CN1175501A - Process for producing hollow rubber capsule - Google Patents
Process for producing hollow rubber capsule Download PDFInfo
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- CN1175501A CN1175501A CN 96109588 CN96109588A CN1175501A CN 1175501 A CN1175501 A CN 1175501A CN 96109588 CN96109588 CN 96109588 CN 96109588 A CN96109588 A CN 96109588A CN 1175501 A CN1175501 A CN 1175501A
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Abstract
A technology for producing hollow rubber bag used for pump includes preparing semi-finished products, low-temp (50 deg. C) moulding and high-temp (145-160 deg. C) shaping vulcanizing for 80 min. Obtained hollow rubber bag features light weight, high effect and delivering efficiency twice higher than ordinary pump), no leakage for fluid such as water, oil, corrosive acid or alkali and chemicals, high safety, no environmental pollution and long service life.
Description
The present invention relates to the technology of the heart component rubber-moulding aspect in the mechanical industry pump.
The state of prior art is:
Present various pumps that use, liquid delivery member mainly are the structures of traditional vane type and recent improved two hemispheres film.
The impeller of vane type mainly is big, the easily leakage of metal material weight, and work-ing life is short, is difficult to satisfy the needs of production and transport loading and unloading such as pharmaceutical industry and soda acid industry.The two hemispheres membrane type, according to holding up along large user's reflection, work-ing life is short, change frequently, and with promptly not producing seepage for a long time, the serialization that influence is produced.
The rubber that purpose of the present invention discloses a kind of cardia of various pump does not have the capsule shaping of leakage production technique
Technical essential of the present invention is:
(1) sizing compound formula
1, water delivery capsule material formula and physical and chemical performance
(1) sizing compound formula sequence number starting material title cooperates scope substantially
1 natural rubber 90-10
2 cis-1,4-polybutadiene rubber 10-90
3 Sulfur 0.5-3
4 TM monex TM 0.5-3
5 vulkacit H 0.3-3
6 stearic acid 0.5-2.5
7 zinc oxide 2-6
8 titanium dioxide 3-20
9 white carbon blacks (precipitation) 5-50
10 machinery oil 2-15
11 Vaseline (industry) 0.5-4
12 glycol ether 0.5-4
13 old anti-agent SP 0.5-4
Add up to 115.3-214.5
(2) physical and chemical performance:
Sequence number project measured data
1 pulls apart powerful Mpa 11-15
2 tensile yield % 450-600
3 setafter break % 6-12
4 hardness (Shao Shi) 47-52
5 subdue 220,000 times does not split
6 proportion 1.0-1.2
Illustrate: the prescription composition lays particular emphasis on both water deliverys and uses, again abrasion performance and anti-subduing
2, contact soda acid capsule sizing compound formula and physical and chemical performance
(1) sizing compound formula
Sequence number starting material title cooperates scope substantially
(non-S regulates 100 to 1 neoprene latex
2 whole-tyre reclaims 10
3 Sulfur 0.5-3.5
4 accelerant N A-22 0.3-2.5.
5 TM monex TD 0.2-2
6 stearic acid 0.5-3
7 magnesium oxide (gently) 2-10
8 zinc oxide 2-10
9 paraffin (industry) 0.5-3
10 old anti-agent A 0.5-3
11 high wear-resistant carbon black 10-40
12 barium sulfate 5-40
13 talcum powder 5-30
14 machine oil 5-20
Add up to 141.5-277
(2) physical and chemical performance sequence number project measured data scope
1 pulls apart powerful Mpa 10-15
2 tensile yield % 280-420
3 setafter break % 12-20
4 hardness (Shao Shi) 50-65
5 37% hydrochloric acid normal temperature * 240 hour
Cubical expansivity % 1.1-1.28
6 proportion 1.2-1.45
3, carry strong acid and strong base capsule sizing compound formula and physical and chemical performance
Initial rubber adopts viton (principal item is fluororubber 26 B and 4 third fluorine glue) viton to have the characteristics of high temperature resistant, acid and alkali-resistance and number of chemical medicine.Make the pump capsule, can be used for the chemical industry mineral acid, carry as sulfuric acid, hydrochloric acid, nitric acid and alkaline.
