CN202879160U - Buggy wheel - Google Patents
Buggy wheel Download PDFInfo
- Publication number
- CN202879160U CN202879160U CN 201220531074 CN201220531074U CN202879160U CN 202879160 U CN202879160 U CN 202879160U CN 201220531074 CN201220531074 CN 201220531074 CN 201220531074 U CN201220531074 U CN 201220531074U CN 202879160 U CN202879160 U CN 202879160U
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- Prior art keywords
- encapsulate
- lining ring
- wheel
- melt temperature
- making
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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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Abstract
The utility model discloses a buggy wheel which comprises a rubber-wrapped ling ring and an outer wrapping rubber layer wrapping outside the rubber-wrapped lining ring, wherein a blow-molded wheel core is blow-molded on the inner ring of the rubber-wrapped lining ring; and the melting temperature of the rubber-wrapped lining ring is higher than the melting temperature of the outer wrapping rubber layer. The buggy wheel disclosed by the utility model has the beneficial effects of low manufacturing cost and fashionable style.
Description
Technical field
The utility model relates to a kind of Wheel of children cart.
Background technology
The tire of at present carriage for children use roughly has three classes: rubber tire, the plastic foamed tire of EVA and blowing hollow tire etc.Various product roughly situation is as follows: rubber tire (inflate or do not inflate) in-use performance is relatively good, but because the manufacturing process more complicated is made according to standardized specifications and models specialty usually, style is few, the style that can not adapt to carriage for children changes requirement, and price is also somewhat expensive simultaneously; Though EVA foaming tire low price but in-use performance are not as rubber tire, tire matter is soft and elasticity is not enough, wears no resistance; Blowing hollow wheel material is partially hard, and adherence properties is poor, and tire matter flexibility and elasticity are all not as EVA foaming wheel, but technique is simple, and low price can adapt to the carriage for children style and change fast requirement.
Summary of the invention
The purpose of this utility model is to provide a kind of can produce function admirable, fashionable in style Wheel of children cart by lower cost.
For reaching the goal of the invention the technical solution adopted in the utility model be:
A kind of Wheel of children cart is characterized in that: comprise encapsulate lining ring, the encapsulate outsourcing glue-line outside the encapsulate lining ring, the inner ring blowing of described encapsulate lining ring has the blowing core wheel, and the melt temperature of described encapsulate lining ring is higher than the melt temperature of described outsourcing glue-line.
Further, the surfaces externally and internally of described encapsulate lining ring is equipped with anti-slip veins.
Further, described outsourcing glue-line is by making than the low thermoplastic rubber elastomeric material of melt temperature of the material of making the encapsulate lining ring.Preferred thermoplastic rubber elastomeric material is the TPR elastomeric material.
Further, the melt temperature scope of the making material of described encapsulate lining ring is 195 ℃ ~ 205 ℃.The making material of preferred encapsulate lining ring is polyethylene, and its melt temperature is 200 ℃.
Further, the melt temperature of described encapsulate lining ring is higher 25 ℃ than the melt temperature of described outsourcing glue-line.
Blowing core wheel external coated rubber manufacture craft of the present utility model, its step is as follows:
(1) adopt melt temperature to make the encapsulate lining ring at the material of 195 ℃ ~ 205 ℃ of scopes;
(2) the encapsulate lining ring of making is accurately installed the location in encapsulation die, inject the low thermoplastic rubber elastomeric material of melt temperature than the material of making the encapsulate lining ring, and through the insulation vulcanization forming, form the external coated rubber layer outside the encapsulate lining ring, described encapsulate lining ring forms car wheel covering together with the outsourcing glue-line;
(3) car wheel covering of making is accurately installed the location in blow mold, in the encapsulate lining ring, make the blowing core wheel with blow moiding method, form blowing core wheel external coated rubber tire.
The melt temperature of described thermoplastic rubber elastomeric material is hanged down 25 ℃ than the melt temperature of the material of making the encapsulate lining ring.
The surfaces externally and internally of the encapsulate lining ring of making in the step (1) is equipped with anti-slip veins.
