CN109094072B - Continuous tire casting molding production line and production method thereof - Google Patents
Continuous tire casting molding production line and production method thereof Download PDFInfo
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- CN109094072B CN109094072B CN201811081562.8A CN201811081562A CN109094072B CN 109094072 B CN109094072 B CN 109094072B CN 201811081562 A CN201811081562 A CN 201811081562A CN 109094072 B CN109094072 B CN 109094072B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 238000005266 casting Methods 0.000 title claims abstract description 18
- 238000000465 moulding Methods 0.000 title claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 44
- 238000007599 discharging Methods 0.000 claims abstract description 38
- 239000004809 Teflon Substances 0.000 claims abstract description 5
- 229920006362 Teflon® Polymers 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000005187 foaming Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013012 foaming technology Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a continuous operation tire casting molding production line and a production method thereof, wherein the continuous operation tire casting molding production line comprises a workbench, a pouring device and a travel control device, the travel control device is fixedly arranged right above the workbench, the pouring device is arranged on the travel control device, a station is arranged on the workbench, the travel control device comprises a running rail, a motor and a gear set driving belt, the pouring device comprises a pouring mixing machine head, a connecting pipe and a batching device, and the surfaces of a pouring cylinder, a discharging machine head and the mixing machine head are provided with a teflon coating. The filling mixer head is not easy to block materials, so that the filling mixer head is convenient to detach and clean; the shutdown waiting time of the filling mixing machine head can be reduced, the filling mixing machine head is utilized to the maximum extent, and the production efficiency is improved; the timing and fixed-point pouring of the pouring materials can be realized by controlling the rotating speed of the motor and the size of the gear set and combining specific production requirements.
Description
Technical Field
The invention relates to the technical field of tire molding processing, in particular to a continuous operation tire casting molding production line and a continuous operation tire casting molding production method.
Background
Electric vehicles are one of the most common convenient vehicles in daily life at present, and various performances of tires of the electric vehicles play a vital role in use of the electric vehicles. The tire is a ring-shaped elastic rubber product which rolls in a grounding way, is usually arranged on a rim, can support a vehicle body, buffer external impact, realize contact with a road surface and ensure the running performance of the vehicle.
The tires of small-sized vehicles such as electric vehicles and the like which are used daily are mostly small-sized tires, the traditional small-sized tires for electric vehicles are inflatable, and along with development and progress of technology, the integrated foaming technology which is more suitable for the small-sized tires is widely applied, the produced tires cannot be punctured, air leakage and the like, the durability is strong, and the production process is simple.
Generally, the method for preparing the tire by the integrated foaming technology mainly comprises four steps of proportioning, filling, forming and post-treatment. However, the existing production technology has poor continuous operation capability, the machine head for filling is in a stop state for a long time, and as the cooling speed of pu foaming raw materials is very fast, the situation that the filling and mixing machine head is blocked by the solidified pu foaming raw materials once stopped in production is caused, the filling and mixing machine head is difficult to detach and clean once blocked, the filling and mixing machine head is not utilized to the maximum extent, and the production efficiency of enterprises is greatly reduced by the production mode, so that the large-scale development of the enterprises is not facilitated.
Disclosure of Invention
The invention aims at the problems in the prior art and provides a continuous tire casting molding production line and a production method thereof.
The invention solves the technical problems by the following technical means:
The continuous tire casting molding production line comprises a workbench, a pouring device and a travel control device, wherein the travel control device is fixedly arranged right above the workbench, and the pouring device is arranged on the travel control device;
at least forty stations are mounted on the workbench, the distance between two adjacent stations is 50mm, and the center distance is 500mm;
The travel control device comprises a running rail, a motor and a gear set driving belt, wherein the running rail is fixedly arranged right above a workbench, a gear cavity is formed in the running rail, the gear set is arranged in the gear cavity, the gear set comprises a first gear, a second gear and a star wheel, the first gear is a round wheel, a cylinder and a round table are arranged on one top surface circle of the first gear, the round table coincides with a central shaft of the first gear, an arc notch is formed in the round table, the cylinder is arranged outside the arc notch, the second gear is square, arc chamfer angles matched with the round table are formed in four corners of the second gear, a strip-shaped groove matched with the cylinder is formed in the center of each side of the second gear, the star wheel is arranged in the running rail, a driving groove matched with the driving belt is formed in the running rail, a connecting shaft is fixedly connected between the star wheel and the second gear, the driving belt is in matched transmission connection with the star wheel, the motor is fixedly arranged outside the gear cavity, and a rotor of the motor is fixedly connected with the center of the round table;
The pouring device comprises a pouring mixing machine head, a connecting pipe and a batching device, wherein the batching device is fixedly arranged right above the center of a row rail, the batching device is communicated with the pouring mixing machine head through the connecting pipe, the pouring mixing machine head is fixedly arranged on a transmission belt, the pouring device comprises a pouring cylinder, a discharging machine head and a mixing machine core, the mixing machine core is embedded in the pouring cylinder, the discharging machine head is detachably arranged at the bottom of the pouring cylinder, and teflon coatings are arranged on the surfaces of the pouring cylinder, the discharging machine head and the mixing machine core.
