CN218701035U - A back cooling of moulding plastics and stereotype tool for assembling seat - Google Patents
A back cooling of moulding plastics and stereotype tool for assembling seat Download PDFInfo
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- CN218701035U CN218701035U CN202223155928.6U CN202223155928U CN218701035U CN 218701035 U CN218701035 U CN 218701035U CN 202223155928 U CN202223155928 U CN 202223155928U CN 218701035 U CN218701035 U CN 218701035U
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Abstract
The utility model discloses a back cooling design tool of moulding plastics for assembling seat, including supporting design base and crimping design base, be equipped with on the support design base with arc holding surface matched with arc design holding surface, crimping design base including be used for with equipment heavy groove matched with design crimping portion, the periphery of design crimping portion is equipped with and is used for protruding with outline outer fringe matched with design outer fringe, is equipped with on the crimping design base to be used for joining in marriage the projection one-to-one complex and dodges the passageway. The utility model discloses can realize the accurate cooling design to the back, the product form obtains accurate guarantee, and the rear end assembly is more smooth and easy high-efficient. Meanwhile, the stress in the product cooling process is uniformly adjusted, and the conditions of cracking and local damage are not easy to generate. The requirement of accurate alignment and matching with the backrest is met, the product cooling and shaping yield is greatly improved, and the injection molding operation time is shortened, so that the productivity is optimally utilized, and the production efficiency is greatly improved.
Description
Technical Field
The utility model relates to a back cooling of moulding plastics and finalizing design tool for assembling seat belongs to foaming injection molding cooling post forming's technical field.
Background
An injection mold is a tool for producing plastic products and also for giving the plastic products a complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
The injection molding is divided into soft plastic molding and hard plastic molding, and a backrest molded by foaming materials is used for being assembled and molded into a seat with better comfort level, the backrest is an assembled cushion body sleeved on the seat, the backrest comprises a cushion layer main body, one side of the cushion layer main body is provided with an arc-shaped supporting surface, the other side of the cushion layer main body is provided with an assembled sunken groove formed by the outer edge of the outline, the cushion layer main body is provided with a through slot, and the bottom wall of the assembled sunken groove is provided with a plurality of matching convex columns and at least one identification area.
This back is the shaping of foaming softwood, it needs to provide elasticity comparatively comfortably, traditional injection moulding adopts the mode of in-mould cooling, cooling cycle is longer, be unfavorable for the high-efficient production of moulding plastics, and go out the mould cooling process, there is great difference in indoor temperature humidity, influence the product design, it has great topography variable, in addition, this back has the identification district, the processing of identification district has also increased the cost undoubtedly on the mould, rear end cooling deformation is also very big to the deformation influence of identification district, lead to the product qualification rate lower, rear end equipment is very difficult.
Disclosure of Invention
The utility model aims at solving the not enough of above-mentioned prior art, influence production efficiency and the great problem of demolding cooling deformation along with the mould cooling to the tradition, provide the back that is used for assembling the seat and moulds plastics the cooling and stereotype tool.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
the backrest injection molding cooling and shaping jig for assembling the seat comprises a cushion layer main body, one side of the cushion layer main body is provided with an arc-shaped supporting surface, the other side of the cushion layer main body is provided with an assembling sunken groove formed by the outline outer edge, the cushion layer main body is provided with a through groove, the groove bottom wall of the assembling sunken groove is provided with a plurality of matching convex columns,
the backrest injection molding cooling shaping jig comprises a supporting shaping base and a compression joint shaping base,
the supporting and shaping base is provided with an arc-shaped and shaping supporting surface matched with the arc-shaped supporting surface,
the crimping design base including be used for with equipment heavy groove matched with design crimping portion, the periphery of design crimping portion be equipped with be used for with outline outer fringe matched with design outer fringe is protruding, be equipped with on the crimping design base and be used for join in marriage the pillar one-to-one complex and dodge the passageway.
Preferably, the press-connecting surface of the shaping press-connecting part is provided with a shaping pile platform matched with the through slot.
Preferably, the free end of the shaped pile platform is provided with a conical chamfer, and one end of the avoiding channel facing the matching convex column is provided with a guide conical surface wall.
Preferably, at least one marking area is arranged on the bottom wall of the assembly sinking groove,
and the crimping surface of the shaping crimping part is provided with an identification area model part for forming the identification area.
Preferably, the support shaping base is provided with a limit profile part positioned at the periphery of the arc-shaped shaping support surface.
Preferably, the bottom surface of the support sizing base is a horizontal bottom surface.
Preferably, the support shaping base and the crimping shaping base are plastic shaping structural members respectively.
Preferably, the plastic shaping structural member is a secondary finish-milling structural member formed by machining and milling.
Preferably, the crimping design base is provided with a detachable balancing weight, and the balancing weight is provided with matched protruding columns which are in one-to-one correspondence with the avoidance channels.
The beneficial effects of the utility model are mainly embodied in that:
1. the accurate cooling and shaping of the backrest can be realized, the product form is accurately guaranteed, and the rear-end assembly is smoother and more efficient. Meanwhile, the stress in the product cooling process is uniformly adjusted, and the conditions of cracking and local damage are not easy to generate.
