CN211518114U - Raw material mixing device for tire manufacturing - Google Patents

Abstract

The utility model relates to the technical field of tire manufacturing, in particular to a raw material mixing device for tire manufacturing, which comprises a support and a mixing box arranged on the support, wherein the top of the mixing box is provided with a solid feeding hopper, the side wall of the mixing box is provided with a liquid feeding hopper, the bottom of the mixing box is provided with a discharge hole, the inner wall of the mixing box is rotationally connected with a rotating plate comprising a transverse baffle and a vertical baffle, and a driving mechanism for driving the rotating plate to rotate is arranged in the mixing box; the horizontal baffle plate can divide the mixing box into a crushing cavity and a stirring cavity, the liquid feed hopper can be communicated with the stirring cavity, and when the horizontal baffle plate divides the mixing box into the crushing cavity and the stirring cavity, the vertical baffle plate seals a feed channel of the liquid feed hopper; the crushing cavity is internally provided with a crushing mechanism, and the stirring cavity is internally provided with a stirring mechanism. The utility model discloses in at first with solid raw materials breakage in broken chamber, then mix with the liquid feedstock stirring in the stirring chamber again, solved among the prior art problem that the tire raw materials can't be fast, mix uniformly.

Description

Raw material mixing device for tire manufacturing

Technical Field

The utility model relates to a tire manufacturing technical field, in particular to raw materials mix device is used in tire preparation.

Background

The tire is one of important parts of the automobile, can play multiple functions of bearing load, traction braking, stabilizing operation, providing buffering and the like in the automobile, and due to the high comprehensive performance of the tire, the adopted raw materials not only comprise basic raw materials such as natural rubber, synthetic rubber and the like, but also can be added with various additives for enhancing the performance of the tire, such as carbon black serving as a reinforcing agent, aromatic oil serving as a softening agent, paraffin wax serving as a physical anti-aging agent, microcrystalline wax and other additives. At present, the mixing operation for producing the raw materials of the tire is finished in a mixing box, and because the raw materials of the tire comprise a large amount of solid raw materials such as carbon black, natural rubber, artificial rubber and the like and liquid raw materials of various additives, in the mixing process, the solid raw materials and the liquid raw materials are mixed to cause the viscosity of the mixed materials to be increased, so that the various raw materials are not easy to be uniformly mixed in the subsequent banburying process, and the quality and the yield of the manufactured tire are influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a raw materials mixing device for tire preparation has solved the uneven problem that makes the tire defective rate high of tire raw materials mixture.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the raw material mixing device for manufacturing the tire comprises a support and a mixing box arranged on the support, wherein a solid feeding hopper is arranged at the top of the mixing box, a liquid feeding hopper is arranged on the side wall of the mixing box, a discharging port is arranged at the bottom of the mixing box, a rotating plate comprising a transverse baffle and a vertical baffle is rotatably connected to the inner wall of the mixing box, and a driving mechanism for driving the rotating plate to rotate is arranged in the mixing box; the horizontal baffle plate can divide the mixing box into a crushing cavity and a stirring cavity, the liquid feed hopper can be communicated with the stirring cavity, and when the horizontal baffle plate divides the mixing box into the crushing cavity and the stirring cavity, the vertical baffle plate seals a feed channel of the liquid feed hopper; the crushing cavity is internally provided with a crushing mechanism, and the stirring cavity is internally provided with a stirring mechanism.

The principle of the utility model is that: the solid feeder hopper is used for adding solid raw materials, the liquid feeder hopper is used for adding liquid raw materials, actuating mechanism is used for driving the rotor plate to rotate, drive horizontal baffle and vertical baffle rotate simultaneously when the rotor plate rotates, when horizontal baffle rotates to separate the compounding case for broken chamber and stirring chamber, can carry out the breakage to solid raw materials in broken intracavity, rotate horizontal baffle after solid raw materials is broken, make solid raw materials fall to in the stirring chamber, add liquid raw materials by the liquid feeder hopper simultaneously, and make liquid raw materials and the solid raw materials after the breakage accomplish the stirring in the stirring intracavity and mix.

Because when horizontal baffle rotated to separate the compounding case for broken chamber and stirring chamber, vertical baffle closed the feedstock channel of liquid feed hopper, prevented that the liquid feed hopper is in the feed through state when the raw materials is broken and stirring, caused other article to fall into the stirring intracavity and influence the raw materials and mix, also can prevent simultaneously that the staff from stretching into the stirring intracavity and causing the incident.

