CN113119572A - Production process of asphalt-based waterproof coiled material - Google Patents
Production process of asphalt-based waterproof coiled material Download PDFInfo
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- CN113119572A CN113119572A CN202110595425.1A CN202110595425A CN113119572A CN 113119572 A CN113119572 A CN 113119572A CN 202110595425 A CN202110595425 A CN 202110595425A CN 113119572 A CN113119572 A CN 113119572A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
- B01F27/1151—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis with holes on the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/808—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers driven from the bottom of the receptacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/93—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71775—Feed mechanisms characterised by the means for feeding the components to the mixer using helical screws
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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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B11/00—Layered products comprising a layer of bituminous or tarry substances
- B32B11/04—Layered products comprising a layer of bituminous or tarry substances comprising such bituminous or tarry substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B11/044—Layered products comprising a layer of bituminous or tarry substances comprising such bituminous or tarry substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/16—Layered products comprising a layer of natural or synthetic rubber comprising polydienes homopolymers or poly-halodienes homopolymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to a production process of an asphalt-based waterproof coiled material, and belongs to the technical field of waterproof coiled materials. The method is characterized by comprising the following steps of (1) producing an asphalt film roll by using asphalt coiled material forming equipment; (2) conveying the asphalt film and the waterproof film to a film laminating device by using coiled material conveying equipment respectively, and adhering the waterproof film on the asphalt film; (3) coiling the compounded finished film into a coil and then packaging. On one hand, the invention improves the product performance by optimizing the process method; on the other hand, special production equipment suitable for the waterproof coiled material taking the asphalt as the base material is designed.
Description
Technical Field
The invention relates to modified asphalt, in particular to a production process of an asphalt-based waterproof coiled material, and belongs to the technical field of waterproof coiled materials.
Background
The asphalt waterproof coiled material is a coiled material prepared by compounding an asphalt material and a waterproof material, and is widely applied to various industries such as road building construction and the like. In the preparation process of the asphalt waterproof coiled material, the preparation of the asphalt base material coil stock is an important production link, and particularly in the steps of mixing and forming asphalt and auxiliary materials, the stirring is uniform, and the quality of the formed product directly influences the service quality and the service life of the final product. In particular, the mixing industry of asphalt has a big problem: asphalt has a high viscosity, and when a common stirring device is used, the stirring device is often stuck, so that the asphalt also needs to be designed and manufactured in a customized manner.
The inventor combines the production experience of asphalt for many years, develops and reforms related processes and equipment, and perfects a set of production process of asphalt-based waterproof coiled materials so as to solve the technical problems.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a production process of an asphalt-based waterproof coiled material, and on one hand, the product performance is improved by optimizing a process method; on the other hand, special production equipment suitable for the waterproof coiled material taking the asphalt as the base material is designed.
The invention is realized by adopting the following technical scheme in order to realize the aim of the invention,
a production process of an asphalt-based waterproof coiled material comprises the following steps:
(1) producing an asphalt film roll by using asphalt coiled material forming equipment;
(2) conveying the asphalt film and the waterproof film to a film laminating device by using coiled material conveying equipment respectively, and adhering the waterproof film on the asphalt film;
(3) coiling the compounded finished film into a coil and then packaging;
the asphalt coiled material forming equipment comprises conveying equipment, a stirring cavity and a storage tank, wherein the conveying equipment is arranged above the stirring cavity, and the storage tank is arranged below the stirring cavity; the conveying equipment is an auger conveying pipe, a feed inlet is formed in the upper end face of the auger conveying pipe, and more than two discharge outlets are formed in the lower end face of the auger conveying pipe; a feeding motor is arranged on one side of the packing auger delivery pipe; the feeding motor drives the packing auger to rotate; more than two disc type stirring devices are arranged in the stirring cavity; the upper end surface of the stirring cavity is provided with more than two butt joints, and the lower end surface of the stirring cavity is provided with two blanking ports; the upper end surface of the storage tank is provided with two material conveying ports, and the side wall of the storage tank is provided with a material inlet and a material outlet; the butt joint port on the stirring cavity is in butt joint with the discharge port on the auger delivery pipe; the material conveying port on the storage tank is mutually butted with the blanking port on the stirring cavity; the conveyer belt is arranged below the storage tank and conveys the mixed asphalt material to the coiled material former.