2. The requirement of accurate alignment and matching with the backrest is met, the product cooling and shaping yield is greatly improved, and the injection molding operation time is shortened, so that the productivity is optimally utilized, and the production efficiency is greatly improved.
3. The manufacturing cost is low, and the economic value is high.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is an illustration of the explosion structure of the injection molding, cooling and shaping jig for assembling the backrest of the seat of the present invention.
Fig. 2 is an illustration of another perspective explosion structure of the backrest injection molding, cooling and shaping jig for assembling a seat of the present invention.
Fig. 3 is a schematic view of the assembly explosion structure of the injection molding, cooling and shaping jig for assembling the backrest of the seat of the present invention.
Fig. 4 is a schematic view of an assembly structure of the middle backrest and the crimping and shaping base of the backrest injection molding and cooling and shaping jig of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The utility model provides a back cooling design tool of moulding plastics for assembling seat, as shown in fig. 1 to 4, back 100 includes bed course main part 110, and one side of bed course main part 110 is equipped with arc holding surface 120, opposite side for the equipment heavy groove 140 that is formed by outline outer fringe 130, is equipped with on the bed course main part 110 and link up fluting 150, is equipped with a plurality of projections 160 that join in marriage on the tank bottom wall of equipment heavy groove.
The backrest 100 is made of a foam material by injection molding, and has high porosity and excellent material elasticity. The backrest 100 generally requires a long cooling time after being molded in an injection mold, which increases the production cycle and greatly affects the production efficiency.
This back 100 is flexible elastic base member, therefore has great tolerance, and traditional handicraft carries out the drawing of patterns operation promptly after its injection moulding is not fully cooled down, so can shorten processing cycle, but need cool off after the product drawing of patterns and finalize the design, and traditional cooling humiture is difficult to be controlled, and its cooling deformation produces by internal stress simultaneously, and consequently the final cooling of product is finalized the design the effect relatively poor, influences later stage equipment smoothness nature, also appears the condition of fracture and local damage in the product use easily.
In view of the above situation, the present disclosure provides a backrest injection molding, cooling and shaping fixture as shown in fig. 1 to 4, which includes a supporting and shaping base 1 and a pressing and shaping base 2.
The supporting and shaping base 1 is provided with an arc-shaped and shaping supporting surface 3 matched with the arc-shaped supporting surface.
The crimping and shaping base 2 comprises a shaping crimping part 20 matched with the assembling sinking groove, the periphery of the shaping crimping part 20 is provided with a shaping outer edge bulge 4 matched with the outline outer edge, and the crimping and shaping base 2 is provided with an avoiding channel 5 matched with the convex columns in a one-to-one corresponding mode.
The specific implementation process and principle are described as follows:
when the backrest 100 is not completely cooled and shaped by injection molding, the product is unloaded, as shown in fig. 4, the backrest 100 is coupled with the crimping and shaping base 2, the shaping crimping portion 20 is inserted into the assembly sinking groove 140, and synchronously, the avoiding channel 5 is matched with the coupling convex column 160 in a positioning manner, and the shaping outer edge protrusion 4 is used for expanding the inner lining of the profile outer edge 130.
After the backrest 100 and the press-fit shaped base 2 are assembled, the backrest is carried on the support shaped base 1, so that the arc-shaped support surface 3 abuts against the arc-shaped support surface 120 of the cushion layer main body 110 for cooling and shaping.
Through supporting design base 1 and crimping design base 2 and cooperating, satisfy the accurate positioning demand of back 100 cooling, the back 100 cooling is stereotyped reliably, and the product percent of pass obtains great promotion.
In one embodiment, the shaped crimping portion 20 has a shaped abutment 6 on the crimping face for mating with the through slot.
The shaping pile platform 6 is matched with the through slot, so that the requirement of cooling high-precision alignment assembly is met, and the size precision of the through slot can be ensured.
In one embodiment, the free end of the shaped pilings is provided with a tapered chamfer 60, and the end of the escape passage facing the mating projection is provided with a guide tapered wall 50.
The two are accurately guided when being assembled and matched, and meanwhile, the product is not easy to be damaged in the disassembling process.
In a specific embodiment, at least one identification area 170 is provided on the bottom wall of the assembly sinking groove, and an identification area model part 7 for forming the identification area is provided on the crimping surface of the shaping crimping part 20.
Specifically, generally, the back rest 100 needs to be formed with the identification area 170, including date of manufacture, product model, and product use notice, so that the mold needs to be formed by laser etching, machining, etc. of the corresponding identification area 170, which undoubtedly increases the mold cost.
In the present case, in the process of cooling and shaping the backrest 100, the identification region model part 7 is utilized to realize corresponding deformation adjustment, so that the identification region 170 is formed on the backrest 100, the cost of the injection mold is greatly reduced, and meanwhile, the jig is low in cost, and the shaping and the model changing matching of different identification regions can be realized.