The scheme has the advantages that:

1. can quickly and effectively mix various raw materials uniformly; compare and directly mix solid starting material and liquid starting material together in prior art and stir, the viscidity increase after solid starting material mixes with liquid starting material, and solid starting material itself volume is not of uniform size, consequently when stirring mixes, relies on the extrusion force of stirring mixture can't make the quick homogeneous mixing of various raw materials. In this application, utilize horizontal baffle to separate the mixing box for broken chamber and stirring chamber, solid raw materials is broken in broken chamber, then falls into and mixes with liquid material behind the stirring chamber again, avoids solid raw materials just directly to mix and the condition that can not the homogeneous mixing with liquid raw materials at the initial stage of mixing, consequently this application can be fast with all raw materials misce benes.

2. Is beneficial to continuous and safe production: when the raw materials are mixed, the solid raw materials are partitioned in the crushing cavity by the transverse baffle plate, so that the solid raw materials can be conveniently and quickly and fully crushed, the crushing cavity and the stirring cavity are mutually isolated, the raw materials can be synchronously stirred when the crushing cavity is crushed, the materials can be well and continuously mixed, and the utilization rate of the device is high; simultaneously, vertical baffle is sealed with the feedstock channel of liquid feeder hopper, only accomplish to correspond the operation and stir the mixture of intracavity when stirring chamber and broken chamber and is removed the back, the rotor plate rotates, make the solid raw materials in broken chamber fall into the stirring chamber again, the feedstock channel of liquid feeder hopper is opened simultaneously, can add liquid raw materials again, thereby avoid other article to fall into the stirring chamber when broken and stirring, cause adverse effect to the quality of tire, can also avoid the people hand to stretch into the stirring chamber and cause the incident.

Further, actuating mechanism includes the cylinder, and the base of cylinder rotates to be connected at the inner wall of compounding case, and the piston rod one end of cylinder rotates to be connected on horizontal baffle.

Connect cylinder piston rod one end rotation on horizontal baffle, utilize the flexible rotor plate that drives of cylinder to rotate to realize the partition of horizontal board and open, and realize that the baffle opens the seal box of liquid feed hopper, the simple to operate and the control of cylinder are simple.

Further, the cylinder is located below the transverse baffle.

Compare in setting up the cylinder in the top of horizontal baffle, the cylinder causes the hindrance to crushing operation of crushing mechanism easily, in this scheme, sets up the cylinder in the below of horizontal baffle, and when solid starting material was broken, horizontal baffle separates cylinder and solid starting material, avoids the cylinder to influence crushing mechanism to solid starting material's breakage, protects the cylinder simultaneously, prolongs its life.

Further, broken mechanism includes broken motor, broken axle and crushing roller, and broken motor fixed connection is at the lateral wall of compounding box, broken axle and broken motor fixed connection and extend to broken intracavity, and crushing roller fixed connection is on broken axle.

Set up crushing motor at the mixing box lateral wall, make crushing motor be located the mixing box outside, conveniently control crushing motor, during the use, crushing motor drives broken axle and rotates, and broken axle drives the crushing roller and rotates, utilizes crushing roller rotating pressure to crowd the bits of broken glass with the raw materials to the realization is to the breakage of solid starting material.

Furthermore, a filter screen is arranged between the transverse baffle and the crushing roller.

Set up the filter screen between horizontal baffle and crushing roller, utilize the crushing effect of filter screen control crushing roller, only solid raw materials just can fall on horizontal baffle through the filter screen when being broken to certain tiny granule to guarantee that various raw materials can mix fast, uniformly.

Further, rabbling mechanism includes agitator motor, (mixing) shaft and stirring vane, agitator motor fixed connection in the bottom of compounding case, (mixing) shaft fixed connection just extends to the stirring cavity on agitator motor, (mixing) vane fixed connection is on the (mixing) shaft.

When stirring, stirring motor drives the (mixing) shaft rotatory, and the (mixing) shaft drive stirring vane rotates in the stirring intracavity to fully stir the mixture with liquid raw materials and the solid raw materials after the breakage.

Furthermore, a material sweeping plate is fixedly connected to the stirring shaft and is positioned at the bottom of the stirring cavity.

The flitch is swept in the bottom setting in stirring chamber, accomplishes the stirring and the misce bene back when all raw materialss, opens the discharge gate, and the mixture is followed discharge gate discharge stirring chamber, when arranging the material, sweeps the flitch and rotates along with the (mixing) shaft, makes the mixture that is located stirring chamber bottom discharge by the discharge gate fast under sweeping the drive of flitch, prevents that the mixture from remaining in stirring chamber bottom.

