Extruder screw mixing device

Abstract

The utility model provides a screw mixing device of an extruder. The extruder screw mixing device comprises a mixing barrel, screw propelling equipment, a feeding hopper, a mounting block, a mounting plate, a fixing block and a stirring mechanism, the screw propelling equipment is arranged on the mixing barrel, the feeding hopper is fixedly mounted on the mixing barrel and communicated with the mixing barrel, the mounting block is fixedly mounted on the feeding hopper, and the fixing block is fixedly mounted on the mounting plate. The mounting plate is fixedly mounted on the mounting block, the fixing block is arranged on the top of the mounting plate, and the stirring mechanism is arranged on the fixing block; the stirring mechanism comprises an air cylinder, a stirring rod, a servo motor, a plurality of stirring blades and a screw rod. The extruder screw mixing device provided by the utility model has the advantages that the operation is simple, and the problems that the time is wasted and the work progress is delayed as the height can be adjusted by manual operation every time when the height needs to be adjusted can be solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of extruder devices, in particular to an extruder screw mixing device. Background Art

[0002] The mixing device can improve the mixing and plasticizing effect of plastics in the extruder; it is composed of a screw, a barrel, a die, a pusher and a transmission device, but the existing mixing device still needs to be further improved in terms of ease of use.

[0003] After searching, in the related technology, the patent document with the authorization publication number CN213564250U discloses an extruder screw mixing device, which specifically relates to the field of extruder devices, including a horizontally placed mixing barrel, a first feed barrel and a second feed barrel are provided on the mixing barrel, the lower ends of the first feed barrel and the second feed barrel are connected with the mixing barrel, and a screw propulsion device is provided in the mixing barrel, and a first stirring device and a second stirring device are provided in the first feed barrel and the second feed barrel respectively, the first stirring device and the second stirring device have the same structure, and the first stirring device includes a rotating shaft, and a stirring blade is provided on the rotating shaft, and the stirring blade can reciprocate along the vertical direction on the rotating shaft. The utility model can improve the convenience of using the device and the scope of application.

[0004] Regarding the above-mentioned related technologies, the utility model applicant believes that there are the following defects:

[0005] 1. Although the above device can improve the convenience and application scope of the device, the operation is relatively cumbersome. When the height needs to be adjusted, manual operation is required every time to adjust the height, which wastes time and easily delays work progress.

[0006] Therefore, it is necessary to provide a new extruder screw mixing device to solve the above-mentioned technical problems. Utility Model Content

[0007] The technical problem solved by the utility model is to provide an extruder screw mixing device which is easy to operate and can solve the problem that when the height needs to be adjusted, manual operation is required every time to adjust the height, which leads to a waste of time and delays in work progress.

[0008] In order to solve the above technical problems, the extruder screw mixing device provided by the utility model comprises: a mixing barrel, a screw pushing device, a feed hopper, a mounting block, a mounting plate, a fixed block and a stirring mechanism, wherein the screw pushing device is arranged on the mixing barrel, the feed hopper is fixedly mounted on the mixing barrel, the feed hopper is communicated with the mixing barrel, the mounting block is fixedly mounted on the feed hopper, the mounting plate is fixedly mounted on the mounting block, the fixed block is arranged on the top of the mounting plate, and the stirring mechanism is arranged on the fixed block;

[0009] The stirring mechanism includes a cylinder, a stirring rod, a servo motor, a plurality of stirring blades and a spiral rod. The cylinder is fixedly mounted on the top of a fixed block, a connecting plate is fixedly mounted on the output shaft of the cylinder, the stirring rod is arranged in a feed hopper, the top end of the stirring rod extends to the top of the feed hopper and is rotatably connected to the connecting plate, the servo motor is fixedly mounted on the top of the cylinder, the top end of the stirring rod is fixedly connected to the output shaft of the servo motor, a plurality of stirring blades are arranged in the feed hopper and fixedly connected to the outer wall of the stirring rod, the spiral rod is fixedly mounted on the bottom end of the stirring rod, and the spiral rod and the plurality of stirring blades are adapted to the feed hopper.

[0010] As a further solution of the utility model, the mounting plate and the fixed block are connected by a disassembly and assembly mechanism, and the disassembly and assembly mechanism includes a fixed plug block, which is fixedly installed on the bottom of the fixed block. A fixed socket is opened on the mounting plate, and the fixed plug block passes through the fixed socket and is slidably connected to the fixed socket.

[0011] As a further solution of the utility model, a limiting slot is provided on an inner wall of one side of the fixed socket, a through hole is provided on an outer wall of one side of the mounting plate, the through hole is communicated with the fixed socket, a sliding hole is provided on the fixed plug block, and mounting grooves are provided on the inner walls on both sides of the through hole. The disassembly and assembly mechanism also includes a limiting plug block, which is slidably installed on the through hole, one side of the limiting plug block passes through the sliding hole and extends into the limiting slot, and the limiting plug block is adapted to the sliding hole and the limiting slot.

