CN218502530U

CN218502530U - Viscous rubber material supply system for tire

Info

Publication number: CN218502530U
Application number: CN202222645328.1U
Authority: CN
Inventors: 肖刘永; 段立国; 周晓晨
Original assignee: Link-Asia Smart Technology (suzhou) Co ltd
Current assignee: Link-Asia Smart Technology (suzhou) Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-21
Anticipated expiration: 2032-10-08

Abstract

A viscous compound supply system for a tire, comprising: storage device, with the flow control device of storage device intercommunication, with the adhesive deposite device of flow control device intercommunication, at the temperature pressure detection device that flow control device import and export set up respectively, still be provided with compounding device and gas removal equipment between storage device and flow control device, storage device and compounding device with gas removal equipment and gas removal equipment passes through the sizing material pipeline intercommunication with flow control device. The utility model discloses a viscidity sizing material that can carry out the compounding degasification supplies gluey system, carries out further mixture to the sizing material that does not have the misce bene to eliminate the bubble in the sizing material, make to coat in the sizing material on tire inner wall surface more even, the mobility is better, can effectually avoid gluing the phenomenon of disconnection.

Description

Viscous rubber material supply system for tire

Technical Field

The utility model belongs to the technical field of tire production auxiliary machinery equipment and specifically relates to a viscous rubber material supply system for making have selfreparing function or silence function tire usefulness is related to.

Background

The tire with self-repairing function, namely after the tire is pierced by a sharp object, the inside of the tire is provided with a sealing layer which can seal the pierced hole by itself, so that the phenomenon that the air pressure in the tire is suddenly reduced to cause tire burst or cause other traffic accidents because the direction is not controlled due to the reduction of the tire pressure is avoided. The interior of the tire of the silent tire needs to be attached with a silent noise reduction member to reduce noise. Whether the tire is a self-repairing tire or a silent tire, the adhesive material such as hot melt adhesive is needed during production, as shown in fig. 1, an existing adhesive material supply system is provided, and the storage device 10 is directly communicated with the dispensing device 40 through the flow control device 20, and by adopting the adhesive material supply system, the following problems can occur:

1. when the sizing material is not uniformly mixed, if the sizing material which is not completely and fully mixed is coated on the inner wall surface of the tire, the sizing material lumps, the fluidity of the sizing material is poor, and the risk that the self-repairing function cannot be realized exists; in addition, when attaching the noise reducing material to the tire inner wall, there is also a risk that the noise reducing material cannot be attached to the tire inner wall because of insufficient tackiness.

2. When the rubber material contains air bubbles, the rubber material discharged from the dispensing device 40 is intermittently accumulated and is suddenly sprayed out, so that the rubber material coated on the inner wall surface of the tire is uneven and even broken, and the self-repairing function of the tire and the attaching effect of a noise reduction piece are also influenced.

Disclosure of Invention

In order to solve the above technical problem, the utility model provides a viscous rubber material supply system for tire, include: storage device, the flow control device with storage device intercommunication, with the adhesive deposite device of flow control device intercommunication, the warm-pressing detection device who sets up respectively in flow control device import and export still is provided with compounding device and gas removal equipment between storage device and flow control device, storage device sets up with compounding device intercommunication, compounding device sets up with gas removal equipment intercommunication, gas removal equipment sets up with flow control device intercommunication.

Preferably, the degassing device comprises a viscous rubber material accommodating device, a negative pressure device and a flue gas treatment device, wherein the viscous rubber material accommodating device is connected with the negative pressure device through a first gas pipeline, and the negative pressure device is connected with the flue gas treatment device through a second gas pipeline.

Preferably, the top of the viscous glue accommodating device is provided with a first viscous glue inlet and a first viscous glue outlet, and the bottom of the viscous glue accommodating device is provided with a first viscous glue outlet.

Preferably, a plurality of glue outlets are formed in a glue pipeline at a first viscous glue inlet of the viscous glue containing device, and the glue outlets are uniform small holes or thin strips.

Preferably, the mixing device comprises a side wall and a mixer, and a mixing channel is arranged on the mixer.

Preferably, a stirring device is arranged in the viscous rubber material accommodating device.

Preferably, the stirring device is provided with a stirring rod, one end of the stirring rod is provided with a stirring sheet, the stirring rod can be heated, and the stirring sheet is in a spiral shape.