Further, a cover plate is connected to the solid feed hopper in a sliding mode.

Sliding connection apron on the solid feeder hopper, when needs add solid raw materials, sliding cover board and the feedstock channel who makes the solid feeder hopper opens, and when broken intracavity solid raw materials by the breakage, sliding cover board makes the feedstock channel of solid feeder hopper sealed, prevents that other article from falling into broken chamber and influencing the quality of tire, seals the solid feeder hopper simultaneously, prevents that the staff from stretching into broken chamber and causing the incident.

Furthermore, a handle is fixedly connected to the cover plate.

The cover plate is fixedly connected with a handle, so that the cover plate can be conveniently slid.

Further, the cross section of the stirring cavity is circular.

Compare the cross section in stirring chamber and personally submit squarely, in this scheme, set up the cross section in stirring chamber into circularly to avoid the right angle blind area, when stirring vane stirs, various raw materials can both be stirred fast, thereby make the stirring of raw materials quick more, abundant.

Drawings

Fig. 1 is a plan view of a raw material mixing device for manufacturing a tire in an embodiment of the present invention.

Fig. 2 is a cross-sectional view taken along a-a in fig. 1.

Fig. 3 is a cross-sectional view taken along line B-B of fig. 2.

Fig. 4 is a partially enlarged view of fig. 2 at C.

FIG. 5 is a sectional view taken along the same line A-A as that of FIG. 1 in the second embodiment.

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 support 1, a mixing box 2, a solid feed hopper 3, a discharge port 4, a cover plate 5, a handle 6, a transverse baffle 7, a vertical baffle 8, a cylinder 9, a crushing cavity 10, a stirring cavity 11, a liquid feed hopper 12, a crushing motor 13, a crushing shaft 14, a crushing roller 15, a stirring motor 16, a stirring shaft 17, stirring blades 18, a sweeping plate 19, a filter screen 20, an auxiliary baffle 21 and an auxiliary cylinder 22.

Example one

Embodiment one, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a raw material mixing device for manufacturing a tire, includes a support 1 and a mixing box 2 disposed on the support 1, a solid feeding hopper 3 is disposed at the top of the mixing box 2, a discharging port 4 is disposed at the bottom of the mixing box 2, and a switch valve (not shown in the drawings) is disposed on the discharging port 4 for controlling the opening and closing of the discharging port 4; meanwhile, as shown in fig. 4, in order to prevent other articles from falling into the mixing box 2 during the mixing process, a chute is provided on the solid feeding hopper 3, a cover plate 5 is slidably connected in the chute, and a handle 6 is fixedly connected to the top of the cover plate 5 through a screw in order to more conveniently slide the cover plate 5.

As shown in figure 2, the left side of the inner wall of the mixing box 2 is rotatably connected with a rotating plate through the matching of a pin shaft, the rotating plate comprises a transverse baffle 7 and a vertical baffle 8 which are mutually vertical and are integrally formed, the rotating center of the rotating plate is positioned at the joint of the transverse baffle 7 and the vertical baffle 8, a driving mechanism is arranged below the transverse baffle 7, the driving mechanism comprises a cylinder 9, the base of the cylinder 9 is rotatably connected with the inner wall of the mixing box 2 through a pin shaft connection mode, the end part of the piston rod of the cylinder 9 is hinged at the position of the end part of the transverse baffle 7, which is close to the, the transverse baffle 7 can be pulled to rotate clockwise or anticlockwise, the transverse baffle 7 can drive the vertical baffle 8 to rotate together when rotating, and when the transverse plate 7 rotates from a horizontal state to an inclined state, the raw materials on the transverse plate 7 can automatically slide downwards to the lower part of the transverse plate 7 under the action of self gravity.

As shown in fig. 2, when the transverse baffle 7 rotates to a horizontal position, the transverse baffle 7 divides the mixing box 2 into a crushing cavity 10 and a stirring cavity 11 which are distributed up and down; simultaneously, be equipped with on the outer wall of 2 left sides of mixing box can with the liquid feed hopper 12 that stirs the chamber 11 intercommunication, when horizontal baffle 7 rotated horizontal position, horizontal baffle 7 drove vertical baffle 8 and rotated vertical position, and vertical baffle 8 is sealed with the feedstock channel of liquid feed hopper 12, can't be reinforced by liquid feed hopper 12 this moment.

