CN103737807A - Novel plastic chair mold and application method of same - Google Patents
Novel plastic chair mold and application method of same Download PDFInfo
- Publication number
- CN103737807A CN103737807A CN201310730018.2A CN201310730018A CN103737807A CN 103737807 A CN103737807 A CN 103737807A CN 201310730018 A CN201310730018 A CN 201310730018A CN 103737807 A CN103737807 A CN 103737807A
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- China
- Prior art keywords
- core
- chair
- mould
- rear mold
- mold
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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.)
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Classifications
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- 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
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- 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
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
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- 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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- 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
- B29C45/40—Removing or ejecting moulded articles
Abstract
The invention provides a novel plastic chair mold, comprising a front mold and a rear mold, wherein a mold core is arranged between the front mold and the rear mold; slide blocks are arranged at two sides of the mold core; bottom molds are arranged below the mold core and the two slide blocks; first open pores are formed at two sides of the rear mold; a first guide roller is tipsily and fixedly arranged on each open pore; the slide blocks are inserted into the first guide rollers; second open pores are formed at the rear end of the mold core; third open pores are formed at the left side and the right side of the mold core. The invention also provides an application method of the novel plastic chair mold. By adopting the novel plastic chair mold and the application method of the same provided by the invention, the novel plastic chair mold is simple in structure, reasonable in design, stable in transfer force, smooth to demold, simple and fast, the cylinder is adopted as power, nitrogen is adopted to aerate, the core-pulling procedures on legs and handrails of the chair are removed, the materials are saved, the production cost is saved, and the weight of the chair is reduced.
Description
Technical field
The present invention relates to the using method of novel plastic chair mould and this mould.
Background technology
The features such as Plastic chair is daily living article, and Plastic chair is whole structure, and shape matching is complicated, has process velocity fast, and cost is low, are widely used in restaurant, family etc.Current Plastic chair is all generally that process velocity is fast by mould of plastics single injection-molded, but due to chair, comprises the structures such as chair pin, seat support, the chair back and handrail, so ubiquity design is unreasonable, demoulding difficulty, the problems such as waste material.
Summary of the invention
It is a kind of reasonable in design that technical problem to be solved by this invention is to provide, and the demoulding is smooth, saves the novel plastic chair mould of material.
The invention provides a kind of novel plastic chair mould, comprise front mould and rear mold, between described front mould and described rear mold, be provided with core, described core both sides are equipped with slide block, at described core and described two slide blocks, have bed die; Equal the first perforate in both sides in described rear mold, described the first perforate is the perforate that both sides tilt to the left and right, in described each first perforate, tilts and is fixedly installed the first guide bars, described slide block is interspersed on described the first guide bars; In the rear end of described core, be provided with the second perforate, in described rear mold, through described the second perforate, be provided with the second guide bars; Left and right sides at described core are equipped with the 3rd perforate, on the described slide block of described core both sides, through described the 3rd perforate, are provided with the 3rd guide bars.
Further, in described rear mold, both sides are provided with the first groove, are provided with described the first perforate on described the first groove, and one end of described slide block is connected in described the first groove.
Further, both sides in described rear mold 2 are provided with fixed block, on described fixed block, connect oil cylinder, on described fixed block, be provided with bayonet socket, described oil cylinder comprises cylinder body and piston rod, described cylinder body is fixed on described slide block, and described piston rod end is provided with buckle, and described buckle is connected in described bayonet socket and is fixed on described fixed block.
Further, on described bed die, be provided with four the second grooves, described the second groove is arranged at the below of four chair legs of described front mould, described rear mold, described core and described two slide blocks formation, and described the second groove and described front mould, described rear mold, described core and described two slide blocks form chair leg chambeies.
Further, described chair leg chamber is communicated with nitrogen pump by described the second groove.
The present invention also provides a kind of using method of novel plastic chair mould, comprises
S1: during mold closing, between front mould, rear mold, core, two slide blocks and bed die, mould closes the whole die cavity that forms Plastic chair mutually, the sizing material of the 20%-30% of first injection moulding chair overall volume, then open and be communicated with outside nitrogen pump, marginal not is moulded the inflation of Dui Yitui chamber, limit, and nitrogen pump is upwards inflation in chair leg chamber, and sizing material can not filled with whole chair leg, treat that sizing material forms chair pin on the second groove, nitrogen pump quits work;
S2: during die sinking, front mould exits; By the first guide bars, the second guide bars, release two slide blocks and core, make two slide blocks separated with rear mold with core, by separated two slide blocks of the 3rd guide bars and core, like this, completed die sinking action, Plastic chair just can be extracted out.