Preferably, the degassing device further comprises a viscous rubber material extracting device, and the viscous rubber material extracting device is communicated with the first viscous rubber material outlet of the viscous rubber material accommodating device through a rubber material pipeline.

Preferably, the viscous compound extraction device may be a plunger pump, a gear pump or a screw pump.

Preferably, the viscous rubber material extracting device is a double-stroke viscous rubber material extracting device, the double-stroke viscous rubber material extracting device comprises a cavity, a movable piston is arranged in the cavity, the cavity is divided into a first cavity and a second cavity by the piston, a piston rod is connected to the piston, the other end of the piston rod is connected with a driving source, a second rubber material inlet and a second rubber material outlet are formed in the first cavity, and a third rubber material inlet and a third rubber material outlet are formed in the second cavity.

To sum up, the technical scheme of the utility model is to provide a can carry out the sticky sizing material that the compounding degasified and supply the gluey system, further mix the sizing material that does not mix evenly to eliminate the bubble in the sizing material, make the sizing material that coats on the tire inner wall surface more even, the mobility is better, can effectually avoid the phenomenon of gluing the disconnection; the uniformity and the continuity of the viscous sizing material treated by the system are greatly improved, and the quality of coating operation is further improved.

Drawings

To illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a prior art stock supply system.

Figure 2 is a schematic view of a sizing supply system according to the present invention.

Fig. 3 is a schematic diagram of the mixing device of the present invention.

Fig. 4 is a schematic view of the degassing device of the present invention.

Fig. 5 is a schematic view of the viscous rubber material accommodating device with a stirring device of the present invention.

Fig. 6 is a schematic view of a two-pass viscous gum material extraction device of the present invention.

Figure 7 is a schematic diagram of the circulation of the first input and second output sizing material of the two-pass extraction device of the present invention.

Figure 8 is a schematic diagram of the circulation of the sizing material at the second input and the first output of the two-pass extraction device of the present invention.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

as shown in fig. 2 to 8, the present invention discloses a viscous rubber material supply system 1 for manufacturing a self-repairing tire and/or a silent tire, which mainly comprises: the material storage device 10 is used for storing and outputting viscous rubber materials in a fluid state; flow control means 20 for accurately metering and regulating the amount of viscous compound passing through; a warm-pressing detection device 30 for detecting the temperature and pressure of the viscous rubber material to ensure that the output viscous rubber material reaches the required temperature and pressure; the dispensing device 40 is used for extruding and coating the viscous rubber material to the inner wall surface of the tire; the storage device 10 is communicated with the flow control device 20 through a viscous rubber material pipeline, the flow control device 20 is communicated with the dispensing device 40 through a viscous rubber material pipeline, and the warm pressing detection device 30 is arranged on the front and rear viscous rubber material pipelines of the flow control device 20; further comprising: a mixing device 50 for further mixing the viscous size; a degassing device 60 for removing air bubbles from the viscous compound; one end of the mixing device 50 is communicated with the storing device 10 through a first viscous rubber pipeline 71, and the other end of the mixing device 50 is communicated with the degassing device 60 through a second viscous rubber pipeline 72. The flow control device 20 is preferably a metering pump, the warm pressure detection device 30 is preferably a warm pressure sensor, and the dispensing device 40 is preferably a dispensing valve.

As shown in fig. 3, the mixing device 50 mainly includes: side wall 51, blender 52; the mixer 52 is provided with a mixing flow channel 53, and the outer side and the side wall of the mixer 52 are sealed. The mixing device 50 also has a first drive source (not shown) for driving the mixer 52 in motion. After the viscous rubber enters the mixing device, the first driving source drives the mixer 52 to rotate, and the mixer 52 rotates to drive the viscous rubber to flow and mix according to a mixing channel 53 arranged on the mixer and move towards an outlet of the mixing device.

It should be noted that, in addition to the above-mentioned mixing method in which the mixer is driven by the driving source to move, the mixing device may also be a passive mixing method. In particular, the mixing device has a pressure boosting device (not shown) which provides pressure to the viscous mass such that the viscous mass moves in the mixing flow channel in the direction of the outlet. Pressure is provided for the viscous rubber materials through the pressurizing device, and after the viscous rubber materials enter the mixing device 50, the viscous rubber materials are mixed in a flowing mode according to a mixing flow channel 53 arranged on the mixer and move towards an outlet.

