Melting device for engineering plastic production

Abstract

The utility model discloses a melting device for engineering plastic production. The melting device comprises a base, a heating box is fixedly installed on the upper surface of the base, a fixing frame is fixedly installed at the top end of the heating box, a lifting mechanism is installed on the fixing frame, and a stirring mechanism is installed in the heating box. According to the melting device for engineering plastic production, engineering plastic is poured into the crushing box through a discharging opening, a fourth driving motor is started, a first gear is driven to rotate, a first crushing roller is driven to rotate, a second crushing roller is driven to rotate through a second gear, the engineering plastic is crushed, and follow-up machining is facilitated; and a first driving motor drives a rotating wheel to rotate, then a connecting rod is driven to move up and down, the raw materials at the bottom of the heating box can be stirred, and the situation that the melting effect is affected due to uneven heating is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering plastics, and particularly relates to a melting device for engineering plastics production. Background Art

[0002] Engineering plastics can be used as engineering materials and replace metals to manufacture machine parts, etc. They have excellent comprehensive properties, such as high rigidity, low creep, high mechanical strength, good heat resistance, good electrical insulation. Compared with general plastics, engineering plastics can meet higher requirements in terms of mechanical properties, durability, corrosion resistance, heat resistance, etc., and are more convenient to process and can replace metal materials. With the continuous development of the domestic economy, the demand for engineering plastics will further increase. During the production process of engineering plastics, a melting device will be used. Workers will melt and reshape unqualified engineering plastic plates to save production costs and reduce waste.

[0003] Chinese patent application with the application number CN202122296118.1 discloses a melting device for engineering plastics production, including a melting barrel. A heater is fixedly connected to the bottom of the melting barrel. An inner tank is attached to the inside of the melting barrel. A crushing and cleaning assembly is arranged inside the inner tank. A cover plate is arranged on the top of the crushing and cleaning assembly. One side of the cover plate is rotatably connected to one side of the melting barrel, and a stirring motor is connected through the top of the cover plate. A discharge pipe penetrates through the center of the bottom of the melting barrel, and one end of the discharge pipe penetrates through the center of the bottom of the heater. In this melting device for engineering plastics production, the stirring rod is driven by a driving gear to stir inside the inner tank, so that the engineering plastics are heated more evenly. The scraper can scrape off the engineering plastics that are not easily melted and adhered to the inner wall of the inner tank, facilitating the melting of the engineering plastics. The anti-blocking assembly is also used to prevent the discharge pipe from being blocked. The anti-blocking assembly vibrates the discharge pipe continuously to discharge materials, thereby preventing the discharge pipe from being blocked.

[0004] However, there are still some defects in the existing melting devices. There is no crushing component. Some engineering plastics are too large and cannot be melted quickly, which reduces the working efficiency and increases the production cost. Summary of the Utility Model

[0005] Aiming at the above deficiencies in the prior art, the utility model provides a melting device for engineering plastics production, aiming to solve problems such as the lack of a crushing component, some engineering plastics being too large and unable to be melted quickly, reducing the working efficiency, and increasing the production cost.

[0006] To achieve the above-mentioned utility model purpose, the technical solution adopted by the present utility model is as follows: A melting device for engineering plastic production, including a base, on the upper surface of the base is fixedly installed a heating box, one side of the heating box is connected with a feeding cylinder, one side of the feeding cylinder is connected with a crushing box, on the top of one side of the crushing box is installed a driving box, on the top end of the heating box is fixedly installed a fixing frame, on the fixing frame is installed a lifting mechanism, inside the heating box is installed a stirring mechanism, and at the bottom of one side of the heating box is installed a discharging pipe;

[0007] The lifting mechanism includes a driving motor one fixedly installed on the fixing frame, the extending end of the driving motor one is in transmission connection with a runner, on the runner is installed a metal rod, and on the metal rod is sleeved a connecting rod.

[0008] Furthermore, the stirring mechanism includes an installation box hinged at the bottom end of the connecting rod, inside the installation box is installed a driving motor two, the output end of the driving motor two extends into the heating box and is connected with a rotating shaft, and on the rotating shaft is sleeved a stirring rod.

[0009] Furthermore, at the top end of the feeding cylinder is fixedly installed a driving motor three, the output end of the driving motor three extends into the feeding cylinder and is installed with an auger, between the top of one side of the feeding cylinder and the heating box is connected with a feeding pipe, and between the bottom of the other side of the feeding cylinder and the crushing box is connected with a discharging port.

