CN109605626A - Improve the manufacturing process of small-sized rubber product curing efficiency - Google Patents
Improve the manufacturing process of small-sized rubber product curing efficiency Download PDFInfo
- Publication number
- CN109605626A CN109605626A CN201811462168.9A CN201811462168A CN109605626A CN 109605626 A CN109605626 A CN 109605626A CN 201811462168 A CN201811462168 A CN 201811462168A CN 109605626 A CN109605626 A CN 109605626A
- Authority
- CN
- China
- Prior art keywords
- compound blank
- compound
- blank
- die
- adhesive tape
- Prior art date
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 150000001875 compounds Chemical class 0.000 claims abstract description 129
- 239000002390 adhesive tape Substances 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000004073 vulcanization Methods 0.000 claims abstract description 22
- 238000004513 sizing Methods 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 10
- 238000003860 storage Methods 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims 1
- 238000005303 weighing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/002—Component parts, details or accessories; Auxiliary operations
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention discloses the manufacturing process for improving small-sized rubber product curing efficiency, processing step are as follows: cold -feed extrusion adhesive tape, adhesive tape are cooling, compound blank is cut, weighing, presetting device sizing compound blank, storage compound blank are parked, compound blank is put into the die-filling pre- die device of compound blank, compound blank, arrangement compound blank and molding and vulcanizes.Also disclose the pre- die device of compound blank, including column, cover the stretching sleeve that can be horizontally rotated on column, with stretch out that the compound blank that is fixedly connected of sleeve is pre- die-filling and bottom plate；The present invention improves 5~10 times using direct die-filling efficiency using the pre- die device ratio of compound blank, can be to avoid the compound blank prevulcanization for first contacting mold, and rubber product each section state of cure (vulcanization) is uneven, local over cure phenomenon occurs, substantially increases product quality；The device is simple, easy to operate.
Description
Technical field
The present invention relates to the manufacturing process for improving small-sized rubber product curing efficiency, particularly belong to rubber product production technology
Field.
Background technique
Existing small-sized rubber product vulcanizes manufacturing process, and it is lack of standardization that there are processes, operates unclear, defect ware rate height,
Enterprise's production cost is high, high to worker's level requirement, during vulcanizing high-temperature operation, situations such as there is also scald.
In addition, the small-sized sundries rubber product such as sealing ring, gasket, apron, leather cup, leather packing, foot pad is small and thin and produces
Quantity is more, mostly uses multimode multi-cavity (10~50 chamber) high temperature short time cure in vulcanization.Directly by rubber compound blank one before vulcanization
A one is added in die cavity, since prevulcanization feelings occurs in the part that the higher compound blank for first putting die cavity into of mould temperature touches die cavity
Condition causes rubber product each section state of cure (vulcanization) uneven, or even local over cure phenomenon occurs, influences rubber product appearance and use
Quality.
Summary of the invention
In order to improve curing efficiency, vulcanized quality problem is reduced, labor intensity is reduced, the present invention provides a kind of raising is small
The manufacturing process of type rubber product curing efficiency.
It is realized particular by following technical solution, improves the manufacturing process of small-sized rubber product curing efficiency, technique
Compound blank is cut step are as follows: cold -feed extrusion adhesive tape --- adhesive tape is cooling ---, is weighed --- presetting device sizing compound blank ---
Storage compound blank, is parked, and --- compound blank is put into --- the molding vulcanization that compound blank is die-filling --- arranging compound blank --- of the pre- die device of compound blank.
