CN216506680U

CN216506680U - Extrusion head protection device of plastic extruder

Info

Publication number: CN216506680U
Application number: CN202123411298.XU
Authority: CN
Inventors: 张元永
Original assignee: Shandong Yuanxin Lufeng Plastic Packaging Co ltd
Current assignee: Shandong Yuanxin Lufeng Plastic Packaging Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a protection device for an extrusion head of a plastic extruder, which comprises an extruder body, and further comprises a stabilizing assembly and a wall scraping assembly, wherein the stabilizing assembly comprises a fixed plate, a lower seat, a gasket A, a gasket B, a compression spring, a compression rod and a limiting block, the right side of the extruder body is fixedly connected with a connecting plate, the right side of the connecting plate is rotatably connected with a bearing plate, the upper end of the bearing plate is provided with the wall scraping assembly, the wall scraping assembly comprises a pushing cylinder, a telescopic rod, a mounting plate, a driving motor, a transmission rod and a U-shaped scraper, the right side of the bearing plate is provided with the pushing cylinder, and the left side of the pushing cylinder is provided with the telescopic rod. This first protection device is extruded to plastics extruder pushes away the telescopic link and stretches forward through pressing push cylinder and driving motor switch, push cylinder work, and inside transfer line and the U-shaped scraper blade inserted the extrusion head, driving motor work drove the transfer line and the rotation of U-shaped scraper blade, and the U-shaped scraper blade is scraped the clearance to extruding first inner wall defective material.

Description

Extrusion head protection device of plastic extruder

Technical Field

The utility model relates to the technical field of plastic extruders, in particular to a protection device for an extrusion head of a plastic extruder.

Background

In the plastic extrusion molding equipment, the plastic extruder is generally called a main machine, and the subsequent equipment matched with the plastic extruder is called an auxiliary machine. After the development of the plastic extruder for more than 100 years, multiple types of machines such as double screws, multiple screws and even no screws are derived from the original single screw. The plastic extruder can be matched with various plastic forming auxiliary machines such as pipes, films, rods, monofilaments, flat wires, packing belts, extruding nets, plates, special-shaped materials, pelleting, cable coating and the like to form various plastic extrusion forming production lines and produce various plastic products. Therefore, the plastic extrusion molding machine is one of the machines widely used in the plastic processing industry at present or in the future.

Patent number CN201610649346.3 discloses a fluoroplastics extruder head, including locomotive body, machine footpath, shunt, mold core and die sleeve, just be equipped with detachable evacuation pipe or shunt dismantlement part to shunt department on the locomotive body, the die sleeve passes through the die sleeve seat to be installed on the locomotive body, the aircraft nose is external to be equipped with the aircraft nose heater, the die sleeve seat is equipped with detachable mould heater or mould dismantlement part outward, the shunt is the toper structure, the installation cooperation of mold core and shunt is taper fit. The fluoroplastic extruder head provided by the utility model has the advantages of high heating power, good thermal stability, capability of ensuring the product quality, simplicity and convenience in operation, time saving, production efficiency improvement, strong adaptability and long service life.

At present, the extrusion heads used in plastic extruders have the following drawbacks: 1. the traditional extrusion head has insufficient installation strength and is easy to loosen and damage in the long-term operation process; 2. in the past, the inner wall of the extrusion head is easy to adhere to residual materials, and manual work is inconvenient to clean. To this end, we propose a protection device for the extrusion head of a plastic extruder.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a protection device for an extrusion head of a plastic extruder, which can effectively solve the problems in the background technology by pressing a pushing cylinder and a driving motor switch, enabling the pushing cylinder to work to push a telescopic rod to extend forwards, enabling a transmission rod and a U-shaped scraper to be inserted into the extrusion head, enabling the driving motor to work to drive the transmission rod and the U-shaped scraper to rotate, and enabling the U-shaped scraper to scrape and clean residual materials on the inner wall of the extrusion head.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a protection device for an extrusion head of a plastic extruder comprises an extruder body, a stabilizing component and a wall scraping component, the stabilizing component comprises a fixed plate, a lower seat, a gasket A, a gasket B, a compression spring, a pressure lever and a limiting block, the right side of the extruder body is fixedly connected with a connecting plate, the right side of the connecting plate is rotatably connected with a bearing plate, the upper end of the bearing plate is provided with a wall scraping assembly, the wall scraping assembly comprises a pushing cylinder, a telescopic rod, a mounting plate, a driving motor, a transmission rod and a U-shaped scraper, a pushing cylinder is arranged on the right side of the bearing plate, a telescopic rod is arranged on the left side of the pushing cylinder, a mounting plate is detachably connected on the left side of the telescopic rod, the mounting plate is characterized in that a driving motor is mounted on the left side wall of the mounting plate, the power output end of the driving motor is connected with the power input end of the transmission rod, and the left side of the transmission rod is detachably connected with a U-shaped scraper.

