CN108972978B - Environment-friendly method for producing vulcanized transmission belt - Google Patents
Environment-friendly method for producing vulcanized transmission belt Download PDFInfo
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- CN108972978B CN108972978B CN201811247841.7A CN201811247841A CN108972978B CN 108972978 B CN108972978 B CN 108972978B CN 201811247841 A CN201811247841 A CN 201811247841A CN 108972978 B CN108972978 B CN 108972978B
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- 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
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/06—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam for articles of indefinite length
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- 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
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- 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
- B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
- B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/709—Articles shaped in a closed loop, e.g. conveyor belts
- B29L2031/7094—Driving belts
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- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
An environment-friendly method for producing vulcanization of a transmission belt comprises the following steps of sleeving the transmission belt on the outer wall of a cylinder body; covering the shell cover on the shell body; introducing heating air with the temperature of 160-180 ℃ and the pressure of 10-12 kg into the outer cavity, and introducing steam into the inner cavity to heat the driving belt; introducing the steam waste gas in the inner cavity and the hot gas waste gas in the outer cavity into a condenser for cooling; cooling water in the condenser is introduced into the water storage tank, and the unliquefied sulfur dioxide gas in the condenser enters the sulfur dioxide absorption tank through a pipeline for collection and treatment; and returning the cooling water in the water storage tank to the boiler to release residual heat and heat. The advantages are that: the whole vulcanization process of the transmission belt has no waste gas emission, the problem of environmental pollution caused by directly discharging sulfur dioxide into the atmosphere in the vulcanization process of the transmission belt in the past is solved, the production is safe, and the environment is clean; cold water in the water storage tank is removed and then returned to the boiler, so that not only can waste water be recycled, but also boiler fuel can be reduced, and two purposes can be achieved.
Description
Technical Field
The invention relates to a transmission belt vulcanization technology, in particular to an environment-friendly method for producing transmission belt vulcanization.
Background
The traditional Chinese patent with the application number of CN200810062213.1 named as rubber transmission belt vulcanizing device and a vulcanizing method thereof discloses a rubber transmission belt vulcanizing device, which comprises an outer sleeve, an upper cover plate, a lower base plate and a mold assembly, wherein the upper cover plate and the lower base plate are hermetically connected with the upper end surface and the lower end surface of the outer sleeve, the mold assembly comprises a mandrel frame body and a mold arranged at the outer ring end of the mandrel frame body, a communicated steam chamber is arranged on the inner side surface of the mold close to the mandrel frame body, an external pressure cavity is formed between the outer sleeve and the mold, and the upper cover plate is movably connected with the lower base plate through a locking screw, an internal locking screw and a. The vulcanizing medium of the external pressure cavity is mixed by saturated steam and high-pressure compressed air, so that the vulcanizing pressure is ensured to have a certain temperature, the steam chamber is arranged between the die and the outer ring end of the mandrel frame body, the volume of the steam chamber is greatly reduced compared with the volume of an internal pressure air chamber of the existing vulcanizing tank, the consumption of saturated steam is greatly reduced, and therefore, the steam consumption of the boiler is low and the energy consumption is low. The invention does not need a special vulcanizing tank and can save the equipment investment. However, the steam utilization rate of the invention is low, and the vulcanization cost is still high, so the structure of the method needs to be further improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing an environment-friendly method for producing the vulcanization of the transmission belt aiming at the current situation of the prior art, and the environment-friendly method has the advantages of avoiding the direct emission of waste gas, being convenient and safe in production and reducing the production cost.
