CN202507433U - Self-adaptive adjusting device for rubber mould for producing rubber products with metal frameworks - Google Patents
Self-adaptive adjusting device for rubber mould for producing rubber products with metal frameworks Download PDFInfo
- Publication number
- CN202507433U CN202507433U CN2012201082823U CN201220108282U CN202507433U CN 202507433 U CN202507433 U CN 202507433U CN 2012201082823 U CN2012201082823 U CN 2012201082823U CN 201220108282 U CN201220108282 U CN 201220108282U CN 202507433 U CN202507433 U CN 202507433U
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- rubber
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- thermal expansion
- expansion body
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Abstract
The utility model discloses a self-adaptive adjusting device for a rubber mould for producing rubber products with metal frameworks. The self-adaptive adjusting device comprises an upper fixing plate, a lower fixing plate, an upper mould and a lower mould respectively connected with the upper fixing plate and the lower fixing plate, a half positioned between the upper mould and the lower mould, and a core insert used for matching with the half. A concave groove is arranged on the lower fixing plate, and a heat expansion piece is placed in the concave groove. By the aid of the feature of expansion on heating and contraction on cooling of the heat expansion piece and the function of ductility of materials, when a metal core is placed in a rubber mould cavity and is heated for operation, , rubber materials leaking from the gap can be reduced due to the gap between the self-adaption adjusting device and the mould caused by positive and negative tolerance of the core, fluctuation of product size can be reduced, quality of the products is improved, and service life of the rubber mould can also be prolonged.
Description
Technical field
The utility model relates to a kind of die device, is specifically related to a kind of rubber mold self-adapting adjusting apparatus of producing band metallic framework rubber product.
Background technology
In the production process of band metallic framework rubber product, because the error property that metalworking exists, the rubber mold scale error certainly exists; Receive the influence of a series of situation such as present processing technology, process equipment, human factor, material factor, the rubber mold product size is uncontrollable, and then in process of production; Because the heterogeneity of product skeleton size, the product size that can cause producing differs, if produce for a long time; Die size also changes thereupon; Cause damage to enterprise, increase the loss of rubber raw materials, increase the percent defective that improves product.
Summary of the invention
Goal of the invention: in order to overcome the deficiency that exists in the prior art; The utility model provides a kind of rubber mold self-adapting adjusting apparatus of producing band metallic framework rubber product; Utilize the change of thermal expansion body with variations in temperature thermal expansion body shape; With the skimble-scamble phenomenon of reply skeleton size, reduce the size fluctuation scope of product, improve the quality of product.
Technical scheme: for realizing above-mentioned purpose; A kind of rubber mold self-adapting adjusting apparatus of producing band metallic framework rubber product of the utility model; The fuse that comprises upper mounted plate, bottom plate, the upper die and lower die that are connected with upper mounted plate and bottom plate respectively, the Kazakhstan furan between upper die and lower die, is used for and breathes out the furan pairing is inserted; Described bottom plate is provided with groove, is placed with thermal expansion body in the groove.
In order to make upper mounted plate be connected with counterdie with bottom plate with patrix, described upper mounted plate is connected through screw with counterdie with bottom plate with patrix.
As preferably, the thermal expansion body that said thermal expansion body is processed for thermoplastic elastic material TPE.
The degree of depth of said groove is 18～25mm, the little 0.2～1.5mm of the degree of depth of the aspect ratio groove before the said thermal expansion body temperature distortion.
The high deformation scope 0.8～2mm of said thermal expansion body.
The volume of said groove is 1.2～1.5 times of thermal expansion body temperature distortion front volume.
A kind of rubber mold self-adapting adjusting apparatus of producing band metallic framework rubber product of the utility model; Utilize the principle of expanding with heat and contract with cold of material and the ductility of material to operate; Meeting deliquescing (expansion) after thermal expansion body is heated in the process of mold heated, this moment is when the resultant metal skeleton is put into mold cavity, because there are certain deviation in the height of skeleton or external diameter; When the height of skeleton less than former take the altitude; Because the expansion of thermal expansion body makes fuse insert and is got on by the top that the rubber product scale error will reduce; When the skeleton height greater than former take the altitude, by the gravity effect of patrix and upper mounted plate, thermal expansion body is compressed; Change is thereupon known from experience in thermal expansion, with the skimble-scamble phenomenon of reply skeleton size, reduces the rubber product scale error; Improve the quality of product, reduce the sizing material loss.
Beneficial effect: compared with prior art; The utility model a kind of produces the rubber mold self-adapting adjusting apparatus of band metallic framework rubber product, utilizes the dress thermal expansion body with temperature change alteration of form and the characteristic that is ductile, the size of adaptive adjustment rubber product; Can reduce the fluctuation of product size; Reduce the sizing material loss, improve the quality of product, also can prolong the service life of rubber mold.
Description of drawings
Fig. 1 is a kind of structural representation of producing the rubber mold self-adapting adjusting apparatus of band metallic framework rubber product of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done explanation further.