As a further improvement of the invention, the stations are four in a group.
As a further improvement of the invention, the pouring cylinder is hollow and cylindrical, the top of the pouring cylinder is provided with a 90-degree outward flange, the outward flange is provided with three mounting holes, the three mounting holes are uniformly distributed about the central axis of the pouring cylinder, the outward flange is provided with a positioning flange, the inner edge of the positioning flange is flush with the inner wall of the pouring cylinder, the bottom of the pouring cylinder is provided with a connecting groove, the side wall of the connecting groove is provided with an internal thread, the top of the connecting groove is provided with a groove, and the groove is internally provided with a sealing gasket.
As a further improvement of the invention, the discharging machine head is funnel-shaped and comprises a conical discharging hopper and a discharging pipe, wherein the conical discharging hopper and the discharging pipe are large in top and small in bottom, an external thread matched with an internal thread on the side wall of the connecting groove is arranged on the outer wall of the opening of the conical discharging hopper, at least eight guide flanges are arranged on the inner wall of the conical discharging hopper, the guide flanges are uniformly distributed and are bent anticlockwise relative to the central axis of the conical discharging hopper, the opening end of the conical discharging hopper is fixedly connected with a metal net barrel, and the metal net barrel is tightly arranged along the inner wall of the pouring cylinder.
As a further development of the invention, further, the height of the metal mesh drum is the same as the pouring cylinder.
As a further improvement of the invention, the mixing machine core is cylindrical, at least eight rows of fins are arranged on the side wall of the mixing machine core along the height direction, the fins are obliquely arranged, namely, included angles exist between the fins and the cross section perpendicular to the central axis of the mixing machine core, the top of the mixing machine core is provided with a connecting block, the bottom of the mixing machine core is provided with a conical table with the same taper as that of the conical blanking hopper, and a blanking gap is arranged between the conical table and the matching surface of the conical blanking hopper.
As a further improvement of the invention, the distance between the two adjacent rows of fins is half of the width of the fins.
A production method of a continuous tire casting molding production line comprises the following steps:
(1) Starting a pouring device, placing the prepared raw materials in a batching device, heating and melting, and then conveying the raw materials into a pouring mixer head through a connecting pipe;
(2) Starting a driving motor of the workbench to enable the die on the station to start rotating and stabilizing the rotating speed, pouring raw materials into the die on the station by the pouring mixer head, and pouring the raw materials into the die of each station one by one at fixed time and fixed points under the driving of the process control device;
(3) Heating and controlling the temperature of the poured mould, and keeping the mould rotating for a period of time to form the tyre;
(4) And opening the mould, taking out the formed tyre, removing burrs, and closing the mould to carry out the production of the next batch.
As a further improvement of the invention, the stable rotating speed of the die in the step (2) is 2800-3000 r/min.
As a further improvement of the invention, the die in the step (3) is kept rotating for 1-3 min.