(1) sizing compound formula
Sequence number starting material title cooperates scope substantially
1 fluororubber 26 B 100
2 No. 3 vulcanizing agent 2-5
3 magnesium oxide (gently) 4-10
4 zinc oxide 2-6
5 barium sulfate 5-20
6 spray carbon black 5-30
7 dioctyl sebacate 1-6
Add up to 119-177
(2) physical and chemical performance
Sequence number project measured data scope
1 pulls apart powerful Mpa 13.5-18
2 tensile yield % 180-280
3 hardness (Shao Shi) 55-70
4 acid-proof alkalines (20 ℃ * 7d)
1) the swollen % 2.1-2.6 of 50% sodium hydroxide body
2) the swollen % 20-30 of oleum body
3) the swollen % 3-5 of nitrosonitric acid body
4, be used for oils capsule sizing compound formula and physical and chemical performance
(1) sizing compound formula
Sequence number starting material title cooperates scope substantially
1 butadiene-acrylonitrile rubber-40 70-30
2 butadiene-acrylonitrile rubbers-26 30-70
3 Sulfur 0.2-2
4 TM monex TD 0.3-3
5 accelerant CZ 0.5-3
6 zinc oxide 2-6
7 magnesium oxide (gently) 2-16
8 stearic acid 0.5-3
9 high wear-resistant carbon black 5-40
10 spray carbon black 5-50
11 old anti-agent A 0.5-2
12 dioctyl sebacate 2-20
13 coumarones (Gu) 2-10
14 white carbon blacks (sinking) 2-15
Add up to 122-270
(2) physical and chemical performance
Sequence number project measured data scope
1 pulls apart powerful Mpa 12-19
2 tensile yield % 220-400
3 setafter break % 4-10
4 hardness (Shao Shi) 50-65
5 immersion oil compression set % 18-30
(120 ℃ * 72h, constant voltage 30%)
6 warm air compression set % 8-15
(100 ℃ * 24h, constant voltage 25%)
7 transformer oil weightening finish % 0.5-3
(120℃×72h)
8 temperature limit of brittleness ℃-35 are not crisp not to be split
9 proportion 1.10-1.26
Positively effect of the present invention is:
1, in light weight, effective.Capsules weight is light than the heart component of conventional pump, only is sixth; And flow is more than 2 times of conventional pump;
2, do not leak, ensure safety, sharp environmental protection
In the use, except that import and outlet, the fluid of whole conveying all flows in capsule is hollow, can guarantee not have and leak;
Carrying soda acid and various soup, mostly harmful, do not leak and can guarantee production safety.Be in operation and do not leak, environment is not polluted, help the protection of industrial or agricultural and transport trade work-yard and environment;
3, long service life guarantees the production serialization, can save the stop production to overhaul time, increases productivity effect.
Performance:
(1) this product can be used for the conveying of different media by the special purpose selection
1, can be used for the conveying of poisonous and harmful, inflammable and explosive or acid and alkali corrosion liquid;
2, can be used for the conveying of oils and pharmaceutical industry soup;
3, can be used for the conveying of city environmental protection and heating, water supply;
4. can be used for agricultural irrigation and spray insecticide
(2) work-ing life
1, can in normal temperature soda acid or water, work 1 year (every day was by 8 hours);
2, can in 100 ℃ of-140 ℃ of high temperature oil, work 90 days;
3, can in 200-250 ℃ of high temperature, use.
Refer to state technology of the present invention in detail below in conjunction with embodiment:
The key point for process explanation
(1) Mould Machining
Presswork capsule mould, the structure more complicated, mainly by inner core, overcoat (integral sleeve and two is opened two kinds in half garden overcoat), loam cake, go to the bottom, garden shape pillar and 8 key pins of 16 band keyways form
(2) raw material screening, batching, refining work in-process.
Through inspection the starting material of screening, in the accurate weigh batching of sizing compound formula ratio;
Carrying out rubber on opening rubber mixing machine plasticates and the mixing work in-process film of making of dosing;
The compacting test piece detects the physical and chemical performance of sizing material;
(3) finished product manufacturing
Under low temperature (50 ℃) condition, the work in-process sizing material is packed in the mould, be the dull and stereotyped pressing machine of 600 * 600mm of 100 tons with oil cylinder working-pressure, produced capsule finished product in 60-90 minute through high temperature (145-160 ℃) typing.
(4) Qi Mo gets finished product
Mould adds the product 123-131 kilogram (two halves outer mold heavier 8 kilograms than mould preparation overcoat) that weighs, and adds product with the electric hoist mould of slinging, and opens mould in the bottom counterweight then and takes out finished product;
(5) deburring, check on the quality
It is clean to carry the burr of liquid flow rate, surplus glue to prune influence, delivers the Quality Inspector and carries out visual inspection.Up-to-standard warehouse-in is standby
Embodiment: in late July, 1996, with the water delivery capsule sizing compound formula (attached) and the processing method of invention development voluntarily, the preparation work in-process, through low temperature (50 ℃) dress mould, high temperature (145 ℃) primary vulcanization 80 minutes has been suppressed three finished products altogether, be assemblied in 2 inches pump cases on probation, effective.The time of delivery of two tons of liquid is 8 minutes, and its flow is per hour 15 tons, and general same specification pump efficiency doubles, on this basis, do improvement again, add imperial palace and press, effect can be better attached: embodiment water delivery capsule material formula sequence number starting material title use levels (kilogram)
1 natural rubber 3.500
2 cis-1,4-polybutadiene rubbers 1.500
3 Sulfurs 0.075
4 TM monex TM 0.050
5 promotor II 0.040
6 zinc oxide 0.250
7 stearic acid 0.050
8 titanium dioxides 0.500
9 white carbon blacks (sinking) 1.500
10 machine oil 0.250
11 Vaseline (industry) 0.150
12 glycol ethers 0.100
13 old anti-agent SP 0.100 add up to 8.065
When producing by batch, increase number of molds.Relatively large product adopts the vulcanizing boiler primary vulcanization, can improve output 5-8 doubly.