In order to better mix the viscous rubber material in a molten state, a first heating layer 54 and a first heat-preserving layer 55 are arranged outside the mixer 52, a first temperature detecting device (not shown) is arranged in the first heat-preserving layer 55, the viscous rubber material is heated by the first heating layer 54, and constant temperature control is realized through the first heat-preserving layer 55 and the first temperature detecting device inside, so that certain viscosity and activity of the viscous rubber material are ensured to be kept. Preferably, the mixer 52 of the present invention may be a twin screw or a conical screw. For better heating of the viscous glue stock, the mixer has a heating function, which can be realized by introducing heating oil or heating water into the mixer.

As shown in fig. 4, the degassing device 60 mainly includes a viscous glue containing device 61, a negative pressure device 62 and a smoke processing device 63; the viscous sizing material accommodating device 61 is used for temporarily storing viscous sizing material and releasing bubbles in the viscous sizing material in a negative pressure environment; one end of the negative pressure device 62 is connected with the viscous rubber material accommodating device 61 through a first gas pipeline 101 and is used for forming negative pressure in the viscous rubber material accommodating device 61; the other end of the negative pressure device 62 is communicated with the smoke treatment device 63 through a second gas pipeline 102, and the smoke treatment device 63 is used for purifying smoke released from the viscous rubber and then discharging the smoke. After the viscous rubber enters the viscous rubber accommodating device 61, a negative pressure environment is formed in the viscous rubber accommodating device 61 through the negative pressure device 62, bubbles in the viscous rubber can float upwards in the negative pressure environment, enter the gas pipeline through the negative pressure device 62, and are finally purified by the smoke treatment device 63 and then discharged.

Further, the viscous glue accommodating device 61 is arranged in a sealed manner, the top of the viscous glue accommodating device 61 is provided with a first viscous glue inlet 611 and an air outlet 612, and the bottom of the viscous glue accommodating device 61 is provided with a first viscous glue outlet 613. In order to release bubbles better from the viscous rubber, a plurality of rubber outlets (not shown) are arranged on a pipeline of the viscous rubber at the first viscous rubber inlet 611 of the viscous rubber accommodating device 61, and the rubber outlets are in a small hole shape or a thin strip shape, so that the viscous rubber enters the viscous rubber accommodating device 61 in a sheet shape or a thin strip shape after passing through the rubber outlets, the surface area of the laminar or thin strip shape of the viscous rubber contacting the environment is larger, the viscous rubber can better contact the negative pressure environment in the viscous rubber accommodating device 61, and more and smaller bubbles can be better released. It should be noted that, in order to make the viscous glue material contact with the negative pressure environment sufficiently, the glue outlet may be configured in other shapes as required besides the above mentioned small hole shape and thin strip shape.

Further, for letting the better release of bubble, the viscidity sizing material need keep under the molten state, and viscidity sizing material accommodating device 61 is equipped with second heat preservation 64 and second heat preservation 65, be equipped with second temperature-detecting device in the second heat preservation 65, second heat preservation 64 heats the viscidity sizing material, realizes thermostatic control through second heat preservation 65 and inside second temperature-detecting device, ensures that the viscidity sizing material in the viscidity sizing material accommodating device 61 is in the molten state all the time.

Further, in order to further mix the viscous rubber in the viscous rubber accommodating device 61 and fully release bubbles in the viscous rubber, a stirring device 66 may be disposed in the viscous rubber accommodating device, and the stirring device 66 is provided with a second driving source (not shown) for driving the stirring device 66 to rotate in the viscous rubber accommodating device 61 to stir the viscous rubber. The stirring device has a stirring rod 661, and a stirring blade 662 is provided at one end of the stirring rod 661, preferably the stirring blade 662 is helical. During the use, in stirring piece 662 deepened the viscidity sizing material, second driving source drive puddler 661 is rotatory, and stirring piece 662 on the drive puddler is rotatory, stirs the viscidity sizing material in the viscidity sizing material accommodate device 61. Further, in order to ensure the temperature of the viscous paste during the stirring process, the stirring rod 661 may be heatable by introducing heating oil or heating water into the stirring rod 661.

