CN209191197U - A kind of injection mold of single injection-molded plastic-steel composite shuttering - Google Patents
A kind of injection mold of single injection-molded plastic-steel composite shuttering Download PDFInfo
- Publication number
- CN209191197U CN209191197U CN201821936443.1U CN201821936443U CN209191197U CN 209191197 U CN209191197 U CN 209191197U CN 201821936443 U CN201821936443 U CN 201821936443U CN 209191197 U CN209191197 U CN 209191197U
- Authority
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- China
- Prior art keywords
- core
- steel composite
- composite shuttering
- block
- plastic
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- 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.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 239000002131 composite material Substances 0.000 title claims abstract description 42
- 238000009416 shuttering Methods 0.000 title claims abstract description 42
- 238000002347 injection Methods 0.000 title claims abstract description 26
- 239000007924 injection Substances 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 37
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 238000000465 moulding Methods 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 17
- 229920003023 plastic Polymers 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to technical field of mold, refers in particular to a kind of injection mold of single injection-molded plastic-steel composite shuttering；Including upper compound plate, lower compound plate, type chamber is provided on upper compound plate, type core is provided on lower compound plate, the core package includes the recessed core body in middle part, core body it is recessed in be provided with core block, slanted kicking block is provided in the core body of core block surrounding, between the inner sidewall of each slanted kicking block and side wall corresponding in core block, the space for forming plastic-steel composite shuttering is formed between the core block in the closed area formed after molding and type chamber in type chamber and slanted kicking block, the magnet steel that the metal framework being inlaid in several pairs of plastic-steel composite shutterings on the inner sidewall of slanted kicking block is positioned；The utility model positions setting in metal framework by the way that magnet steel is arranged on the inner wall of slanted kicking block, can prevent the metal framework in injection moulding process from shifting, realize plastic-steel one-pass molding, reduce production difficulty, improve the quality of product.
Description
Technical field:
The utility model belongs to technical field of mold, refers in particular to a kind of injection mould of single injection-molded plastic-steel composite shuttering
Tool.
Background technique:
Building template is a kind of temporary supporting structure, makes by design requirement, makes concrete structure, component by defined
Position, geometric dimension forming, keep its correct position, and bear the external loads of building template self weight and effect on it.Into
The purpose of row form work engineering is to guarantee concrete engineering quality and construction safety, accelerate construction progress and reduce engineering cost.
Plastic building template is widely used on construction site due to its is at low cost, light weight and recycling facilitate the features such as.
But current plastic building template is all-plastic structure, and integral strength is inadequate, to avoid occurring fried mould phenomenon in use process.
In order to improve above-mentioned phenomenon, occurs Plastic-steel form board in the market, but be not using plastic-steel single injection-molded.
Summary of the invention:
Positioning can be carried out to metal framework the purpose of the utility model is to provide one kind improves product quality, reduction processing
The injection mold of the single injection-molded plastic-steel composite shuttering of difficulty.
The utility model is realized in this way:
A kind of injection mold of single injection-molded plastic-steel composite shuttering, including upper compound plate, lower compound plate, set on upper compound plate
It is equipped with type chamber, type core is provided on lower compound plate, the core package includes the recessed core body in middle part, in the recessed of core body
It is inside provided with core block, slanted kicking block, the inner sidewall and type core of each slanted kicking block are provided in the core body of core block surrounding
On block between corresponding side wall, in type chamber and slanted kicking block between the core block in the closed area formed after molding and type chamber shape
At the space for forming plastic-steel composite shuttering, the gold being inlaid on the inner sidewall of slanted kicking block in several pairs of plastic-steel composite shutterings
Belong to the magnet steel that frame is positioned.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the upper plane of the core block is set
It is equipped with several for placing the groove of the square tube in plastic-steel composite shuttering.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, inlayed on the inner bottom surface of the groove
Embedded with several magnet steel for being positioned to square tube.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the both ends of the groove are set respectively
It is equipped with the U-shaped protrusion positioned to square tube.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the square tube both ends are respectively set
There is positioning cap, positioning cap includes positioning plate, and plug division is provided on the one side of positioning plate, and plug division is plugged in inner hole of square
It is interior, and when upper end of positioning plate is located at the external molding of the upper plane of square tube, abuts with type chamber, the positioning plate is with plug division
Integral structure.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the upper plane of the core block is set
It is equipped with the reinforcing rib forming tank for forming the reinforcing rib on plastic-steel composite shuttering.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, it is provided with and pours on the lower compound plate
Mouthful, sprue and runners connection, there are six above towards injecting going out for raw material in the space of molding plastic-steel composite shuttering for setting on runner
Expects pipe.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the runner is in king's font, out
Expects pipe two are one group, and every group of discharge nozzle is symmetrically connected on runner along the center vertical pivot of king's word.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the metal framework is by respective counts
The metal plate of amount successively joins end to end, and is arranged with positioning sleeve, the upper plane of positioning sleeve respectively at the both ends of each metal plate
Abutted with type chamber, lateral surface is abutted with the inner sidewall of slanted kicking block, baseplane is abutted with baseplane recessed on type core, inner sidewall with
The corresponding side wall of core block abuts.