The crushing cavity 10 is provided with a crushing mechanism, the crushing mechanism comprises a crushing motor 13, a crushing shaft 14 and a crushing roller 15, the crushing motor 13 is fixedly connected to the right side of the mixing box 2 through bolts, an output shaft of the crushing motor 13 is arranged towards the left, the crushing shaft 14 is fixedly connected with the output shaft of the crushing motor 13 through a coupler, the crushing shaft 14 penetrates through the right wall of the mixing box 2 to the left and then extends into the crushing cavity 10, the crushing roller 15 is welded on the crushing shaft 14 and is positioned in the crushing cavity 10, in the embodiment, the number of the crushing shafts 14 is two, the two crushing shafts 14 are positioned in the same horizontal plane and arranged in parallel in front and back, the rotating directions of the two crushing shafts 14 are opposite, a gap for crushing solid raw materials is formed between the two crushing shafts 14, and when the two crushing shafts 14 rotate relatively, the two crushing rollers 15 are driven to rotate relatively to form shearing force, thereby shear, the extrusion is carried out with the solid raw materials in the broken chamber 10 to make solid raw materials by the breakage, make simultaneously between the solid raw materials friction and produce a large amount of heats, the solid raw materials is further melted and dispersed after being heated, makes solid raw materials by abundant breakage.

Be equipped with rabbling mechanism in stirring chamber 11, rabbling mechanism includes agitator motor 16, (mixing) shaft 17 and stirring vane 18, agitator motor 16 passes through bolt fixed connection in the bottom of blending box 2, agitator motor 16's output shaft sets up, agitator shaft 17 passes through shaft coupling fixed connection on agitator motor 16's output shaft, agitator shaft 17 upwards passes and extends to in stirring chamber 11 behind the bottom of blending box 2, stirring vane 18 passes through screw fixed connection and just is located stirring chamber 11 on agitator shaft 17.

As shown in fig. 3, in order to avoid the occurrence of a right-angle blind area in the stirring chamber 11 and thus insufficient stirring, in the present embodiment, the cross section of the stirring chamber 11 is circular, and meanwhile, in order to quickly discharge the stirred material in the stirring chamber 11, a material sweeping plate 19 is fixedly connected to the stirring shaft 17 through screws, and in combination with fig. 2, the material sweeping plate 19 is located at the bottom of the stirring chamber 11.

As shown in fig. 2, a filter screen 20 is arranged between the transverse baffle 7 and the crushing roller 15, the filter screen 20 is fixedly connected to the inner wall of the crushing cavity 10 through screws, and the crushing effect of the crushing cavity 10 can be controlled through the filter screen 20.

The specific implementation process is as follows:

1. adding solid raw materials:

when feeding, firstly, the handle 6 is manually held, the cover plate 5 is pulled to slide to open the solid feeding hole, at the moment, the air cylinder 9 drives the transverse baffle 7 to rotate to the horizontal position, the vertical baffle 8 rotates to the position of the feeding channel of the sealed liquid feeding hopper 12, the solid raw materials for producing tires are added into the crushing cavity 10 from the solid feeding hopper 3, and then the cover plate 5 is slid to the position of covering the solid feeding hopper 3 again.

2. Crushing a solid raw material:

start crushing motor 13, crushing motor 13 drives broken axle 14 and rotates, further makes broken axle 14 drive crushing roller 15 and rotates to realize that crushing roller 15 is broken to solid raw materials's extrusion, after solid raw materials is broken to the granule that the certain degree is little, solid raw materials passes filter screen 20 and falls to the top surface of horizontal baffle 7 and pile up.

3. Mixing all the raw materials:

after all solid raw materials all are broken and fall to the top surface of horizontal baffle 7, cylinder 9 contracts, cylinder 9 stimulates horizontal baffle 7 clockwise, horizontal baffle 7 drives vertical baffle 8 clockwise simultaneously, the feedstock channel of liquid feeder hopper 12 is opened, can add the liquid raw materials for producing the tire to stirring chamber 11 by liquid feeder hopper 12, and simultaneously, because the rotation of horizontal baffle 7 and slope gradually, the accumulational solid raw materials through breakage in horizontal baffle 7 top falls into stirring chamber 11, start agitator motor 16 this moment, agitator motor 16 drives the (mixing) shaft 17 and rotates, agitator shaft 17 drives stirring vane 18 and rotates, thereby realize the mixture to all raw materials.

4. Discharging:

after all the raw materials are uniformly stirred, the switch valve is opened, the stirred mixture is discharged from the discharge port 4, and the sweeping plate 19 is arranged to quickly and completely discharge all the mixture out of the stirring cavity 11.

