CN208452262U - A kind of pumped vacuum systems for rubber preforming machine - Google Patents
A kind of pumped vacuum systems for rubber preforming machine Download PDFInfo
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- CN208452262U CN208452262U CN201820859896.2U CN201820859896U CN208452262U CN 208452262 U CN208452262 U CN 208452262U CN 201820859896 U CN201820859896 U CN 201820859896U CN 208452262 U CN208452262 U CN 208452262U
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- main pipeline
- upper cavity
- gas main
- pipeline
- gas
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Abstract
The utility model discloses a kind of pumped vacuum systems for rubber preforming machine, including upper cavity and lower mode cavity, is internally provided with capsule body in upper cavity；The upper cavity is controlled to a vacuum pump by first gas main pipeline, and the first electric butterfly valve is provided on first gas main pipeline, and compressed air tunnel and the first exhausting pipeline are also respectively connected on first gas main pipeline；The lower mode cavity is controlled to a vacuum pump by second gas main pipeline, and the second electric butterfly valve is provided on second gas main pipeline, and the second exhausting pipeline is also connected on second gas main pipeline.The utility model in upper cavity by being provided with the capsule body heaved after inflation, and pass through pipeline and valve arrangement, it can be achieved to vacuumize and the sequence interoperation of injecting compressed air, when hence for than relatively thin rubber compound blank processing, it can effectively solve the problems, such as being adhered for rubber compound blank, production difficulty is reduced, processing quality and processing efficiency are improved.
Description
Technical field
The utility model relates to a kind of rubber preforming machines, concretely relate to a kind of pumping for rubber preforming machine
Vacuum system.
Background technique
Rubber preforming machine is a kind of high-accuracy high-efficiency rate manufacture rubber compound blank equipment, can produce various middle and high hardness, more
The compound blank of kind shape, and compound blank precision is high, bubble-free, is suitble to the products such as production Rubber Parts, oil sealing, O-ring.
It is a kind of machine of plunger-type structure that rubber is preforming, mainly by extrusion device, hydraulic system, vacuum system, water
The circulatory system, electric heating system, pneumatic system and diced system and electric-control system composition.Wherein, vacuum system is mainly used
In: it squeezes before cutting sizing material and vacuumizes in advance, the gas being mingled in the air and sizing material inside exclusion machine barrel, head, to improve
The quality of subsequent processing vulcanized article.
However, existing vacuum system is often simply made of upper cavity and lower mode cavity, and the process when vacuumizing
Also fairly simple, it is routinely by lower die chamber pumping, to realize vacuum pumping.The existing pumped vacuum systems is not appropriate for comparing
The processing of relatively thin rubber compound blank, this is because often adhering to upper cavity than relatively thin rubber compound blank after heating vulcanization
Or lower mode cavity, production difficulty is on the one hand improved, processing efficiency is reduced, the TR thin rubber compound blank on the other hand adhered to is being removed
When also be easy to cause damage.
Utility model content
Based on above-mentioned technical problem, the utility model provides a kind of pumped vacuum systems for rubber preforming machine.
Technical solution used by the utility model is:
A kind of pumped vacuum systems for rubber preforming machine, including the upper cavity and lower mode cavity being used cooperatively, in upper mold
Chamber is internally provided with capsule body, and when upper cavity vacuumizes, capsule body is built in upper cavity, when upper cavity inflation, glue
Utricule is heaved and protrudes out upper cavity；
The upper cavity is controlled to a vacuum pump by first gas main pipeline, is provided with first on first gas main pipeline
Compressed air tunnel and the first exhausting pipeline is also respectively connected in electric butterfly valve on first gas main pipeline, is compressing
It is provided with the first electrical ball valve on airflow pipe, the second electrical ball valve is provided on the first exhausting pipeline；
The lower mode cavity is controlled to a vacuum pump by second gas main pipeline, is provided with second on second gas main pipeline
Electric butterfly valve is also connected with the second exhausting pipeline on second gas main pipeline, and third electricity is provided on the second exhausting pipeline
Dynamic ball valve.
Preferably, the first electric contact pressure vacuum gauge is provided on first gas main pipeline, in second gas main pipeline
On be provided with the second electric contact pressure vacuum gauge.
Preferably, the first gas main pipeline is connected to by several first gas branch pipes with upper cavity, second gas
Main pipeline is connected to by several second gas branch pipes with lower mode cavity.
The advantageous effects of the utility model are:
The utility model passes through pipeline and valve cloth by being provided with the capsule body heaved after inflation in upper cavity
It sets, it can be achieved that vacuumize and the sequence interoperation of injecting compressed air, it, can when hence for than relatively thin rubber compound blank processing
It effectively solves the problems, such as being adhered for rubber compound blank, reduces production difficulty, improve processing quality and processing efficiency, and structure letter
Single, operation is easy.
Detailed description of the invention
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
Fig. 1 is the principle schematic diagram of the utility model.
