | 2021-04-25 | Be used for interior decoration environmental protection plastic slab injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155329.5A CN112976498B (en) | 2021-04-25 | 2021-04-25 | Be used for interior decoration environmental protection plastic slab injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112976498A CN112976498A (en) | 2021-06-18 |
| CN112976498B true CN112976498B (en) | 2023-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110155329.5A Active CN112976498B (en) | 2021-04-25 | 2021-04-25 | Be used for interior decoration environmental protection plastic slab injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112976498B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211467311U (en) * | 2019-10-14 | 2020-09-11 | 云和县鸿林玩具有限公司 | Cosmetic bottle injection blow molding die cavity not prone to wire drawing and blocking |
| CN211730061U (en) * | 2020-03-03 | 2020-10-23 | 嘉兴市广杰塑业有限公司 | Injection mold convenient to inject raw materials |
-
2021
- 2021-04-25 CN CN202110155329.5A patent/CN112976498B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211467311U (en) * | 2019-10-14 | 2020-09-11 | 云和县鸿林玩具有限公司 | Cosmetic bottle injection blow molding die cavity not prone to wire drawing and blocking |
| CN211730061U (en) * | 2020-03-03 | 2020-10-23 | 嘉兴市广杰塑业有限公司 | Injection mold convenient to inject raw materials |
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| Publication number | Publication date |
|---|---|
| CN112976498A (en) | 2021-06-18 |
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Effective date of registration: 20230104 Address after: 518081 East 302, Floor 3, Building 4, Shatoujiao Industrial Zone, Yantian Comprehensive Bonded Zone, No. 2015, Shenyan Road, Pengwan Community, Haishan Street, Yantian District, Shenzhen, Guangdong Applicant after: Shenzhen Qingfeng International Construction Technology Development Co.,Ltd. Address before: 518125 1311 Ruijun building, 108 Shajing Central Road, Shangxing community, Xinqiao street, Bao'an District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Dingli Electronic Technology Co.,Ltd. |
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Effective date of registration: 20240410 Address after: 518000, West 3rd Floor, Building 4, Shatoujiao Industrial Zone, Yantian Comprehensive Bonded Zone, No. 2015 Shenyan Road, Pengwan Community, Haishan Street, Yantian District, Shenzhen, Guangdong Province, China Patentee after: Shenzhen Kaixu Technology Co.,Ltd. Country or region after: China Address before: 518081 East 302, Floor 3, Building 4, Shatoujiao Industrial Zone, Yantian Comprehensive Bonded Zone, No. 2015, Shenyan Road, Pengwan Community, Haishan Street, Yantian District, Shenzhen, Guangdong Patentee before: Shenzhen Qingfeng International Construction Technology Development Co.,Ltd. Country or region before: China |