CN205167314U - Forming die of block rubber goods - Google Patents
Forming die of block rubber goods Download PDFInfo
- Publication number
- CN205167314U CN205167314U CN201520872146.5U CN201520872146U CN205167314U CN 205167314 U CN205167314 U CN 205167314U CN 201520872146 U CN201520872146 U CN 201520872146U CN 205167314 U CN205167314 U CN 205167314U
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- CN
- China
- Prior art keywords
- mould
- cross
- die cavity
- section
- block rubber
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- Withdrawn - After Issue
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Abstract
The utility model discloses a forming die of block rubber goods, including last mould, lower mould, upward the middle die cavity that is equipped with of the lower terminal surface of mould is equipped with down the die cavity in the middle of the up end of lower mould, the cross section of die cavity is the V font down, the cross section of going up the die cavity is the font of falling V, when going up the mould with the lower mould compound die, down die cavity cross section upside two extreme points with two extreme points going up die cavity cross section downside coincide mutually, two sides of going up the mould are equipped with the intercommunication respectively go up the hole of exhausting on die cavity a plurality of, two sides of lower mould are equipped with the intercommunication respectively the hole of exhausting under die cavity a plurality of down, the up end of lower mould tears the limit groove under the die cavity both sides respectively set up one under, the lower terminal surface of going up the mould tears the limit groove on last die cavity both sides respectively set up one, every time tear the limit groove with one on tear the limit groove the position correspond each other, the utility model discloses the die parting line can effectively be got rid of to processing back product, has both improved the outward appearance of product, can reduce manufacturing cost again, carries high yield.
Description
Technical field
The utility model relates to the mould of rubber, especially a kind of mould of block rubber goods.
Background technology
Accompanying drawing 1 is a kind of cross-sectional view of common block rubber goods, need when manufacturing this block rubber goods to have been cooperatively interacted by upper die and lower die, known mould be in the product between position die joint is set, namely the m-m dotted line position shown in accompanying drawing 1 arranges die joint, namely the position that cooperatively interacts of the lower surface of patrix and the upper surface of counterdie, then arranges air discharge duct and flash groove again in the upper surface of the lower surface of patrix and counterdie.Can there is two problems in this traditional Making mold block rubber goods out: one is that product surface has die parting line, and product appearance is plain, usually needs later process to carry out some finishings, can increase the processing cost of product; Two is in the process of manufacturing a product, and the gas in mold cavity and unnecessary sizing material are difficult to timely discharge, and product easily produces chip phenomenon in die parting line position, can reduce yield rate.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of mould of block rubber goods, and after its processing, product effectively can remove die parting line, has both improved the outward appearance of product, can reduce manufacturing cost again, improves yield rate.
For achieving the above object, the technical solution of the utility model is: a kind of mould of block rubber goods, comprise upper die and lower die, upper impression is provided with in the middle of the lower surface of patrix, be provided with lower impressions in the middle of the upper surface of counterdie, the cross section of described lower impressions is V-shaped, and the cross section of described upper impression is inverted v-shaped, when patrix and counterdie matched moulds, two end points on the upside of described lower impressions cross section and two end points on the downside of described upper impression cross section coincide; Two sides of patrix are respectively equipped with the multiple upper air-vents being communicated with described upper impression, and two sides of counterdie are respectively equipped with the multiple lower steam vent being communicated with described lower impressions.
Preferred described upper air-vent and described lower steam vent are shoulder hole.Both the processing of expediently steam vent and lower steam vent, can be convenient to again exhaust and discharge clout.
Further improvement, the upper surface of described counterdie is also provided with the bottom that lower holding tank supports a mandrel, and mandrel strides across the lower impressions of described counterdie upper surface, and the lower surface of described patrix is also provided with holding tank and matches with the top of described mandrel.The block rubber goods of band through hole can be processed by mandrel.
Preferred described mandrel is cylindrical, and described lower holding tank is arc, and described upper holding tank is arc.
Further again, one end of described mandrel is stepped cylindrical shape.To facilitate taking-up and the location of mandrel.
Further improvement, the upper surface of described counterdie respectively arranges a lower torn edges groove in lower impressions both sides, the lower surface of described patrix respectively arranges torn edges groove in upper impression both sides, and each lower torn edges groove is mutually corresponding with the position of a upper torn edges groove.To be matched with upper torn edges groove the unnecessary rubber mass that can form and hold die joint place by lower torn edges groove, preferably the die joint of unnecessary rubber mass from block rubber goods is separated.
