CN206287295U - A kind of material-receiving device for flat ceramic batch extruder - Google Patents

Abstract

The embodiment of the utility model discloses a material receiving device for a flat plate ceramic billet extruder, which includes a front material receiving mechanism, a transition mechanism, a rear transmission assembly, a speed sensor and an automatic control box. Near the outlet of the machine, it is used to carry the flat ceramic billet extruded from the extruder; the transition mechanism is set between the front feeding mechanism and the rear transmission assembly, so that the extruded flat ceramic billet is smoothly transmitted from the front feeding mechanism to the rear transmission assembly; the speed sensor is set directly below the front material receiving mechanism, and is used to measure the moving speed of the ceramic blank on the front material receiving mechanism, and transmit the test value to the automatic control box; the input terminal of the automatic control box uses data The line is connected to the speed sensor, and the output end is connected to the rear transmission assembly through the data line, and the transmission speed of the rear transmission assembly is adjusted to be equal to the measured value of the speed sensor. The utility model prevents the ceramic body from being stretched or bent during the extruding process, thereby improving the rate of finished products.

Description

A material receiving device for a flat-plate ceramic billet extruder

technical field

The utility model relates to the technical field of ceramic processing equipment, in particular to a material receiving device for a flat-plate ceramic billet extruder.

Background technique

Ceramic materials have the characteristics of wear resistance, corrosion resistance, high temperature resistance, high hardness and low density, and are increasingly widely used in the fields of lighting, optics, biological transplantation, electronics industry and mechanical engineering, aerospace and defense industries. The ceramic green body produced by cold isostatic pressing process is the most mature method at present, but the process operation is relatively complicated, the production cost is high, and the production efficiency is not high, while the extrusion molding process has the characteristics of low cost and continuous production. Extrusion molding technology is mainly used to produce ceramic products with a constant cross-section, and has become the most important molding and modification method for polymer processing, and is widely used in the ceramic industry. The main advantages of extrusion molding are: 1) continuous molding, large output and high productivity; 2) low mold cost, when changing product varieties, only need to replace the outlet part—machine mouth mold; 3) product quality is uniform and compact, and the product Dimensional accuracy is good and secondary machining is not required.

The widely used extruders can basically obtain the above advantages, but there are still many problems in the specific application and production process, for example, the plastic ceramic billet is prone to warping, twisting, uneven wall thickness and other deformations during the extrusion process Defects, the geometric shape required by the product cannot be achieved, resulting in the subsequent process of the production process cannot be carried out smoothly; the clay of the ceramic blank has a large plasticity, the green body is high in softness, and the green body is difficult to solve, and it is easy to cause waste.

Utility model content

The purpose of this utility model is to provide a material receiving device for a flat-plate ceramic billet extruder. According to the production characteristics of the billet, a synchronous belt receiving type is adopted to simultaneously accept the extruded billet according to the extrusion speed. The green body, so that the green body is not stretched or bent during extrusion, and the yield of finished products is improved.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a material receiving device for a flat ceramic billet extruder, including a front material receiving mechanism, a transition mechanism, a rear transmission assembly, a speed sensor and an automatic control box. The front material receiving mechanism is arranged near the discharge port of the extruder to carry the flat ceramic billet extruded from the extruder, and the transition mechanism is arranged between the front material receiving mechanism and the rear transmission assembly to smoothly connect the front connecting device. material mechanism and rear transmission assembly, so that the extruded flat ceramic blank is smoothly transferred from the front material receiving mechanism to the rear transmission assembly; box, the speed sensor is used to measure the moving speed of the ceramic billet on the front material receiving mechanism, and transmit the test value to the automatic control box, which is installed on the material receiving device car, and the input end is connected to the speed sensor with a data line, and the output The terminal is connected to the rear transmission assembly through a data line, and the transmission speed of the rear transmission assembly is adjusted to be equal to the measured value of the speed sensor.

Preferably, the front material receiving mechanism includes a front material receiving pulley, a front material receiving belt and a wheel bracket, the front material receiving pulley is fixed on the material receiving device car through the wheel bracket, the front material receiving pulley can rotate freely around the shaft, and the front connecting The feed belt is tight on the front feed pulley.

Preferably, there are two front splicing pulleys, and the distance between the two pulleys is not greater than 15cm.

Preferably, the transition mechanism includes a transition plate and a plate support, the two ends of the transition plate and the front material receiving mechanism are smoothly connected with the rear transmission assembly, and the ceramic blank can be smoothly transported from the front material receiving mechanism to the transition plate, and then transferred to the rear transmission On the assembly, the plate support is under the transition plate, which fixes the transition plate on the material receiving device cart.