The beneficial effects of the invention are as follows: (1) The filling mixer head is not easy to block materials, so that the filling mixer head is convenient to detach and clean;
(2) The workbench is annular, the pouring mixer heads can pour the pouring materials in sequence, the waiting time of machine halt is reduced, the pouring mixer heads are utilized to the maximum extent, and the production efficiency is improved;
(3) The special structure for fixing the gear set can realize timing and fixed-point pouring of the pouring materials by controlling the rotating speed of the motor and the size of the gear set and combining specific production requirements.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the perfusion mixing handpiece of the present invention (in elevation);
FIG. 3 is a schematic view of the structure of the discharge head of the present invention;
FIG. 4 is a schematic view of the structure of the conical hopper of the present invention (in top view);
FIG. 5 is a schematic view of the structure of the pouring cylinder of the present invention (in a top view);
FIG. 6 is a schematic view of the structure of the hybrid cartridge of the present invention (in top view);
FIG. 7 is a schematic illustration of the connection of the gear chamber to the row rail of the present invention;
FIG. 8 is a schematic view of the first gear cylinder beginning to engage with the bar slot of the second gear;
FIG. 9 is a schematic view of the first gear in the process of engaging the cylindrical cylinder with the bar-shaped groove of the second gear;
FIG. 10 is a schematic diagram showing the end engagement of the cylindrical column of the first gear and the bar-shaped groove of the second gear;
FIG. 11 is a schematic view showing the structure of a table in embodiment 1 of the present invention;
FIG. 12 is a schematic view showing the structure of a table in embodiment 2 of the present invention;
fig. 13 is a schematic view showing the structure of a table in embodiment 3 of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, the continuous tire casting molding production line comprises a workbench 10, a pouring device 20 and a travel control device 30, wherein the travel control device 30 is fixedly arranged right above the workbench 10, and the pouring device 20 is arranged on the travel control device 30;
As shown in fig. 11, the workbench 10 includes two long workbench and two short workbench, four workbench 10 are enclosed into rectangle, forty stations 11 are mounted on the workbench 10, sixteen stations 11 are fixedly mounted on each long workbench, four stations 11 are fixedly mounted on each short workbench, the distance between two adjacent stations 11 is 50mm, the center distance is 500mm, the width of the workbench 10 is 800mm, and the length of the long workbench is 9000mm;
As shown in fig. 7 to 10, the travel control device 30 includes a running rail 31, a motor 32, and a gear set 33, a driving belt 34, where the running rail 31 is fixedly installed directly above the working table 10 through a hanging rib or a mounting rack, the running rail 31 and the working table 10 are completely identical in shape, a gear cavity 35 is provided on the running rail 31, the gear set 33 is installed in the gear cavity 35, the gear set 33 includes a first gear 331, a second gear 332, and a star wheel 333, the first gear 331 is a round wheel, a top surface circle of the first gear 331 is provided with a cylinder 3311 and a round table 3312, the round table 3312 coincides with a central axis of the first gear 331, a circular arc notch 3313 is provided on the round table 3312, the circular arc notch 3313 is central point of the circular arc notch 3313, the center of the round table 3311 is collinear with the center of the round table 3312, four corners of the second gear 332 are provided with a chamfer 3321 adapted to the round table, the second gear 332 is provided with a round table 332, and the round table 332 is connected with the center wheel 33, and the center wheel 33 is fixedly connected with the center wheel 33, which is provided with the center wheel 33, the center wheel is connected with the center wheel 32, the center wheel 33, the center wheel is fixedly connected with the center wheel 33, the center wheel is provided with the center wheel 33, and the center wheel is connected with the center wheel 32, and the center wheel 33, and the center wheel is connected with the center wheel 32, the center wheel 33, and the center wheel is connected with the center wheel and the center wheel 33;
As shown in fig. 1 to 6, the pouring device 20 comprises a pouring mixer head 21, a connecting pipe 22 and a batching device 23, the batching device 23 is fixedly arranged right above the center of a row rail 31, the batching device 23 is communicated with the pouring mixer head 21 through the connecting pipe 22, the pouring mixer head 21 is fixedly arranged on the back surface of the matching surface of a transmission belt 34 and a star wheel 333, the pouring mixer head 21 comprises a pouring cylinder 211, a discharging head 212 and a mixing machine core 213, the mixing machine core 213 is embedded in the pouring cylinder 211, the discharging head 212 is detachably arranged at the bottom of the pouring cylinder 211, and the surfaces of the pouring cylinder 211, the discharging head 212 and the mixing machine core 213 are provided with a teflon coating;
