阅读说明：本技术 一种捏合机自动调速式出料设备 (Automatic speed regulation type discharging equipment of kneading machine ) 是由 胡军亮 于 2020-05-18 设计创作，主要内容包括：本发明公开了一种捏合机自动调速式出料设备,包括出料筒,所述出料筒的下端密封固定设置有U型筒,所述出料筒的上端两侧分别设置有进料口和出料口,所述进料口与捏合机本体连通,所述出料筒的内壁间转动连接有绞龙叶片,所述U型筒从左至右依次包含动力腔、传动腔和水冷腔,所述动力腔内壁间转动连接有动力轴,可以利用捏合完成的混合原料自身的热量驱动绞龙叶片转动以及冷却水循环流动,并实现捏合机本体出料速度与绞龙叶片输送速度以及冷却水流动速度的正相关调节,从而避免了混合原料在出料口发生堆积的现象,并且使得最终投入生产的混合原料符合温度要求。(The invention discloses automatic speed regulation type discharging equipment of a kneading machine, which comprises a discharging barrel, wherein the lower end of the discharging barrel is fixedly provided with a U-shaped barrel in a sealing way, a feed inlet and a discharge outlet are respectively arranged at the two sides of the upper end of the discharge barrel, the feed inlet is communicated with the kneading machine body, the inner wall of the discharge barrel is rotatably connected with a packing auger blade, the U-shaped barrel sequentially comprises a power cavity, a transmission cavity and a water cooling cavity from left to right, a power shaft is rotatably connected between the inner walls of the power cavity, the heat of the kneaded mixed raw materials can be utilized to drive the auger blades to rotate and the cooling water to circularly flow, and realizes positive correlation adjustment of the discharge speed of the kneader body, the conveying speed of the auger blade and the flowing speed of the cooling water, thereby avoiding the phenomenon that the mixed raw materials are piled up at the discharge hole and enabling the mixed raw materials finally put into production to meet the temperature requirement.)

1. An automatic speed regulation type discharging device of a kneader comprises a discharging barrel (1) and is characterized in that the lower end of the discharging barrel (1) is fixedly provided with a U-shaped barrel (5) in a sealing manner, both sides of the upper end of the discharging barrel (1) are respectively provided with a feeding port (2) and a discharging port (3), the feeding port (2) is communicated with a kneader body, an auger blade (4) is rotatably connected between the inner walls of the discharging barrel (1), the U-shaped barrel (5) sequentially comprises a power cavity (6), a transmission cavity (7) and a water cooling cavity (8) from left to right, a power shaft (22) is rotatably connected between the inner walls of the power cavity (6), the power shaft (22) extends into the transmission cavity (7), belt pulleys (20) are respectively arranged on the side wall of the U-shaped barrel (5) and the side wall of the discharging barrel (1), and the two belt pulleys (20) are respectively and are coaxially and fixedly connected with the power shaft (22) and the auger blade, and two belt pulleys (20) are connected through belt transmission, a driving mechanism for driving the power shaft (22) to rotate is installed on the power shaft (22), a transverse plate (9) is arranged in the water-cooling cavity (8), the transverse plate (9) divides the water-cooling cavity (8) into a liquid storage cavity (81) and a sliding cavity (82), a magnetic sliding plug (13) is connected between the inner walls of the sliding cavity (82) in a sealing and sliding mode, the magnetic sliding plug (13) is elastically connected onto the inner wall of the sliding cavity (82) through a spring (21), the sliding cavity (82) is communicated with the liquid storage cavity (81) through a water inlet pipe (15), a coiled pipe (18) is embedded in the side wall of the right end part of the discharging cylinder (1), the sliding cavity (82) is communicated with the water inlet end of the coiled pipe (18) through a water outlet pipe (14), and the water outlet end of the coiled pipe (18) is communicated with the liquid storage cavity (81, a pushing mechanism used for pushing the magnetic sliding plug (13) to horizontally reciprocate is installed in the transmission cavity (7), and radiating fins (16) in contact with cooling water are arranged on the side wall of the U-shaped cylinder (5).

2. The automatic speed-regulating type discharging equipment of the kneader according to claim 1, characterized in that the driving mechanism comprises arc electromagnets (11) which are arranged on the side wall of the power shaft (22) along the circumferential direction through connecting rods, the side wall of the arc electromagnet (11) is fixedly connected with a temperature control sheet (10) coupled with the arc electromagnet, the temperature control sheet (10) controls the on-off of the current of the arc electromagnet (11) which is clockwise adjacent to the temperature control sheet, and an arc base (17) with ferromagnetism is embedded at the lower end of the U-shaped cylinder (5) corresponding to the arc electromagnet (11).