The technical scheme adopted by the invention for solving the technical problems is as follows: the environment-friendly method for producing the transmission belt is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
firstly, sleeving a transmission belt to be vulcanized on the outer wall of a cylinder in an inner cavity of an outer shell, so that the top surface of the cylinder is higher than the top surface of the transmission belt, or the top surface of the cylinder is flush with the top surface of the transmission belt;
secondly, sleeving an outer rubber sleeve on the outer wall of the transmission belt, and enabling the inner wall of the outer rubber sleeve to be attached to the outer wall of the transmission belt;
thirdly, covering the cylinder cover on the top surface of the cylinder body, so that a sealed inner cavity is formed between the bottom surface of the cylinder cover and the bottom surface of the shell body, and an annular vent through which gas passes is formed between the side edge of the cylinder cover and the inner wall of the shell body;
fourthly, the shell cover is covered on the shell body, and a sealed outer cavity is formed among the bottom surface of the shell cover, the surface of the inner shell body and the inner wall of the shell body;
fifthly, introducing heating air with the temperature of 160-180 ℃ and the pressure of 10-12 kg into the outer cavity, and introducing steam with the pressure of 4-6 kg generated by boiler combustion into the inner cavity to heat the driving belt;
sixthly, discharging the steam waste gas in the inner cavity and the hot gas waste gas in the outer cavity, collecting the steam waste gas and the hot gas waste gas by an air outlet pipe, and introducing the collected steam waste gas and the hot gas waste gas into a condenser for cooling;
introducing cooling water obtained by cooling the steam waste gas and the hot gas waste gas into a water storage tank, and introducing sulfur dioxide gas generated in the cooling of the steam waste gas and the hot gas waste gas into an absorption tank with a sodium hydroxide solution inside through a pipeline for absorption treatment;
and eighthly, returning the cooling water in the water storage tank to the boiler again to enable the waste heat in the cooling water to raise the water temperature in the boiler, and then completing the whole step.
As an improvement, in the third step, an annular concave part is arranged at the top of the shell body, an annular convex part which can be matched with the annular concave part is arranged on the bottom surface of the shell cover, and when the shell cover is covered with the shell body, the annular convex part is buckled in the annular concave part to form a sealing structure; the inner wall of the shell body is sleeved with a rubber cylinder capable of improving the sealing performance, the upper side wall of the rubber cylinder is attached to the side wall of the annular convex part, and the lower side wall of the rubber cylinder is attached to the inner wall of the shell body.
And in the fifth step, detecting the pressure value of the outer cavity through an air pressure detection meter, detecting the pressure value of the inner cavity through the air pressure meter, and adjusting a conveying pipeline for heating air and steam to input gas in a set pressure range through a corresponding control valve.
In the fifth step, heated air is generated by an air compressor and an air heater, the air compressor is communicated with the outside air, the air compressor is communicated with the air heater, and a hot air outlet of the air heater is communicated with the outer cavity.
The improved boiler is characterized in that the outer shell comprises an outer shell body, an outer shell cover capable of moving up and down and left and right relative to the outer shell body, a driving mechanism of the outer shell cover and an air pressure detection meter for detecting the air pressure of an outer cavity body are connected to the outer shell cover, a driving rod of the driving mechanism is connected with the top of the outer shell cover, an outer shell air outlet and an outer shell air inlet which are communicated with the outer cavity body are arranged on the bottom surface of the outer shell body, the outer shell air outlet is communicated with an air outlet pipe of hot waste gas of the outer cavity body, a control valve is arranged on the air outlet pipe of the hot waste gas of the outer cavity body, the outer shell air inlet is communicated with a hot gas outlet of the air heater.
The improved structure is characterized in that the outer shell gas outlet and the outer shell gas inlet are respectively arc-shaped gaps through which gas can pass, the bottoms of the arc-shaped gaps are communicated with corresponding buffer cavities, and the openings of the pipe bodies of the hot gas outlet and the outer cavity hot gas waste gas outlet pipe are communicated with the corresponding arc-shaped gaps through the corresponding buffer cavities. The arc-shaped gap can prolong the retention time of the heated gas in the vulcanizing tank, and also avoid the safety accident caused by the concentration of pressure at one position, the buffer cavity further enhances the buffer effect on the gas, and the pressure in the vulcanizing tank is more stable and safer to use.
