Raw material mixing device for PU artificial leather production

Abstract

The utility model discloses a raw material mixing device for PU (Polyurethane) artificial leather production, which structurally comprises a mixing box body, a conveying barrel and a weighing plate, raw materials are input into the conveying barrel through a feeding hole and pass through a screening layer to screen large particles under the condition that the raw materials are driven to rotate by a spiral auger; then, the raw materials are input to the upper end of a weighing plate through a falling opening in the lower end of a collection hopper, so that the raw materials press a pressure sensor at the lower end, and after a set value is reached, a push plate on one side pulls back, so that the raw materials are conveyed to the upper end of the weighing plate; a push plate on the other side is stressed to push the raw materials at the upper end of the weighing plate to a material guide opening in one side, so that the purpose of quantitative material conveying is achieved, the conditions of low manual weighing efficiency and large labor amount are avoided, the working efficiency is higher, then the raw materials enter a stirring cavity at the lower end, and the stirring efficiency is improved. Raw materials are stirred and mixed under the action that the rotating shaft drives the stirring rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to artificial leather production technical field especially relates to a raw material mixing device for PU artificial leather production. BACKGROUND

[0002] Artificial leather is a kind of plastic product that appearance and feeling are similar to leather and can replace its use, usually with fabric as base, coats synthetic resin and various plastic additives to make, mainly has PVC artificial leather, PU artificial leather and PU synthetic leather three categories, usually with fabric as base, coats or pastes a layer of resin mixture on it, then heats and makes it plasticize, and passes through rolling and flattens or embossing, obtains product, similar to natural leather, has soft, wear-resistant etc.

[0003] And artificial leather needs to mix raw materials in the production process, but the mixing equipment of present is mostly manually weighed raw materials and pours into stirring, and the labor amount increases, and some large particles exist in raw materials, leading to poor mixing effect.

[0004] Therefore, a raw material mixing device for PU artificial leather production is proposed. UTILITY MODEL CONTENTS

[0005] (One) technical problem to be solved

[0006] In order to overcome the deficiency of prior art, a raw material mixing device for PU artificial leather production is proposed to solve the problem that the artificial leather raw material mixing equipment needs to consume more manual labor in mixing, and the mixing quality effect is poor.

[0007] (Two) technical scheme

[0008] The utility model discloses a raw material mixing device for PU artificial leather production, including mixing box body,

[0009] The mixing box body top is equipped with the feeding cylinder, the feeding cylinder inside transmission cavity bottom is equipped with the screening layer connection mixing box body top, and the feeding cylinder is equipped with the pusher assembly and realizes raw material movement work in the inside installation;

[0010] The screening layer bottom is covered with the funnel-shaped material collecting hopper, and the material collecting hopper bottom fall mouth is equipped with the electromagnetic valve;

[0011] The mixing box body middle part is equipped with a layer of weighing plate, the weighing plate lower end is equipped with the mounting plate and is connected with the mixing box body, and the mounting plate upper end is equipped with the pressure sensor and is connected with the weighing plate, the weighing plate both sides are equipped with the material guide port and are set down through, the weighing plate upper end both sides are slidably connected with the push plate, and the mixing box body outside is equipped with the electric push rod and is connected with the push plate.

[0012] The bottom of the mixing box is provided with a stirring cavity, and a stirring mechanism is arranged inside the stirring cavity to stir the work.

[0013] Further, the pushing assembly comprises a spiral auger rotatably connected to the inside of the feeding cylinder, a first motor is installed outside the feeding cylinder and connected with the spiral auger, a feeding port is arranged on one side of the top end of the feeding cylinder, and a discharging port is installed on the other side of the bottom end of the feeding cylinder.

[0014] Further, one side of the material guiding port penetrates the top end of the stirring cavity, and the other side of the material guiding port penetrates the outside of the mixing box.

[0015] Further, the stirring mechanism comprises a rotating shaft symmetrically arranged inside the stirring cavity, a plurality of stirring rods are arranged outside the rotating shaft, a driving assembly is arranged outside the mixing box and connected with the rotating shaft, and the bottom end of the stirring cavity is inclined towards the middle part, and a discharging port is arranged at the inclined bottom end.

[0016] Further, the driving assembly comprises a transmission wheel installed outside the rotating shaft, and the transmission wheels are connected through a belt, a second motor is installed outside the mixing box, and the output end of the second motor is connected with one side of the rotating shaft.

[0017] Further, support feet are installed at the bottom end of the mixing box, and a control panel is installed outside the mixing box.

[0018] (Three) beneficial effects

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] In the utility model, the raw materials are input into the inside of the feeding cylinder through the feeding port, and when the spiral auger is driven by the first motor, the raw materials move to one side in the screening layer, so that the large particles in the raw materials are screened out through the discharging port, and the qualified raw materials are discharged downward through the screening layer, so that the screening work of the raw materials is realized, the condition that the subsequent stirring effect is poor due to the existence of large particles in the raw materials is avoided, and the stirring effect is better.