In a kind of injection mold of above-mentioned single injection-molded plastic-steel composite shuttering, the upper plane of the positioning sleeve is logical
It crosses protrusion to abut with type chamber, lateral surface is abutted by outer lug with the inner sidewall of slanted kicking block, and baseplane passes through lower convexity and type
Recessed baseplane abuts on core, and inner sidewall is abutted by internal projection with the side wall of core block.
The advantage that the utility model protrudes compared with prior art is:
1, the utility model is positioned in metal framework by the way that magnet steel is arranged on the inner wall of slanted kicking block to being arranged, can be with
It prevents the metal framework in injection moulding process from shifting, realizes plastic-steel one-pass molding, by the difficulty of production, improve the matter of product
Amount.
2, the magnet steel of the utility model setting positions square tube, and the U-shaped protrusion in the groove of type core can the side of erecting
Pipe is packaged in plastics outside square tube, and the effect of Dual positioning can also be played in injection moulding process.
3, positioning cap is arranged at the both ends of square tube in the utility model, on the one hand can prevent the raw material of melting from entering to fall square tube
Interior, another party can position in the up-down direction square tube, improve the qualification rate of finished product.
4, the positioning sleeve that the utility model is arranged on metal framework, can on four direction to metal framework carry out into
The limit of one step, improves the qualification rate of finished product.
Detailed description of the invention:
Fig. 1 is the stereoscopic schematic diagram of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the A-A cross-sectional view of Fig. 2；
Fig. 4 is the portion the A enlarged diagram of Fig. 3；
Fig. 5 is the B-B cross-sectional view of Fig. 2；
Fig. 6 is the portion the B enlarged diagram of Fig. 5；
Fig. 7 is the portion the C enlarged diagram of Fig. 1；
The rear mold and the schematic diagram after the disassembly of rear mould bases that Fig. 8 is the utility model, include square tube, metal framework in figure；
Fig. 9 is the portion the D enlarged diagram of Fig. 8；
The rear mold and the schematic diagram after the disassembly of rear mould bases that Figure 10 is the utility model；
Figure 11 is the portion the E enlarged diagram of Figure 10；
Figure 12 is the portion the F enlarged diagram of Figure 10；
Figure 13 is that the both ends of the square tube of the utility model are provided with the schematic diagram of positioning cap；
Figure 14 is the portion the G enlarged diagram of Figure 13；
Figure 15 is that the both ends of the square tube of the utility model are provided with the main view of positioning cap；
Figure 16 is the C-C cross-sectional view of Figure 15；
Figure 17 is the portion the H enlarged diagram of Figure 16；
Figure 18 is one of positioning cap stereoscopic schematic diagram of the utility model；
Figure 19 is the two of the positioning cap stereoscopic schematic diagram of the utility model；
Figure 20 is that the both ends of the metal plate of the metal framework of the utility model are provided with the schematic diagram of positioning sleeve；
Figure 21 is the portion the I enlarged diagram of Figure 20；
Figure 22 is the schematic diagram of the positioning sleeve of the utility model.
