CN210820369U

CN210820369U - Heating device for tire manufacturing

Info

Publication number: CN210820369U
Application number: CN201921608795.9U
Authority: CN
Inventors: 申统宇; 陈荣; 谭克荣
Original assignee: CHONGQING DRAGON RUBBER PRODUCTS CO LTD
Current assignee: CHONGQING DRAGON RUBBER PRODUCTS CO LTD
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-23
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a tire processing field specifically discloses a heating device for be used for tire preparation, including being used for rolling the heating mechanism who rubs to the sizing material, heating mechanism includes that two rotate the roller that rubs that grinds that sets up, two are rolled and are rubbed the roller just to setting up and two and roll and rub and have a rotational speed difference between the roller, and the below of heating mechanism is equipped with transport mechanism, and transport mechanism is including the material pushing component who is used for the pushing away material of propelling movement heating back sizing material and the transport assembly who is used for conveying heating back sizing material. The utility model provides an among the prior art roll rub easily that exists after rolling at the sizing material produce from sulphur scorching phenomenon, the poor or the condemned problem of sizing material of effect of extruding that leads to.

Description

Heating device for tire manufacturing

Technical Field

The utility model relates to a tire processing field, concretely relates to heating device for be used for tire preparation.

Background

With the continuous development of the automobile industry in China, the development of the automobile accessory processing industry is driven. Tires are ground-rolling annular elastic rubber products assembled on various vehicles or machines, and are generally mounted on metal rims to support vehicle bodies, cushion external impacts, achieve contact with road surfaces, and ensure the driving performance of the vehicles. Since the tire is required to bear deformation and load during running, the tire is required to have high load-bearing performance, traction performance and cushioning performance, as well as high wear resistance and flexing resistance, and low rolling resistance and heat build-up.

At present, the tire is usually processed by taking rubber as a raw material, forming a rubber material through an internal mixing process, and then carrying out pretreatment on the rubber material, and then carrying out extrusion, calendering, molding, vulcanization and other processes to form a finished tire product. The extrusion process mainly comprises the step of extruding the rubber material through an extruder to form a semi-finished rubber part, wherein in the process, in order to ensure the extrusion efficiency of the extruder and the viscosity of the extruded rubber material, the rubber material needs to be heated in advance to soften the rubber material. At present, when the sizing material is heated, a rolling and kneading heating mode is generally adopted, the raw material is rolled by two rolling rollers with speed difference, and the friction force between the sizing material is increased through rolling and kneading so as to realize the effect of heating and softening. However, at present, after rubber materials are milled, the rubber materials are directly discharged into a material receiving disc below a milling roller, then the rubber materials are transferred to an extruder to be extruded and discharged, the working efficiency is low, the heated rubber materials are milled and kneaded and accumulated in the material receiving disc, and due to the inherent high-temperature self-vulcanization characteristic of the mixed rubber, self-sulfur scorching can be generated, so that the extrusion effect is influenced, and the rubber materials are easily scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is anticipated to provide a heating device for tire preparation to solve among the prior art the rubber material roll rub roll easily produce from sulphur scorching phenomenon that exists after rolling, the extrusion effect that leads to is poor or the condemned problem of rubber material.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a heating device for tire preparation, including being used for carrying out the heating mechanism of rubbing to the sizing material, heating mechanism includes two rolls that rotate the setting and rub the roller, and two rolls and rub the roller just to setting up and two and rub and have a rotational speed difference between the roller, and the below of heating mechanism is equipped with transport mechanism, and transport mechanism is including the pushing equipment subassembly that is used for the pushing away sizing material after the heating and the transport subassembly that is used for conveying the sizing material after the heating.

The principle and the beneficial effects of the technical scheme are as follows: according to the technical scheme, the two kneading rollers with the rotation speed difference rotate relatively to realize the kneading of the rubber material, the rubber material is heated and softened in the kneading process, and the kneaded rubber material is fed between the two kneading rollers; transport mechanism is used for conveying the sizing material after kneading, and wherein the propelling movement subassembly can promote the sizing material after kneading for the sizing material after kneading is passed through on transport mechanism gently by the propelling movement, avoids the phenomenon of the scorching of sulfur certainly that produces because piling up of the sizing material after the heating, thereby has avoided influencing subsequent extrusion effect or leading to the condemned problem of sizing material because the scorching of sulfur certainly of sizing material. Conveying mechanism conveys the sizing material after kneading immediately, compares in the artifical conveying among the prior art, and this device has improved the conveying efficiency after the sizing material is ground and is kneaded the heating.

Further, conveying component includes conveyer belt and two transfer pulleys, and the transfer pulley is all rotated and is connected with the bracing piece.

Among this technical scheme, realize the conveying to the sizing material through conveyer belt and transfer gear, the stationarity is high, and the conveyer belt can provide certain buffering effect when sizing material and conveyer belt contact, further avoids the sizing material problem of piling up to appear.

Further, the pushing assembly is located between the kneading roller and the conveyor belt and comprises a driving roller and a pushing rod fixedly connected with the driving roller.