[0021] In the utility model, the raw materials are dropped onto the upper end of the weighing plate through the collecting hopper, the weight downward is measured by the pressure sensor, the solenoid valve is closed when the set value is reached, the push plate is pushed by the electric push rod, and the raw materials are discharged through the material guiding port, so that the quantitative output of the raw materials is realized, the condition that the manual weighing efficiency is low is avoided, the manual work is saved, the labor amount is reduced, and the working efficiency is faster.

[0022] In the utility model, the stirring rod is driven by the rotating shaft to stir and mix the raw materials, so that the working effect is better. DRAWINGS

[0023] Other features, objects, and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments thereof, when read in conjunction with the accompanying drawings:

[0024] Figure 1 It is a schematic diagram of the structure of the present application;

[0025] Figure 2 It is a schematic diagram of the internal structure of the present application;

[0026] Figure 3 It is a schematic diagram of the internal structure of the present application;

[0027] Figure 4 It is a schematic diagram of the top view installation structure of the present application;

[0028] Figure 5 It is a schematic diagram of the internal structure of the present application;

[0029] In the figure: mixing box 1, support foot 2, control panel 3, material conveying cylinder 4, first motor 5, feed inlet 6, electric push rod 7, screening layer 8, material collecting hopper 9, electromagnetic valve 10, spiral auger 11, weighing plate 12, leakage port 13, push plate 14, material guide port 15, mounting plate 16, pressure sensor 17, rotating shaft 18, stirring rod 19, discharge port 110, discharge port 111, transmission wheel 112, belt 113, second motor 114. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the present application more clear and explicit, the present application will be further described in detail below in conjunction with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0031] Please refer to Figures 1-5 The present application provides a kind of raw material mixing device for PU artificial leather production, including mixing box 1 is realized screening weighing mixing work from top to bottom in inside, mixing box 1 bottom end is equipped with support foot 2, so as to increase the height of mixing box 1, it is convenient to discharge stirring material to lower end, mixing box 1 outside is equipped with control panel 3, so that its staff is more convenient to operate electrical device in device, it is more convenient to operate.

[0032] A conveying cylinder 4 is installed at the top of the mixing chamber 1, and multiple conveying cylinders 4 are installed side by side to speed up the screening process and improve work efficiency. A screening layer 8 is located at the bottom of the internal transmission chamber of the conveying cylinder 4 and connects to the top of the mixing chamber 1. The filter layer 8 filters the raw materials. A pushing component is installed inside the conveying cylinder 4 to move the raw materials. The pushing component includes a spiral auger 11 rotatably connected inside the conveying cylinder 4. A first motor 5 is installed on the outside of the conveying cylinder 4 and connected to the spiral auger 11. An inlet 6 is located on one side of the top of the conveying cylinder 4, and a discharge port 111 is located on the other side of the bottom of the conveying cylinder 4. After the raw material is fed into the feed cylinder 4 through the feed inlet 6, the first motor 5 drives the spiral auger 11 to rotate, causing the raw material to move towards one end of the discharge port 111. During the movement, the raw material passes through the screening layer 8 for filtration and screening, thereby separating large particles of raw material and discharging them through the discharge port 111. The bottom of the screening layer 8 is covered with a funnel-shaped collecting hopper 9, and a solenoid valve 10 is installed at the bottom of the collecting hopper 9. The screened raw material is collected and discharged downwards through the collecting hopper 9, and the solenoid valve 10 at the bottom can be closed in time to prevent it from continuing to flow downwards, which facilitates timely quantitative operation at the bottom.

[0033] A weighing plate 12 is provided in the middle of the mixing chamber 1, and the side of the weighing plate 12 slides against the inner wall of the mixing chamber 1, so that it can be pressed down while preventing raw materials from entering the gap from the side. The raw materials screened by the weighing plate 12 are weighed. A mounting plate 16 is provided at the lower end of the weighing plate 12 and is connected to the mixing chamber 1 to reinforce the weighing plate 12 and prevent it from falling downwards. A pressure sensor 17 is installed at the upper end of the mounting plate 16 and is connected to the weighing plate 12. Under the action of the pressure sensor 17, the falling raw materials are weighed, so that the automatic quantitative operation is achieved, avoiding the inefficiency of manual weighing and saving labor. The weighing plate 12 has two downward-facing guide ports 15 on both sides. Push plates 14 are slidably connected to the upper sides of the weighing plate 12. An electric push rod 7 is installed on the outside of the mixing chamber 1 and connected to the push plate 14. One side of the guide port 15 extends through the top of the mixing chamber, and the other side extends through the outside of the mixing chamber 1. The electric push rod 7 pushes the push plate 14 after the pressure sensor 17 measures the raw material. The push plate 14 pushes the raw material on the weighing plate 12 to the guide port 15 on one side and discharges it into the mixing chamber for mixing. The electric push rod 7 on the other side pushes in the opposite direction to discharge excess raw material, so as to avoid affecting the subsequent screening effect.

[0034] The bottom of the mixing chamber 1 is provided with a stirring chamber, and an agitation mechanism is installed inside the stirring chamber to agitate the components.