3. The automatic speed-regulating type discharging equipment of the kneader according to the claim 1, characterized in that the pushing mechanism comprises permanent magnets (12) symmetrically connected with the power shaft (22) at the partial side wall of the transmission cavity (7) through connecting rods, and the permanent magnets (12) face the magnetic sliding plug (13) when rotating to the highest position.

Technical Field

The invention relates to the field of kneading machines, in particular to automatic speed regulation type discharging equipment of a kneading machine.

Background

The kneader is an ideal device for kneading, mixing, vulcanizing and polymerizing high-viscosity and elastic-plastic materials, and can be applied to the fields of producing silicon rubber, sealing glue, hot melt glue, food gum base, pharmaceutical preparations and the like. The kneader belongs to a special mixing stirring equipment, and its most common working method utilizes two sigma paddle leaf that set up in this internal, adopts tangent differential type range side by side, and the speed of a stirring rake is fast promptly, and the speed of a stirring rake is slow to produce great shearing force, different oar speed make mixed material can cut rapidly, thereby make the material misce bene.

After the kneading machine body kneads the raw materials, discharge and transport the work to the mixed raw materials by usually adopting the way of auger blade to transport, the prior art adopts the way of motor drive auger blade to rotate in order to finish this work, the transport speed of this kind of way keeps invariable, can't regulate, but because the discharge speed of the kneading machine body will produce the change, when the discharge speed is too fast, the existing discharge way is difficult to meet the requirement of raw materials transport speed, the mixed raw materials are apt to take place to pile up the phenomenon at the discharge port, thus influence the going on of production; simultaneously, the mixed raw materials have higher temperature during discharging, and the mixed raw materials need to be cooled down in the conveying process to be produced, and the existing cooling mode is usually any natural cooling mode, so that the cooling effect is poor, and the mixed raw materials finally put into production are not in accordance with the production requirements in temperature.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides automatic speed-regulating type discharging equipment of a kneader.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic speed regulation type discharging device of a kneading machine comprises a discharging barrel, wherein a U-shaped barrel is fixedly arranged at the lower end of the discharging barrel in a sealing manner, a feeding hole and a discharging hole are respectively formed in two sides of the upper end of the discharging barrel, the feeding hole is communicated with a kneading machine body, auger blades are rotatably connected between the inner walls of the discharging barrel, the U-shaped barrel sequentially comprises a power cavity, a transmission cavity and a water-cooling cavity from left to right, a power shaft is rotatably connected between the inner walls of the power cavity and extends into the transmission cavity, belt pulleys are respectively arranged on the side wall of the U-shaped barrel and the side wall of the discharging barrel, the two belt pulleys are respectively and fixedly connected with the power shaft and the auger blades in a coaxial manner and are connected through belt transmission, a driving mechanism for driving the power shaft to rotate is installed on the power shaft, a transverse plate is arranged in the water-cooling cavity, the transverse plate, the utility model discloses a cooling water circulation device, including slide chamber, outlet tube, coil pipe, transmission chamber, sealed sliding connection between slide chamber inner wall has the magnetism sliding plug, the magnetism sliding plug passes through spring elastic connection on the slide chamber inner wall, the slide chamber passes through inlet tube and liquid storage chamber intercommunication, the embedded coiled pipe that is equipped with of play feed cylinder right-hand member side wall, the slide chamber passes through outlet tube and coiled pipe inlet end intercommunication, coiled pipe outlet end passes through back flow and liquid storage chamber intercommunication, install the pushing mechanism who is used for promoting the horizontal reciprocating motion of magnetism sliding plug in the transmission intracavity, all be equipped with the radiating fin with the cooling water contact on the U.

Preferably, the driving mechanism comprises arc-shaped electromagnets which are circumferentially arranged on the side wall of the power shaft through connecting rods, temperature control pieces which are coupled with the arc-shaped electromagnets are fixedly connected to the side wall of the arc-shaped electromagnets, the temperature control pieces control the current of the arc-shaped electromagnets which are clockwise adjacent to the temperature control pieces to be switched on and off, and an arc-shaped base which is ferromagnetic is embedded at the lower end of the U-shaped cylinder corresponding to the arc-shaped electromagnets.

Preferably, the pushing mechanism comprises permanent magnets symmetrically connected to the side wall of the power shaft, which is located in the transmission cavity, through a connecting rod, and the permanent magnets are opposite to the magnetic sliding plug when rotating to the highest position.