The pouring cylinder 211 is hollow and cylindrical, a 90-degree outward flange 2111 is arranged at the top of the pouring cylinder 211, three mounting holes 2112 are formed in the outward flange 2111, the three mounting holes 2112 are uniformly distributed about the central axis of the pouring cylinder 211, a positioning flange 2113 is arranged on the outward flange 2111, the inner edge of the positioning flange 2113 is flush with the inner wall of the pouring cylinder 211, a connecting groove 2114 is formed in the bottom of the pouring cylinder 211, an inner thread is formed in the side wall of the connecting groove 2114, a groove 2115 is formed in the top of the connecting groove 2114, and a sealing gasket 2116 is arranged in the groove 2115;
The discharging machine head 212 is funnel-shaped and comprises a conical discharging hopper 2121 and a discharging pipe 2122, wherein the conical discharging hopper 2121 is large in top and small in bottom, external threads matched with internal threads on the side wall of the connecting groove 2114 are arranged on the outer wall of the opening of the conical discharging hopper 2121, at least eight guide flanges 2123 are arranged on the inner wall of the conical discharging hopper 2121, the guide flanges 2123 are uniformly distributed and curved anticlockwise relative to the central axis of the conical discharging hopper 2121, a metal net barrel 2124 is fixedly connected to the opening end of the conical discharging hopper 2121, and the metal net barrel 2124 is tightly arranged along the inner wall of the pouring cylinder 211;
The mixing machine core 213 is cylindrical, at least eight rows of fins 2131 are arranged on the side wall of the mixing machine core 213 along the height direction, the fins 2131 are obliquely arranged, namely, an included angle exists between the fins 2131 and the cross section perpendicular to the central axis of the mixing machine core 213, a connecting block 2132 is arranged at the top of the mixing machine core 213, a conical table 2133 with the same taper as that of the conical blanking hopper 2121 is arranged at the bottom of the mixing machine core 213, and a blanking gap is arranged between the conical table 2133 and the matching surface of the conical blanking hopper 2121.
Further, the four stations 11 are in a group, are controlled by the same control unit, are operated by the same worker, are more beneficial to actual operation, and improve working efficiency.
Further, the spacing between the adjacent rows of fins 2131 is half the width of fins 2131. The fin 2131 is guaranteed to form stable extrusion force to pu foaming raw material during operation, and the phenomenon that the stable extrusion force is lost due to too wide interval is avoided, and the pu foaming raw material is not smoothly discharged due to too narrow interval is avoided.
Further, the height of metal mesh cylinder 2124 is the same as irrigation cylinder 211.
Principle of the stroke control device 30: referring to fig. 8 to 10, the motor 32 is started, the motor 32 drives the first gear 331 to rotate, when the first gear 331 rotates and the cylinder 3311 is clamped with the strip-shaped groove 3322, the first gear 331 rotates and drives the second gear 332 to rotate, at this time, the second gear 332 drives the star wheel 333 to rotate through the connecting shaft 334, the star wheel 333 drives the driving belt 34 to drive in the process, the pouring mixer head 21 fixedly mounted on the driving belt 34 moves along with the driving belt, at this time, the system controls the pouring mixer head 21 to stop pouring, and the pouring mixer head is transferred to the next station 11 from one station 11; along with the rotation of the first gear 331, when the cylinder 3311 is clamped into the embedded and separated bar-shaped groove 3322, the round table 3312 on the first gear 331 is contacted with the circular arc chamfer 3321 of the second gear 332 in a matched manner, and the round table 3312 and the circular arc chamfer 3321 are of smooth structures, so that the second gear 332 cannot be driven to rotate when the first gear 331 rotates, at the moment, the star wheel 333, the driving belt 34 and the pouring mixer head 21 are all in a stop state, at the moment, the system controls the pouring mixer head 21 to start pouring work, and due to the fixed structure of the gear set 33, the running and stop time of the pouring mixer head 21 are fixed, and the timing fixed-point pouring material can be realized by controlling the rotating speed of the motor 32 and the size of the gear set 33 and combining specific production requirements.
