CN203680769U - Improved extruder - Google Patents

Abstract

The utility model provides an improved extruder, which comprises a frame, on which a pre-extrusion cylinder, a main extrusion cylinder, a vacuum chamber, a cooling mechanism and a power device are arranged, and the pre-extrusion cylinder is arranged on the main extrusion cylinder Above, the output end of the pre-extrusion cylinder is connected to the input end of the main extrusion cylinder through a vacuum chamber, the cooling mechanism is set on the pre-extrusion cylinder, and the power device drives the pre-extrusion cylinder and the main extrusion cylinder to run. The output end of the pre-extrusion barrel is connected with the input end of the main extrusion barrel through a vacuum chamber, so that the material to be processed enters the main extrusion barrel for secondary processing after being pre-processed by the pre-extrusion barrel, so that the material does not need to be used The rest of the devices are pre-processed and can be extruded at one time. At the same time, the setting of the vacuum chamber can isolate the transfer of materials between the two extruding cylinders from the outside air, so that the materials are not polluted by the outside environment. A cooling mechanism is installed on the pre-extrusion barrel, which can keep the pre-extrusion barrel at a constant temperature and ensure the quality of the pretreated material.

Description

An Improved Extruder

technical field

The utility model relates to an improved extruder.

Background technique

With the development of the chemical industry, the output of catalysts is increasing year by year. In the past 10 years, the United States, Japan, Britain, Germany, France, the former Soviet Union, Austria, Switzerland, Italy and other countries have carried out continuous research and development on the equipment of vacuum agent extrusion molding process. To sum up, there are three main aspects in the development of domestic vacuum agent extrusion machine technology: large-scale, high-efficiency, and perfection.

At present, most of the extruders used in our country are horizontal fixed chamber extruders with relatively old structures. The extruder with rotary material chamber has the characteristics of vertical loading and horizontal extrusion. This is a new type of vacuum extruder designed by our company according to the requirements of relevant design institutes and user factories and referring to similar foreign products.

Vacuum extruder is a catalyst raw material after weighing, batching, mixing, filtering, pre-extrusion and other processes, the raw material paste mixed from the hot state is cooled, and then extruded according to the required specifications, sheared, cooled special equipment.

Utility model content

The problem to be solved by the utility model is to provide an improved extruder, which can complete vacuum extrusion molding at one time.

In order to solve the above technical problems, the utility model adopts the following technical scheme: an improved extruder, including a frame, and the frame is equipped with a pre-extrusion cylinder, a main extrusion cylinder, a vacuum chamber, a cooling mechanism and a power device, the pre-extrusion cylinder is arranged above the main extrusion cylinder, the output end of the pre-extrusion cylinder is connected with the input end of the main extrusion cylinder through a vacuum chamber, and the cooling mechanism is arranged at the pre-extrusion cylinder On the cylinder, the power device drives the pre-extrusion cylinder and the main extrusion cylinder to run.

As an improvement, the power device includes a main extrusion motor and a pre-extrusion motor, the main extrusion motor is arranged on one side of the main extrusion barrel and drives it to run, and the pre-extrusion motor is arranged on one side of the pre-extrusion barrel side and drive it to run.

As an improvement, a deformation port is detachably installed at the output end of the main extrusion barrel, and the cross section of the deformation port is consistent with the shape of the product to be processed and formed.

As an improvement, the output end of the main extruder is provided with a clamping groove, and one end of the deformation port is provided with a plurality of clamping strips matched with the clamping groove.

As an improvement, the pre-extrusion barrel is provided with a main screw and a side screw, the main screw and the side screw are arranged side by side in the pre-extrusion barrel, and the pre-extrusion motor is connected to the main screw and the side screw through a transmission member.

As an improvement, the transmission member is a gear set, the main screw is provided with a main gear, the side screw is provided with a side gear, and the pre-extrusion motor is provided with a transmission gear, and the transmission gear and the main The gear meshes, the drive gear meshes with the side gears.

As an improvement, the cooling mechanism includes a cooling system, a cooling pipe, a hydraulic pump and a coolant storage tank, the cooling pipe is connected to the hydraulic pump, the hydraulic pump is connected to the coolant storage tank, and the cooling system is electrically connected to the hydraulic pump connect.

As an improvement, the cooling system includes a temperature sensor and a control switch, the temperature sensor is arranged on the cylinder wall of the pre-extrusion cylinder, the temperature sensor is electrically connected to the control switch, and the control switch is electrically connected to the hydraulic pump. connect.