As the scheme that advanced optimizes of the manufacturing process of the present invention for improving small-sized rubber product curing efficiency, tool
Body technology step are as follows:
Step 1) cold -feed extrusion adhesive tape: squeezing out adhesive tape using exhaust cold feed extruder, and screw slenderness ratio is 12~20:1,
120 ± 2 DEG C of extrusion temperature, prepare adhesive tape；
Step 2 adhesive tape is cooling: temperature is higher when adhesive tape squeezes out, and adhesive tape incipient scorch and deformation, are cooled down in order to prevent, can
Cold front heavy rain method can also be used using cooling water-cooled valve；The temperature of adhesive tape will reach 40 DEG C or less after cooling；
Step 3) compound blank is cut, and weigh: adhesive tape after cooling is cut according to compound blank length, is cut automatic using rubber
Guillotine is cut, and is weighed again after cutting, and the compound blank weight section control after cutting is the 105~110% of finished weight；
Step 4) presetting device sizing compound blank: compound blank sizing is carried out using rubber preforming machine, and is counted；
Step 5) stores compound blank, parks: the compound blank after sizing is arranged by certain quantity into storage basket or storage tray, and is parked
4~for 24 hours；
Step 6) compound blank is put into the pre- die device of compound blank: the pre- die device of compound blank is equipped with several compound blanks for being used to place compound blank
Through-hole；
Step 7) compound blank is die-filling: compound blank being put into the type chamber of sulfurizing mould by compound blank pre- die device；
Step 8) arranges compound blank: being arranged as needed, guarantees that compound blank is fallen into the type chamber of sulfurizing mould, reach vulcanization and want
It asks；
Step 9) molding vulcanization: after compound blank is fallen into sulfurizing mould type chamber, removing the pre- die device of compound blank, carry out molding vulcanization,
It is different according to article formulations difference, product size, article construction, determine vulcanization time, temperature and pressure.
Scheme is advanced optimized as the manufacturing process of the present invention for improving small-sized rubber product curing efficiency: institute
It states in the cooling of step 2 adhesive tape, cooling water-cooled valve are as follows: slot bath cooling, spraying cooling or slot bathe cooling and spray both cold combination
Combination cooling.
Scheme is advanced optimized as the manufacturing process of the present invention for improving small-sized rubber product curing efficiency: institute
State the pre- die device of compound blank, including column, cover the stretching sleeve that can horizontally rotate on column, with stretch out sleeve and be fixedly connected
Compound blank is pre- die-filling and bottom plate；
The compound blank is pre- die-filling equipped with several compound blank through-holes, and bottom is equipped with the bayonet for placing bottom plate；The bottom plate can be
Pull is mobile in bayonet；
The bottom plate is equipped with several bottom holes.
Scheme is advanced optimized as the manufacturing process of the present invention for improving small-sized rubber product curing efficiency: institute
State the quantity of bottom hole and compound blank through-hole, dimension and shape should be identical and corresponding as the type chamber of sulfurizing mould；The bottom
The size of plate through-hole should be greater than the size of compound blank through-hole.
Scheme is advanced optimized as the manufacturing process of the present invention for improving small-sized rubber product curing efficiency: institute
Compound blank through-hole is stated as round or oval or rectangle or square.
Scheme is advanced optimized as the manufacturing process of the present invention for improving small-sized rubber product curing efficiency: institute
0-360 ° of any angle can be horizontally rotated by axle center of column by stating stretching sleeve.
Advantageous effects of the present invention: the present invention using the pre- die device ratio of compound blank improves 5 using direct die-filling efficiency~
10 times, can be to avoid the compound blank prevulcanization for first contacting mold, rubber product each section state of cure (vulcanization) is uneven, local over cure occurs
Phenomenon substantially increases product quality；The device is simple, easy to operate.
Detailed description of the invention
Fig. 1 is process flow chart of the invention；
Fig. 2 is the pre- die device structural schematic diagram of compound blank；
Fig. 3 is compound blank prepackage mode structure schematic diagram；
Fig. 4 is A-A the schematic diagram of the section structure in Fig. 3；
Fig. 5 is structural diagram of base plate；
Fig. 6 is the pre- die device use state A figure of compound blank of the present invention；
Fig. 7 is the pre- die device use state B figure of compound blank of the present invention；
In figure: 100- vulcanizer；110- vulcanizer upper mold；120- vulcanizer lower die；121- product type chamber；200- compound blank is pre- die-filling
Device；201- column；202- stretches out sleeve；203- compound blank is pre- die-filling；204- compound blank through-hole；205- bottom plate；206- bayonet；207-
Bottom hole.
Specific embodiment
Below with reference to embodiment and its attached drawing, the present invention will be further described.