Preferably, the disc type stirring device comprises an inner stirring disc, an outer stirring disc, a stirring rotating shaft, a stirring arm, a driving arm and a driving wheel, wherein the outer stirring disc and the inner stirring disc are both cylinders with one open ends; the closed end of the inner stirring disc is sleeved in the closed end of the outer stirring disc, rotating shaft holes are transversely formed in the side wall of the outer stirring disc in an array mode, and stirring rotating shafts are sleeved in the rotating shaft holes; one end of the stirring rotating shaft penetrating out of the external stirring disk is provided with a threaded hole, and one end of the stirring rotating shaft penetrating into the external stirring disk is provided with a driving arm; two driving wheels are arranged on the driving arm; a screw is fixed in the threaded hole; the screw is provided with a stirring arm; a clamping groove is arranged on the driving wheel, and a clamping tooth is arranged on the end surface of the open end of the inner stirring disc; the clamping teeth on the inner stirring disc and the clamping grooves on the driving wheel are mutually clamped; a sleeve is arranged at the center of the circle of the internal stirring disc; a sleeve column is sleeved in the sleeve; one end of the sleeve column penetrating through the inner stirring disc is fixed at the circle center position of the inner wall of the outer stirring disc, and one end of the sleeve column penetrating through the inner stirring disc is connected with a driving motor.
Preferably, the driving motor is arranged in a motor fixing cavity, and the motor fixing cavity is a cylinder with an opening at the upper end; the open end of the motor fixing cavity penetrates into the open end of the external stirring disc; radiating holes are arrayed on the side wall of the closed end of the motor fixing cavity; the lower edge of the sleeve of the inner stirring disc is provided with an isolation cover; the isolation cover is conical; the closing end of the isolation cover is fixed at the lower edge of the sleeve of the inner stirring disc, and the open end of the isolation cover is fixed at the open end of the motor fixing cavity.
Preferably, a triangular groove is formed in the side wall of the open end of the inner stirring disc, and a stop block is arranged below the triangular groove; the baffle block is vertically and parallelly arranged with the side wall of the inner stirring disc; and a turning track is arranged between the stop block and the side wall of the open end of the inner stirring disc.
Preferably, when the disc stirring device operates, the driving motor drives the outer stirring disc to rotate through the sleeve column, the outer stirring disc drives the stirring rotating shaft to rotate when rotating, the stirring rotating shaft drives the driving wheel to rotate along the lower edge of the opening end of the inner stirring disc through the clamping groove and the clamping teeth when rotating, the driving wheel rotates to the overturning track along the opening end of the inner stirring disc, the front driving wheels of the two driving gears on the driving arm move upwards along the overturning track, and meanwhile, the stirring rotating shaft continues to rotate under the driving of the outer stirring disc, so that the rear driving wheels of the two driving gears on the driving arm move downwards along the overturning track, and the 360-degree rotation of the driving arm is realized.
Preferably, a switch valve is arranged between the material conveying port on the storage tank and the material dropping port on the stirring cavity.
Preferably, a support column is arranged between the stirring cavity and the storage tank.