The making material of encapsulate lining ring of the present utility model must have than high melting temperature, and is higher about 25 ℃ than the melt temperature of thermoplastic rubber elastomeric material at least generally speaking.In order to guarantee product design, accurately the melt temperature of control material can add a certain proportion of calcium carbonate usually in making material, carries out suitable modification.The encapsulate lining ring must be made anti-slip veins at surfaces externally and internally, increases the binding strength with outsourcing glue-line and blowing core wheel; Because the interior temperature of mould is higher during encapsulate, the encapsulate lining ring of moulding is softening easily, technique intensity in order to ensure the encapsulate lining ring, except by the outside face of encapsulate, the encapsulate lining ring will accurately be installed the location in encapsulation die, prevent from being out of shape impaired, design suitable anti-slip veins and can play simultaneously reinforced rib.Technological temperature when needing accurately to control encapsulate, injection molding pressure, guarantor's mould time, control technological temperature and injection molding pressure are in order to allow the thermoplastic rubber elastomeric material flow smoothly in die cavity and to fill with, and guarantee not make the encapsulate lining ring to soften or be out of shape impaired; It is in order to guarantee the product vulcanized quality that the mould time is protected in control.In moulding outer is surrounded by the encapsulate lining ring of external coated rubber layer, make the blowing core wheel with blow moiding method, select pressurized air that blowing core wheel and outsourcing glue-line are combined closely.
The beneficial effects of the utility model: the various fashionable in style Wheel of children cart of can lower cost producing function admirable.
Description of drawings
Fig. 1 is the scheme drawing one of Wheel of children cart of the present utility model.
Fig. 2 is I place enlarged drawing among Fig. 1.
Fig. 3 is the scheme drawing two of Wheel of children cart of the present utility model.
Fig. 4 be among Fig. 3 A-A to cutaway view.
The specific embodiment
Come the utility model is further specified below in conjunction with specific embodiment, but the utility model is not confined to these specific embodiment.One skilled in the art would recognize that the utility model contained all alternativess, improvement project and the equivalents that may comprise in claims scope.
With reference to Fig. 1-4, a kind of Wheel of children cart comprises encapsulate lining ring 2, the encapsulate outsourcing glue-line 1 outside encapsulate lining ring 2, and the inner ring blowing of described encapsulate lining ring 2 has blowing core wheel 3, and the melt temperature of described encapsulate lining ring 2 is higher than the melt temperature of described outsourcing glue-line 1.
The surfaces externally and internally of described encapsulate lining ring 2 is equipped with anti-slip veins.Encapsulate lining ring 2 must be made anti-slip veins at surfaces externally and internally, increases the binding strength with outsourcing glue-line 1 and blowing core wheel 3; Because the interior temperature of mould is higher during encapsulate, the encapsulate lining ring 2 of moulding is softening easily, technique intensity in order to ensure encapsulate lining ring 2, except by the outside face of encapsulate, encapsulate lining ring 2 will accurately be installed the location in encapsulation die, prevent from being out of shape impaired, design suitable anti-slip veins and can play simultaneously reinforced rib.
Described outsourcing glue-line 1 is by making than the low thermoplastic rubber elastomeric material of melt temperature of the material of making encapsulate lining ring 2.Preferred thermoplastic rubber elastomeric material is the TPR elastomeric material, and its melt temperature is 175 ℃.
The melt temperature scope of the making material of described encapsulate lining ring 2 is 195 ℃ ~ 205 ℃.The making material of preferred encapsulate lining ring is polyethylene, and its melt temperature is 200 ℃.The making material of encapsulate lining ring 2 must have than high melting temperature, and is higher about 25 ℃ than the melt temperature of thermoplastic rubber elastomeric material at least generally speaking.In order to guarantee product design, accurately the melt temperature of control material can add a certain proportion of calcium carbonate usually in making material, carries out suitable modification.
Layers of material and the melt temperature of the Wheel of children cart in the present embodiment are as shown in table 1.
Table 1
| Operation item | Material | Model | Melt temperature |
| The blowing core wheel | PE | Polyethylene | 160°℃ |
| The encapsulate lining ring | PP | Polypropylene | 200°℃ |
| The outsourcing glue-line | The TPR elastomeric material | PF | 175°℃ |
Blowing core wheel external coated rubber manufacture craft of the present utility model, its step is as follows:
(1) adopt melt temperature to make encapsulate lining ring 2 at the material of 195 ℃ ~ 205 ℃ of scopes;
(2) the encapsulate lining ring 2 of making is accurately installed the location in encapsulation die, inject the low thermoplastic rubber elastomeric material of melt temperature than the material of making encapsulate lining ring 2, and through the insulation vulcanization forming, at encapsulate lining ring 2 outer formation external coated rubber layers 1, described encapsulate lining ring 2 forms car wheel covering together with outsourcing glue-line 1;
(3) car wheel covering of making is accurately installed the location in blow mold, in encapsulate lining ring 2, make blowing core wheel 3 with blow moiding method, form blowing core wheel external coated rubber tire.
The melt temperature of described thermoplastic rubber elastomeric material is hanged down 25 ℃ than the melt temperature of the material of making encapsulate lining ring 2.The making material of preferred encapsulate lining ring is polyethylene, and its melt temperature is 200 ℃.Preferred thermoplastic rubber elastomeric material is the TPR elastomeric material, and its melt temperature is 175 ℃.