The further improvement, the actuating mechanism of shell cover includes the support, and the first second that drives actuating cylinder and level setting of vertical setting drives actuating cylinder, the actuating lever that the second drove actuating cylinder is connected with the top of shell cover, the cylinder body that the second drove actuating cylinder is connected on the first actuating lever that drives actuating cylinder, the first cylinder body that drives actuating cylinder is fixed in the bottom of support.
The inner shell comprises a cylinder cover, a cylinder body which can be sleeved with a transmission belt, an outer rubber sleeve and a barometer for detecting the air pressure of the inner cavity, wherein the top surface and the bottom surface of the cylinder body are respectively provided with a vent hole, the vent hole positioned on the bottom surface of the cylinder body is communicated with the hot air outlet and an air outlet pipe of steam waste gas of the inner cavity, the outer rubber sleeve is sleeved outside the side wall of the cylinder body without contacting with the side wall of the cylinder body, the transmission belt is sleeved in a gap formed by the outer rubber sleeve and the side wall of the cylinder body, the inner wall of the outer rubber sleeve is attached to the outer wall of the transmission belt sleeved in the cylinder body, the cylinder cover can be detachably covered on the top surface of the cylinder body, the bottom surface of the cylinder cover, the inner wall of the cylinder body and the bottom surface of the outer shell body form the inner cavity, the top surface of the cylinder cover, the bottom surface of the outer.
In a further improvement, the outer side wall of the cylinder body can be preferably provided with saw-toothed protrusions capable of positioning and forming a transmission belt; a handle capable of hoisting the cylinder cover through a traction device is arranged on the top surface of the cylinder cover; the distance between the outer edge of the cylinder cover and the inner wall of the shell body is 1-3 m.
The steam outlet of the boiler is communicated with the air inlet of the inner shell through a pipeline and enters the inner wall of the heating barrel body.
Compared with the prior art, the invention has the advantages that: first, the entire belt vulcanization process is free of exhaust gasesThe problem of environmental pollution caused by directly discharging sulfur dioxide into the atmosphere in the vulcanization process of the traditional transmission belt is solved, the production is convenient and safe, the production environment is clean, and the health of operators is effectively protected; secondly, the residual steam gas generated after vulcanization is cooled by a condenser and then returns to the boiler through a water storage tank, so that not only is the waste water reused, but also the residual heat (water temperature of 60-80 ℃) in the water storage tank further reduces the fuel of the boiler, and the fuel consumption can be reduced by 55% through calculation, thereby effectively reducing the production cost; thirdly, introducing sulfur dioxide in the vulcanized gas into an absorption tank of sodium hydroxide solution from a gas outlet of the condenser to ensure that SO is generated2Reaction with NaOH to produce Na2SO3Or NaHSO3Is absorbed and Na is generated2SO3Or NaHSO3Can be reused as chemical raw materials, thereby achieving two purposes.
Drawings
FIG. 1 is a diagram illustrating the effect of the application of the embodiment of the present invention;
FIG. 2 is a perspective view of the housing cover of FIG. 1 in an open position;
FIG. 3 is a top view of the associated structure of the outer housing of FIG. 1;
3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 3 3; 3
FIG. 5 is an exploded view of the structure of FIG. 3;
FIG. 6 is an exploded view of the undeployed portion of FIG. 5;
FIG. 7 is an exploded view of the non-exploded portion of FIG. 6;
FIG. 8 is a schematic structural view of the housing body of FIG. 5;
FIG. 9 is an enlarged view of portion I of FIG. 8;
FIG. 10 is a schematic process flow diagram of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 10, the eco-friendly method for producing vulcanization of transmission belts of the present embodiment includes the steps of,
firstly, sleeving a transmission belt 3 to be vulcanized on the outer wall of a cylinder body 2 in an inner cavity of an outer shell, so that the top surface of the cylinder body 2 is higher than the top surface of the transmission belt 3, or the top surface of the cylinder body 2 is flush with the top surface of the transmission belt 3;
secondly, sleeving an outer rubber sleeve 22 on the outer wall of the transmission belt 3, and enabling the inner wall of the outer rubber sleeve 22 to be attached to the outer wall of the transmission belt 3;