In figure: 1, upper compound plate；2, lower compound plate；3, type chamber；4, type core；5, core body；6, core block；7, slanted kicking block；8,
Metal framework；9, magnet steel；10, square tube；11, groove；12, U-shaped protrusion；13, positioning cap；14, positioning plate；15, plug division；16,
Reinforcing rib forming tank；17, cast gate；18, runner；19, discharge nozzle；20, guide post；21, positioning sleeve；22, upper protrusion；23, outer lug；
24, lower convexity；25, internal projection；26, the main body of template；27, ejector retainner plate；28, column；29, thimble compound plate；30, support block；31, prolong
Extending portion；32, oil cylinder；33, piston rod.
Specific embodiment:
The utility model is further described with specific embodiment below, referring to Fig. 1-22:
A kind of injection mold of single injection-molded plastic-steel composite shuttering, including upper compound plate 1, lower compound plate 2, in upper compound plate 1
On be provided with type chamber 3, be provided with type core 4 on lower compound plate 2, the type core 4 includes the recessed core body 5 in middle part, in type core
Main body 5 it is recessed in be provided with core block 6, slanted kicking block 7, each slanted kicking block are provided in the core body 5 of 6 surrounding of core block
Between 7 inner sidewall and corresponding side wall in core block 6, in the closed area that type chamber 3 and slanted kicking block 7 are formed after molding
The space for forming plastic-steel composite shuttering is formed between core block 6 and type chamber 3, if being inlaid on the inner sidewall of slanted kicking block 7
The dry magnet steel 9 that metal framework 8 in plastic-steel composite shuttering is positioned.
Here metal framework 8 refers to carrying out the inner frame in the plastic-steel composite shuttering of single injection-molded.
The utility model will position metal framework 8 by magnet steel 9, prevent the metal framework 8 in injection moulding process from existing
The intracavitary generation displacement of type, leads to not injection molding.In addition, magnet steel 9 is using strong magnetic magnet steel, specific quantity is according to template
Size be designed.
Metal framework 8 can be the corrugated plating or I-steel or T steel etc. of straight plate or square-wave-shaped.
In order to increase the intensity of template, need that square tube 10 is arranged in template.In order to which square tube 10, the core block 6 is arranged
Upper plane be provided with it is several for placing the grooves 11 of square tube 10.Groove 11 is set generally along the length direction of core block 6
It sets, specific quantity is set according to actual conditions.
In order to further be positioned to square tube 10, it is inlaid on the inner bottom surface of the groove 11 several for square tube
10 magnet steel 9 positioned.
Due to being positioned using magnet steel 9, the metal framework 8 of the utility model, square tube 10, which will be selected, to be inhaled by magnet steel 9
Material firmly, such as iron, cobalt, nickel and its alloy, ferrite.It originally is the preferred iron of embodiment.
Square tube 10 and metal framework 8 are positioned by magnet steel 9, it is compound to be able to carry out single injection-molded production plastic-steel
Template, shaping efficiency height, good product quality.
Further, more than two U-shaped protrusions 12 positioned to square tube 10 are arranged at intervals in the groove 11.U
Shape protrusion 12 is molded directly in core block 6.Square tube 10 can be erected in groove 11 by U-shaped protrusion 12, make square tube 10
Several sides corresponding with groove 11 are each formed with gap, and in injection moulding process, the plastics of melting can be entered in gap
Square tube 10 is encased, and U-shaped protrusion 12 plays the role of Dual positioning in conjunction with magnet steel 9, locating effect is more preferable.
Cause square tube 10 mobile from the open end of groove 11 because of the effect of molten plastic in injection moulding process in order to prevent,
The utility model is respectively arranged with positioning cap 13 at 10 both ends of square tube, and positioning cap 13 includes positioning plate 14, in positioning plate 14
One side on be provided with plug division 15, plug division 15 is plugged in 10 inner hole of square tube, and the upper end of positioning plate 14 is located at square tube
It is abutted when the external molding of 10 upper plane with type chamber 3, the positioning plate 14 is an integral structure with plug division 15.Positioning cap 13
It is made of plastic material.By the abutting of positioning cap 13 and type chamber 3, the positioning in the up-down direction to square tube 10 is realized.
It can also prevent the plastics of melting from entering in square tube 10 at the both ends of square tube 10 in addition, positioning cap 13 blocks.It inserts for convenience
It connects, chamfering is set in the outer end of plug division 15.