Product structure can be produced the structure formation that pure glue goods and capsule add casing ply by applying pressure (lift) requirement.Accompanying drawing is technical process.
Claims (3)
1, a kind of technology that is applied to the heart component rubber-moulding aspect in the mechanical industry pump.It is characterized in that water delivery capsule sizing compound formula is as follows: sequence number starting material title use level (kilogram)
1 natural rubber 3.500
2 cis-1,4-polybutadiene rubbers 1.500
3 Sulfurs 0.075
4 TM monex TM 0.050
5 vulkacit Hs 0.040
6 zinc oxide 0.250
7 stearic acid 0.050
8 titanium dioxides 0.500
9 white carbon blacks (sinking) 1.500
10 machine oil 0.250
11 Vaseline (industry) 0.150
12 glycol ethers 0.100
13 old anti-agent SP 0.100
Add up to 8.065
2,, it is characterized in that the technology of this technology according to the described process for producing hollow rubber capsule of claim 1.Main points are as follows:
(1) Mould Machining
Presswork capsule mould, the structure more complicated, mainly by inner core, overcoat (integral sleeve and two is opened two kinds in half garden overcoat), loam cake, go to the bottom, garden shape pillar and 8 key pins of 16 band keyways form.
(2) raw material screening, batching, refining work in-process.
Through inspection the starting material of screening, in the accurate weigh batching of sizing compound formula ratio;
Carrying out rubber on opening rubber mixing machine plasticates and the mixing work in-process film of making of dosing;
The compacting test piece detects the physical and chemical performance of sizing material;
(3) finished product manufacturing
Under low temperature (50 ℃) condition, the work in-process sizing material is packed in the mould, be the dull and stereotyped pressing machine of 600 * 600mm of 100 tons with oil cylinder working-pressure, produced capsule finished product in 60-90 minute through high temperature (145-160 ℃) typing;
(4) Qi Mo gets finished product
Mould adds the product 123-131 kilogram (two halves outer mold heavier 8 kilograms than mould preparation overcoat) that weighs.Add product with the electric hoist mould of slinging, open mould in the bottom counterweight then and take out finished product;
(5) deburring, check on the quality
It is clean to carry the burr of liquid flow rate, surplus glue to prune influence.Deliver the Quality Inspector and carry out visual inspection.Up-to-standard warehouse-in is standby.
3, it is characterized in that according to claim 1,2 described process for producing hollow rubber capsule: the preparation work in-process, through low temperature (50 ℃) dress mould, high temperature (145 ℃) primary vulcanization 80 minutes.Finished product are assemblied in 2 inches pump housings on probation, effective.The time of delivery of two tons of liquid is 8 minutes, per hour 15 tons of its flows, and more common same specification pump efficiency doubles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96109588 CN1175501A (en) | 1996-09-02 | 1996-09-02 | Process for producing hollow rubber capsule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96109588 CN1175501A (en) | 1996-09-02 | 1996-09-02 | Process for producing hollow rubber capsule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1175501A true CN1175501A (en) | 1998-03-11 |
Family
ID=5120462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96109588 Pending CN1175501A (en) | 1996-09-02 | 1996-09-02 | Process for producing hollow rubber capsule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1175501A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874661A (en) * | 2010-06-25 | 2010-11-03 | 万贤能 | Environmental-friendly type soles and method for manufacturing body layer thereof |
| CN101580606B (en) * | 2009-06-08 | 2011-08-31 | 无锡市华美电缆有限公司 | Cable jacket rubber and preparation method |
| CN109021591A (en) * | 2018-06-28 | 2018-12-18 | 江苏通用科技股份有限公司 | All-steel radial tyre molding spacer rod and preparation method |
-
1996
- 1996-09-02 CN CN 96109588 patent/CN1175501A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580606B (en) * | 2009-06-08 | 2011-08-31 | 无锡市华美电缆有限公司 | Cable jacket rubber and preparation method |
| CN101874661A (en) * | 2010-06-25 | 2010-11-03 | 万贤能 | Environmental-friendly type soles and method for manufacturing body layer thereof |
| CN109021591A (en) * | 2018-06-28 | 2018-12-18 | 江苏通用科技股份有限公司 | All-steel radial tyre molding spacer rod and preparation method |
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| WD01 | Invention patent application deemed withdrawn after publication |