It should be noted that, the utility model provides a viscidity sizing material in the viscidity sizing material accommodating device 61 is because of under negative pressure environment, consequently need communicate viscidity sizing material draw-out device in viscidity sizing material accommodating device 61's viscidity sizing material exit for take out viscidity sizing material from viscidity sizing material accommodating device 61. The viscous rubber material extracting device can be a plunger pump, a gear pump or a screw pump and the like. Because the confession system of gluing be applied to and carry out the hot melt adhesive coating to tire inner wall surface, to the great and continuous play of needs of the demand of going out the volume of gluing, the satisfying requirements that current one-way pump can not be fine. In order to continuously stabilize the glue output, a double-pass viscous glue material extracting device is needed.

Specifically, the two-way viscous sizing material extraction device mainly comprises a cavity 81, a movable piston 82 is arranged in the cavity 81, the cavity 81 is divided into a first cavity 83 and a second cavity 84 by the piston 82, a piston rod 85 is connected to the piston 82, the other end of the piston rod 85 is connected to a drive source 86, and the drive source 86 drives the piston 82 to move back and forth in the cavity 81 through the piston rod 85. A second viscous rubber inlet 831 and a second viscous rubber outlet 832 are arranged on the first cavity 83, and the second viscous rubber inlet 831 and the second viscous rubber outlet 832 are respectively communicated with a viscous rubber pipeline; the second chamber 84 is provided with a third viscous glue inlet 841 and a third viscous glue outlet 842, and the third viscous glue inlet 841 and the third viscous glue outlet 842 are respectively communicated with a viscous glue pipeline.

The first viscous glue outlet 613 of the viscous glue containing device 61 is connected to the third viscous glue line 73, the third viscous glue line 73 is respectively communicated with the fourth viscous glue line 74 and the fifth viscous glue line 75 through a tee joint (not shown), and the fourth viscous glue line 74 and the fifth viscous glue line 75 are respectively provided with

first check valves

91 and 92, so that the viscous glue can enter the first chamber 83 through a first input viscous glue line formed by the third viscous glue line 73 and the fourth viscous glue line 74, or enter the second chamber 84 through a second input viscous glue line formed by the third viscous glue line 73 and the fifth viscous glue line 75.

A sixth viscous rubber pipeline 76 is communicated with the second viscous rubber outlet 832 of the first chamber 83, a seventh viscous rubber pipeline 77 is communicated with the third viscous rubber outlet 842 of the second chamber 84, and the sixth viscous rubber pipeline 76 and the seventh viscous rubber pipeline 77 are communicated with the eighth viscous rubber pipeline 78 through a tee joint (not shown). The sixth and seventh

viscous glue lines

76, 77 are provided with second one-

way valves

93, 94, respectively, so that the viscous glue can be output from the first output viscous glue line formed by the first chamber 83, the sixth viscous glue line 76, the eighth viscous glue line 78, or from the second output viscous glue line formed by the second chamber 84, the seventh viscous glue line 77, the eighth viscous glue line 78.

When the driving source 86 drives the piston rod 85 to drive the piston to move towards the direction close to the driving source 86, the viscous rubber enters the first chamber 83 through a first input viscous rubber pipeline formed by the third viscous rubber pipeline 73 and the fourth viscous rubber pipeline 74; the viscous compound in the second chamber 84 is discharged from the second chamber 84 through a second output viscous compound line formed by the seventh viscous compound line 77 and the eighth viscous compound line 78.

When the piston rod is driven by the driving source to drive the piston to move in the direction away from the driving source 86, the viscous rubber enters the second chamber 84 through a second input viscous rubber pipeline formed by the third viscous rubber pipeline 73 and the fifth viscous rubber pipeline 75; the viscous compound in the first chamber 83 is output out of the first chamber 83 through a first output viscous compound line formed by the sixth viscous compound line 76 and the eighth viscous compound line 78.

The double-pass viscous rubber material extracting device is matched with the two input and output viscous rubber material pipelines to form a double-pass viscous rubber material passage, so that the viscous rubber material can be continuously extracted.