The invention has the following beneficial effects:

1. by arranging the arc-shaped electromagnet, the temperature control sheet, the power shaft, the belt pulley and the auger blade, the temperature control sheet close to the lower end of the discharging barrel can reach a critical value by utilizing the heat generated during discharging of the mixed raw material, thereby conducting the arc electromagnet clockwise adjacent to the temperature control piece to generate a magnetic field, so as to be attracted by the arc base with ferromagnetism to drive the power shaft to rotate, the temperature control piece reaching the critical value is pushed away from the lower end of the discharging barrel, the temperature begins to decrease, the temperature of the temperature control piece is decreased to be below the critical value after a moment, and the temperature of the temperature control piece close to the lower end of the discharging barrel reaches the critical value, the power shaft is pushed and rotated again, and the power shaft rotates continuously in such a circulating way, so that the auger blade is driven to convey the mixed raw material through the transmission action of the belt pulley, a separate motor for driving is not needed, and the cost for overhauling and maintaining the motor is saved;

2. when the discharging speed of the kneader body is faster, the more materials enter the feeding hole, the larger the heat is, and the shorter the period of the temperature control sheet reaching the critical value is, so that the rotating speed of the power shaft is faster in the whole circulation process, the positive correlation adjustment of the discharging speed of the mixed raw materials can be realized, the requirement of the conveying speed of the mixed raw materials is met, and the phenomenon that the mixed raw materials are accumulated at the discharging hole is avoided;

3. by arranging the pushing mechanism, the magnetic sliding plug, the water inlet pipe, the water outlet pipe and the return pipe, when the power shaft rotates, the permanent magnet can continuously rotate along with the permanent magnet, when the permanent magnet rotates to the highest position, the permanent magnet is opposite to the magnetic sliding plug, so that repulsion force is generated between the permanent magnet and the magnetic sliding plug, the magnetic sliding plug is pushed to overcome the elastic force of the spring to slide, when the permanent magnet leaves the highest position, the magnetic sliding plug is reset under the elastic force of the spring, and therefore, along with the continuous rotation of the power shaft, the magnetic sliding plug horizontally reciprocates, cooling water in the liquid storage cavity is continuously pumped into the coiled pipe, the effect of quickly cooling the raw materials in the discharge cylinder is achieved, the cooling water can finally flow back into the liquid storage cavity, low temperature is kept under the action of the radiating fins, and the better cooling effect;

4. the raw materials are more or the heat contained in the same raw materials is bigger in the play feed cylinder, power shaft slew velocity is faster, corresponding permanent magnetism piece slew velocity is also faster, the cycle of the horizontal reciprocating motion of magnetism sliding plug just is shorter, the speed that the cooling water flows is accelerated thereupon to make the heat dissipation cooling rate of cooling water and mixed raw materials self heat be the relation of positive correlation regulation, and then can further satisfy the heat dissipation demand of mixed raw materials, make the mixed raw materials of final input production accord with the temperature requirement.

Drawings

FIG. 1 is a schematic structural diagram of an automatic speed-regulating type discharging device of a kneader provided by the invention;

fig. 2 is a sectional view taken along line a-a of fig. 1.

In the figure: the device comprises a discharge cylinder 1, a feed inlet 2, a discharge outlet 3, auger blades 4, a U-shaped cylinder 5, a power cavity 6, a transmission cavity 7, a water cooling cavity 8, a liquid storage cavity 81, a sliding cavity 82, a transverse plate 9, a temperature control sheet 10, an arc electromagnet 11, a permanent magnet block 12, a magnetic sliding plug 13, a water outlet pipe 14, a water inlet pipe 15, a heat radiation fin 16, an arc base 17, a coiled pipe 18, a return pipe 19, a belt pulley 20, a spring 21 and a power shaft 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, an automatic speed regulation type discharging device of a kneading machine comprises a discharging barrel 1, a U-shaped barrel 5 is fixedly arranged at the lower end of the discharging barrel 1 in a sealing mode, a feeding port 2 and a discharging port 3 are respectively arranged on two sides of the upper end of the discharging barrel 1, the feeding port 2 is communicated with a kneading machine body, an auger blade 4 is connected between inner walls of the discharging barrel 1 in a rotating mode, the U-shaped barrel 5 sequentially comprises a power cavity 6, a transmission cavity 7 and a water cooling cavity 8 from left to right, a power shaft 22 is connected between inner walls of the power cavity 6 in a rotating mode, the power shaft 22 extends into the transmission cavity 7, belt pulleys 20 are arranged on the side wall of the U-shaped barrel 5 and the side wall of the discharging barrel 1, the two belt pulleys 20 are respectively and fixedly connected with the power shaft 22.

The power shaft 22 is provided with a driving mechanism for driving the power shaft 22 to rotate, the driving mechanism comprises arc electromagnets 11 which are circumferentially arranged on the side walls of the power shaft 22 through connecting rods, the side walls of the arc electromagnets 11 are fixedly connected with temperature control sheets 10 which are coupled with the arc electromagnets 10, the temperature control sheets 10 control the on-off of currents of the arc electromagnets 11 which are clockwise adjacent to the temperature control sheets, and the lower end of the U-shaped cylinder 5 corresponding to the arc electromagnets 11 is embedded with an arc base 17 with ferromagnetism.

