CN216760772U

CN216760772U - Mould powder production and use double screw extruder

Info

Publication number: CN216760772U
Application number: CN202122580585.7U
Authority: CN
Inventors: 黄孝敏
Original assignee: Hongbang Technology Tianjin Co ltd
Current assignee: Hongbang Technology Tianjin Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-06-17
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a double-screw extruder for plastic powder production, which comprises a mounting plate, and further comprises a plurality of anti-vibration supporting rods and a fixing mechanism, wherein the anti-vibration supporting rods are fixedly connected to the upper surface of the mounting plate, the fixing mechanism is detachably connected to the top ends of the anti-vibration supporting rods, the fixing mechanism comprises a lower fixing block, a lower vibration damping clamping plate, an upper fixing block and a vibration damping connecting rod, the vibration damping connecting rod is fixedly connected to the inner side walls of the lower fixing block and the upper fixing block respectively, the lower vibration damping clamping plate is connected to the inner side of the lower fixing block in a matched manner, and the upper vibration damping clamping plate is connected to the inner side of the upper fixing block in a matched manner. Can avoid taking place great vibration when extruding, can guarantee normally to extrude, also can reduce the noise, avoid polluting operational environment, can not exert an influence to the staff, ensure extruding going on smoothly, improve extrusion efficiency.

Description

Mould powder production and use double screw extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to a double-screw extruder for plastic powder production.

Background

The principle of the extruder is that a screw rod with a specific shape rotates in a heated cylinder, working sections with different grain shapes are arranged on the surface of the screw rod, each working section has different functions, plastic conveyed from a hopper is extruded forwards to enable the plastic to be uniformly melted, and the plastic is extruded into continuous plastic layers with various shapes through a machine head and dies with different shapes. The extruder mainly comprises a single-screw extruder and a double-screw extruder, the existing double-screw extruder adopts a motor to drive two screws with the same radial size through a reduction gearbox, and the gear box of the extruder drives the extruder to generate larger vibration and noise, so that the working environment is poor.

Patent No. CN201810867335.1 discloses a twin-screw extruder, the on-line screen storage device comprises a base, the top of base is equipped with first half section of thick bamboo, one side fixed mounting of first half section of thick bamboo has first backup pad, the opposite side fixed mounting of first half section of thick bamboo has the second backup pad, the top of second backup pad articulates there is a plurality of first bracing pieces that are linear distribution, the top fixed mounting of first bracing piece has first stopper, the briquetting that is located first stopper below is installed to the outside screw thread of first bracing piece, the equal fixed mounting in both sides of briquetting has the handle, the top of first half section of thick bamboo is equipped with half a section of thick bamboo of second, the top of second backup pad is equipped with the third backup pad with half a section of thick bamboo fixed connection of second, the bottom of briquetting contacts with the top of third backup pad, one side is offered at the top of third backup pad and is the open-ended locating hole. The utility model has high practicability and convenient operation, and can quickly open the second half cylinder, thereby facilitating the cleaning work of the cylinder.

The double-screw extruder has the following defects: the double screw extruder of this application can take place the vibration when using to lead to the fact and rock, not only influence the effect of extruding, also can produce great noise, the easy polluted operational environment of extruder combustion gas makes operational environment variation simultaneously, influences staff's work, reduces work efficiency. Therefore, a double-screw extruder for producing molding powder is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a double-screw extruder for plastic powder production, which can effectively solve the problems in the background technology.

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

the utility model provides a mould powder production and use double screw extruder, includes the mounting panel, still includes anti vibration bracing piece and fixed establishment, anti vibration bracing piece fixed connection is at the mounting panel upper surface, and the anti vibration bracing piece has a plurality ofly, fixed establishment can dismantle the connection on anti vibration bracing piece top, fixed establishment comprises lower fixed block, lower damping splint, last fixed block and slow damping connecting rod, the damping connecting rod is fixed connection under fixed block and last fixed block inside wall respectively, lower damping splint cooperation is connected the fixed block inboard under, it is inboard at last fixed block to go up the damping splint cooperation.

The air exhaust mechanism is arranged on the left side of the upper surface of the machine barrel; the plastic powder is convenient to extrude through the machine barrel, the exhaust mechanism is convenient to exhaust during extrusion, and the normal use of the extruder is ensured.