[0010] Furthermore, on one side of the driving box is fixedly installed a driving motor four, the output end of the driving motor four extends into the driving box and is installed with a gear one, on the inner wall of the driving box is rotatably connected with a crushing roller one, one end of the crushing roller one extends into the driving box and is in transmission connection with the gear one, on one side of the crushing roller one is provided with a crushing roller two, and one end of the crushing roller two is in transmission connection with a gear two meshing with the gear one.

[0011] Furthermore, on the inner wall of the heating box is fixedly installed an electric heating block.

[0012] Furthermore, on the top of the crushing box is installed a feeding opening.

[0013] The beneficial effects of the present utility model are:

[0014] A melting device for engineering plastics production of the present utility model, during actual processing, pours engineering plastics into the interior of a crushing box through a feeding port, starts driving motor four to drive gear one to rotate, drives crushing roller one to rotate, drives crushing roller two to rotate through gear two, and crushes the engineering plastics to facilitate subsequent processing. After crushing, by starting driving motor three, the auger is driven to rotate, and the crushed raw materials can be conveyed into the interior of a heating box through a feeding pipe. By starting driving motor two, the stirring rod is driven to stir the crushed plastics, making the plastics heat more evenly. Through driving motor one, the rotating wheel is driven to rotate, and then the connecting rod is driven to pull and move up and down, so as to stir the raw materials at the bottom of the heating box to prevent uneven heating and affect the melting effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the front view of a melting device for engineering plastics production of the present utility model;

[0016] Figure 2 is the sectional view of a melting device for engineering plastics production of the present utility model;

[0017] Figure 3 is the sectional view of the drive box of a melting device for engineering plastics production of the present utility model.

[0018] Corresponding Table of Reference Numerals in the Drawings:

[0019] 1. Base; 101. Electric heating block; 2. Heating box; 3. Feeding cylinder; 301. Driving motor three; 302. Auger; 303. Feeding pipe; 304. Discharge port; 4. Crushing box; 401. Feeding port; 5. Drive box; 501. Driving motor four; 502. Gear one; 503. Crushing roller one; 504. Gear two; 505. Crushing roller two; 6. Fixed frame; 7. Lifting mechanism; 701. Driving motor one; 702. Rotating wheel; 703. Metal rod; 704. Connecting rod; 8. Stirring mechanism; 801. Installation box; 802. Driving motor two; 803. Rotating shaft; 804. Stirring rod; 9. Discharge pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following further describes the specific embodiments of the present utility model with reference to the drawings. The same components are denoted by the same reference numerals.

[0021] It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0022] In order to make the content of the present utility model easier to be clearly understood, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

[0023] As Figures 1 to 3 shown, a melting device for engineering plastic production includes a base 1. A heating box 2 is fixedly installed on the upper surface of the base 1. One side of the heating box 2 is connected to a feeding cylinder 3. One side of the feeding cylinder 3 is connected to a crushing box 4. A driving box 5 is installed at the top of one side of the crushing box 4. A fixing frame 6 is fixedly installed at the top end of the heating box 2. A lifting mechanism 7 is installed on the fixing frame 6. A stirring mechanism 8 is installed inside the heating box 2. A discharge pipe 9 is installed at the bottom of one side of the heating box 2;

[0024] The lifting mechanism 7 includes a driving motor one 701 fixedly installed on the fixing frame 6. The extending end of the driving motor one 701 is in transmission connection with a runner 702. A metal rod 703 is installed on the runner 702. A connecting rod 704 is sleeved on the metal rod 703.

[0025] Through the above scheme, the runner 702 drives the connecting rod 704 to move up and down, stirring the raw materials at the bottom of the heating box 2 to prevent uneven heating and affecting the melting effect.

[0026] The stirring mechanism 8 includes an installation box 801 hinged to the bottom end of the connecting rod 704. A driving motor two 802 is installed inside the installation box 801. The output end of the driving motor two 802 extends into the heating box 2 and is connected to a rotating shaft 803. A stirring rod 804 is sleeved on the rotating shaft 803.

[0027] Through the above scheme, the stirring rod 804 stirs the crushed plastic, making the plastic heat more evenly.

[0028] A driving motor three 301 is fixedly installed at the top end of the feeding cylinder 3. The output end of the driving motor three 301 extends into the feeding cylinder 3 and is installed with an auger 302. A feeding pipe 303 is connected between the top of one side of the feeding cylinder 3 and the heating box 2. A discharge port 304 is connected between the bottom of the other side of the feeding cylinder 3 and the crushing box 4.

[0029] Through the above scheme, when the auger 302 rotates, the crushed raw materials can be transported to the inside of the heating box 2 through the feeding pipe 303, facilitating subsequent processing.