Principle of the pouring device 20: before working, the mixing machine core 213 is firstly arranged on the driving mechanism, then the pouring cylinder 211 and the discharging machine head 212 are arranged, during working, the driving mechanism drives the mixing machine core 213 to rotate, the inclined fins 2131 on the mixing machine core 213 can form downward extrusion acting force, and the flow guide flange 2123 on the inner wall of the discharging machine head 212 is used for acting, so that the pufoaming raw material in a molten state is easy to extrude out. The teflon coating on the surfaces of the pouring cylinder 211, the discharging machine head 212 and the mixing machine core 213 is an artificial synthetic polymer material which uses fluorine to replace all hydrogen atoms in polyethylene, and the material has the characteristics of acid resistance, alkali resistance and various organic solvents resistance and is almost insoluble in all solvents; at the same time, the material exhibits excellent non-tackiness, has an extremely low friction coefficient, and has a plurality of flow-assisting structures in its own structure, so that the molten pu foam raw material is less likely to hang on the pouring cylinder 211, the discharging head 212 and the mixing core 213 in the stopped state. Once the head is found to be slightly jammed, the discharge head 212 is simply unscrewed and the metal mesh cylinder 2124 attached to the discharge head 212 simultaneously clears the remaining jam in the infusion cylinder 211.
Example 2
The difference between this embodiment and embodiment 1 is that: the workbench 10 is in a circular ring shape, sixty stations are mounted on the workbench 10, the distance between two adjacent stations 11 is 50mm, the center distance is 500mm, the diameter of the outer circle of the workbench 10 is 9600mm, and the diameter of the inner circle of the workbench 10 is 8000mm.
Example 3
The difference between this embodiment and embodiment 1 is that: the workbench 10 comprises two straight workbenches and two semicircular workbenches, four workbenches 10 are enclosed to form an ellipse, forty-eight stations 11 are mounted on the workbench 10, sixteen stations 11 are fixedly mounted on each long workbench, eight stations 11 are fixedly mounted on each semicircular workbench, the distance between two adjacent stations 11 is 50mm, the center distance is 500mm, the width of the workbench 10 is 800mm, and the length of the long workbench is 9000mm.
Example 4
A production method of a continuous tire casting molding production line comprises the following steps:
(1) Starting the pouring device 20, placing the prepared raw materials into a batching device 23, heating and melting the raw materials, and conveying the raw materials into a pouring mixer head 21 through a connecting pipe 22;
(2) Starting a driving motor of the workbench 10, enabling the die on the station 11 to start rotating and stabilizing the rotating speed, and pouring raw materials into the die on the station 11 by the pouring mixer head 21, and pouring the raw materials into the die of each station one by one at fixed time and fixed points under the driving of the process control device 30;
(3) Heating and controlling the temperature of the poured mould, and keeping the mould rotating for a period of time to form the tyre;
(4) And opening the mould, taking out the formed tyre, removing burrs, and closing the mould to carry out the production of the next batch.
Wherein the stable rotating speed of the die in the step (2) is 2800-3000 r/min, and the die in the step (3) keeps rotating for 1-3 min.
It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The continuous tire casting molding production line is characterized by comprising a workbench (10), a pouring device (20) and a travel control device (30), wherein the travel control device (30) is fixedly arranged right above the workbench (10), and the pouring device (20) is arranged on the travel control device (30);
at least forty stations (11) are mounted on the workbench (10), the distance between two adjacent stations (11) is 50mm, and the center distance is 500mm;
The travel control device (30) comprises a travel rail (31), a motor (32) and a gear set (33) driving belt (34), the travel rail (31) is fixedly arranged right above a workbench (10), a gear cavity (35) is formed in the travel rail (31), the gear set (33) is arranged in the gear cavity (35), the gear set (33) comprises a first gear (331), a second gear (332) and a star wheel (333), the first gear (331) is a round wheel, a cylinder (3311) and a round table (3312) are arranged on one top surface circle of the first gear (331), the round table (3312) coincides with the central shaft of the first gear (331), an arc notch (3313) is formed in the round table (3312), the cylinder (3311) is arranged outside the arc notch (3313), chamfers (3321) which are matched with the round table (3312) are arranged at four corners of the second gear (332), a round table (33121) is arranged on the four corners of the second gear (332), a round table (3312) is matched with the center groove (33131) and is arranged in the round table (33131) in the driving belt (33), a connecting shaft (334) is fixedly connected between the star wheel (333) and the second gear (332), the transmission belt (34) is in matched transmission connection with the tooth trace of the star wheel (333), the motor (32) is fixedly arranged outside the gear cavity (35), and a rotor of the motor (32) is fixedly connected with the center of the round table (3312);