Furthermore, a lower seat is fixedly connected to the inner side wall of the fixed plate, a gasket A is fixedly connected to the inner part of the lower seat, a compression spring is fixedly connected to the right side of the gasket A, and a gasket B is fixedly connected to the right side of the compression spring; the gasket A, the compression spring and the gasket B jointly form an elastic buffer mechanism, the elastic buffer mechanism is reset through compression spring extrusion, and the gasket A and the gasket B are matched to stabilize the spring.

Furthermore, a pressure rod is fixedly connected to the right side of the gasket B, the pressure rod is inserted into the lower seat, and the outer side wall of the pressure rod is fixedly connected with a limiting block; the limiting block limits the compression bar to slide along the inner part of the lower seat in a telescopic way.

Furthermore, the tail end of the pressure rod is fixedly connected with a clamping plate; the stabilizing assembly is provided with two symmetrical clamping plates which are distributed at two ends of the extrusion head and clamp the outer wall of the extrusion head through the clamping plates at two sides.

Further, an extrusion head is arranged on the right side of the upper end of the extruder body; the plastic molding is formed from the extrusion head.

Compared with the prior art, the extrusion head has the following beneficial effects that 1, the stabilizing assembly is additionally arranged and comprises a fixed plate, a lower seat, a gasket A, a gasket B, a compression spring, a pressure rod and a limiting block, wherein the gasket A, the compression spring and the gasket B jointly form an elastic buffer mechanism, the elastic buffer mechanism is extruded and reset through the compression spring, the gasket A and the gasket B are matched with the stabilizing spring, the limiting block limits the pressure rod to slide telescopically along the inner part of the lower seat, the two stabilizing assemblies are symmetrically distributed at two ends of the extrusion head, the outer wall of the extrusion head is clamped through clamping plates at two sides, and the stabilizing assembly plays a role in stabilizing and protecting the extrusion head; 2. have through increasing and scrape the wall subassembly, scrape the wall subassembly including push cylinder, the telescopic link, the mounting panel, driving motor, transfer line and U-shaped scraper blade, after adjusting the working position with the loading board, press push cylinder and driving motor switch, push cylinder work promotes the telescopic link and stretches forward, inside transfer line and the U-shaped scraper blade inserted the extrusion head, driving motor work drives transfer line and U-shaped scraper blade rotation, the clearance is scraped to the first inner wall defective material of extrusion to the U-shaped scraper blade.

Drawings

Fig. 1 is a schematic overall structure diagram of an extrusion head protection device of a plastic extruder.

FIG. 2 is a schematic structural diagram of a wall scraping assembly of an extrusion head protection device of a plastic extruder.

FIG. 3 is a schematic view of a securing assembly of the protection device for an extrusion head of a plastic extruder according to the present invention.

In the figure: 1. an extruder body; 2. a stabilizing assembly; 201. a fixing plate; 202. a lower seat; 203. a gasket A; 204. a gasket B; 205. a compression spring; 206. a pressure lever; 207. a limiting block; 208. a splint; 3. an extrusion head; 4. a connecting plate; 5. a carrier plate; 6. a wall scraping assembly; 601. a push cylinder; 602. a telescopic rod; 603. mounting a plate; 604. a drive motor; 605. a transmission rod; 606. a U-shaped scraper.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a protection device for an extrusion head of a plastic extruder comprises an extruder body 1, and further comprises a stabilizing assembly 2 and a wall scraping assembly 6, wherein the stabilizing assembly 2 comprises a fixing plate 201, a lower seat 202, a gasket a203, a gasket B204, a compression spring 205, a pressure rod 206 and a limiting block 207, the right side of the extruder body 1 is fixedly connected with a connecting plate 4, the right side of the connecting plate 4 is rotatably connected with a bearing plate 5, the upper end of the bearing plate 5 is provided with the wall scraping assembly 6, the wall scraping assembly 6 comprises a pushing cylinder 601, a telescopic rod 602, a mounting plate 603, a driving motor 604, a transmission rod 605 and a U-shaped scraper 606, the right side of the bearing plate 5 is provided with the pushing cylinder 601, the left side of the pushing cylinder 601 is provided with the telescopic rod 602, the left side of the telescopic rod 602 is detachably connected with the mounting plate 603, and the left side wall of the mounting plate 603 is provided with the driving motor 604, the power output end of the driving motor 604 is connected with the power input end of the transmission rod 605, and the left side of the transmission rod 605 is detachably connected with a U-shaped scraper 606.