The intensity of template in order to further increase, the upper plane of the core block 6 are provided with adding for molding strengthening ribs
Strengthening tendons forming tank 16.The shape of reinforcing rib forming tank 16 designs according to the actual situation, can use criss-cross structure or bee
Nest shape structure etc..The main body 26 of forming panel is used between the upper plane of core block 6 and the inner wall of type chamber 3.After molding, template
Main body 26, square tube 10, metal framework 8 and reinforcing rib form an entirety, be obtained with plastic-steel composite shuttering after demoulding
Finished product.
Further, it is provided with cast gate 17 on the lower compound plate 2, cast gate 17 is connect with runner 18, is provided on runner 18
Six or more the discharge nozzles 19 towards the intracavitary injected plastic of type.Type core 4, type chamber 3 are connected when molding by guide post 20.
In order to make injection molding uniformly, the runner 18 is in king's font, and discharge nozzle 19 two are one group, and every group of discharge nozzle 19 is along king
The center vertical pivot of word is symmetrically connected on runner 18.
Further, the metal framework 8 is successively joined end to end by the metal plate of respective numbers, in each metal plate
Both ends be arranged with positioning sleeve 21 respectively, the upper plane of positioning sleeve 21 abuts with type chamber 3, the inner sidewall of lateral surface and slanted kicking block 7
It abuts, baseplane recessed on baseplane and type core 4 abuts, inner sidewall side wall corresponding with core block 6 abuts.Pass through four sides
It is positioned to metal framework 8, metal framework 8 is effectively prevent to be displaced.
In order to improve the degree of connection between positioning sleeve 21 and plastics, the upper plane of the positioning sleeve 21 by upper raised 22 with
Type chamber 3 abuts, and lateral surface is abutted by outer lug 23 with the inner sidewall of slanted kicking block 7, and baseplane passes through on lower convexity 24 and type core 4
Recessed baseplane abuts, and inner sidewall is abutted by internal projection 25 with the side wall of core block 6.
The utility model core body 5 is connect, by column 28 and ejector retainner plate 27 and top with ejector retainner plate 27 by release link
Needle compound plate 29 connects, and ejector retainner plate 27, thimble compound plate 29 are connect by mandril with core body 5, in core body 5 and lower compound plate 2
Between be provided with support block 30, the left and right ends of the thimble compound plate 29 are respectively arranged with more than one extension 31, extension
31 stretch out except support block 30, and oil cylinder 32 is installed on each extension 31, and the piston rod 33 of oil cylinder 32 extends through company, portion 31
It connects on lower compound plate 2.The structure of the part is the conventional structure of mold.
The connection structure of type chamber 3 and cope plate 1 is conventional structure, and details are not described herein again.
The application method of the utility model:
Upper positioning sleeve 21 is covered at the both ends for constituting each metal plate of metal framework 8.Metal framework 8 is set in core block
Outside 6, metal framework 8 is positioned by the magnet steel 9 of corresponding position on slanted kicking block 7, meanwhile, the outer lug on positioning sleeve 21
23, internal projection 25 and the lower convexity 24 interior bottom recessed with the inner sidewall of slanted kicking block 7, the side wall of core block 6 and core body 4 respectively
Face abuts.Then positioning cap 13 is respectively set at the both ends of square tube 10, and square tube 10 is caught in U-shaped protrusion 12 and is erected at type core
In the groove 11 of block 6.Square tube 10 is positioned by magnet steel 9.Then type core 4 and type chamber 3 are molded, is positioned after molding
Upper raised the 22 of set are abutted with type chamber 3, and the upper end of positioning cap 21 is also abutted with type chamber 3, realize that metal framework 8 and square tube 10 exist
Positioning on upper and lower position.The plastics of melting are entered into forming cavity by cast gate 17, runner 19, discharge nozzle 19 by injection molding machine
Interior carry out injection molding.After molding, ejection device is carried out by oil cylinder 32.