Preferably, the coiled material former comprises a forming hopper, a forming cavity, a forming rod, a forming pipe, an air blowing channel, an air inlet channel, an air outlet channel and a fan, wherein the forming hopper is arranged above the forming cavity, and a coiled material output belt is arranged below the forming cavity; a feeding port is arranged below the forming funnel; forming rods are arranged on two sides below the feeding port; a forming pipe is arranged below the forming cavity, and the cross section of the forming pipe is rectangular; blowing channels are arranged on the pipe walls of the long edges at the two sides of the forming pipe; one side of the blowing pipe is provided with a fan; the fan is provided with an air inlet channel and an air outlet channel; one end of the air inlet duct penetrates through the molding cavity to be communicated with an external hot air source, and the other end of the air inlet duct penetrates through the molding cavity to be communicated with the fan; one end of the air outlet channel is communicated with the air outlet channel, and the other end of the air outlet channel is communicated with the fan; the wall of the forming pipe is provided with air blowing holes in an array mode.
The invention has the beneficial effects that:
1. the invention adopts the process of manufacturing the waterproof roll by using the asphalt as the base material, and the finally manufactured asphalt-based waterproof roll has the advantages of good waterproof performance, long-term and stable use and the like by accurately controlling the production process.
2. The invention adopts brand-new stirring equipment, and because the viscosity of the asphalt material is larger, a plurality of asphalt products are adhered on a too complicated stirring contact surface during stirring, so that the products are difficult to transfer from the stirring equipment, and the stirring arm of the stirring equipment is difficult to clean after production and use. In order to improve stirring efficiency and make whole agitated vessel reduce the big influence of viscidity when product stirring and product ejection of compact, the inventor has adopted closed cylindric mode, accomplishes big component overall arrangement through the mode of stirring the dish outside a plurality of in stirring intracavity parallel arrangement, sets up a plurality of stirring arms that can dismantle through stirring outward again and accomplishes whole stirring process. The arrangement of the mode can bring two beneficial effects, firstly, the sealing cylinder body adopts smooth surface contact asphalt materials to reduce the adhesion condition; secondly, a plurality of small-size rabbling arms are the circumference operation to for detachable setting, when needs clearance, only need pull down small-size rabbling arm and wash alone can.
3. The prefabricated ring joint of the asphalt film roll adopts the sealed small stirring arm for stirring, so that the vertical stirring of a common stirring tank is changed into the flat stirring, and the space of a stirring cavity outside an external stirring disc is limited, so that the mixing, cutting and stirring effects are improved. In order to improve the stirring effect, the inventor adds a running track which can enable the stirring arm to turn over in the normal running process of the stirring arm. The rabbling arm is controlled by the stirring pivot, and the stirring pivot is receiving outer stirring dish normal rotation drive's in-process, only through reforming transform in the lower edge setting of stirring dish opening end, just formed orbit fluctuation and warp, further coordinates two drive wheels, under the condition that need not to add other power, just very convenient realization the upset of rabbling arm, the very big increase of transformation of this structure is to the shearing stirring effect of pitch material. Thereby ensuring the stability of the product after the waterproof coiled material is pressed and formed.
4. The invention adopts uninterrupted and continuous production and preparation process in the compression molding process of the waterproof coiled material, and completes the molding of the waterproof coiled material under the optimum condition of asphalt base. And the air-cooled slow-release cooling is adopted in the compression molding link, so that adverse effects on the stability of the product due to too fast temperature change are avoided.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of an outer stirring disc and an inner stirring disc;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic diagram of the driving arm and the driving wheel along the track of the inner stirring disc;
FIG. 5 is a schematic structural view of a shield;
FIG. 6 is a schematic view of a mold cavity;
FIG. 7 is an enlarged view of portion A of FIG. 6;
1. a stirring chamber; 2. a discharge port; 3. a packing auger delivery pipe; 4. supporting the upright post; 5. an external stirring disc; 6. an inner stirring disc; 7. sleeving a column; 8. a sleeve; 9. a drive motor; 10. a drive arm; 11. a drive wheel; 12. a stirring rotating shaft; 13. a motor fixing cavity; 14. an isolation cover; 15. a stopper; 16. heat dissipation holes; 17. a blanking port; 18. an on-off valve; 19. a material conveying port; 20. a butt joint port; 21. storing and irrigating; 22. an entrance and an exit; 23. a feed inlet; 24. a feeding motor; 25. a screw; 26. a stirring arm; 27. a forming hopper; 28. a molding cavity; 29. forming a rod; 30. forming a tube; 31. a fan; 32. an air blowing passage; 33. an air inlet duct; 34. an air outlet channel; 35. a coil output belt; 36. an air blowing hole.