A transverse plate 9 is arranged in a water-cooling cavity 8, the transverse plate 9 divides the water-cooling cavity 8 into a liquid storage cavity 81 and a sliding cavity 82, a magnetic sliding plug 13 is connected between the inner walls of the sliding cavity 82 in a sealing and sliding mode, the magnetic sliding plug 13 is elastically connected to the inner wall of the sliding cavity 82 through a spring 21, the sliding cavity 82 is communicated with the liquid storage cavity 81 through a water inlet pipe 15, a one-way valve only allowing cooling water to flow from the liquid storage cavity 81 to the sliding cavity 82 is installed in the water inlet pipe 15, a coiled pipe 18 is embedded in the side wall of the right end portion of the discharging barrel 1, the sliding cavity 82 is communicated with the water inlet end of the coiled pipe 18 through a water outlet pipe 14, a one-way valve only allowing cooling water to flow from the sliding cavity 82 to the coiled pipe 18 is installed in the water outlet pipe 14, the water outlet end of the coiled pipe 18 is communicated with the liquid storage cavity 81 through a return pipe 19.

The pushing mechanism comprises permanent magnets 12 which are symmetrically connected to the power shaft 22 through connecting rods and located on the side wall of the transmission cavity 7, the permanent magnets 12 are opposite to the magnetic sliding plug 13 when rotating to the highest position, it should be noted that the permanent magnets 12 and the magnetic sliding plug 13 are opposite to each other in the same magnetic pole, when the permanent magnets 12 rotate to the right top, repulsive force is generated between the permanent magnets 12 and the magnetic sliding plug 13, and when the permanent magnets 12 leave the right top, the repulsive force between the permanent magnets 12 and the magnetic sliding plug 13 is greatly reduced and almost ignored.

In the invention, after the kneading machine body kneads the raw materials, the mixed raw materials enter the discharging barrel 1 from the feeding hole 2, because the mixed raw materials are heated during kneading, the mixed raw materials contain larger heat, the heat generated during discharging the mixed raw materials enables the temperature control sheet 10 close to the lower end of the discharging barrel 1 to reach a critical value, thereby the arc electromagnet 11 which is clockwise adjacent to the temperature control sheet 10 is conducted to generate a magnetic field, the magnetic field is attracted by the arc base 17 with ferromagnetism, the power shaft 22 is promoted to rotate, the temperature control sheet 10 which reaches the critical value is pushed away from the lower end of the discharging barrel 1, the temperature of the temperature control sheet 10 starts to reduce because the temperature control sheet is not close to the discharging barrel 1, the temperature of the temperature control sheet 10 is reduced to be below the critical value after a moment, the temperature of the temperature control sheet close to the lower end of the discharging barrel 1 reaches the critical value, the power shaft 22 continuously rotates in such a circulating way, so that the auger blade 4 is driven to convey the mixed raw material through the transmission action of the belt pulley 20, an independent motor drive is not needed, and the cost of motor overhaul and maintenance is saved.

And the more the material enters from the feeding hole, the larger the heat is, and the shorter the period of the temperature control sheet 10 reaching the critical value is, so the faster the rotation speed of the power shaft 22 is in the whole circulation process, and the invention can perform positive correlation adjustment on the discharging speed of the mixed raw material, meet the requirement of the conveying speed of the mixed raw material and avoid the phenomenon that the mixed raw material is accumulated at the feeding hole 2 of the discharging barrel 1.

When the power shaft 22 rotates, the permanent magnet 12 continuously rotates along with the power shaft, when the permanent magnet 12 rotates to the highest position, the permanent magnet is opposite to the magnetic sliding plug 13, so that repulsion force is generated between the permanent magnet and the magnetic sliding plug 13, the magnetic sliding plug 13 is pushed to overcome the elastic force of the spring to slide, when the permanent magnet 12 leaves the highest position, the magnetic sliding plug 13 is reset under the elastic force of the spring 21, and therefore, along with the continuous rotation of the power shaft 22, the magnetic sliding plug 13 horizontally reciprocates, cooling water in the liquid storage cavity 81 is continuously pumped into the coiled pipe 18, the raw material in the discharging barrel 1 is quickly cooled, and the cooling water can finally flow back into the liquid storage cavity 81 and is kept at a low temperature under the action of the radiating fins 16, and a good cooling effect is always achieved.

Similarly, the more the raw materials in the discharge barrel 1 or the larger the heat contained in the same raw materials, the faster the rotation speed of the power shaft 22 and the faster the rotation speed of the corresponding permanent magnet 12, the shorter the period of the horizontal reciprocating motion of the magnetic sliding plug 13, and the faster the flow speed of the cooling water, so that the heat dissipation and cooling rate of the cooling water and the heat of the mixed raw materials are in a positive correlation regulation relationship, the heat dissipation requirement of the mixed raw materials can be further met, and the mixed raw materials finally put into production meet the temperature requirement.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.