The surfaces externally and internally of the encapsulate lining ring 2 of making in the step (1) is equipped with anti-slip veins.
The making material of encapsulate lining ring 2 of the present utility model must have than high melting temperature, and is higher about 25 ℃ than the melt temperature of thermoplastic rubber elastomeric material at least generally speaking.In order to guarantee product design, accurately the melt temperature of control material can add a certain proportion of calcium carbonate usually in making material, carries out suitable modification.Encapsulate lining ring 2 must be made anti-slip veins at surfaces externally and internally, increases the binding strength with outsourcing glue-line 1 and blowing core wheel 3; Because the interior temperature of mould is higher during encapsulate, the encapsulate lining ring 2 of moulding is softening easily, technique intensity in order to ensure encapsulate lining ring 2, except by the outside face of encapsulate, encapsulate lining ring 2 will accurately be installed the location in encapsulation die, prevent from being out of shape impaired, design suitable anti-slip veins and can play simultaneously reinforced rib.Technological temperature when needing accurately to control encapsulate, injection molding pressure, guarantor's mould time, control technological temperature and injection molding pressure are in order to allow the thermoplastic rubber elastomeric material flow smoothly in die cavity and to fill with, and guarantee not make encapsulate lining ring 2 to soften or be out of shape impaired; It is in order to guarantee the product vulcanized quality that the mould time is protected in control.In moulding outer is surrounded by the encapsulate lining ring 2 of external coated rubber layer 1, make blowing core wheel 3 with blow moiding method, select pressurized air that blowing core wheel 3 and outsourcing glue-line 1 are combined closely.
The layers of material of the Wheel of children cart that present embodiment is made and melt temperature are shown in a kind of table 1 of embodiment.
The technological temperature of each step of present embodiment, injection molding pressure, guarantor's mould time can be shown in Table 2.
Table 2
| Sequentially | Operation item | Use equipment | Injection pressure | Protect the mould | Time | Remarks | |
| 1 | The encapsulate lining ring is made | Injection machine HT-1200 | 50~110kg/cm 2 | 40°±5° | 50s | ? | |
| 2 | Outside the encapsulate lining ring, make the encapsulate layer | Injection machine HT-1200 | 50~110 kg/cm 2 | 40°±5° | 90s(is the Containing Sulfur time not) | Time of cure is determined according to the thickness of |
|
| 3 | The blowing core wheel is made | Vacuum forming machine PT-80 | 40 kg/cm 2 | 50°±5° | 35s | ? |
Claims (5)
1. Wheel of children cart, it is characterized in that: comprise encapsulate lining ring, the encapsulate outsourcing glue-line outside the encapsulate lining ring, the inner ring blowing of described encapsulate lining ring has the blowing core wheel, and the melt temperature of described encapsulate lining ring is higher than the melt temperature of described outsourcing glue-line.
2. a kind of Wheel of children cart according to claim 1, it is characterized in that: the surfaces externally and internally of described encapsulate lining ring is equipped with anti-slip veins.
3. a kind of Wheel of children cart according to claim 1 and 2 is characterized in that: described outsourcing glue-line is by making than the low thermoplastic rubber elastomeric material of melt temperature of the material of making the encapsulate lining ring.
4. a kind of Wheel of children cart according to claim 3, it is characterized in that: the melt temperature scope of the making material of described encapsulate lining ring is 195 ℃ ~ 205 ℃.
5. a kind of Wheel of children cart according to claim 4, it is characterized in that: the melt temperature of described encapsulate lining ring is higher 25 ℃ than the melt temperature of described outsourcing glue-line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531074 CN202879160U (en) | 2012-10-17 | 2012-10-17 | Buggy wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531074 CN202879160U (en) | 2012-10-17 | 2012-10-17 | Buggy wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202879160U true CN202879160U (en) | 2013-04-17 |
Family
ID=48070620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220531074 Expired - Fee Related CN202879160U (en) | 2012-10-17 | 2012-10-17 | Buggy wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202879160U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896976A (en) * | 2012-10-17 | 2013-01-30 | 宁波舒博曼斯体育健身器材有限公司 | Child cart wheel and blow-molded wheel core and externally rubber-coated manufacturing process thereof |
-
2012
- 2012-10-17 CN CN 201220531074 patent/CN202879160U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896976A (en) * | 2012-10-17 | 2013-01-30 | 宁波舒博曼斯体育健身器材有限公司 | Child cart wheel and blow-molded wheel core and externally rubber-coated manufacturing process thereof |
| CN102896976B (en) * | 2012-10-17 | 2015-07-08 | 宁波舒博曼斯体育健身器材有限公司 | Child cart wheel and blow-molded wheel core and externally rubber-coated manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20161017 |