The specific implementation mode is as follows:
in order to better understand the invention, the following examples further illustrate the content of the invention, but the content of the invention is not limited to the following examples, and the examples should not be construed as limiting the scope of the invention.
A production process of an asphalt-based waterproof coiled material comprises the following steps:
(1) producing an asphalt film roll by using asphalt coiled material forming equipment;
(2) conveying the asphalt film and the waterproof film to a film laminating device by using coiled material conveying equipment respectively, and adhering the waterproof film on the asphalt film;
(3) coiling the compounded finished film into a coil and then packaging.
The raw materials for preparing the asphalt membrane roll comprise base asphalt and additives, wherein the modifier is SBS, and the auxiliary materials comprise a stabilizer, an antioxidant and a plasticizer. The stabilizer is preferably sulfur powder, and the addition amount of the stabilizer is 0.5-0.85% of the mass of the matrix asphalt; the antioxidant is preferably 1010, and the addition amount of the antioxidant is 0.3-0.5% of the mass of the matrix asphalt; the plasticizer is preferably dioctyl phthalate, and the addition amount of the plasticizer is 1-3% of the mass of the matrix asphalt.
This patent the water proof membrane is made by the chloroprene rubber material. In order to ensure that the waterproof membrane and the asphalt membrane are tightly jointed and are not easy to separate, a heat seal pasting mode can be used, and the waterproof membrane and the asphalt membrane can be combined together by using a laminating device after an adhesive layer made of modified polyurethane resin is coated between the waterproof membrane and the asphalt membrane.
As shown in fig. 1, the asphalt coiled material forming equipment comprises conveying equipment, a stirring cavity and a storage tank, wherein the conveying equipment is arranged above the stirring cavity, and the storage tank is arranged below the stirring cavity; the conveying equipment is an auger conveying pipe, a feed inlet is formed in the upper end face of the auger conveying pipe, and more than two discharge outlets are formed in the lower end face of the auger conveying pipe; a feeding motor is arranged on one side of the packing auger delivery pipe; the feeding motor drives the packing auger to rotate; more than two disc type stirring devices are arranged in the stirring cavity; the upper end surface of the stirring cavity is provided with more than two butt joints, and the lower end surface of the stirring cavity is provided with two blanking ports; the upper end surface of the storage tank is provided with two material conveying ports, and the side wall of the storage tank is provided with a material inlet and a material outlet; the butt joint port on the stirring cavity is in butt joint with the discharge port on the auger delivery pipe; the material conveying port on the storage tank is mutually butted with the blanking port on the stirring cavity; the conveyer belt is arranged below the storage tank and conveys the mixed asphalt material to the coiled material former.
As shown in fig. 2 and 3, the disc type stirring device comprises an inner stirring disc, an outer stirring disc, a stirring rotating shaft, a stirring arm, a driving arm and a driving wheel, wherein the outer stirring disc and the inner stirring disc are both cylinders with one open ends; the closed end of the inner stirring disc is sleeved in the closed end of the outer stirring disc, rotating shaft holes are transversely formed in the side wall of the outer stirring disc in an array mode, and stirring rotating shafts are sleeved in the rotating shaft holes; one end of the stirring rotating shaft penetrating out of the external stirring disk is provided with a threaded hole, and one end of the stirring rotating shaft penetrating into the external stirring disk is provided with a driving arm; two driving wheels are arranged on the driving arm; a screw is fixed in the threaded hole; the screw is provided with a stirring arm; a clamping groove is arranged on the driving wheel, and a clamping tooth is arranged on the end surface of the open end of the inner stirring disc; the clamping teeth on the inner stirring disc and the clamping grooves on the driving wheel are mutually clamped; a sleeve is arranged at the center of the circle of the internal stirring disc; a sleeve column is sleeved in the sleeve; one end of the sleeve column penetrating through the inner stirring disc is fixed at the circle center position of the inner wall of the outer stirring disc, and one end of the sleeve column penetrating through the inner stirring disc is connected with a driving motor.