Furthermore, in order to ensure that the viscous rubber material is always kept in a molten state in the pumping process, the double-stroke viscous rubber material pumping device is also provided with a third heating layer (not shown) and a third heat insulation layer (not shown), a third temperature detection device (not shown) is arranged in the third heat insulation layer, the viscous rubber material is heated by the third heating layer, constant temperature control is realized through the third heat insulation layer and the internal third detection device, and the viscous rubber material in the pumping process is ensured to be always in the molten state.

Additionally, first viscidity sizing material pipeline 71, second viscidity sizing material pipeline 72, third viscidity sizing material pipeline 73, fourth viscidity sizing material pipeline 74, fifth viscidity sizing material pipeline 75, sixth viscidity sizing material pipeline 76, seventh viscidity sizing material pipeline 77 and eighth viscidity sizing material pipeline 78 all include pipeline passageway, fourth zone of heating and fourth heat preservation, and be provided with fourth temperature-detecting device in the fourth heat preservation. The viscous rubber material is heated through the fourth heating layer, and constant temperature control is realized through the fourth heat preservation layer and the fourth temperature detection device inside the fourth heat preservation layer, so that the viscous rubber material is ensured to keep certain viscosity and activity all the time.

To sum up, the technical scheme of the utility model is to provide a viscous rubber material supplies gluey system that can carry out compounding degasification, further mix the viscous rubber material that does not mix evenly to eliminate the bubble in the viscous rubber material, make the viscous rubber material that coats on the tire inner wall surface more even, the mobility is better, can effectually avoid the phenomenon of gluing the disconnection; the uniformity and the continuity of the viscous sizing material processed by the system are greatly improved, and the quality of coating operation is further improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A viscous compound supply system for a tire, comprising: storage device (10), flow control device (20) with storage device intercommunication, adhesive deposite device (40) with flow control device intercommunication, warm-pressing detection device (30) that set up respectively at flow control device import and export, its characterized in that still is provided with compounding device (50) and gas removal equipment (60) between storage device (10) and flow control device (20), storage device (10) and compounding device (50) intercommunication set up, compounding device (50) and gas removal equipment (60) intercommunication set up, gas removal equipment (60) and flow control device (20) intercommunication set up.

2. Viscous compound supply system for tires according to claim 1, characterized in that the degassing device (60) comprises a viscous compound containing device (61), a negative pressure device (62) and a smoke treatment device (63), the viscous compound containing device (61) and the negative pressure device (62) being connected by a first gas line (101), the negative pressure device (62) being connected with the smoke treatment device (63) by a second gas line (102).

3. Viscous compound supply system for tyres according to claim 2, wherein said viscous compound containing device (61) is provided with a first viscous compound inlet (611) and an air outlet (612) opposite at the top and a first viscous compound outlet (613) at the bottom.

4. The viscous compound supply system for tires according to claim 3, characterized in that a plurality of glue outlets are provided on the compound pipeline at the first viscous compound inlet (611) of the viscous compound accommodating device (61), and the glue outlets are in the shape of uniform small holes or thin strips.

5. Viscous compound supply system for tyres according to claim 1, wherein said mixing device (50) comprises a sidewall (51) and a mixer (52) on which a mixing channel (53) is provided.

6. Viscous compound supply system for tyres according to claim 2, wherein stirring means (66) are provided inside said viscous compound containing means (61).

7. Viscous compound supply system for tyres according to claim 6, wherein said stirring device (66) has a stirring rod (661) provided at one end with a stirring blade (662), said stirring rod (661) being heatable, said stirring blade (662) being helical.

8. Viscous compound supply system for tyres according to claim 3, wherein said degassing device (60) further comprises a viscous compound extraction device communicating with the first viscous compound outlet (613) of the viscous compound containing device (61) through a compound line.

9. System for supplying viscous compound for tires according to claim 8, characterized in that the viscous compound extraction device can be a plunger pump, a gear pump or a screw pump.

10. Viscous compound supply system for tires according to claim 9, characterized in that the viscous compound extraction device is a two-way viscous compound extraction device, which comprises a cavity (81) with a movable piston (82) inside, which divides the cavity into a first chamber (83) and a second chamber (84), a piston rod (85) is connected to the piston (82), the other end of which is connected to the drive source (86), a second compound inlet (831) and a second compound outlet (832) are provided on the first chamber (83), and a third compound inlet (841) and a third compound outlet (842) are provided on the second chamber (84).