Among this technical scheme, the material pushing component is used for just being ground to rub the material of heating and carry out pushing away the material transition after the ejection of compact, and at this in-process, the drive roller rotates, drives the ejector pad pole rotation of rigid coupling with it, and the ejector pad pole can intermittent type nature and the contact of sizing material and promote the sizing material to the discharge end of conveyer belt rotating the in-process for the sizing material can be steady from rubbing the roller on transition to the conveyer belt, and then further improve the stability of conveying.

Further, a driving belt is connected between the driving roller and the conveying wheel.

In the technical scheme, the conveying wheel drives the conveying belt to rotate and realize the transmission of sizing materials in the rotating process, and meanwhile, the conveying wheel can drive the driving roller to rotate through the driving belt, so that multiple drives of the same power source are realized, power resources in a field are effectively utilized, and the investment of equipment is reduced.

Furthermore, the material pushing rods are arranged in two numbers, and the two material pushing rods are respectively and coaxially and fixedly connected to two ends of the driving roller.

In the technical scheme, the two pushing rods are arranged, the two pushing rods can be used for pushing the two side parts of the rubber material in a coordinated mode, and the two side parts of the rubber material are enabled to be stressed consistently.

Furthermore, one end of the material pushing rod is fixedly connected with the driving roller in a coaxial mode, and the other end of the material pushing rod is fixedly connected with the guide rod.

In the technical scheme, the driving roller rotates to drive the material pushing rod coaxially and fixedly connected with the driving roller to rotate, and the material pushing rod is connected with the guide rod, so that the length direction (axial direction) of the guide rod can be in contact with the rubber material when the rubber material pushing device is used, the stress area of the rubber material in the rubber material pushing process is increased, and the rubber material surface is prevented from being punctured by the material pushing rod.

Further, the guide rod is parallel to the axis of the drive roller.

In the technical scheme, the guide rod is arranged to be parallel to the axis of the driving roller, so that the rubber surface of the rubber material can be ensured to be parallel to the axis of the driving roller all the time in the pushing process, and the pushing stability of the rubber material can be further improved.

Furthermore, the guide rod is semi-cylindrical, the cambered surface of the guide rod is far away from the driving roller, and an anti-skid layer is arranged on the cambered surface of the guide rod.

In the technical scheme, the guide rod is arranged to be semi-cylindrical, so that the guide rod has certain friction while ensuring smooth contact with the sizing material, the phenomenon of slipping is avoided, and the anti-slip layer on the arc surface of the guide rod can further increase the friction between the guide rod and the sizing material, thereby ensuring effective pushing of the sizing material.

And a feed hopper for feeding the sizing material to be heated is arranged above the space between the two kneading rollers.

In this technical scheme, the feeder hopper is used for feeding to the sizing material, can confirm the feed position of sizing material through the setting of feeder hopper, guarantees feed position's uniformity.

Further, the discharge end of the conveyor belt is connected with the feed inlet of the extruder.

In the technical scheme, the discharge end of the conveying belt is directly contacted with the feed inlet of the extruder, so that the milled and kneaded rubber material can enter the extruder timely, certain initial temperature of the rubber material entering the extruder can be guaranteed, subsequent basic effect is improved, and operation efficiency is improved.

Drawings

Fig. 1 is a front view of the heating device for tire manufacturing of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a grinding and kneading roller 1, a conveyor belt 2, a conveyor wheel 3, a support rod 4, a drive roller 5, a material pushing rod 6, a drive belt 7, a guide rod 8, a feed hopper 9, an anti-skid layer 10 and sizing materials 11.

Example 1

The embodiment is basically as shown in the attached figure 1: a heating device for tire preparation includes the frame, rotates to be connected with on the frame to be used for carrying out the heating mechanism of rolling and kneading to sizing material 11. The heating mechanism comprises two rolling rollers 1 which are rotatably connected to the rack, the two rolling rollers 1 are arranged oppositely, a rotating speed difference exists between the two rolling rollers 1, and the two rolling rollers 1 are driven by a driving motor to rotate respectively. A feed hopper 9 for feeding the sizing material 11 to be heated is arranged above the space between the two rollers 1, and the feed hopper 9 is welded on the frame. A conveying mechanism is arranged below the kneading roller 1, and the conveying mechanism comprises a pushing assembly used for pushing the heated rubber material 11 and a conveying assembly used for conveying the heated rubber material 11.

Conveying assembly includes conveyer belt 2 and two

transfer pulleys

3, and 2 parallels of conveyer belt are around rolling up between two transfer pulleys 3, and the discharge end of conveyer belt 2 is connected with the feed inlet of extruder, and transfer pulley 3 all rotates and is connected with vertical bracing piece 4, and the bottom of bracing piece 4 supports subaerial, and transfer pulley 3 is by step motor control drive. The pushing assembly is positioned between the kneading roller 1 and the conveyor belt 2 and comprises a driving roller 5 which is rotatably connected to the rack and a pushing rod 6 which is fixedly connected with the driving roller 5. A drive belt 7 is connected between the drive roller 5 and the transfer roller 3. Two material pushing rods 6 are arranged, and the two material pushing rods 6 are respectively and coaxially and fixedly connected to two ends of the driving roller 5.