thirdly, the cylinder cover 21 is covered on the top surface of the cylinder body 2, so that a sealed inner cavity 25 is formed between the bottom surface of the cylinder cover 21 and the inner wall of the cylinder body 2 and the bottom surface of the shell body 1, and an annular vent for gas to pass is formed between the side edge of the cylinder cover 21 and the inner wall of the shell body 1;
fourthly, the shell cover 11 is covered on the shell body 1, and a sealed outer cavity 15 is formed among the bottom surface of the shell cover 11, the surface of the inner shell and the inner wall of the shell body 1;
fifthly, introducing heating air with the temperature of 160-180 ℃ and the pressure of 10-12 kg into the outer cavity 15, and introducing steam with the pressure of 4-6 kg generated by combustion of the boiler 7 into the inner cavity 25 to heat the driving belt 3;
sixthly, discharging the steam waste gas in the inner cavity 25 and the hot gas waste gas in the outer cavity 15, collecting the steam waste gas and the hot gas waste gas by an air outlet pipe, and introducing the collected steam waste gas and the hot gas waste gas into a condenser 5 for cooling;
seventhly, introducing cooling water obtained by cooling the steam waste gas and the hot gas waste gas into a water storage tank 6, and introducing sulfur dioxide gas generated in the cooling of the steam waste gas and the hot gas waste gas into an absorption tank 8 with a sodium hydroxide solution through a pipeline for absorption treatment;
and eighthly, returning the cooling water in the water storage tank 6 to the boiler again to enable the waste heat in the cooling water to improve the water temperature in the boiler, and thus finishing the whole step.
In the third step, an annular concave part 17 is arranged at the top of the shell body 1, an annular convex part 18 which can be matched with the annular concave part 17 is arranged on the bottom surface of the shell cover 11, and when the shell cover 11 is covered with the shell body 1, the annular convex part 18 is buckled in the annular concave part 17 to form a sealing structure; the inner wall of the shell body 1 is sleeved with a rubber cylinder 19 capable of improving the sealing performance, the upper side wall of the rubber cylinder 19 is attached to the side wall of the annular convex part 18, and the lower side wall of the rubber cylinder 19 is attached to the inner wall of the shell body 1.
In the fifth step, the pressure value of the outer cavity 15 is detected through the air pressure detection meter 13, the pressure value of the inner cavity 25 is detected through the air pressure meter 23, and the gas in the set pressure range is input through the corresponding control valve to adjust the conveying pipeline for heating the air and the steam. In the fifth step, heated air is generated by an air compressor 4 and an air heater 41, the air compressor 4 is communicated with the outside air, the air compressor 4 is communicated with the air heater 41, and a hot air outlet of the air heater 41 is communicated with the outer cavity 15. The shell body includes shell body 1, can move shell cover 11 about from top to bottom to shell body 1 relatively, and actuating mechanism 12 of shell cover 11 and the atmospheric pressure that detects outer cavity atmospheric pressure detect table 13, atmospheric pressure detects table 13 and connects on shell cover 11, and actuating mechanism 12's actuating lever is connected with shell cover 11's top, is provided with shell gas outlet and shell air inlet that are linked together with outer cavity 15 on the bottom surface of shell body 1, the shell gas outlet is linked together with the outlet duct of outer cavity steam waste gas, be provided with control flap on the outlet duct of outer cavity steam waste gas, the shell air inlet is linked together with air heater 41's steam outlet, the steam outlet of boiler 7 is linked together through the interior cavity 25 of shell body through-hole with interior casing. The gas inlet of shell gas outlet and shell gas inlet are respectively for passing through gaseous arc gap 14, the bottom and the corresponding buffer chamber 16 of arc gap 14 are linked together, the body opening of outlet duct of hot gas export and outer cavity body hot gas waste gas be linked together with corresponding arc gap 14 again behind corresponding buffer chamber 16. The actuating mechanism 12 of housing cover 11 includes the support, and the first second that drives actuating cylinder and level setting of vertical setting drives actuating cylinder, the actuating lever that the second drove actuating cylinder is connected with the top of housing cover 11, the cylinder body that the second drove actuating cylinder is connected on the first actuating lever that drives actuating cylinder, the first cylinder body that drives actuating cylinder is fixed in the bottom of support.