After all the mixed materials are discharged, the switch valve is closed, then the air cylinder 9 extends, the transverse baffle 7 is pushed to the horizontal initial position, the steps 1-4 are completed, continuous mixing is achieved, meanwhile, when second and subsequent mixing are carried out, the transverse baffle 7 can be pushed to the horizontal position by the air cylinder 9 in a cavity without discharging, the solid raw materials can be crushed in the crushing cavity 10 at the moment, the stirring is carried out in the stirring cavity 11, the two operations are not influenced by each other, and therefore the whole efficiency of the mixing is improved.

Example two

The difference between the second embodiment and the first embodiment is that: as shown in fig. 5, an auxiliary baffle 21 is rotatably connected to the right side of the inner wall of the mixing box 2 in a pin shaft matching manner, an auxiliary cylinder 22 is arranged below the auxiliary baffle 21 in the same manner as the cylinder 9, and the rotation connection point of the auxiliary baffle 21 and the rotation connection point of the transverse baffle 7 are located on the same horizontal plane, in this embodiment, the length of the transverse baffle 7 is equal to the length of the auxiliary baffle 21, and when the transverse baffle 7 and the auxiliary baffle 21 are rotated to the horizontal position, the transverse baffle 7 and the auxiliary baffle 21 act together to divide the mixing box 2 into the crushing cavity 10 and the stirring cavity 11.

The auxiliary baffle 21 is arranged to reduce the length of the transverse baffle 7 in the embodiment compared with the transverse baffle 7 in the first embodiment when discharging the crushed solid raw materials to the stirring chamber 11, so that the rotation amplitude of the transverse baffle 7 in the rotation process is reduced, the whole volume of the device is reduced, and the space is saved; meanwhile, the rotating inclination angles of the transverse baffle 7 and the auxiliary baffle 21 can be larger, so that the crushed solid raw materials can fall into the stirring cavity 11 conveniently.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures or features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure 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 (10)

1. Raw materials mix device is used in tire preparation, include the support and set up the mixing box on the support, the top of mixing box is equipped with the solid feeder hopper, and the bottom of mixing box is equipped with discharge gate, its characterized in that: the side wall of the mixing box is provided with a liquid feed hopper, the inner wall of the mixing box is rotatably connected with a rotating plate comprising a transverse baffle and a vertical baffle, and a driving mechanism for driving the rotating plate to rotate is arranged in the mixing box; the horizontal baffle plate can divide the mixing box into a crushing cavity and a stirring cavity, the liquid feed hopper can be communicated with the stirring cavity, and when the horizontal baffle plate divides the mixing box into the crushing cavity and the stirring cavity, the vertical baffle plate seals a feeding channel of the liquid feed hopper; the crushing cavity is internally provided with a crushing mechanism, and the stirring cavity is internally provided with a stirring mechanism.

2. The raw material mixing device for tire building according to claim 1, characterized in that: the driving mechanism comprises an air cylinder, a base of the air cylinder is rotatably connected to the inner wall of the mixing box, and one end of a piston rod of the air cylinder is rotatably connected to the transverse baffle.

3. The raw material mixing apparatus for tire building according to claim 2, characterized in that: the cylinder is located below the transverse baffle.

4. The raw material mixing apparatus for tire building according to claim 3, characterized in that: broken mechanism includes broken motor, broken axle and crushing roller, broken motor fixed connection is at the lateral wall of blending box, broken axle and broken motor fixed connection just extend to broken intracavity, crushing roller fixed connection is on broken axle.

5. The raw material mixing apparatus for tire building according to claim 4, characterized in that: and a filter screen is arranged between the transverse baffle and the crushing roller.

6. The raw material mixing apparatus for tire building according to claim 3, characterized in that: the stirring mechanism comprises a stirring motor, a stirring shaft and stirring blades, the stirring motor is fixedly connected to the bottom of the mixing box, the stirring shaft is fixedly connected to the stirring motor and extends to the stirring chamber, and the stirring blades are fixedly connected to the stirring shaft.

7. The raw material mixing apparatus for tire building according to claim 6, characterized in that: fixedly connected with sweeps the flitch on the (mixing) shaft, sweep the bottom that the flitch is located the stirring chamber.

8. The raw material mixing apparatus for tire building according to claim 7, characterized in that: and the solid feed hopper is connected with a cover plate in a sliding way.

9. The raw material mixing apparatus for tire building according to claim 8, characterized in that: the cover plate is fixedly connected with a handle.

10. The raw material mixing apparatus for tire building according to any one of claims 1 to 9, characterized in that: the cross section of the stirring cavity is circular.

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