A lower seat 202 is fixedly connected to the inner side wall of the fixing plate 201, a gasket a203 is fixedly connected to the inside of the lower seat 202, a compression spring 205 is fixedly connected to the right side of the gasket a203, and a gasket B204 is fixedly connected to the right side of the compression spring 205; the gasket A203, the compression spring 205 and the gasket B204 jointly form an elastic buffer mechanism, the elastic buffer mechanism is reset through extrusion of the compression spring 205, and the gasket A203 and the gasket B204 are matched to stabilize a spring.

The right side of the gasket B204 is fixedly connected with a pressure lever 206, the pressure lever 206 is inserted into the lower seat 202, and the outer side wall of the pressure lever 206 is fixedly connected with a limiting block 207; the limiting block 207 limits the compression rod 206 to slide telescopically along the inside of the lower seat 202.

Wherein, the tail end of the pressure lever 206 is fixedly connected with a clamping plate 208; the stabilizing assembly 2 has two symmetrically distributed ends of the extrusion head 3, and the outer wall of the extrusion head 3 is clamped by the clamping plates 208 at the two sides.

Wherein, the right side of the upper end of the extruder body 1 is provided with an extrusion head 3; the base plastic molding is extruded from the extrusion head 3.

The utility model is needed to be explained, the utility model is a plastic extruder extrusion head protection device, when in work, the stabilizing component 2 is added, the stabilizing component 2 comprises a fixing plate 201, a lower seat 202, a gasket A203, a gasket B204, a compression spring 205, a compression rod 206 and a limiting block 207, wherein the gasket A203, the compression spring 205 and the gasket B204 jointly form an elastic buffer mechanism, the elastic buffer mechanism is extruded and reset through the compression spring 205, the gasket A203 and the gasket B204 are matched with the stabilizing spring, the limiting block 207 limits the compression rod 206 to slide telescopically along the inner part of the lower seat 202, two stabilizing components 2 are symmetrically distributed at two ends of the extrusion head 3, the outer wall of the extrusion head 3 is clamped through clamping plates 208 at two sides, and the extrusion head 3 is stably protected; through increasing the wall scraping component 6, the wall scraping component 6 comprises a pushing cylinder 601, an expansion link 602, a mounting plate 603, a driving motor 604, a transmission rod 605 and a U-shaped scraper 606, after the working position of the bearing plate 5 is adjusted, the pushing cylinder 601 and a switch of the driving motor 604 are pressed, the pushing cylinder 601 works to push the expansion link 602 to extend forwards, the transmission rod 605 and the U-shaped scraper 606 are inserted into the extrusion head 3, the driving motor 604 works to drive the transmission rod 605 and the U-shaped scraper 606 to rotate, and the U-shaped scraper 606 scrapes and cleans residual materials on the inner wall of the extrusion head 3.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a first protection device is extruded to plastics extruder, includes extruder organism (1), its characterized in that: the wall scraping mechanism is characterized by further comprising a stabilizing assembly (2) and a wall scraping assembly (6), wherein the stabilizing assembly (2) comprises a fixing plate (201), a lower seat (202), a gasket A (203), a gasket B (204), a compression spring (205), a compression rod (206) and a limiting block (207), a connecting plate (4) is fixedly connected to the right side of the extruder body (1), a bearing plate (5) is rotatably connected to the right side of the connecting plate (4), the wall scraping assembly (6) is installed at the upper end of the bearing plate (5), the wall scraping assembly (6) comprises a pushing cylinder (601), a telescopic rod (602), a mounting plate (603), a driving motor (604), a transmission rod (605) and a U-shaped scraper (606), the pushing cylinder (601) is installed on the right side of the bearing plate (5), the telescopic rod (602) is installed on the left side of the pushing cylinder (601), and the mounting plate (603) is detachably connected to the left side of the telescopic rod (602), the mounting plate (603) left side wall is installed driving motor (604), the power take off end of driving motor (604) is connected with the power input end of transfer line (605), the U-shaped scraper blade (606) of being connected with can dismantling in transfer line (605) left side.

2. The protection device for the extrusion head of the plastic extruder according to claim 1, wherein: the utility model discloses a fixed plate (201) inside wall fixedly connected with is down seat (202), the inside fixedly connected with gasket A (203) of lower seat (202), gasket A (203) right side fixedly connected with compression spring (205), compression spring (205) right side fixedly connected with gasket B (204).

3. The protection device for the extrusion head of the plastic extruder according to claim 1, wherein: the right side of the gasket B (204) is fixedly connected with a pressure lever (206), the pressure lever (206) is inserted into the lower seat (202), and the outer side wall of the pressure lever (206) is fixedly connected with a limiting block (207).

4. The protection device for the extrusion head of the plastic extruder according to claim 1, wherein: the tail end of the pressure lever (206) is fixedly connected with a clamping plate (208).

5. The protection device for the extrusion head of the plastic extruder according to claim 1, wherein: an extrusion head (3) is arranged on the right side of the upper end of the extruder body (1).