The inner shell comprises a shell cover 21, a shell body 2 which can be sleeved into the transmission belt 3, an outer rubber sleeve 22 and a barometer 23 for detecting the air pressure of the inner cavity, the top surface and the bottom surface of the shell body 2 are respectively provided with a vent hole 24, the vent hole 24 positioned on the bottom surface of the shell body is communicated with the hot air outlet and the air outlet pipe of the steam waste gas of the inner cavityThe outer rubber sleeve 22 is sleeved outside the cylinder without contacting with the cylinder side wall, the transmission belt 3 is sleeved in a gap formed by the outer rubber sleeve 22 and the cylinder side wall, the inner wall of the outer rubber sleeve 22 is attached to the outer wall of the transmission belt sleeved in the cylinder 2, the cylinder cover 21 can be detachably covered on the top surface of the cylinder 2, the bottom surface of the cylinder cover 21, the inner wall of the cylinder 2 and the bottom surface of the shell body 1 form the inner cavity 25, the top surface of the cylinder cover 21, the bottom surface of the shell cover 21, the inner wall of the shell body 1, the bottom surface of the shell body 1 and the outer side wall of the outer rubber sleeve 22 form the outer cavity 15. The outer side wall of the cylinder body 2 is provided with a sawtooth-shaped bulge 26 which can position and form the transmission belt 3; a handle 27 capable of hoisting the cylinder cover 21 through a traction device is arranged on the top surface of the cylinder cover 21; the distance between the outer edge of the cylinder cover 21 and the inner wall of the shell body 1 is 1-3 m. An inner shell air outlet 28 and an inner shell air inlet 29 are arranged on the bottom surface of the outer shell body 1, concave parts are respectively arranged on the top surface and the bottom surface of the barrel body 2, the vent holes 24 are distributed on the bottom surfaces of the corresponding concave parts, the outer edge of the concave part on the bottom surface of the barrel body is covered on the bottom surfaces of the outer shell air outlet 28 and the inner shell air inlet 29 to form a lower air inlet cavity 20, and steam exhausted from a steam outlet of the boiler 7 is introduced into the inner shell air inlet 29 through a pipeline and enters the lower air inlet cavity 20 to heat the inner wall of the barrel body. The vulcanizing tank in fig. 10, i.e., the inner housing, is provided as an integral structure formed in the outer housing. The air outlet of the condenser 5 is communicated with an absorption tank 8 with sodium hydroxide solution inside through a pipeline, and the air outlet of the pipeline extends into the sodium hydroxide solution to ensure that SO is generated2Reaction with NaOH to produce Na2SO3Or NaHSO3And is absorbed. And the sodium sulfite or the sodium bisulfite can be reused as a chemical raw material.
The working principle is as follows: the two sides of the conveying belt are heated by high-temperature gas respectively to generate vulcanization, the vulcanized gas is introduced into the condenser to be cooled, cooling water is introduced into the water storage tank and is introduced back into the boiler from the water storage tank to release residual heat and is heated again to produce steam for heating the inner cavity.