Further again, the cross section of described lower torn edges groove is V-shaped, and the cross section of described upper torn edges groove is inverted v-shaped.The adjacent edge of torn edges groove and lower impressions is descended just to form blade-like like this, the adjacent edge of upper torn edges groove and upper impression also forms blade-like, when patrix and counterdie phase matched moulds, adjacent edge on counterdie with the adjacent edge on patrix as two blades match, more conveniently can cut off unnecessary rubber mass, further remove the die parting line of block rubber goods.
The utility model due to the cross section of described lower impressions be V-shaped, the cross section of described upper impression is inverted v-shaped, and when patrix and counterdie matched moulds, two end points on the upside of described lower impressions cross section and two end points on the downside of described upper impression cross section coincide; Such die joint is just on the cornerwise cross section of block rubber goods, therefore there will not be die parting line, effectively improves the outward appearance of block rubber goods, without the need to being repaired by later process, reduces manufacturing cost.
On the other hand, two sides of patrix are respectively equipped with the multiple upper air-vents being communicated with described upper impression, two sides of counterdie are respectively equipped with the multiple lower steam vent being communicated with described lower impressions, gas in such block rubber product molding die cavity and unnecessary rubber mass just can conveniently be discharged from the both sides of upper die and lower die, efficiently solve the problem that chip appears in product, thus greatly improve yield rate.
The utility model is not only applicable to manufacture block rubber goods, can manufacture rubber bar goods very well yet, can be suitable for for the thick rubber of regular pattern composite.
Accompanying drawing explanation
Fig. 1 is a kind of cross-sectional view of common block rubber goods;
Fig. 2 be the utility model patrix and counterdie matched moulds time stereogram;
Fig. 3 is the top perspective view of the utility model counterdie;
Fig. 4 is the face upwarding stereogram of the utility model patrix;
Fig. 5 is the top view of Fig. 2;
Fig. 6 is the A-A sectional view of Fig. 5;
Fig. 7 is the B-B sectional view of Fig. 5.
Detailed description of the invention
Below in conjunction with accompanying drawing and concrete embodiment, the utility model is described in further detail.
Shown in Fig. 2 to Fig. 7, a kind of mould of block rubber goods, comprises patrix 1, counterdie 2, is provided with upper impression 11 in the middle of the lower surface of patrix 1, and be provided with lower impressions 21 in the middle of the upper surface of counterdie 2, upper impression 11 and lower impressions 21 form the forming recess of block rubber goods;
Composition graphs 6 can be found out further, the cross section of described lower impressions 21 is V-shaped, the cross section of described upper impression 11 is inverted v-shaped, and when the 2-in-1 mould of patrix 1 and counterdie, two end points on the upside of described lower impressions 21 cross section and two end points on the downside of described upper impression 11 cross section coincide;
The upper surface of described counterdie 2 respectively arranges a lower torn edges groove 22 in lower impressions 21 both sides, the lower surface of described patrix 1 respectively arranges torn edges groove 12 in upper impression 11 both sides, each lower torn edges groove 22 is mutually corresponding with the position of a upper torn edges groove 12, and each lower torn edges groove 22 matches with a upper torn edges groove 12 just can form the container cavity of unnecessary rubber mass;
The cross section of described lower torn edges groove 22 is V-shaped, the cross section of described upper torn edges groove 12 is inverted v-shaped, torn edges groove 22 is descended just to form blade-like with the adjacent edge 20 of lower impressions 21 like this, upper torn edges groove 12 also forms blade-like with the adjacent edge 10 of upper impression 11, when patrix 1 and counterdie 2 phase matched moulds, adjacent edge 20 on counterdie 2 as two blades match, more conveniently can cut off unnecessary rubber mass with the adjacent edge 10 on patrix 1.
Two sides of patrix 1 are respectively equipped with the multiple upper air-vents 13 being communicated with described upper impression 11, and two sides of counterdie 2 are respectively equipped with the multiple lower steam vent 23 being communicated with described lower impressions 21.
Described upper air-vent 13 and described lower steam vent 23 are shoulder hole, and the aperture near outside is comparatively large, and the aperture near die cavity side is less, the so both processing in easy to exhaust hole, is also more convenient for being vented and discharging unnecessary rubber mass.