Preferably, the upper surface of the transition plate in contact with the ceramic blank is smooth, with a roughness of ≤0.8 μm.

Preferably, the rear transmission assembly includes a rear transmission belt driving pulley, a rear transmission belt driven pulley, a rear transmission belt, and a variable speed motor. The variable speed motor is connected to the automatic control box through the data line, and the rotating shaft of the variable speed motor is connected to the rear transmission belt driving wheel to drive the rear transmission belt driving wheel to rotate, and the rear transmission belt driving wheel further drives the rear transmission belt driven wheel to rotate through the rear transmission belt. The driven pulley of the rear drive belt can rotate freely around the shaft, and the rear drive belt is tight on the drive pulley of the rear drive belt and the driven pulley of the rear drive belt. in the car.

Preferably, there is only one driving wheel of the rear transmission belt, and several driven wheels of the rear transmission belt are set according to the required transmission length. In order to avoid uneven transmission surface during transmission, the distance between the driven wheels of the rear transmission belt is not more than 15cm .

Preferably, both the front splicing belt and the rear transmission belt adopt a double-layer structure, the lower layer is made of common transmission belt PVC material, and the upper layer in contact with the ceramic blank is made of a relatively soft silicone material with high friction.

Preferably, wheels are installed under the car of the material receiving device to facilitate the movement of the material receiving device.

It can be seen from the above technical solutions that the utility model has the advantages of adopting a synchronous belt receiving method to simultaneously accept the extruded green body according to the extrusion speed, so that the green body is not stretched or stretched during the extrusion process. Inflection improves the qualified rate of finished products.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained according to these drawings on the premise of not paying creative labor.

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the front receiving belt or the rear transmission belt.

detailed description

Specific embodiments of the present utility model are described in detail below in conjunction with accompanying drawings.

As shown in FIG. 1 , a material receiving device for a flat ceramic billet extruder includes a front material receiving mechanism, a transition mechanism, a rear transmission assembly, a speed sensor 10 and an automatic control box 7 . The front receiving mechanism comprises a front receiving pulley 14, a front receiving belt 15 and a wheel support 13, and the front receiving pulley 14 is fixed on the receiving device car 16 by the wheel support 13, and the front receiving pulley 14 has two, two wheels The distance between them is 10cm, and all can rotate freely around the shaft, and the front material receiving belt 15 is tightened on the front material receiving pulley 14. The rear transmission assembly includes a rear transmission belt driving pulley 8, a rear transmission belt driven pulley 9, a rear transmission belt 12, and a variable speed motor 6. The variable speed motor 6 is connected to the automatic control box 7 through the data line, and the 6 rotating shafts of the variable speed motor are connected to the rear transmission belt driving wheel 8, which drives the rear transmission belt driving wheel 8 to rotate, and the rear transmission belt driving wheel 8 further drives the rear transmission belt through the rear transmission belt 12. The driving wheel 9 rotates, and the rear transmission belt driven pulley 9 can rotate freely around the shaft. The rear transmission belt 12 is tightly stretched on the rear transmission belt driving pulley 8 and the rear transmission belt driven pulley 9. There is only one rear transmission belt driving pulley 8, and the rear transmission belt The driven pulley 9 is provided with several according to the required transmission length. In order to avoid the unevenness of the transmission surface in the transmission process, the distance between the rear transmission belt driven pulleys 9 is 10 cm, and the rear transmission belt driving pulley 8 and the rear transmission belt driven pulley 9 are equal to each other. Be fixed on the material receiving device car by wheel bracket 13. The transition mechanism includes a transition plate 4 and a plate support 5. The two ends of the transition plate 4 and the front feeding belt 15 are smoothly connected with the rear transmission belt 12. The upper surface of the transition plate 4 and the ceramic blank 3 is smooth and has a roughness of 0.6 μm. The ceramic blank 3 can be transported to the transition plate 4 from the front material receiving belt 15 smoothly, and then transmitted to the rear transmission belt 12. The plate pillar 5 is below the transition plate 4, and the transition plate is fixed on the material receiving device car 16. The speed sensor 10 is arranged directly below the front material receiving mechanism, and is connected to the automatic control box 7 by a data line. The variable speed motor 6 of the rear transmission assembly is connected by a line. Wheel 11 is installed under material receiving device car 16.

As shown in Figure 2, both the front feeding belt 15 and the rear transmission belt 12 adopt a double-layer structure, the lower layer 17 is made of common conveyor belt PVC material, and the layer in contact with the upper layer 18 and the ceramic blank 3 adopts high friction and softer silica gel material.