Embodiment 1
As shown in Figure 1, the manufacturing process of small-sized rubber product curing efficiency, processing step are as follows: cold -feed extrusion glue are improved
Compound blank is cut item --- adhesive tape cooling ---, is weighed, and --- presetting device is formed compound blank --- storage compound blank, park --- glue
Base is put into --- the molding vulcanization that compound blank is die-filling --- arranging compound blank --- of the pre- die device of compound blank.
Specific process step are as follows:
Step 1) cold -feed extrusion adhesive tape: squeezing out adhesive tape using exhaust cold feed extruder, and screw slenderness ratio is 12~20:1,
120 ± 2 DEG C of extrusion temperature, prepare adhesive tape；
Step 2 adhesive tape is cooling: temperature is higher when adhesive tape squeezes out, and adhesive tape incipient scorch and deformation, are cooled down in order to prevent, can
Cold front heavy rain method can also be used using cooling water-cooled valve；The temperature of adhesive tape will reach 40 DEG C or less after cooling；
Step 3) compound blank is cut, and weigh: adhesive tape after cooling is cut according to compound blank length, is cut automatic using rubber
Guillotine is cut, and is weighed again after cutting, and the compound blank weight section control after cutting is the 105~110% of finished weight；
Step 4) presetting device sizing compound blank: compound blank sizing is carried out using rubber preforming machine, and is counted；
Step 5) stores compound blank, parks: the compound blank after sizing is arranged by certain quantity into storage basket or storage tray, and is parked
4~for 24 hours；
Step 6) compound blank is put into the pre- die device of compound blank: the pre- die device of compound blank is equipped with several compound blanks for being used to place compound blank
Through-hole 204；
Step 7) compound blank is die-filling: compound blank being put into the type chamber of sulfurizing mould by compound blank pre- die device；
Step 8) arranges compound blank: being arranged as needed, guarantees that compound blank is fallen into the type chamber of sulfurizing mould, reach vulcanization and want
It asks；
Step 9) molding vulcanization: after compound blank is fallen into sulfurizing mould type chamber, removing the pre- die device of compound blank, carry out molding vulcanization,
It is different according to article formulations difference, product size, article construction, determine vulcanization time, temperature and pressure.
Further in order to reach superior technique effect: during the step 2 adhesive tape is cooling, cooling water-cooled valve are as follows: slot
Bath cooling, spraying cooling or slot bath cooling and the combination cooling for spraying both cold combination.
Embodiment 2
Improve the pre- die device of compound blank in the manufacturing process of small-sized rubber product curing efficiency；The pre- die device of the compound blank can be with
It is fixed on station, also may be mounted at the side of vulcanizer, be advisable with convenient to use and operating position.
As shown in Fig. 2,3,4 and 5, the pre- die device of compound blank, including column 201, cover on column 201 and horizontal can turn
Dynamic stretching sleeve 202, with the compound blank pre- die-filling 203 and bottom plate 205 that stretch out sleeve 202 and be fixedly connected；
The compound blank pre- die-filling 203 is equipped with several compound blank through-holes 204, and bottom is equipped with the bayonet 206 for placing bottom plate 205；
The bottom plate 205 can the pull movement in bayonet 206；
The bottom plate 205 is equipped with several bottom holes 207.
The quantity of the bottom hole 207 and compound blank through-hole 204, dimension and shape should be identical as the type chamber of sulfurizing mould
And it is corresponding；The size of the bottom hole 207 should be greater than the size of compound blank through-hole 204.
The compound blank through-hole 204 is circle or oval or rectangle or square.
The stretching sleeve 202 is that axle center can horizontally rotate 0-360 ° of any angle with column 201.