The specific implementation process is as follows: when rubber 11 needs to be kneaded and heated, rubber 11 is fed from the feed hopper 9 to a position between the two kneading rollers 1, and due to the arrangement of the feed hopper 9, a stable feeding position of rubber 11 can be ensured. The driving motor is started, the two kneading rollers 1 rotate relatively (the right kneading roller 1 rotates anticlockwise, the left kneading roller 1 rotates clockwise), and due to the difference of the rotating speed between the two kneading rollers 1, the two kneading rollers 1 can have a grinding effect on the sizing material 11, so that the sizing material 11 is kneaded and heated, and then the heated sizing material 11 is fed from between the two kneading rollers 1.

The step motor is turned on at the moment, the conveying wheel 3 rotates clockwise under the driving of the step motor, the conveying wheel 3 rotates clockwise to drive the driving roller 5 to rotate clockwise through the driving belt 7, the driving roller 5 drives the material pushing rod 6 which is fixedly connected with the driving roller 5 to rotate clockwise, the two material pushing rods 6 can intermittently push and transition the milled rubber material 11 to one side (right side) of the discharging end of the conveying belt 2 in the clockwise rotation process, and the problem that the rubber material 11 is piled up to generate the self-sulfur scorching phenomenon and the rubber material is scrapped is avoided. The circular locus of the dotted line in fig. 1 is the moving locus of the end of the lifter bar 6 away from the drive roller 5.

The clockwise rotation of transfer gear 3 still can drive conveyer belt 2 and move from a left side to the right side to the realization is to the right side conveying of sizing material 11, and when sizing material 11 was conveyed the discharge end of conveyer belt 2, the sizing material 11 after the heating of kneading can directly be followed the feed inlet feeding of extruder, can guarantee the timeliness after sizing material 11 is kneaded.

Example 2

The difference between this embodiment and embodiment 1 is only that, in this embodiment, one material pushing rod 6 is provided, one end of the material pushing rod 6 is fixedly connected to the driving roller 5 coaxially, the other end of the material pushing rod 6 is fixedly connected to a guide rod 8 parallel to the axis of the driving roller 5, the guide rod 8 is semi-cylindrical, the arc surface of the guide rod 8 is far away from the driving roller 5, and an anti-slip layer 10 is provided on the arc surface of the guide rod 8.

After the rubber material 11 is fed from between the two kneading rollers 1, the driving roller 5 rotates to drive the material pushing rod 6 coaxially and fixedly connected with the driving roller to rotate, and the material pushing rod 6 is connected with the guide rod 8, so that the length direction (axial direction) of the guide rod 8 can be contacted with the rubber material 11 when the rubber material pushing device is used, the stress area of the rubber material 11 in the process of pushing the rubber material 11 is increased, and the rubber material pushing rod 6 is prevented from puncturing the surface of the rubber material 11. In addition, the guide rod 8 is arranged to be semi-cylindrical, so that the guide rod 8 has certain friction while ensuring smooth contact with the rubber material 11, the phenomenon of slipping is avoided, the anti-slip layer 10 on the cambered surface of the guide rod 8 can further increase the friction between the guide rod 8 and the rubber material 11, and the effective pushing of the rubber material 11 is ensured.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A heating device for tire preparation, including being used for carrying out the heating mechanism of rubbing to the sizing material, heating mechanism includes two rolls that rotate the setting and rub the roller, and two rolls and rub the roller just to setting up and two and grind and rub and have rotational speed difference, its characterized in that between the roller: and a conveying mechanism is arranged below the heating mechanism, and comprises a material pushing assembly used for pushing the heated rubber material and a conveying assembly used for conveying the heated rubber material.

2. A heating device for tire building as in claim 1, wherein: the conveying assembly comprises a conveying belt and two conveying wheels, and the conveying wheels are connected with supporting rods in a rotating mode.

3. A heating device for tire building as in claim 2, wherein: the material pushing assembly is located between the kneading roller and the conveyor belt and comprises a driving roller and a material pushing rod fixedly connected with the driving roller.

4. A heating device for tire building as in claim 3, wherein: and a driving belt is connected between the driving roller and the conveying wheel.

5. A heating device for tyre building as claimed in claim 4, characterized in that: the material pushing rods are arranged in two numbers and are respectively and coaxially and fixedly connected to two ends of the driving roller.

6. A heating device for tyre building as claimed in claim 4, characterized in that: one end of the material pushing rod is fixedly connected with the driving roller in a coaxial mode, and the other end of the material pushing rod is fixedly connected with a guide rod.

7. A heating device for tire building as in claim 6, wherein: the guide rod is parallel to the axis of the drive roller.

8. A heating device for tire building as in claim 7, wherein: the guide rod is semi-cylindrical, the cambered surface of the guide rod is far away from the driving roller, and an anti-skid layer is arranged on the cambered surface of the guide rod.

9. A heating device for tire building as in claim 8, wherein: a feed hopper for feeding the sizing material to be heated is arranged above the space between the two kneading rollers.

10. A heating device for tyre building as claimed in claim 9, wherein: and the discharge end of the conveying belt is connected with a feed inlet of the extruder.