As shown in Figure 1; A kind of rubber mold self-adapting adjusting apparatus of producing band metallic framework rubber product of the utility model; The fuse that comprises upper mounted plate 1, bottom plate 8, the patrix 2 that is connected with upper mounted plate 1 and bottom plate 8 respectively and counterdie 4, the Kazakhstan furan 3 between patrix 2 and counterdie 4, is used for and breathes out furan 3 pairings inserts 6; Bottom plate 8 is provided with groove, is placed with thermal expansion body 7 in the groove, and upper mounted plate 8 is connected through screw respectively with counterdie 4 with bottom plate 8 with patrix 2.Breathe out furan 3 and refer to subdivision structure, normally dimidiation.Open two half subdivision die cavitys during Hough 3 demouldings earlier, this time, moulding generally wrapped on the punch because of shrinking, and next top board (bar) ejects working of plastics and accomplishes demoulding action.
Wherein, the thermal expansion body processed for thermoplastic elastic material TPE of thermal expansion body 7.Thermoplastic elastomer (TPE) TPE/TPR claims artificial rubber or synthetic rubber again, has both possessed the high resiliency of traditional cross-linking vulcanized rubber, ageing-resistant, oil resistivity each item excellent properties, possess again simultaneously common plastics processing side more, the wide characteristics of processing mode.The degree of depth of groove is 18～25mm, for example can be 20mm, 22mm etc., and the little 0.2～1.5mm of the degree of depth of the aspect ratio groove before the thermal expansion body temperature distortion for example can be 19mm, 19.5mm, 20mm etc.Usually, the high deformation scope 0.8～2mm of thermal expansion body 7, the volume of groove are 1.2～1.8 times of thermal expansion body temperature distortion front volume, for example can be 1.3 times or 1.5 times.
When reality is used, install mould on request, be provided with groove in the middle of the bottom plate 8, groove is placed with thermal expansion body 7, in the process that mould is heated, can deliquescing after thermal expansion body 7 is heated.When the product skeleton was put into mold cavity, because there are certain deviation in the height of skeleton or external diameter, thermal expansion body 7 will change thereupon, with the skimble-scamble phenomenon of reply skeleton size.When the height of skeleton less than former take the altitude, thermal expansion body 7 is in swelling state, makes fuse insert and 6 got on by the top that rubber product 5 scale errors reduce; When the skeleton height greater than former take the altitude because the gravity effect, thermal expansion body 7 is compressed, thermal expansion body 7 is distortion thereupon, reduces insert 6 error of fuse, improves the quality of product.
The utility model has utilized the ductility function of the principle of expanding with heat and contracting with cold and the material of thermal expansion body 7 just; In operating process, when heating work after in the rubber mold die cavity, putting into metal core, the gap between that adaptive adjustment brings because of the fuse plus-minus tolerance and the mould; Can reduce sizing material reveals from the gap; Promptly, remedy the slight error of mould or product raw material self adaptively, improve the precision of product through the distortion of thermal expansion body 7.
The above only is the preferred implementation of the utility model; Be noted that for those skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (6)
1. produce the rubber mold self-adapting adjusting apparatus of being with the metallic framework rubber product for one kind; It is characterized in that: the fuse that comprise upper mounted plate (1), bottom plate (8), the patrix (2) that is connected with upper mounted plate (1) and bottom plate (8) respectively and counterdie (4), is positioned at Kazakhstan furan (3) between patrix (2) and the counterdie (4), is used for and breathes out furan (3) pairing insert (6); Described bottom plate (8) is gone up fluted, is placed with thermal expansion body (7) in the groove.
2. the rubber mold self-adapting adjusting apparatus of production band metallic framework rubber product according to claim 1 is characterized in that: described upper mounted plate (1) is connected through screw respectively with counterdie (4) with bottom plate (8) with patrix (2).
3. the rubber mold self-adapting adjusting apparatus of production band metallic framework rubber product according to claim 1 is characterized in that: the thermal expansion body that said thermal expansion body (7) is processed for thermoplastic elastic material TPE.
4. the rubber mold self-adapting adjusting apparatus of production band metallic framework rubber product according to claim 1; It is characterized in that: the degree of depth of said groove is 18～25mm, the little 0.2～2mm of the degree of depth of the aspect ratio groove before said thermal expansion body (7) temperature distortion.
5. the rubber mold self-adapting adjusting apparatus of production band metallic framework rubber product according to claim 1 is characterized in that: the high deformation scope 0.8～2mm of said thermal expansion body (7).
6. the rubber mold self-adapting adjusting apparatus of production band metallic framework rubber product according to claim 1 is characterized in that: the volume of said groove is 1.2～1.5 times of thermal expansion body (7) temperature distortion front volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201082823U CN202507433U (en) | 2012-03-21 | 2012-03-21 | Self-adaptive adjusting device for rubber mould for producing rubber products with metal frameworks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201082823U CN202507433U (en) | 2012-03-21 | 2012-03-21 | Self-adaptive adjusting device for rubber mould for producing rubber products with metal frameworks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202507433U true CN202507433U (en) | 2012-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201082823U Expired - Fee Related CN202507433U (en) | 2012-03-21 | 2012-03-21 | Self-adaptive adjusting device for rubber mould for producing rubber products with metal frameworks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202507433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509498A (en) * | 2019-08-08 | 2019-11-29 | 上海众力投资发展有限公司 | A kind of suspension class rubber mold of automatic depanning |
-
2012
- 2012-03-21 CN CN2012201082823U patent/CN202507433U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509498A (en) * | 2019-08-08 | 2019-11-29 | 上海众力投资发展有限公司 | A kind of suspension class rubber mold of automatic depanning |
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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 |
Granted publication date: 20121031 Termination date: 20150321 |
|
| EXPY | Termination of patent right or utility model |