During operation, the flat ceramic blank 3 is slowly extruded from the extrusion port 2 of the extruder 1. During the extrusion process, the head end of the flat ceramic blank 3 is placed on the front feeding belt 15 smoothly, and the belt is driven 15 drive forward. During the transmission process, the speed sensor 10 arranged below measures the moving speed of the ceramic blank, and transmits the test value to the automatic control box 7. The automatic control box 7 outputs instructions to the variable speed motor 6 according to the measured value, and adjusts the speed of the variable speed motor 6. The speed sensor 10 measures the same value. Due to the extrusion force of the extruder 1, the flat ceramic blank 3 continues to pass through the transition plate 4. When the flat ceramic blank 3 contacts the rear transmission belt 12, the transmission speed of the transmission belt 12 and the extrusion of the flat ceramic blank 3 The speeds have been equal, and the plate ceramic blank 3 is forwarded to the next process under the action of the transmission belt 12, which will not cause stretching and inflection of the green body.

Claims (9)

1. A material receiving device for a flat ceramic billet extruder, characterized in that it comprises a front material receiving mechanism, a transition mechanism, a rear transmission assembly, a speed sensor and an automatic control box, and the front material receiving mechanism is arranged on Near the discharge port of the extruder, it is used to carry the flat ceramic billet extruded from the extruder; the transition mechanism is arranged between the front material receiving mechanism and the rear transmission assembly, and smoothly connects the front material receiving mechanism and the rear transmission assembly, so that The extruded flat ceramic billet is smoothly transferred from the front feeding mechanism to the rear transmission assembly; the speed sensor is set directly below the front feeding mechanism and is connected to the automatic control box through a data line. The speed sensor is used to measure ceramic The speed of the billet moving on the front feeding mechanism, and the test value is transmitted to the automatic control box; the automatic control box is installed on the feeding device car, the input end is connected to the speed sensor with a data line, and the output end is connected to the rear transmission component through a data line , the transmission speed of the transmission assembly after adjustment is equal to the measured value of the speed sensor. 2. A material receiving device for a flat-plate ceramic billet extruder according to claim 1, wherein the front material receiving mechanism includes a front material receiving pulley, a front material receiving belt and a wheel bracket, and the front material receiving mechanism The material receiving belt pulley is fixed on the material receiving device car through the wheel bracket, and the front material receiving belt pulley can rotate freely around the shaft, and the front material receiving belt is tightly stretched on the front material receiving belt pulley. 3. A material receiving device for a flat-plate ceramic billet extruder according to claim 2, wherein there are two front material receiving pulleys, and the distance between the two pulleys is not greater than 15cm. 4. A material receiving device for a flat ceramic billet extruder according to claim 1, wherein the transition mechanism includes a transition plate and a plate pillar, and the two ends of the transition plate and the front material receiving mechanism Smoothly connected with the rear transmission assembly, the ceramic blank can be smoothly transported from the front material receiving mechanism to the transition plate, and then transferred to the rear transmission assembly. The plate support is under the transition plate, and the transition plate is fixed on the material receiving device car. 5. A material receiving device for a flat-plate ceramic billet extruder according to claim 4, characterized in that the upper surface of the transition plate in contact with the ceramic billet is smooth and has a roughness of ≤0.8 μm. 6. A material receiving device for a flat ceramic billet extruder according to claim 2 or 3, wherein the rear transmission assembly includes a rear transmission belt driving pulley, a rear transmission belt driven pulley, a rear transmission belt Transmission belt and variable speed motor, the variable speed motor is connected to the automatic control box through the data line, the rotating shaft of the variable speed motor is connected to the rear transmission belt driving wheel to drive the rear transmission belt driving wheel to rotate, and the rear transmission belt driving wheel is further driven by the rear transmission belt The driven pulley of the drive belt rotates, and the driven pulley of the rear drive belt can rotate freely around the shaft. The bracket is fixed on the receiving device car. 7. A material receiving device for a flat ceramic billet extruder according to claim 6, wherein there is only one driving pulley of the rear transmission belt, and the driven pulley of the rear transmission belt is set according to the required transmission length Several, in order to avoid the unevenness of the transmission surface during the transmission process, the distance between the driven wheels of the rear transmission belt shall not be greater than 15cm. 8. A material receiving device for a flat ceramic billet extruder according to claim 7, wherein the front material receiving belt and the rear transmission belt both adopt a double-layer structure, and the lower layer is a common conveyor belt PVC Material, the layer where the upper layer is in contact with the ceramic blank is made of a high-friction and relatively soft silicone material. 9. According to any one of claims 1 to 5, 7 and 8, a material receiving device for a flat-plate ceramic billet extruder is characterized in that wheels are installed under the vehicle of the material receiving device, which is convenient for moving and receiving. feeding device.