As an improvement, the cooling pipe is wound on the outer wall of the pre-extrusion barrel.

As an improvement, the cooling pipe is arranged inside the main screw and the side screw.

The beneficial effects of the utility model: the output end of the pre-extrusion cylinder is connected with the input end of the main extrusion cylinder through a vacuum chamber, so that the material to be processed enters the main extrusion cylinder for secondary processing after being pre-processed by the pre-extrusion cylinder. Processing, so that the material does not need to be pre-processed by other devices, and can be extruded at one time. At the same time, the setting of the vacuum chamber can isolate the transfer of materials between the two extruding cylinders from the outside air, so that the materials are not polluted by the outside environment.

A cooling mechanism is installed on the pre-extrusion barrel, which can keep the pre-extrusion barrel at a constant temperature and ensure the quality of the pretreated material.

These features and advantages of the present utility model will be disclosed in detail in the following specific embodiments and accompanying drawings.

Description of drawings

The specific embodiment of the utility model will be further described below in conjunction with accompanying drawing:

Fig. 1 is the front view of a kind of improved extruder of the utility model;

Fig. 2 is a top view of an improved extruder of the present invention.

Detailed ways

The utility model provides an improved extruder, comprising a frame, on which a pre-extrusion barrel, a main extrusion barrel, a vacuum chamber, a cooling mechanism and a power device are arranged, and the pre-extrusion barrel is arranged on Above the main extrusion cylinder, the output end of the pre-extrusion cylinder is connected to the input end of the main extrusion cylinder through a vacuum chamber, the cooling mechanism is arranged on the pre-extrusion cylinder, and the power device drives the pre-extrusion Out barrel and main extrusion barrel run. The output end of the pre-extrusion barrel is connected with the input end of the main extrusion barrel through a vacuum chamber, so that the material to be processed enters the main extrusion barrel for secondary processing after being pre-processed by the pre-extrusion barrel, so that the material does not need to be used The rest of the devices are pre-processed and can be extruded at one time. At the same time, the setting of the vacuum chamber can isolate the transfer of materials between the two extruding cylinders from the outside air, so that the materials are not polluted by the outside environment. A cooling mechanism is installed on the pre-extrusion barrel, which can keep the pre-extrusion barrel at a constant temperature and ensure the quality of the pretreated material.

The technical solutions of the embodiments of the present invention are explained and described below in conjunction with the accompanying drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, not all of them. Based on the examples in the implementation manners, other examples obtained by those skilled in the art without making creative efforts all belong to the protection scope of the present utility model.

Referring to Fig. 1 and shown in Fig. 2, a kind of improved extruder comprises frame 1, and described frame 1 is provided with pre-extrusion cylinder 2, main extrusion cylinder 3, vacuum chamber 5, cooling mechanism and power device, the pre-extrusion cylinder 2 is arranged above the main extrusion cylinder 3, the output end of the pre-extrusion cylinder 2 is connected with the input end of the main extrusion cylinder 3 through a vacuum chamber 5, and the cooling mechanism Set on the pre-extrusion cylinder 2, the power device drives the pre-extrusion cylinder 2 and the main extrusion cylinder 3 to run. Wherein, the vacuum chamber is driven by a vacuum pump 8 installed on the frame 1 to vacuumize.

In this embodiment, as an important component, the power device includes a main extrusion motor 9 and a pre-extrusion motor 7, the main extrusion motor 9 is arranged on one side of the main extrusion cylinder 3 and drives its operation, the The pre-extrusion motor 7 is arranged on one side of the pre-extrusion cylinder 2 and drives it to run.

In order to change the shape of the extruded material, a deformation port 6 is detachably installed at the output end of the main extrusion barrel 3, and the cross section of the deformation port 6 is consistent with the shape of the product to be processed. At the same time, a clamping slot is provided at the output end of the main extrusion barrel 3 , and a plurality of clamping strips matching the clamping slots are provided at one end of the deformation port 6 . Therefore, when the shape of the processed material needs to be changed, the clamping strip is disengaged from the clamping groove, and the deformation port 6 can be removed. At the same time, deformed ports 6 of different extrusion shapes can be performed.

At the same time, a main screw and a side screw are arranged in the pre-extrusion barrel 2, and the main screw and the side screw are arranged side by side in the pre-extrusion barrel 2, and the pre-extrusion motor 7 is connected to the main screw and the side screw through a transmission . The twin-screw structure is adopted, so that the material is fully stirred by the twin-screw during the processing process, and the effect is better.