Further, in step S2, by the outside motion pushing piston-rod of cylinder body, by the first guide bars, the second guide bars, release two slide blocks and core.
Adopt the using method of novel plastic chair mould provided by the invention and this mould, simple in structure, reasonable in design, adopt oil cylinder as power, transmission power is steady, the demoulding is smooth and easy, adopts nitrogen inflation, has exempted the operation of loosing core in chair shank and handrail position, simple and efficient, save material, save production cost, chair weight saving.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 schematically illustrates the schematic diagram of the novel plastic chair mould that the invention process example provides;
Fig. 2 schematically illustrates the rear mold front view that the invention process example provides;
Fig. 3 schematically illustrates the rear mold side view that the invention process example provides;
Fig. 4 schematically illustrates the front mould front view that the invention process example provides;
Fig. 5 schematically illustrates the rear mold side view that the invention process example provides;
Fig. 6 schematically illustrates the core top view that the invention process example provides;
Fig. 7 schematically illustrates the core side view that the invention process example provides;
Fig. 8 schematically illustrates the slide block side view that the invention process example provides;
Fig. 9 schematically illustrates the slide block rearview that the invention process example provides;
Figure 10 schematically illustrates the bed die top view that the invention process example provides.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
With reference to accompanying drawing, the embodiment of the present invention provides a kind of novel plastic chair mould, comprises front mould 1 and rear mold 2 that mutual mould closes, the front of front mould 1 is provided with front die cavity 11, the front of rear mold 2 is provided with rear die cavity 21, and when front mould 1 and rear mold 2 moulds close, front die cavity 11 is communicated with rear die cavity 21.In the cavity of front mould 1 and rear mold 2 formation, be provided with core 3, core 3 both sides are equipped with slide block 5, at core 3 and two slide blocks 5, have bed die 4; Like this, front mould 1, rear mold 2, core 3, two slide blocks 5 and the mutual mould of bed die 4 close the whole die cavity that forms Plastic chair.
In the both sides of rear die cavity 21, be provided with the first groove 25, on the first groove 25, be provided with the first perforate 23, the first perforate 23 is the perforate that both sides tilt to the left and right, in each first perforate 23, tilt and be fixedly installed the first guide bars 22, on the first guide bars 22, be interspersed with slide block 5, one end of slide block 5 is connected in the first groove 25, and rear mold 2 can be closed by the guide effect mould of the first guide bars 22 with slide block 5 or be separated; In the both sides of rear mold 2, be provided with fixed block 24, on fixed block 24, connect oil cylinder 26, oil cylinder 26 is preferably hydraulic jack, on fixed block 24, be provided with bayonet socket 241, oil cylinder 26 comprises cylinder body 261 and piston rod 262, cylinder body 261 is fixed on slide block 5, and piston rod 262 ends are provided with buckle (not shown in FIG.), and buckle is connected in bayonet socket 241 and is fixed on fixed block 24.
Trailing flank at core 3 is provided with the second perforate 31, in rear mold 2, through the second perforate 31, is provided with the second guide bars (not shown in FIG.); Left and right sides at core 3 are equipped with the 3rd perforate 32, on the slide block 5 of core 3 both sides, through the 3rd perforate 32, are provided with the 3rd guide bars (not shown in FIG.); When slide block 5 can be by the first guide bars 22 guide effect when separated with rear mold 2, core 3 is separated by the guide effect of the second guide bars with rear mold 2, core 3 is separated by the 3rd guide bars with the slide block 5 of both sides.
On bed die 4, be provided with four the second grooves 41, the second groove 41 is arranged at the below of four chair legs of front mould 1, rear mold 2, core 3 and two slide blocks 5 formation, the second groove 41 forms chair leg chamber with front mould 1, rear mold 2, core 3 and two slide blocks 5, chair leg chamber is communicated with outside nitrogen pump (not shown in FIG.) by the second groove 41, in the process of injection moulding, nitrogen is poured in chair leg chamber, make the sizing material of injection moulding can not fill with whole chair leg, hollow chair leg has been exempted the operation of loosing core, simple and efficient, save production cost, and the total quality of Plastic chair is lightened.