As shown in fig. 5, the driving motor is arranged in the motor fixing cavity, and the motor fixing cavity is a cylinder with an opening at the upper end; the open end of the motor fixing cavity penetrates into the open end of the external stirring disc; radiating holes are arrayed on the side wall of the closed end of the motor fixing cavity; the lower edge of the sleeve of the inner stirring disc is provided with an isolation cover; the isolation cover is conical; the closing end of the isolation cover is fixed at the lower edge of the sleeve of the inner stirring disc, and the open end of the isolation cover is fixed at the open end of the motor fixing cavity.
As shown in fig. 4, a triangular groove is formed on the side wall of the open end of the inner stirring disc, and a stop block is arranged below the triangular groove; the baffle block is vertically and parallelly arranged with the side wall of the inner stirring disc; and a turning track is arranged between the stop block and the side wall of the open end of the inner stirring disc.
When the disc type stirring device operates, the driving motor drives the outer stirring disc to rotate through the sleeve column, the outer stirring disc drives the stirring rotating shaft to rotate when rotating, the stirring rotating shaft drives the driving wheel to rotate along the lower edge of the inner stirring disc opening end through the clamping groove and the clamping teeth when rotating, the driving wheel rotates to the overturning track along the inner stirring disc opening end, the front driving wheels of the two driving gears on the driving arm move upwards along the overturning track, the stirring rotating shaft continues to rotate under the driving of the outer stirring disc, the rear driving wheels of the two driving gears on the driving arm move downwards along the overturning track, and therefore 360-degree rotation of the driving arm is achieved.
A switch valve is arranged between the material conveying port on the storage tank and the material dropping port on the stirring cavity. A supporting upright post is arranged between the stirring cavity and the storage tank.
As shown in fig. 6 and 7, the coil former comprises a forming hopper, a forming cavity, a forming roller, a forming pipe, an air blowing channel, an air inlet channel, an air outlet channel and a fan, wherein the forming hopper is arranged above the forming cavity, and a coil output belt is arranged below the forming cavity; a feeding port is arranged below the forming funnel; forming rods are arranged on two sides below the feeding port; a forming pipe is arranged below the forming cavity, and the cross section of the forming pipe is rectangular; blowing channels are arranged on the pipe walls of the long edges at the two sides of the forming pipe; one side of the blowing pipe is provided with a fan; the fan is provided with an air inlet channel and an air outlet channel; one end of the air inlet duct penetrates through the molding cavity to be communicated with an external hot air source, and the other end of the air inlet duct penetrates through the molding cavity to be communicated with the fan; one end of the air outlet channel is communicated with the air outlet channel, and the other end of the air outlet channel is communicated with the fan; the wall of the forming pipe is provided with air blowing holes in an array mode.