[0012] As a further solution of the utility model, two limiting slide grooves are provided on the top and bottom of the limiting plug block, and two groups of balls are provided on the inner walls on both sides of the sliding hole, and the two groups of balls are adapted to the two limiting slide grooves.

[0013] As a further solution of the utility model, the disassembly and assembly mechanism also includes two round rods, two moving blocks and two telescopic springs. The two round rods are fixedly installed in two installation grooves respectively, and the two moving blocks are slidably installed on the two round rods respectively. The outer walls of the two moving blocks on one side close to each other are fixedly connected to the limit plug.

[0014] As a further solution of the utility model, two telescopic springs are respectively slidably mounted on two round rods, one end of the telescopic spring is fixedly connected to the moving block, the other end of the telescopic spring is fixedly connected to an inner wall of one side of the installation groove, and a handle is fixedly installed on the side of the limit block away from the limit slot.

[0015] Compared with the related art, the extruder screw mixing device provided by the utility model has the following beneficial effects:

[0016] 1. The utility model is simple to operate by setting a stirring mechanism, which can solve the problem that when the height needs to be adjusted, manual operation is required every time to adjust the height, which wastes time and delays work progress;

[0017] 2. The utility model is provided with a disassembly and assembly mechanism, which makes the operation simple, and the stirring mechanism can be disassembled, assembled and fixed, so that the disassembly and assembly mechanism can be conveniently maintained. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A;

[0021] Figure 3 It is a schematic diagram of the limit plug block in the utility model.

[0022] In the figure: 1. mixing barrel; 2. screw propulsion device; 3. feed hopper; 4. mounting block; 5. mounting plate; 6. fixed block; 7. cylinder; 8. stirring rod; 9. servo motor; 10. stirring blade; 11. screw rod; 12. fixed plug block; 13. limit plug block; 14. round rod; 15. moving block; 16. telescopic spring. DETAILED DESCRIPTION

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 It is a structural schematic diagram of the utility model; Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A; Figure 3 The schematic diagram of the limit plug in the utility model. The extruder screw mixing device comprises: a mixing barrel 1, a screw propulsion device 2, a feed hopper 3, a mounting block 4, a mounting plate 5, a fixed block 6 and a stirring mechanism, wherein the screw propulsion device 2 is arranged on the mixing barrel 1, the feed hopper 3 is fixedly mounted on the mixing barrel 1, the feed hopper 3 is communicated with the mixing barrel 1, the mounting block 4 is fixedly mounted on the feed hopper 3, the mounting plate 5 is fixedly mounted on the mounting block 4, the fixed block 6 is arranged on the top of the mounting plate 5, and the stirring mechanism is arranged on the fixed block 6;

[0024] The stirring mechanism includes a cylinder 7, a stirring rod 8, a servo motor 9, a plurality of stirring blades 10 and a screw rod 11. The cylinder 7 is fixedly mounted on the top of the fixed block 6. A connecting plate is fixedly mounted on the output shaft of the cylinder 7. The stirring rod 8 is arranged in the feed hopper 3. The top end of the stirring rod 8 extends to the top of the feed hopper 3 and is rotatably connected to the connecting plate. The servo motor 9 is fixedly mounted on the top of the cylinder 7. The top end of the stirring rod 8 is fixedly connected to the output shaft of the servo motor 9. The plurality of stirring blades 10 are all arranged in the feed hopper 3 and fixedly connected to the outer wall of the stirring rod 8. The screw rod 11 is fixedly mounted on the bottom end of the stirring rod 8. The screw rod 11 and the plurality of stirring blades 10 are all compatible with the feed hopper 3.

[0025] The mounting plate 5 and the fixed block 6 are connected via a disassembly and assembly mechanism, which includes a fixed plug-in block 12, which is fixedly mounted on the bottom of the fixed block 6. A fixed socket is provided on the mounting plate 5, and the fixed plug-in block 12 passes through the fixed socket and is slidably connected to the fixed socket.

[0026] A limiting slot is provided on one inner wall of the fixed socket, a through hole is provided on one outer wall of the mounting plate 5, the through hole is communicated with the fixed socket, a sliding hole is provided on the fixed plug block 12, and mounting grooves are provided on both inner walls of the through hole. The disassembly and assembly mechanism also includes a limiting plug block 13, the limiting plug block 13 is slidably installed on the through hole, one side of the limiting plug block 13 passes through the sliding hole and extends into the limiting slot, and the limiting plug block 13 is adapted to the sliding hole and the limiting slot.

[0027] The top and bottom of the limiting plug block 13 are both provided with two limiting sliding grooves, and the inner walls on both sides of the sliding hole are both provided with two groups of balls, and the two groups of balls are adapted to the two limiting sliding grooves.

[0028] The disassembly and assembly mechanism also includes two round rods 14, two moving blocks 15 and two telescopic springs 16. The two round rods 14 are fixedly installed in two installation grooves respectively, and the two moving blocks 15 are slidably installed on the two round rods 14 respectively. The outer walls of the two moving blocks 15 on one side close to each other are fixedly connected to the limiting plug block 13.