The using method of this novel plastic chair mould is as follows:
(1) during mold closing, between front mould 1, rear mold 2, core 3, two slide blocks 5 and bed die 4, mould closes the whole die cavity that forms Plastic chair mutually, the sizing material of the 20%-30% of first injection moulding chair overall volume, then open and be communicated with outside nitrogen pump, marginal not is moulded the inflation of Dui Yitui chamber, limit, and nitrogen pump is upwards inflation in chair leg chamber, and sizing material can not filled with whole chair leg, treat that sizing material forms chair pin on the second groove 41, nitrogen pump quits work.
(2), during die sinking, front mould 1 exits; The outside motion pushing piston-rod 262 of cylinder body 261, releases two slide blocks 5 and core 3 by the first guide bars 22, the second guide bars, makes two slide blocks 5 separated with rear mold 2 with core 3, by separated two slide blocks 5 of the 3rd guide bars and core 3, like this, completed die sinking action, Plastic chair just can be extracted out.
As can be seen from the above description, the novel plastic chair mould that the employing embodiment of the present invention provides and the using method of this mould, can reach following technique effect:
Simple in structure, reasonable in design, adopt oil cylinder as power, transmission power is steady, and the demoulding is smooth and easy, adopts nitrogen inflation, has exempted the operation of loosing core in chair shank and handrail position, simple and efficient, saves material, save production cost, chair weight saving.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. a novel plastic chair mould, comprise front mould (1) and rear mold (2), it is characterized in that, between described front mould (1) and described rear mold (2), be provided with core (3), described core (3) both sides are equipped with slide block (5), at described core (3) and described two slide blocks (5), have bed die (4);
In upper equal the first perforates in both sides (23) of described rear mold (2), described the first perforate (23) is the perforate that both sides tilt to the left and right, in described each first perforate (23), tilt and be fixedly installed the first guide bars (22), described slide block (5) is interspersed on described the first guide bars (22); Trailing flank at described core (3) is provided with the second perforate (31), upper in described rear mold (2), through described the second perforate (31), is provided with the second guide bars; Left and right sides at described core (3) are equipped with the 3rd perforate (32), upper at the described slide block (5) of described core (3) both sides, through described the 3rd perforate (32), are provided with the 3rd guide bars.
2. novel plastic chair mould as claimed in claim 1, it is characterized in that, in the upper both sides of described rear mold (2), be provided with the first groove (25), on described the first groove (25), be provided with described the first perforate (23), one end of described slide block (5) is connected in described the first groove (25).
3. novel plastic chair mould as claimed in claim 1 or 2, it is characterized in that, in the both sides of described rear mold 2, be provided with fixed block (24), the upper oil cylinder (26) that connects of described fixed block (24), on described fixed block (24), be provided with bayonet socket (241), described oil cylinder (26) comprises cylinder body (261) and piston rod (262), described cylinder body (261) is fixed on described slide block (5), described piston rod (262) end is provided with buckle, and described buckle is connected in described bayonet socket (241) and is fixed on described fixed block (24).
4. novel plastic chair mould as claimed in claim 3, it is characterized in that, on described bed die (4), be provided with four the second grooves (41), described the second groove (41) is arranged at the below of four chair legs of described front mould (1), described rear mold (2), described core (3) and described two slide blocks (5) formation, and described the second groove (41) forms chair leg chamber with described front mould (1), described rear mold (2), described core (3) and described two slide blocks (5).
5. novel plastic chair mould as claimed in claim 4, is characterized in that, described chair leg chamber is communicated with nitrogen pump by described the second groove (41).
6. a using method for novel plastic chair mould, is characterized in that,
S1: during mold closing, between front mould (1), rear mold (2), core (3), two slide blocks (5) and bed die (4), mould closes the whole die cavity that forms Plastic chair mutually, the sizing material of the 20%-30% of first injection moulding chair overall volume, then open and be communicated with outside nitrogen pump, marginal not is moulded the inflation of Dui Yitui chamber, limit, and nitrogen pump is upwards inflation in chair leg chamber, and sizing material can not filled with whole chair leg, treat that sizing material is at the upper chair pin that forms of the second groove (41), nitrogen pump quits work;
S2: during die sinking, front mould (1) exits; By the first guide bars (22), the second guide bars, release two slide blocks (5) and core (3), make two slide blocks (5) separated with rear mold (2) with core (3), by separated two slide blocks (5) of the 3rd guide bars and core (3), like this, completed die sinking action, Plastic chair just can be extracted out.