Above-described embodiment is only one of preferred embodiment of the utility model, and the implementation of the utility model is not limited with this
Range, therefore: the equivalence changes that all shape, structure, principles according to the utility model are done should all be covered by the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of injection mold of single injection-molded plastic-steel composite shuttering, including upper compound plate (1), lower compound plate (2), in upper compound plate
(1) it is provided with type chamber (3) on, type core (4) are provided on lower compound plate (2), it is characterised in that: the type core (4) includes middle part
Recessed core body (5), core body (5) it is recessed in be provided with core block (6), in the type core of core block (6) surrounding
Be provided in main body (5) slanted kicking block (7), between the inner sidewall and corresponding side wall on core block (6) of each slanted kicking block (7),
Type chamber (3) and slanted kicking block (7) formed between the core block (6) in the closed area formed after molding and type chamber (3) at
The space of type plastic-steel composite shuttering, the metal frame being inlaid on the inner sidewall of slanted kicking block (7) in several pairs of plastic-steel composite shutterings
The magnet steel (9) that frame (8) is positioned.
2. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 1, it is characterised in that: institute
The upper plane for stating core block (6) is provided with several grooves (11) for being used to place the square tube (10) in plastic-steel composite shuttering.
3. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 2, it is characterised in that: institute
It states and is inlaid with several magnet steel (9) for being positioned to square tube (10) on the inner bottom surface of groove (11).
4. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 2 or 3, feature exist
In: the both ends of the groove (11) are respectively arranged with the U-shaped protrusion (12) positioned to square tube (10).
5. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 2 or 3, feature exist
In: square tube (10) both ends are respectively arranged with positioning cap (13), and positioning cap (13) includes positioning plate (14), in positioning plate (14)
One side on be provided with plug division (15), plug division (15) are plugged in square tube (10) inner hole, and the upper end of positioning plate (14)
It is abutted when positioned at the external molding of the upper plane of square tube (10) with type chamber (3), the positioning plate (14) and plug division (15) are one
Body formula structure.
6. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 1 or 2, feature exist
In: the upper plane of the core block (6) is provided with the reinforcing rib forming tank for forming the reinforcing rib on plastic-steel composite shuttering
(16)。
7. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 1, it is characterised in that: institute
It states and is provided on lower compound plate (2) cast gate (17), cast gate (17) is connect with runner (18), and there are six the above courts for setting on runner (18)
Form the discharge nozzle (19) that raw material is injected in the space of plastic-steel composite shuttering.
8. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 7, it is characterised in that: institute
Runner (18) are stated in king's font, discharge nozzle (19) two are one group, and every group of discharge nozzle (19) symmetrically connects along the center vertical pivot of king's word
It connects on runner (18).
9. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 1, it is characterised in that: institute
It states metal framework (8) successively to be joined end to end by the metal plate of respective numbers, be arranged with respectively at the both ends of each metal plate
Positioning sleeve (21), the upper plane of positioning sleeve (21) is abutted with type chamber (3), lateral surface is abutted with the inner sidewall of slanted kicking block (7), bottom is flat
Recessed baseplane abuts on face and type core (4), inner sidewall side wall corresponding with core block (6) abuts.
10. a kind of injection mold of single injection-molded plastic-steel composite shuttering according to claim 9, it is characterised in that:
The upper plane of the positioning sleeve (21) is abutted by upper raised (22) with type chamber (3), and lateral surface passes through outer lug (23) and oblique top
The inner sidewall of block (7) abuts, and baseplane is abutted by lower convexity (24) with baseplane recessed on type core (4), and inner sidewall passes through
Internal projection (25) is abutted with the side wall of core block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936443.1U CN209191197U (en) | 2018-11-22 | 2018-11-22 | A kind of injection mold of single injection-molded plastic-steel composite shuttering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936443.1U CN209191197U (en) | 2018-11-22 | 2018-11-22 | A kind of injection mold of single injection-molded plastic-steel composite shuttering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209191197U true CN209191197U (en) | 2019-08-02 |
Family
ID=67425473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936443.1U Expired - Fee Related CN209191197U (en) | 2018-11-22 | 2018-11-22 | A kind of injection mold of single injection-molded plastic-steel composite shuttering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209191197U (en) |
-
2018
- 2018-11-22 CN CN201821936443.1U patent/CN209191197U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liao Kangxin Inventor after: Ma Yingzhe Inventor after: Liao Ziyu Inventor after: Ma Jian Inventor before: Liao Kangxin Inventor before: Liao Ziyu Inventor before: Ma Jian Inventor before: Ma Yingzhe |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 |
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| CF01 | Termination of patent right due to non-payment of annual fee |