Specifically, as shown in Figures 6 and 7, by horizontally rotate stretch out sleeve 202 make compound blank pre- die-filling 203 towards facilitate behaviour
The one side direction that author is operated makes each bottom hole 207 and corresponding compound blank through-hole by the plate 205 that undercuts outside
204 mutually stagger, and guaranteeing that compound blank is put into compound blank through-hole 204 is not in fall, and rear compound blank then is parked in sizing and is placed one by one
In the compound blank through-hole 204 of compound blank pre- die-filling 203, start vulcanizer 100, vulcanizer lower die 120 moves upwards, to compound blank
When pre- die-filling 203 close level, stop rising, and horizontally rotate compound blank pre- die-filling 203, so that compound blank through-hole 204 and product type
Chamber 121 is corresponding, inside push away bottom plate 205 make compound blank pass through bottom plate 205 fall into product type chamber 121, rotation compound blank pre- die-filling 203 from
The top of vulcanizer lower die 120 is opened, checks whether compound blank reaches the requirement of vulcanization dress glue, satisfaction can carry out vulcanizer upper mold
Molding heating vulcanisation operation between 110 and vulcanizer lower die 120.
In addition, all spies of actual implementation scheme can not be described in order to provide the terse description of exemplary implementation scheme
Sign is (that is, with execution those incoherent features of optimal mode of the invention for currently considering, or in realizing that the present invention is incoherent
Those features).
It should be understood that in the development process of any actual implementation mode, it, can such as in any engineering or design object
A large amount of specific embodiment is made to determine.Such development effort may be complicated and time-consuming, but for those benefits
For the those of ordinary skill of the displosure content, do not need excessively to test, the development effort will be one design, manufacture and
The routine work of production.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to preferable
Embodiment describes the invention in detail, those skilled in the art should understand that, it can be to technology of the invention
Scheme is modified or replaced equivalently, and without departing from the spirit and scope of the technical solution of the present invention, should all be covered in this hair
In bright scope of the claims.
Claims (7)
1. improving the manufacturing process of small-sized rubber product curing efficiency, it is characterised in that:
Compound blank is cut processing step are as follows: cold -feed extrusion adhesive tape --- adhesive tape is cooling ---, is weighed --- presetting device sizing
Compound blank is put into the pre- die device of compound blank, and --- compound blank is die-filling, and close by --- arranging compound blank --- for compound blank --- storage compound blank is parked ---
Mould vulcanization.
2. the manufacturing process according to claim 1 for improving small-sized rubber product curing efficiency, it is characterised in that: specific work
Skill step are as follows:
Step 1) cold -feed extrusion adhesive tape: squeezing out adhesive tape using exhaust cold feed extruder, and screw slenderness ratio is 12~20:1,
120 ± 2 DEG C of extrusion temperature, prepare adhesive tape；
Step 2 adhesive tape is cooling: temperature is higher when adhesive tape squeezes out, and adhesive tape incipient scorch and deformation, are cooled down in order to prevent, can
Cold front heavy rain method can also be used using cooling water-cooled valve；The temperature of adhesive tape will reach 40 DEG C or less after cooling；
Step 3) compound blank is cut, and weigh: adhesive tape after cooling is cut according to compound blank length, is cut automatic using rubber
Guillotine is cut, and is weighed again after cutting, and the compound blank weight section control after cutting is the 105~110% of finished weight；
Step 4) presetting device sizing compound blank: compound blank sizing is carried out using rubber preforming machine, and is counted；
Step 5) stores compound blank, parks: the compound blank after sizing is arranged by certain quantity into storage basket or storage tray, and is parked
4~for 24 hours；
Step 6) compound blank is put into the pre- die device of compound blank: the pre- die device of compound blank is equipped with several compound blanks for being used to place compound blank
Through-hole (204)；
Step 7) compound blank is die-filling: compound blank being put into the type chamber of sulfurizing mould by compound blank pre- die device；
Step 8) arranges compound blank: being arranged as needed, guarantees that compound blank is fallen into the type chamber of sulfurizing mould, reach vulcanization and want
It asks；
Step 9) molding vulcanization: after compound blank is fallen into sulfurizing mould type chamber, removing the pre- die device of compound blank, carry out molding vulcanization,
It is different according to article formulations difference, product size, article construction, determine vulcanization time, temperature and pressure.
3. the manufacturing process according to claim 2 for improving small-sized rubber product curing efficiency, it is characterised in that: the step
In rapid 2) adhesive tape cooling, cooling water-cooled valve are as follows: slot bath cooling, spraying cooling or slot bathe cooling and spray mixing for both cold combination
Close cooling.