In one embodiment, the support shaping base 1 is provided with a limit profile 10 at the periphery of the arc-shaped shaping support surface. The bottom surface of the supporting and shaping base is a horizontal bottom surface.
The horizontal support carrying of the support shaping base 1 is easy to realize, the carrying stability requirement of the horizontal support carrying is met, and meanwhile, the limiting outline part 10 of the horizontal support carrying can realize accurate alignment support, so that the arc-shaped supporting surface 120 is accurate and reliable in forming.
In one embodiment, the support and crimping forming bases 1 and 2 are each a plastic forming structure. The plastic shaping structural part is a secondary finish milling structural part formed by machining, milling and grinding.
The high-precision processing tool can be prepared from hard plastic, is easy to carry out high-precision processing, and meets certain structural strength requirements.
In one embodiment, the press-connection shaping base 2 is provided with a detachably arranged balancing weight, and the balancing weight is provided with matched protruding columns which are arranged in one-to-one correspondence with the avoiding channels.
The illustration of the balancing weight is omitted in the attached drawings, and under the condition that the self weight of the balancing weight is not enough for compression joint shaping, pressure maintaining shaping operation can be carried out by carrying the balancing weight, and the matched convex column on the balancing weight is easy to be in relative position matching with the compression joint shaping base 2, so that the balancing weight is stably and reliably carried.
Can discover through the above description, the utility model is used for the back of equipment seat cooling of moulding plastics and stereotype tool can realize the accurate cooling of back and stereotype, and the product form obtains accurate guarantee, and the rear end assembly is more smooth and easy high-efficient. Meanwhile, the stress in the product cooling process is uniformly adjusted, and the conditions of cracking and local damage are not easy to generate. The requirement of accurate alignment and matching with the backrest is met, the product cooling and shaping yield is greatly improved, and the injection molding operation time is shortened, so that the productivity is optimally utilized, and the production efficiency is greatly improved. The manufacturing cost is low, and the economic value is high.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (9)
1. A back cooling design tool of moulding plastics for assembling seat, the back includes the bed course main part, one side of bed course main part is equipped with arc holding surface, opposite side for the equipment heavy groove that is formed by the profile outer fringe, be equipped with in the bed course main part and link up the fluting, be equipped with a plurality of projections that join in marriage on the tank bottom wall of equipment heavy groove, its characterized in that:
the backrest injection molding cooling shaping jig comprises a supporting shaping base and a compression joint shaping base,
the supporting and shaping base is provided with an arc-shaped and shaping supporting surface matched with the arc-shaped supporting surface,
the crimping design base including be used for with equipment heavy groove matched with design crimping portion, the periphery of design crimping portion be equipped with be used for with outline outer fringe matched with design outer fringe is protruding, be equipped with on the crimping design base and be used for join in marriage the pillar one-to-one complex and dodge the passageway.
2. The back injection molding cooling and shaping jig for assembling the seat as claimed in claim 1, wherein:
and the pressure welding surface of the shaping crimping part is provided with a shaping pile platform matched with the through slot.
3. The back injection molding cooling and shaping jig for assembling the seat as claimed in claim 2, wherein:
the free end of the shaping pile platform is provided with a conical chamfer, and one end of the avoiding channel facing the matching convex column is provided with a guide conical surface wall.
4. The injection molding, cooling and shaping jig for the backrest of the assembled seat as claimed in claim 1, wherein:
at least one identification area is arranged on the bottom wall of the assembly sinking groove,
and the crimping surface of the shaping crimping part is provided with an identification area model part for forming the identification area.
5. The back injection molding cooling and shaping jig for assembling the seat as claimed in claim 1, wherein:
and the support shaping base is provided with a limit profile part positioned at the periphery of the arc-shaped shaping support surface.
6. The backrest injection molding cooling and shaping jig for assembling the seat as claimed in claim 5, wherein:
the bottom surface of the supporting and shaping base is a horizontal bottom surface.
7. The injection molding, cooling and shaping jig for the backrest of the assembled seat as claimed in any one of claims 1 to 6, wherein:
the support shaping base and the compression joint shaping base are respectively plastic shaping structural parts.
8. The back injection molding cooling and shaping jig for assembling the seat as claimed in claim 7, wherein:
the plastic shaping structural part is a secondary finish milling structural part formed by machining, milling and grinding.
9. The injection molding, cooling and shaping jig for the backrest of the assembled seat as claimed in claim 1, wherein:
the crimping shaping base is provided with a detachable balancing weight, and the balancing weight is provided with a matched protruding column which is in one-to-one correspondence with the avoiding channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223155928.6U CN218701035U (en) | 2022-11-28 | 2022-11-28 | A back cooling of moulding plastics and stereotype tool for assembling seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223155928.6U CN218701035U (en) | 2022-11-28 | 2022-11-28 | A back cooling of moulding plastics and stereotype tool for assembling seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218701035U true CN218701035U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223155928.6U Active CN218701035U (en) | 2022-11-28 | 2022-11-28 | A back cooling of moulding plastics and stereotype tool for assembling seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218701035U (en) |
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2022
- 2022-11-28 CN CN202223155928.6U patent/CN218701035U/en active Active
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