Claims (5)
1. An environment-friendly method for producing vulcanized transmission belts is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
firstly, sleeving a driving belt (3) to be vulcanized on the outer wall of a barrel body (2) in an inner cavity of an outer shell, so that the top surface of the barrel body (2) is higher than the top surface of the driving belt (3), or the top surface of the barrel body (2) is flush with the top surface of the driving belt (3);
secondly, an outer rubber sleeve (22) is sleeved on the outer wall of the transmission belt (3), so that the inner wall of the outer rubber sleeve (22) is attached to the outer wall of the transmission belt (3);
thirdly, covering the cylinder cover (21) on the top surface of the cylinder body (2) to form a sealed inner cavity (25) between the bottom surface of the cylinder cover (21) and the inner wall of the cylinder body (2) and the bottom surface of the shell body (1) and form an annular vent for gas to pass between the side edge of the cylinder cover (21) and the inner wall of the shell body (1);
fourthly, the shell cover (11) is covered on the shell body (1), and a sealed outer cavity (15) is formed among the bottom surface of the shell cover (11), the surface of the inner shell and the inner wall of the shell body (1);
fifthly, introducing heating air with the temperature of 160-180 ℃ and the pressure of 10-12 kg into the outer cavity (15), and introducing steam with the pressure of 4-6 kg generated by combustion of the boiler (7) into the inner cavity (25) to heat the driving belt (3);
sixthly, discharging the steam waste gas in the inner cavity (25) and the hot gas waste gas in the outer cavity (15), collecting the steam waste gas and the hot gas waste gas by an air outlet pipe, and introducing the collected steam waste gas and the hot gas waste gas into a condenser (5) for cooling;
seventhly, introducing cooling water obtained by cooling the steam waste gas and the hot gas waste gas into a water storage tank (6), and introducing sulfur dioxide gas generated in the cooling of the steam waste gas and the hot gas waste gas into an absorption tank (8) with a sodium hydroxide solution inside through a pipeline for absorption treatment;
eighthly, returning the cooling water in the water storage tank (6) to the boiler again to enable the waste heat in the cooling water to raise the water temperature in the boiler, and then completing the whole step; in the third step, an annular concave part (17) is arranged at the top of the shell body (1), an annular convex part (18) which can be matched with the annular concave part (17) is arranged on the bottom surface of the shell cover (11), and when the shell cover (11) is covered with the shell body (1), the annular convex part (18) is buckled in the annular concave part (17) to form a sealing structure; a rubber cylinder (19) capable of improving the sealing performance is sleeved on the inner wall of the shell body (1), the upper side wall of the rubber cylinder (19) is attached to the side wall of the annular convex part (18), and the lower side wall of the rubber cylinder (19) is attached to the inner wall of the shell body (1); the outer shell comprises an outer shell body (1), an outer shell cover (11) capable of moving up and down, left and right relative to the outer shell body (1), a driving mechanism (12) of the outer shell cover (11) and an air pressure detection meter (13) for detecting the air pressure of an outer cavity, wherein the air pressure detection meter (13) is connected to the outer shell cover (11), a driving rod of the driving mechanism (12) is connected with the top of the outer shell cover (11), an outer shell air outlet and an outer shell air inlet which are communicated with the outer cavity (15) are arranged on the bottom surface of the outer shell body (1), the outer shell air outlet is communicated with an outer cavity hot waste gas outlet pipe, a control valve is arranged on the outer cavity hot gas outlet pipe, the outer shell air inlet is communicated with a hot gas outlet of an air heater (41), and a steam outlet of a boiler (7) is communicated with an inner cavity (25); the gas outlet of the outer shell and the gas inlet of the outer shell are respectively arc-shaped gaps (14) through which gas can pass, the bottoms of the arc-shaped gaps (14) are communicated with corresponding buffer cavities (16), and the openings of the hot gas outlet and the gas outlet pipe of the hot gas waste gas of the outer cavity are communicated with the corresponding arc-shaped gaps (14) after passing through the corresponding buffer cavities (16); the driving mechanism (12) of the shell cover (11) comprises a support, a first driving cylinder and a second driving cylinder, wherein the first driving cylinder is vertically arranged, the second driving cylinder is horizontally arranged, a driving rod of the second driving cylinder is connected with the top of the shell cover (11), a cylinder body of the second driving cylinder is connected to the driving rod of the first driving cylinder, and the cylinder body of the first driving cylinder is fixed to the bottom of the support; the inner shell comprises a cylinder cover (21), a cylinder body (2) which can be sleeved into the transmission belt (3), an outer rubber sleeve (22) and a barometer (23) for detecting the air pressure of the inner cavity, wherein the top surface and the bottom surface of the cylinder body (2) are respectively provided with a vent hole (24), the vent hole (24) positioned on the bottom surface of the cylinder body is communicated with the hot air outlet and an air outlet pipe of steam waste gas of the inner cavity, the outer rubber sleeve (22) is sleeved outside the side wall of the cylinder body without contacting with the side wall of the cylinder body, the transmission belt (3) is sleeved in a gap formed by the outer rubber sleeve (22) and the side wall of the cylinder body, the inner wall of the outer rubber sleeve (22) is attached to the outer wall of the transmission belt sleeved into the cylinder body (2), the cylinder cover (21) can be detachably covered on the top surface of the cylinder body (2), the bottom surface of the cylinder cover (21), the inner wall of the cylinder body (, the top surface of the cylinder cover (21), the bottom surface of the shell cover (11), the inner wall of the shell body (1), the bottom surface of the shell body (1) and the outer side wall of the outer rubber sleeve (22) form the outer cavity (15).