[0035] The stirring mechanism comprises a rotating shaft 18 symmetrically arranged inside the stirring cavity, a plurality of stirring rods 19 arranged outside the rotating shaft 18, a driving assembly arranged outside the mixing box 1 and connected with the rotating shaft 18, and a bottom end of the stirring cavity is arranged to be inclined towards the middle portion, and a discharge port 110 is arranged at the inclined bottom end; the driving assembly comprises transmission wheels 112 arranged outside the rotating shaft 18, and the transmission wheels 112 are connected through a belt 113; a second motor 114 is arranged outside the mixing box 1, an output end of the second motor 114 is connected with one rotating shaft 18, the second motor 114 drives the one rotating shaft 18 to rotate, and the other rotating shaft 18 is driven to rotate under the action of the belt 113 outside the transmission wheels 112, so that the rotating shaft 18 drives the stirring rods 19 to stir the raw materials inside the stirring cavity; a feeding port can be arranged outside the mixing box 1 and penetrates the stirring cavity to add other external quantitative materials; and the bottom end of the stirring cavity can be inclined towards the middle portion to facilitate downward discharging, and the raw materials are discharged downward through the discharge port 110.

[0036] Working principle: in use, the control panel 3, the first motor 5, the electric push rod 7, the electromagnetic valve 10, the pressure sensor 17 and the second motor 114 are connected with an external power supply, raw materials are input into the feeding cylinder 4 through the feeding port 6, the raw materials move to one side under the rotation of the spiral auger 11 driven by the first motor 5, the raw materials are screened and filtered through the screening layer 8 during the movement, the large-particle raw materials are discharged through the discharge port 111, and the qualified raw materials are input onto the weighing plate 12 through the collecting hopper 9 at the lower end to perform weighing on the pressure sensor 17, then the electromagnetic valve 10 is closed to stop discharging when the measured value is reached, the electric push rod 7 pushes the push plate 14 to move to one side, and the other push plate 14 is pulled, so that the raw materials are input into the stirring cavity at the lower end of the mixing box 1 through the guide port 15, the rotating shaft 18 drives the stirring rods 19 to mix and process the raw materials under the driving of the second motor 114, and the raw materials are discharged from the weighing plate 12 through the discharge port 110, then the push plate 14 is pushed in the reverse direction, so that the raw materials are discharged through the other guide port 15, and when the excess screened raw materials are discharged subsequently, the electromagnetic valve 10 is opened, so that the raw materials fall, thereby completing the work.

[0037] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A raw material mixing device for PU artificial leather production, comprising a mixing box (1), characterized in that ； The mixing box (1) top end is provided with a feeding cylinder (4), the feeding cylinder (4) inside transmission cavity bottom is provided with a screening layer (8) and is connected with the mixing box (1) top end, and the feeding cylinder (4) is provided with a pushing assembly to realize raw material moving work; The screening layer (8) bottom is covered with a funnel-shaped material collecting hopper (9), and the material collecting hopper (9) bottom outlet is provided with an electromagnetic valve (10); The mixing box (1) middle part is provided with a weighing plate (12), the weighing plate (12) lower end is provided with a mounting plate (16) and is connected with the mixing box (1), and the mounting plate (16) upper end is provided with a pressure sensor (17) and is connected with the weighing plate (12), the weighing plate (12) both sides are provided with a material guide hole (15) and are provided downwardly, the weighing plate (12) upper end both sides are slidably connected with a push plate (14), and the mixing box (1) outside is provided with an electric push rod (7) and is connected with the push plate (14); The mixing box (1) bottom is provided with a stirring cavity, and a stirring mechanism is arranged in the stirring cavity to stir.

2. The raw material mixing device for PU artificial leather production according to claim 1, characterized in that: The pushing assembly comprises a spiral auger (11) rotatably connected to the inside of the feeding cylinder (4), the feeding cylinder (4) outside is provided with a first motor (5) and is connected with the spiral auger (11), the feeding cylinder (4) top end one side is provided with a feeding port (6), and the feeding cylinder (4) bottom end other side is provided with a discharge port (111).

3. The raw material mixing device for PU artificial leather production according to claim 1, characterized in that: The material guide hole (15) one side penetrates the stirring cavity top end, and the material guide hole (15) other side penetrates the mixing box (1) outside.

4. The raw material mixing device for PU artificial leather production according to claim 1, characterized in that: The stirring mechanism comprises a rotating shaft (18) symmetrically arranged in the stirring cavity, the rotating shaft (18) outside is provided with a plurality of stirring rods (19), the mixing box (1) outside is provided with a driving assembly and is connected with the rotating shaft (18), the stirring cavity bottom end is inclined to the middle part, and the inclined bottom end is provided with a discharge port (110).

5. The raw material mixing device for PU artificial leather production according to claim 4, characterized in that: The driving assembly comprises a transmission wheel (112) arranged on the outside of the rotating shaft (18), and the transmission wheels (112) are connected by a belt (113), the mixing box (1) outside is provided with a second motor (114), and the second motor (114) output end is connected with one side rotating shaft (18).

6. The raw material mixing device for PU artificial leather production according to claim 1, characterized in that: The mixing box (1) bottom end is provided with a supporting leg (2), and the mixing box (1) outside is provided with a control panel (3).

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