Here, the transmission member is a gear set, the main screw is provided with a main gear, the side screw is provided with a side gear, and the pre-extrusion motor 7 is provided with a transmission gear, and the transmission gear is connected to the The main gear meshes and the transfer gear meshes with the side gears.

In order to increase the automation of this device, the pre-extrusion cylinder 2 can be automatically cooled. The cooling mechanism includes a cooling system, a cooling pipe, a hydraulic pump and a cooling liquid storage tank. The cooling pipe is connected with the hydraulic pump, and the hydraulic pump is connected with the cooling The liquid storage tank is connected, and the cooling system is electrically connected with the hydraulic pump. The cooling system draws the cooling liquid from the cooling liquid storage tank into the cooling pipe by controlling the hydraulic pump. The cooling pipe can be wound on the outer wall of the pre-extrusion barrel 2 or installed inside the main screw and side screw, so the cooling liquid in the cooling pipe Fully cool the pre-extrusion cylinder 2.

As a further improvement, the cooling system includes a temperature sensor and a control switch, the temperature sensor is arranged on the wall of the pre-extrusion cylinder 2, the temperature sensor is electrically connected to the control switch, and the control switch is connected to the hydraulic pressure Pump electrical connection. When the temperature sensor senses the temperature rise of the pre-extrusion cylinder 2, it sends an instruction to the control switch, which drives the operation of the hydraulic pump, so that the coolant in the coolant storage tank is transported into the cooling pipe, thereby controlling the pre-extrusion. Extrusion barrel 2 is cooled.

In addition to the above-mentioned preferred embodiment, the utility model also has other implementation modes, those skilled in the art can make various changes and deformations according to the utility model, as long as they do not depart from the spirit of the utility model, all should belong to the appended rights of the utility model The scope defined by the requirement.

Claims (10)

1. an improved extruder, it is characterized in that: comprise frame, described frame is provided with pre-extruded tube, main extruded tube, vacuum chamber, cooling body and power set, described pre-extruded tube is located at the top of main extruded tube, the output of described pre-extruded tube is connected with the input of described main extruded tube by vacuum chamber, described cooling body is located in pre-extruded tube, and described power set drive pre-extruded tube and the operation of main extruded tube.

2. the improved extruder of one according to claim 1, it is characterized in that: described power set comprise main extruder motor and pre-extruder motor, described main extruder motor is located at main extruded tube one side and is driven its operation, and described pre-extruder motor is located at pre-extruded tube one side and is driven its operation.

3. the improved extruder of one according to claim 1, is characterized in that: the output of described main extruded tube is detachably provided with distortion port, the cross section of described distortion port is consistent with the shape of product of required machine-shaping.

4. the improved extruder of one according to claim 3, is characterized in that: the output of described main extruded tube is provided with buckling groove, and described distortion port one end is provided with the clamping bar that some and described buckling groove matches.

5. the improved extruder of one according to claim 1, it is characterized in that: in described pre-extruded tube, be provided with driving screw and side screw rod, described driving screw and side screw rod are located in pre-extruded tube side by side, and described pre-extruder motor connects driving screw and side screw rod by driving member.

6. the improved extruder of one according to claim 5, it is characterized in that: described driving member is gear train, described driving screw is provided with master gear, described side screw rod is provided with side gear, described pre-extruder motor is provided with travelling gear, described travelling gear engages with described master gear, described travelling gear and side gear engagement.

7. the improved extruder of one according to claim 1, it is characterized in that: described cooling body comprises cooling system, cooling tube, hydraulic pump and cooling fluid holding vessel, described cooling tube is connected with hydraulic pump, described hydraulic pump is connected with cooling fluid holding vessel, and described cooling system is electrically connected with hydraulic pump.

8. the improved extruder of one according to claim 7, it is characterized in that: described cooling system envelope temperature sensor and gauge tap, described temperature sensor is located on the barrel of pre-extruded tube, described temperature sensor is electrically connected with gauge tap, and described gauge tap is electrically connected with described hydraulic pump.

9. the improved extruder of one according to claim 7, is characterized in that: described cooling tube is wound on pre-extruded tube outer wall.

10. the improved extruder of one according to claim 7, is characterized in that: described cooling tube is located at driving screw and side inside screw.

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