The upper surface of described counterdie 2 is also provided with the bottom that lower holding tank 24 supports a mandrel 3, and mandrel 3 strides across the lower impressions 21 of described counterdie 2 upper surface, and the lower surface of described patrix 1 is also provided with holding tank 14 and matches with the top of described mandrel 3.
Described mandrel 3 is cylindrical, and described lower holding tank 24 is arc, and described upper holding tank 14 is arc.
One end of described mandrel 3 is stepped cylindrical shape, takes out to facilitate mandrel 3 and locates.
When the present embodiment uses, enough rubber mass are inserted in the lower impressions 21 of counterdie 2, then patrix 1 and the 2-in-1 mould of counterdie is made, heated to patrix 1 and counterdie 2 by machine, patrix 1 and counterdie 2 heat to rubber mass, rubber mass just realizes vulcanization crosslinking, lower impressions 21 is discharged from upper air-vent 13 and lower steam vent 23 with the gas in upper impression 11, die joint place can enter in the container cavity that lower torn edges groove 22 and upper torn edges groove 12 form if any unnecessary rubber mass, and most unnecessary rubber mass is discharged from upper air-vent 13 and lower steam vent 23.
The utility model, owing to die joint being arranged on the cornerwise cross section of block rubber goods, therefore there will not be die parting line, effectively improves the outward appearance of block rubber goods, without the need to being repaired by later process.
Below be only the utility model preferred embodiment, those skilled in the art makes by claim the protection domain that equivalent change all falls into this case.
Claims (7)
1. the mould of block rubber goods, comprise upper die and lower die, upper impression is provided with in the middle of the lower surface of patrix, lower impressions is provided with in the middle of the upper surface of counterdie, it is characterized in that: the cross section of described lower impressions is V-shaped, the cross section of described upper impression is inverted v-shaped, and when patrix and counterdie matched moulds, two end points on the upside of described lower impressions cross section and two end points on the downside of described upper impression cross section coincide; Two sides of patrix are respectively equipped with the multiple upper air-vents being communicated with described upper impression, and two sides of counterdie are respectively equipped with the multiple lower steam vent being communicated with described lower impressions.
2. the mould of a kind of block rubber goods according to claim 1, is characterized in that: described upper air-vent and described lower steam vent are shoulder hole.
3. the mould of a kind of block rubber goods according to claim 1, it is characterized in that: the upper surface of described counterdie is also provided with the bottom that lower holding tank supports a mandrel, mandrel strides across the lower impressions of described counterdie upper surface, and the lower surface of described patrix is also provided with holding tank and matches with the top of described mandrel.
4. the mould of a kind of block rubber goods according to claim 3, it is characterized in that: described mandrel is cylindrical, described lower holding tank is arc, and described upper holding tank is arc.
5. the mould of a kind of block rubber goods according to claim 3, is characterized in that: one end of described mandrel is stepped cylindrical shape.
6. the mould of a kind of block rubber goods according to any one of claim 1 to 5, it is characterized in that: the upper surface of described counterdie respectively arranges a lower torn edges groove in lower impressions both sides, the lower surface of described patrix respectively arranges torn edges groove in upper impression both sides, and each lower torn edges groove is mutually corresponding with the position of a upper torn edges groove.
7. the mould of a kind of block rubber goods according to claim 6, is characterized in that: the cross section of described lower torn edges groove is V-shaped, and the cross section of described upper torn edges groove is inverted v-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872146.5U CN205167314U (en) | 2015-11-04 | 2015-11-04 | Forming die of block rubber goods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520872146.5U CN205167314U (en) | 2015-11-04 | 2015-11-04 | Forming die of block rubber goods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205167314U true CN205167314U (en) | 2016-04-20 |
Family
ID=55731343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520872146.5U Withdrawn - After Issue CN205167314U (en) | 2015-11-04 | 2015-11-04 | Forming die of block rubber goods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205167314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216169A (en) * | 2015-11-04 | 2016-01-06 | 厦门市金汤橡塑有限公司 | A kind of mould of block rubber goods |
-
2015
- 2015-11-04 CN CN201520872146.5U patent/CN205167314U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216169A (en) * | 2015-11-04 | 2016-01-06 | 厦门市金汤橡塑有限公司 | A kind of mould of block rubber goods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20190219 |