4. the manufacturing process according to claim 2 for improving small-sized rubber product curing efficiency, it is characterised in that: the glue
The pre- die device of base including column (201), covers the stretching sleeve (202) that can be horizontally rotated on column (201) and stretches out set
The compound blank pre- die-filling (203) and bottom plate (205) that cylinder (202) is fixedly connected；
The compound blank pre- die-filling (203) is equipped with several compound blank through-holes (204), and bottom is equipped with the card for placing bottom plate (205)
Mouth (206)；The bottom plate (205) can be mobile in the interior pull of bayonet (206)；
The bottom plate (205) is equipped with several bottom holes (207).
5. the manufacturing process according to claim 4 for improving small-sized rubber product curing efficiency, it is characterised in that: the bottom
Quantity, position and the shape of plate through-hole (207) and compound blank through-hole (204) should be identical and corresponding as the type chamber of sulfurizing mould；
The geomery of the bottom hole (207) should be greater than the size of compound blank through-hole (204).
6. the manufacturing process according to claim 4 for improving small-sized rubber product curing efficiency, it is characterised in that: the glue
Base through-hole (204) is circle or oval or rectangle or square.
7. according to a kind of described in any item small-sized pre- die devices of rubber product compound blank of claim 4-6, it is characterised in that: institute
It is that axle center can horizontally rotate 0-360 ° of any angle that stretching sleeve (202), which is stated, with column (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811462168.9A CN109605626A (en) | 2018-12-03 | 2018-12-03 | Improve the manufacturing process of small-sized rubber product curing efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811462168.9A CN109605626A (en) | 2018-12-03 | 2018-12-03 | Improve the manufacturing process of small-sized rubber product curing efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109605626A true CN109605626A (en) | 2019-04-12 |
Family
ID=66005819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811462168.9A Pending CN109605626A (en) | 2018-12-03 | 2018-12-03 | Improve the manufacturing process of small-sized rubber product curing efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109605626A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770825A (en) * | 2022-01-22 | 2022-07-22 | 任永成 | Rubber shaping equipment for manufacturing brake leather cup and shaping process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205593A (en) * | 2011-01-31 | 2011-10-05 | 江苏华兰药用新材料股份有限公司 | Method for preparing rubber stopper without die-splitting side |
| CN105835301A (en) * | 2016-05-17 | 2016-08-10 | 合肥学院 | Rapid vulcanization forming process for rubber parts, and die |
| CN106003493A (en) * | 2016-06-22 | 2016-10-12 | 浙江翔宇密封件有限公司 | Charging device of vulcanizing machine |
| CN107877883A (en) * | 2017-10-30 | 2018-04-06 | 青岛三祥科技股份有限公司 | The forming method of special-shaped rubber tube |
| CN209257318U (en) * | 2018-12-03 | 2019-08-16 | 徐州工业职业技术学院 | A kind of small-sized pre- die device of rubber product compound blank |
-
2018
- 2018-12-03 CN CN201811462168.9A patent/CN109605626A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205593A (en) * | 2011-01-31 | 2011-10-05 | 江苏华兰药用新材料股份有限公司 | Method for preparing rubber stopper without die-splitting side |
| CN105835301A (en) * | 2016-05-17 | 2016-08-10 | 合肥学院 | Rapid vulcanization forming process for rubber parts, and die |
| CN106003493A (en) * | 2016-06-22 | 2016-10-12 | 浙江翔宇密封件有限公司 | Charging device of vulcanizing machine |
| CN107877883A (en) * | 2017-10-30 | 2018-04-06 | 青岛三祥科技股份有限公司 | The forming method of special-shaped rubber tube |
| CN209257318U (en) * | 2018-12-03 | 2019-08-16 | 徐州工业职业技术学院 | A kind of small-sized pre- die device of rubber product compound blank |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770825A (en) * | 2022-01-22 | 2022-07-22 | 任永成 | Rubber shaping equipment for manufacturing brake leather cup and shaping process thereof |
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