Specific embodiment
In conjunction with attached drawing, a kind of pumped vacuum systems for rubber preforming machine, including the upper cavity 1 being used cooperatively and lower die
Chamber 2 is internally provided with capsule body 3 in upper cavity 1.When upper cavity 1 vacuumizes, capsule body 3 is under the action of negative-pressure ward
It is built in upper cavity 1, when upper cavity 1 is inflated, capsule body 3 is heaved and protrudes out upper cavity.The upper cavity 1 passes through first
Main gas conduit 4 is connect with vacuum pump 5, and the first electric butterfly valve 6 is provided on first gas main pipeline 4.In first gas master
Compressed air tunnel 7 and the first exhausting pipeline 8 are also respectively connected on pipeline, is arranged on compressed air tunnel 7
There is the first electrical ball valve 9, the second electrical ball valve 10 is provided on the first exhausting pipeline.The lower mode cavity 2 passes through second gas
Main pipeline 11 is connect with vacuum pump 5, and the second electric butterfly valve 12 is provided on second gas main pipeline.In second gas main pipeline
On be also connected with the second exhausting pipeline 13, third electrical ball valve 14 is provided on the second exhausting pipeline.
As the further design to the utility model, the first electric contact vacuum pressure is provided on first gas main pipeline
Power table 15 is provided with the second electric contact pressure vacuum gauge 16 on second gas main pipeline.First electric contact pressure vacuum gauge and
Second electric contact pressure vacuum gauge is respectively used to inside first gas main pipeline and the measurement of second gas main pipeline internal pressure
And real-time display.
Further, the first gas main pipeline is connected to by several first gas branch pipes 17 with upper cavity, the
Two main gas conduits are connected to by several second gas branch pipes 18 with lower mode cavity.The charge and discharge port of upper cavity and lower mode cavity is optional
Selecting property interval is laid in border edge, on the one hand facilitates the installation of heating plate etc. in lower mode cavity, on the other hand improves and fill
The uniformity of deflation.
Pumping deflation course when utility model works approximately as:
(1) the first electrical ball valve 9, the second electrical ball valve 10 and the second electric butterfly valve 12 are controlled to close, opens vacuum pump, it is right
Upper cavity vacuumizes, and capsule body 3 is recessed in upper cavity 1 at this time.
(2) the first electric butterfly valve 6 is controlled, third electrical ball valve 14 is closed, the second electric butterfly valve 12 opening, opening vacuum
Pump, vacuumizes lower mode cavity.
(3) vacuum pump is closed, the first electric butterfly valve 6 of control, the second electric butterfly valve 12 and the second electrical ball valve 10 are closed, beaten
The first electrical ball valve 9 is opened to inflate into capsule body 3, capsule body 3 protrudes out upper cavity, and contacts with TR thin rubber compound blank, start into
Row heating vulcanization.
(4) after the completion of heating vulcanization, the second electrical ball valve 10 and third electrical ball valve 14 is opened, upper cavity and lower die are carried out
The emptying manipulation of chamber.
Being adhered for rubber compound blank can be effectively solved the problems, such as by said sequence operation.
It takes or uses for reference prior art and can be realized in the part that do not addressed in aforesaid way.
It should be noted that under the introduction of this specification, any equivalent substitute side made by those skilled in the art
Formula or obvious variant, should be covered by the scope of the present utility model within.
Claims (3)
1. a kind of pumped vacuum systems for rubber preforming machine, it is characterised in that: including the upper cavity being used cooperatively and lower die
Chamber is internally provided with capsule body in upper cavity, and when upper cavity vacuumizes, capsule body is built in upper cavity, works as upper cavity
When inflation, capsule body is heaved and protrudes out upper cavity；
The upper cavity is controlled to a vacuum pump by first gas main pipeline, and it is electronic to be provided with first on first gas main pipeline
Compressed air tunnel and the first exhausting pipeline is also respectively connected, in compressed air in butterfly valve on first gas main pipeline
It is provided with the first electrical ball valve on conveyance conduit, the second electrical ball valve is provided on the first exhausting pipeline；
The lower mode cavity is controlled to a vacuum pump by second gas main pipeline, and it is electronic to be provided with second on second gas main pipeline
Butterfly valve is also connected with the second exhausting pipeline on second gas main pipeline, and third electric ball is provided on the second exhausting pipeline
Valve.
2. a kind of pumped vacuum systems for rubber preforming machine according to claim 1, it is characterised in that: in the first gas
It is provided with the first electric contact pressure vacuum gauge on body main pipeline, the second electric contact vacuum pressure is provided on second gas main pipeline
Power table.
3. a kind of pumped vacuum systems for rubber preforming machine according to claim 1, it is characterised in that: described first
Main gas conduit is connected to by several first gas branch pipes with upper cavity, and second gas main pipeline passes through several second gas
Branch pipe is connected to lower mode cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859896.2U CN208452262U (en) | 2018-06-05 | 2018-06-05 | A kind of pumped vacuum systems for rubber preforming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859896.2U CN208452262U (en) | 2018-06-05 | 2018-06-05 | A kind of pumped vacuum systems for rubber preforming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208452262U true CN208452262U (en) | 2019-02-01 |
Family
ID=65159566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820859896.2U Active CN208452262U (en) | 2018-06-05 | 2018-06-05 | A kind of pumped vacuum systems for rubber preforming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208452262U (en) |
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2018
- 2018-06-05 CN CN201820859896.2U patent/CN208452262U/en active Active
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