2. The environmentally friendly method of claim 1, wherein: and step five, detecting the pressure value of the outer cavity (15) through the air pressure detection meter (13), detecting the pressure value of the inner cavity (25) through the air pressure meter (23), and adjusting the conveying pipeline for heating air and steam to input gas in a set pressure range through a corresponding control valve.
3. The environmentally friendly method of claim 2, wherein: in the fifth step, heated air is generated by an air compressor (4) and an air heater (41), the air compressor (4) is communicated with the outside air, the air compressor (4) is communicated with the air heater (41), and a hot air outlet of the air heater (41) is communicated with the outer cavity (15).
4. An environmentally friendly method according to any one of claims 1 to 3, wherein: the outer side wall of the cylinder body (2) is provided with a sawtooth-shaped bulge (26) capable of positioning the formed transmission belt (3); a handle (27) which can lift the cylinder cover (21) through a traction device is arranged on the top surface of the cylinder cover (21); the distance between the outer edge of the cylinder cover (21) and the inner wall of the shell body (1) is 1-3 m.
5. An environmentally friendly method according to any one of claims 1 to 3, wherein: an inner shell air outlet (28) and an inner shell air inlet (29) are formed in the bottom surface of the outer shell body (1), concave parts are respectively formed in the top surface and the bottom surface of the barrel body (2), the vent holes (24) are distributed on the bottom surfaces of the corresponding concave parts, the outer edge of the concave part in the bottom surface of the barrel body is covered on the bottom surfaces of the outer shell body corresponding to the inner shell air inlet (29) and the inner shell air outlet (28) to form a lower air inlet cavity (20), and steam exhausted from a steam outlet of the boiler (7) is introduced into the inner shell air inlet (29) through a pipeline and enters the lower air inlet cavity (20) to heat the inner wall of the barrel body.
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| CN201811247841.7A CN108972978B (en) | 2018-10-25 | 2018-10-25 | Environment-friendly method for producing vulcanized transmission belt |
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| CN201811247841.7A CN108972978B (en) | 2018-10-25 | 2018-10-25 | Environment-friendly method for producing vulcanized transmission belt |
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| CN108972978A CN108972978A (en) | 2018-12-11 |
| CN108972978B true CN108972978B (en) | 2020-05-19 |
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| JPH02196608A (en) * | 1989-01-26 | 1990-08-03 | Toyoda Gosei Co Ltd | Continuously vulcanizing method for extruded rubber material |
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|---|---|
| CN108972978A (en) | 2018-12-11 |
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Denomination of invention: An environmentally friendly method for producing vulcanized transmission belts Effective date of registration: 20230531 Granted publication date: 20200519 Pledgee: Daidong Branch of Zhejiang Daishan Rural Commercial Bank Co.,Ltd. Pledgor: ZHOUSHAN AOSHENG AUTO TRANSMISSION BELT MANUFACTURING Co.,Ltd. Registration number: Y2023330001031 |