[0029] Two telescopic springs 16 are respectively slidably mounted on the two round rods 14, one end of the telescopic spring 16 is fixedly connected to the moving block 15, and the other end of the telescopic spring 16 is fixedly connected to an inner wall of one side of the installation slot. A handle is fixedly mounted on the side of the limit block 13 away from the limit slot.

[0030] The working principle of the extruder screw mixing device provided by the utility model is as follows:

[0031] The first step: when in use, start the servo motor 9 and the cylinder 7, and the servo motor 9 drives the stirring rod 8, the plurality of stirring blades 10 and the screw rod 11 to rotate, and the cylinder 7 can drive the connecting plate, the servo motor 9, the stirring rod 8, the plurality of stirring blades 10 and the screw rod 11 to move up and down in the feed hopper 3 through the extension and contraction of the cylinder 7. Therefore, under the cooperation of the servo motor 9 and the cylinder 7, up and down reciprocating motion can be achieved while stirring, making the operation simple, and solving the problem that when the height needs to be adjusted, manual operation is required every time to adjust the height, which leads to a waste of time and delays in work progress;

[0032] The second step: pull the limit plug 13 by the handle to move. When moving, the limit plug 13 drives the moving block 15 to move on the round rod 14 and compresses the telescopic spring 16, so that the limit plug 13 enters the through hole. After that, the stirring mechanism can be disassembled and maintained. Similarly, the fixed plug 12 is inserted into the fixed plug hole, and the limit plug 13 is released. Under the action of the telescopic spring 16, the limit plug 13 can pass through the slide hole and enter the limit slot to limit the fixed plug 12. At the same time, with the cooperation of the limit slide groove and the ball, the stability of movement can be achieved.

[0033] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0034] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0035] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. An extruder screw mixing device, characterized in that, include: A mixing barrel, a screw propulsion device, a feed hopper, a mounting block, a mounting plate, a fixed block and a stirring mechanism, wherein the screw propulsion device is arranged on the mixing barrel, the feed hopper is fixedly mounted on the mixing barrel, the feed hopper is communicated with the mixing barrel, the mounting block is fixedly mounted on the feed hopper, the mounting plate is fixedly mounted on the mounting block, the fixed block is arranged on the top of the mounting plate, and the stirring mechanism is arranged on the fixed block; The stirring mechanism includes a cylinder, a stirring rod, a servo motor, a plurality of stirring blades and a spiral rod. The cylinder is fixedly mounted on the top of a fixed block, a connecting plate is fixedly mounted on the output shaft of the cylinder, the stirring rod is arranged in a feed hopper, the top end of the stirring rod extends to the top of the feed hopper and is rotatably connected to the connecting plate, the servo motor is fixedly mounted on the top of the cylinder, the top end of the stirring rod is fixedly connected to the output shaft of the servo motor, a plurality of stirring blades are arranged in the feed hopper and fixedly connected to the outer wall of the stirring rod, the spiral rod is fixedly mounted on the bottom end of the stirring rod, and the spiral rod and the plurality of stirring blades are adapted to the feed hopper.

2. The extruder screw mixing device according to claim 1, characterized in that: The mounting plate and the fixed block are connected via a disassembly and assembly mechanism, which includes a fixed plug block fixedly mounted on the bottom of the fixed block, a fixed socket is provided on the mounting plate, and the fixed plug block penetrates the fixed socket and is slidably connected to the fixed socket.

3. The extruder screw mixing device according to claim 2, characterized in that: A limiting slot is provided on an inner wall of one side of the fixed socket, a through hole is provided on an outer wall of one side of the mounting plate, the through hole is communicated with the fixed socket, a sliding hole is provided on the fixed plug, and mounting grooves are provided on inner walls on both sides of the through hole. The disassembly and assembly mechanism also includes a limiting plug, which is slidably installed on the through hole, one side of the limiting plug passes through the sliding hole and extends into the limiting slot, and the limiting plug is adapted to the sliding hole and the limiting slot.

4. The extruder screw mixing device according to claim 3, characterized in that: The top and bottom of the limiting plug block are both provided with two limiting sliding grooves, and the inner walls on both sides of the sliding hole are both provided with two groups of balls, and the two groups of balls are adapted to the two limiting sliding grooves.

5. The extruder screw mixing device according to claim 3, characterized in that: The disassembly and assembly mechanism also includes two round rods, two moving blocks and two telescopic springs. The two round rods are fixedly installed in two installation grooves respectively, and the two moving blocks are slidably installed on the two round rods respectively. The outer walls of the two moving blocks on one side close to each other are fixedly connected to the limiting plug block.

6. The extruder screw mixing device according to claim 3, characterized in that: Two telescopic springs are respectively slidably mounted on two round rods, one end of the telescopic spring is fixedly connected to the moving block, the other end of the telescopic spring is fixedly connected to an inner wall of one side of the installation slot, and a handle is fixedly mounted on one side of the limiting plug away from the limiting slot.

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