7. the using method of novel plastic chair mould as claimed in claim 6, it is characterized in that, in step S2, by the outside motion pushing piston-rod (262) of cylinder body (261), by the first guide bars (22), the second guide bars, release two slide blocks (5) and core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730018.2A CN103737807B (en) | 2013-12-26 | 2013-12-26 | Plastic chair mold and this mold use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730018.2A CN103737807B (en) | 2013-12-26 | 2013-12-26 | Plastic chair mold and this mold use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103737807A true CN103737807A (en) | 2014-04-23 |
| CN103737807B CN103737807B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310730018.2A Active CN103737807B (en) | 2013-12-26 | 2013-12-26 | Plastic chair mold and this mold use method |
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| Country | Link |
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| CN (1) | CN103737807B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563765A (en) * | 2016-02-25 | 2016-05-11 | 浙江森川家具有限公司 | Injection mold suitable for complex plastic part and demolding method of injection mold |
| CN107160641A (en) * | 2017-07-20 | 2017-09-15 | 揭阳市大立模具厂有限公司 | The imitative wooden hollow chair leg armchair mould of once injection moulding |
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| CN1045223A (en) * | 1989-03-01 | 1990-09-12 | 格罗斯菲莱克斯萨尔公司 | The monolithic seat that injected plastics material is made |
| JPH06304034A (en) * | 1993-04-23 | 1994-11-01 | Itoki Crebio Corp | Manufacture of synthetic resin leg body for chair |
| US20110278903A1 (en) * | 2010-05-11 | 2011-11-17 | Knoll, Inc. | Gas-assisted co-injection molded chair |
| CN102285077A (en) * | 2011-05-27 | 2011-12-21 | 浙江星威办公家具制造有限公司 | De-molding mechanism for plastic chair mold |
| CN202264363U (en) * | 2011-09-16 | 2012-06-06 | 浙江星威办公家具制造有限公司 | Cylinder double-ejection angle-lifting mold releasing mechanism for plastic chair molds |
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| CN203752424U (en) * | 2013-12-26 | 2014-08-06 | 揭阳市格润工业设计有限公司 | Novel plastic chair mold |
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2013
- 2013-12-26 CN CN201310730018.2A patent/CN103737807B/en active Active
Patent Citations (7)
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|---|---|---|---|---|
| CN1045223A (en) * | 1989-03-01 | 1990-09-12 | 格罗斯菲莱克斯萨尔公司 | The monolithic seat that injected plastics material is made |
| JPH06304034A (en) * | 1993-04-23 | 1994-11-01 | Itoki Crebio Corp | Manufacture of synthetic resin leg body for chair |
| US20110278903A1 (en) * | 2010-05-11 | 2011-11-17 | Knoll, Inc. | Gas-assisted co-injection molded chair |
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| CN202264363U (en) * | 2011-09-16 | 2012-06-06 | 浙江星威办公家具制造有限公司 | Cylinder double-ejection angle-lifting mold releasing mechanism for plastic chair molds |
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Non-Patent Citations (1)
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| 曹驰 等: "《塑料座椅注塑模设计》", 《模具技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563765A (en) * | 2016-02-25 | 2016-05-11 | 浙江森川家具有限公司 | Injection mold suitable for complex plastic part and demolding method of injection mold |
| CN107160641A (en) * | 2017-07-20 | 2017-09-15 | 揭阳市大立模具厂有限公司 | The imitative wooden hollow chair leg armchair mould of once injection moulding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103737807B (en) | 2015-12-02 |
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Effective date of registration: 20210122 Address after: 522000 Jieyang Airport Economic Zone, Jieyang City, Guangdong Province Patentee after: JIEYANG DALI PLASTICS MOULD FACTORY Co.,Ltd. Address before: 522021 Jieyang airport district management committee office building, Jieyang City, Guangdong Province Patentee before: JIEYANG GERUN INDUSTRIAL DESIGN Co.,Ltd. |