[0030] On one side of the drive box 5, a fourth drive motor 501 is fixedly installed. The output end of the fourth drive motor 501 extends into the interior of the drive box 5 and is equipped with a first gear 502. A first crushing roller 503 is rotatably connected to the inner wall of the drive box 5. One end of the first crushing roller 503 extends into the interior of the drive box 5 and is in transmission connection with the first gear 502. On one side of the first crushing roller 503, there is a second crushing roller 505. One end of the second crushing roller 505 is in transmission connection with a second gear 504 that meshes with the first gear 502.

[0031] Through the above solution, the first crushing roller 503 and the second crushing roller 505 crush the engineering plastics, accelerating the melting speed and improving the production efficiency.

[0032] An electric heating block 101 is fixedly installed on the inner wall of the heating box 2.

[0033] A feeding port 401 is installed at the top of the crushing box 4.

[0034] The working principle of this utility model patent is as follows. First, pour the engineering plastics into the interior of the crushing box 4 through the feeding port 401. Start the fourth drive motor 501 to drive the first gear 502 to rotate, drive the first crushing roller 503 to rotate, and drive the second crushing roller 505 to rotate through the second gear 504 to crush the engineering plastics, facilitating subsequent processing. After crushing, start the third drive motor 301 to drive the auger 302 to rotate, and the crushed raw materials can be transported to the interior of the heating box 2 through the feeding pipe 303. Start the second drive motor 802 to drive the stirring rod 804 to stir the crushed plastics, making the plastics heat more evenly. Through the first drive motor 701, drive the runner 702 to rotate, and then drive the connecting rod 704 to pull up and down to stir the raw materials at the bottom of the heating box 2 to prevent uneven heating and affect the melting effect.

[0035] The above are only the preferred embodiments of this utility model patent and are not intended to limit this utility model patent. Any modifications, equivalent replacements, and improvements made within the spirit and principles of this utility model patent shall be included within the protection scope of this utility model patent.

Claims

1. A melting device for engineering plastic production, characterized in that, It includes a base (1), on the upper surface of the base (1), a heating box (2) is fixedly installed. One side of the heating box (2) is connected to a feeding cylinder (3), one side of the feeding cylinder (3) is connected to a crushing box (4), at the top of one side of the crushing box (4), a driving box (5) is installed. At the top of the heating box (2), a fixing frame (6) is fixedly installed, on the fixing frame (6), a lifting mechanism (7) is installed. Inside the heating box (2), a stirring mechanism (8) is installed, at the bottom of one side of the heating box (2), a discharge pipe (9) is installed; The lifting mechanism (7) includes a driving motor one (701) fixedly installed on the fixing frame (6). The extending end of the driving motor one (701) is in transmission connection with a runner (702). On the runner (702), a metal rod (703) is installed, and on the metal rod (703), a connecting rod (704) is sleeved.

2. The melting device for engineering plastic production according to claim 1, characterized in that: The stirring mechanism (8) includes an installation box (801) hinged at the bottom end of the connecting rod (704). Inside the installation box (801), a driving motor two (802) is installed. The output end of the driving motor two (802) extends into the heating box (2) and is connected to a rotating shaft (803). On the rotating shaft (803), a stirring rod (804) is sleeved.

3. The melting device for engineering plastic production according to claim 1, wherein: At the top of the feeding cylinder (3), a driving motor three (301) is fixedly installed. The output end of the driving motor three (301) extends into the feeding cylinder (3) and a auger (302) is installed. Between the top of one side of the feeding cylinder (3) and the heating box (2), a feeding pipe (303) is connected. Between the bottom of the other side of the feeding cylinder (3) and the crushing box (4), a discharge port (304) is connected.

4. The melting device for engineering plastic production according to claim 1, characterized in that: On one side of the driving box (5), a driving motor four (501) is fixedly installed. The output end of the driving motor four (501) extends into the driving box (5) and a gear one (502) is installed. On the inner wall of the driving box (5), a crushing roller one (503) is rotatably connected. One end of the crushing roller one (503) extends into the driving box (5) and is in transmission connection with the gear one (502). On one side of the crushing roller one (503), there is a crushing roller two (505). One end of the crushing roller two (505) is in transmission connection with a gear two (504) meshing with the gear one (502).

5. The melting device for producing engineering plastics according to claim 1, characterized in that: On the inner wall of the heating box (2), an electric heating block (101) is fixedly installed.

6. The melting device for engineering plastic production according to claim 1, characterized in that: At the top of the crushing box (4), a feeding opening (401) is installed.

Images