When the equipment is operated, various raw materials for preparing the matrix asphalt firstly enter the auger delivery pipe from a feeding hole on the auger delivery pipe, a plurality of discharging holes on the auger delivery pipe enter the stirring cavity, the layout of large components is completed by arranging a plurality of external stirring disks in parallel in the stirring cavity, and then the whole stirring process is completed by arranging a plurality of detachable stirring arms on the external stirring disks. When the disc type stirring device operates, the driving motor drives the outer stirring disc to rotate through the sleeve column, the outer stirring disc drives the stirring rotating shaft to rotate when rotating, the stirring rotating shaft drives the driving wheel to rotate along the lower edge of the inner stirring disc opening end through the clamping groove and the clamping teeth when rotating, the driving wheel rotates to the overturning track along the inner stirring disc opening end, the front driving wheels of the two driving gears on the driving arm move upwards along the overturning track, the stirring rotating shaft continues to rotate under the driving of the outer stirring disc, the rear driving wheels of the two driving gears on the driving arm move downwards along the overturning track, the 360-degree rotation of the driving arm is realized, and the great improvement on the high performance of the preparation of the asphalt base material is realized. The pitch material after the stirring is saved in getting into the storage jar by the blanking mouth, and this discharge process is controlled by the ooff valve that sets up between the material conveying mouth on the storage jar and the blanking mouth on the stirring chamber. The storage jar has set up the heat preservation, can ensure the high temperature storage process of pitch material to satisfy further press forming to the pitch substrate. The asphalt base material compression molding process is completed by a molding compression roller, and after molding, the process adopts air-cooled cooling molding, slow-release cooling is adopted in the cooling process, an external hot air source is input into a fan through an air inlet channel by the fan, high-pressure hot air is further conveyed to an air blowing channel through an air outlet channel, and finally the high-pressure hot air is blown out of an air blowing hole and acts on the asphalt base waterproof coiled material. The length of the air blowing channel can be preset in advance according to the process requirements so as to achieve the best use effect, the prepared waterproof coiled material is led into the rolling equipment below from the forming equipment through the coiled material output belt, and after the waterproof coiled material is rolled, the whole production flow of the product is further finished through label cutting and after-finishing.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and any equivalent or similar substitutes within the scope of the present invention will be apparent to those skilled in the art from the following description and claims.
Claims (7)
1. A production process of an asphalt-based waterproof coiled material is characterized by comprising the following steps:
(1) producing an asphalt film roll by using asphalt coiled material forming equipment;
(2) conveying the asphalt film and the waterproof film to a film laminating device by using coiled material conveying equipment respectively, and adhering the waterproof film on the asphalt film;
(3) coiling the compounded finished film into a coil and then packaging;
the asphalt coiled material forming equipment comprises conveying equipment, a stirring cavity, a storage tank and a coiled material former, wherein the conveying equipment is arranged above the stirring cavity, and the storage tank is arranged below the stirring cavity; the conveying equipment is an auger conveying pipe, a feed inlet is formed in the upper end face of the auger conveying pipe, and more than two discharge outlets are formed in the lower end face of the auger conveying pipe; a feeding motor is arranged on one side of the packing auger delivery pipe; the feeding motor drives the packing auger to rotate; more than two disc type stirring devices are arranged in the stirring cavity; the upper end surface of the stirring cavity is provided with more than two butt joints, and the lower end surface of the stirring cavity is provided with two blanking ports; the upper end surface of the storage tank is provided with two material conveying ports, and the side wall of the storage tank is provided with a material inlet and a material outlet; the butt joint port on the stirring cavity is in butt joint with the discharge port on the auger delivery pipe; the material conveying port on the storage tank is mutually butted with the blanking port on the stirring cavity; the conveyer belt is arranged below the storage tank and conveys the mixed asphalt material to the coiled material former.
2. The production process of the asphalt-based waterproof roll material according to claim 1, wherein the disc type stirring device comprises an inner stirring disc, an outer stirring disc, a stirring rotating shaft, a stirring arm, a driving arm and a driving wheel, wherein the outer stirring disc and the inner stirring disc are both cylinders with one ends open; the closed end of the inner stirring disc is sleeved in the closed end of the outer stirring disc, rotating shaft holes are transversely formed in the side wall of the outer stirring disc in an array mode, and stirring rotating shafts are sleeved in the rotating shaft holes; one end of the stirring rotating shaft penetrating out of the external stirring disk is provided with a threaded hole, and one end of the stirring rotating shaft penetrating into the external stirring disk is provided with a driving arm; two driving wheels are arranged on the driving arm; a screw is fixed in the threaded hole; the screw is provided with a stirring arm; a clamping groove is arranged on the driving wheel, and a clamping tooth is arranged on the end surface of the open end of the inner stirring disc; the clamping teeth on the inner stirring disc and the clamping grooves on the driving wheel are mutually clamped; a sleeve is arranged at the center of the circle of the internal stirring disc; a sleeve column is sleeved in the sleeve; one end of the sleeve column penetrating through the inner stirring disc is fixed at the circle center position of the inner wall of the outer stirring disc, and one end of the sleeve column penetrating through the inner stirring disc is connected with a driving motor.