The pouring device (20) comprises a pouring mixing machine head (21), a connecting pipe (22) and a proportioning device (23), the proportioning device (23) is fixedly arranged right above the center of a row rail (31), the proportioning device (23) is communicated with the pouring mixing machine head (21) through the connecting pipe (22), the pouring mixing machine head (21) is fixedly arranged on a transmission belt (34), the pouring mixing machine head (21) comprises a pouring cylinder (211), a discharging machine head (212) and a mixing machine core (213), the mixing machine core (213) is embedded in the pouring cylinder (211), the discharging machine head (212) is detachably arranged at the bottom of the pouring cylinder (211), and teflon coatings are arranged on the surfaces of the pouring cylinder (211), the discharging machine head (212) and the mixing machine core (213);
Four stations (11) are in a group;
the pouring cylinder (211) is hollow cylinder-shaped, the top of pouring cylinder (211) is equipped with flange (2111) of 90 degrees, be equipped with three mounting hole (2112) on flange (2111), three mounting hole (2112) are about the central axis evenly distributed of pouring cylinder (211), be equipped with positioning flange (2113) on flange (2111), the interior limit of positioning flange (2113) and the inner wall parallel and level of pouring cylinder (211), pouring cylinder (211) bottom is equipped with spread groove (2114), be equipped with the internal thread on the lateral wall of spread groove (2114), the top of spread groove (2114) is equipped with recess (2115), be equipped with sealing washer (2116) in recess (2115).
2. The continuous tire casting molding production line according to claim 1, wherein the discharging machine head (212) is funnel-shaped and comprises a conical discharging hopper (2121) with a large upper part and a small lower part and a discharging pipe (2122), external threads matched with internal threads on the side wall of the connecting groove (2114) are arranged on the outer wall of the opening of the conical discharging hopper (2121), at least eight guide flanges (2123) are arranged on the inner wall of the conical discharging hopper (2121), the guide flanges (2123) are uniformly distributed and anticlockwise bent relative to the central axis of the conical discharging hopper (2121), a metal net barrel (2124) is fixedly connected to the opening end of the conical discharging hopper (2121), and the metal net barrel (2124) is tightly arranged along the inner wall of the pouring cylinder (211).
3. A continuous tyre casting line as claimed in claim 2, wherein further said metal mesh cylinder (2124) has the same height as the pouring cylinder (211).
4. Continuous tyre casting production line according to claim 1, characterized in that the mixing movement (213) is cylindrical, at least eight rows of fins (2131) are arranged on the side wall of the mixing movement (213) along the height direction, the fins (2131) are arranged in an inclined manner, namely, an included angle exists between the fins (2131) and the cross section perpendicular to the central axis of the mixing movement (213), a connecting block (2132) is arranged at the top of the mixing movement (213), a conical table (2133) with the same taper as that of the conical blanking hopper (2121) is arranged at the bottom of the mixing movement (213), and a blanking gap is arranged between the conical table (2133) and the matching surface of the conical blanking hopper (2121).
5. A continuous tyre casting line as claimed in claim 4, wherein the spacing between said adjacent rows of fins (2131) is half the width of the fins (2131).
6. A production method of a continuous tire casting line according to any of claims 1 to 5, characterized by comprising the steps of:
(1) Starting a pouring device (20), placing the prepared raw materials in a batching device (23), heating and melting, and then conveying the raw materials into a pouring mixer head (21) through a connecting pipe (22);
(2) Starting a driving motor of the workbench (10), enabling a die on the station (11) to start rotating and stabilizing the rotating speed, and pouring raw materials into the die on the station (11) by a pouring mixer head (21), and pouring the raw materials into the die of each station one by one at regular time and fixed points under the driving of a travel control device (30);
(3) Heating and controlling the temperature of the poured mould, and keeping the mould rotating for a period of time to form the tyre;
(4) And opening the mould, taking out the formed tyre, removing burrs, and closing the mould to carry out the production of the next batch.
7. The method of claim 6, wherein the steady rotation speed of the mold in the step (2) is 2800 to 3000r/min.
8. The production method of a continuous tire casting line according to claim 7, wherein the mold is kept rotating for 1 to 3 minutes in the step (3).
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