3. The production process of the asphalt-based waterproof roll material according to claim 2, wherein the driving motor is arranged in a motor fixing cavity, and the motor fixing cavity is a cylinder with an open upper end; the open end of the motor fixing cavity penetrates into the open end of the external stirring disc; radiating holes are arrayed on the side wall of the closed end of the motor fixing cavity; the lower edge of the sleeve of the inner stirring disc is provided with an isolation cover; the isolation cover is conical; the closing end of the isolation cover is fixed at the lower edge of the sleeve of the inner stirring disc, and the open end of the isolation cover is fixed at the open end of the motor fixing cavity.
4. The production process of the asphalt-based waterproof roll material as claimed in claim 3, wherein a triangular groove is formed in the side wall of the open end of the inner stirring disc, and a stop block is arranged below the triangular groove; the baffle block is vertically and parallelly arranged with the side wall of the inner stirring disc; and a turning track is arranged between the stop block and the side wall of the open end of the inner stirring disc.
5. The production process of the asphalt-based waterproof roll material as claimed in claim 4, wherein when the disc type stirring device is operated, the driving motor drives the outer stirring disc to rotate through the sleeve column, the outer stirring disc drives the stirring rotating shaft to rotate when rotating, the stirring rotating shaft drives the driving wheel to rotate along the lower edge of the opening end of the inner stirring disc through the clamping groove and the clamping teeth when rotating, when the driving wheel rotates to the overturning track along the opening end of the inner stirring disc, the front driving wheels of the two driving gears on the driving arm move upwards along the overturning track, and simultaneously the stirring rotating shaft continues to rotate under the driving of the outer stirring disc, so that the rear driving wheels of the two driving gears on the driving arm move downwards along the overturning track, and therefore 360-degree rotation of the driving arm.
6. The production process of the asphalt-based waterproof coiled material is characterized in that a switch valve is arranged between a material conveying port on a storage tank and a material dropping port on a stirring cavity; a supporting upright post is arranged between the stirring cavity and the storage tank.
7. The production process of the asphalt-based waterproof roll material as claimed in claim 6, wherein the roll material former comprises a forming hopper, a forming cavity, a forming roll, a forming pipe, an air blowing channel, an air inlet channel, an air outlet channel and a fan, the forming hopper is arranged above the forming cavity, and the roll material output belt is arranged below the forming cavity; a feeding port is arranged below the forming funnel; forming rods are arranged on two sides below the feeding port; a forming pipe is arranged below the forming cavity, and the cross section of the forming pipe is rectangular; blowing channels are arranged on the pipe walls of the long edges at the two sides of the forming pipe; one side of the blowing pipe is provided with a fan; the fan is provided with an air inlet channel and an air outlet channel; one end of the air inlet duct penetrates through the molding cavity to be communicated with an external hot air source, and the other end of the air inlet duct penetrates through the molding cavity to be communicated with the fan; one end of the air outlet channel is communicated with the air outlet channel, and the other end of the air outlet channel is communicated with the fan; the wall of the forming pipe is provided with air blowing holes in an array mode.
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| CN202110595425.1A CN113119572B (en) | 2021-05-29 | 2021-05-29 | Production process of asphalt-based waterproof coiled material |
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| CN113119572B (en) | 2022-05-20 |
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