Furthermore, the exhaust mechanism consists of an exhaust pipe, an activated carbon adsorption net and a one-way exhaust pipe, the activated carbon adsorption net is detachably connected inside the exhaust pipe, and the one-way exhaust pipe is arranged at the top end of the exhaust pipe; through the outside exhaust of blast pipe during the exhaust to in can preventing through one-way outlet duct that external gas from entering into the blast pipe, at the exhaust in-process, a plurality of active carbon adsorption net in the blast pipe can effectively adsorb the harmful substance in the exhaust gas, avoid gas to discharge away back pollution operational environment, can not exert an influence to the staff, make the staff can normally work, effectively improve work efficiency.

Furthermore, the bottom end of the mounting plate is fixedly connected with a bottom plate, and a driving box is mounted on the right side of the upper surface of the bottom plate; the extruder is convenient to install through the bottom plate, the double bolts inside the machine barrel are conveniently driven through the driving box, and extrusion is convenient.

Further, a feed hopper is arranged on the right side of the upper surface of the machine barrel; the plastic powder is conveniently put into the machine barrel through the feed hopper, and the double screws in the machine barrel are convenient to extrude the plastic powder.

Compared with the prior art, the utility model has the following beneficial effects: 1. the machine barrel is arranged in the fixing mechanism, the bottom end of the fixing mechanism is connected with the mounting plate through the anti-vibration supporting rod and is fixed on the bottom plate through the mounting plate, the fixing mechanism consists of a lower fixing block, a lower vibration damping clamping plate, an upper fixing block and a vibration damping connecting rod, the upper vibration damping plate and the lower vibration damping plate are respectively connected with the inner side walls of the upper fixing block and the lower fixing block through a plurality of vibration damping connecting rods, the machine barrel is clamped between the upper fixing block and the lower fixing block through the upper vibration damping clamping plate and the lower vibration damping clamping plate, vibration force generated during extrusion through the machine barrel can be transmitted outwards, the upper vibration damping clamping plate and the lower vibration damping clamping plate can extrude the vibration damping connecting rod outwards in the transmission process, the vibration damping connecting rod can perform compression and buffering vibration force effects, the vibration force is effectively reduced, great shaking is avoided during extrusion of the machine barrel, and normal extrusion of the machine barrel is effectively ensured, the noise generated by extrusion can be reduced, the working environment can not be polluted, and the extrusion is convenient for workers to carry out; 2. mould powder and enter into the barrel through the feeder hopper inside and extrude, can exhaust through the exhaust mechanism on the barrel end when extruding, exhaust mechanism is by the blast pipe, active carbon adsorption net and one-way outlet duct are constituteed, outwards exhaust through the blast pipe during the exhaust, and can prevent through one-way outlet duct that external gas from entering into the blast pipe, in the exhaust process, a plurality of active carbon adsorption nets in the blast pipe can effectively adsorb the harmful substance in the exhaust gas, avoid gas to discharge out the back polluted working environment, can not exert an influence to the staff, make the staff can normally work, effectively improve work efficiency, the extruder of being convenient for extrudes work.

Drawings

FIG. 1 is a schematic view of the overall structure of a twin-screw extruder for molding powder production according to the present invention.

FIG. 2 is a schematic structural diagram of a fixing mechanism of a twin-screw extruder for molding powder production according to the present invention.

FIG. 3 is a schematic structural diagram of an exhaust mechanism of a twin-screw extruder for molding powder production according to the present invention.

In the figure: 1. a base plate; 2. mounting a plate; 3. a vibration-resistant support bar; 4. a fixing mechanism; 5. An exhaust mechanism; 6. a barrel; 7. a feed hopper; 8. a drive box; 401. a lower fixed block; 402. A lower vibration damping splint; 403. an upper vibration damping splint; 404. an upper fixed block; 405. a vibration damping connecting rod; 501. an exhaust pipe; 502. an activated carbon adsorption net; 503. a unidirectional air outlet pipe.

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 mould powder production and use double screw extruder, including mounting panel 2, still include anti vibration bracing piece 3 and fixed

establishment

4, 3 fixed connection of anti vibration bracing piece is on 2 upper surfaces of mounting panel, and anti vibration bracing piece 3 has a plurality ofly, fixed establishment 4 can dismantle the connection on 3 tops of anti vibration bracing piece, fixed establishment 4 comprises lower fixed block 401, lower damping splint 402, last damping splint 403, last fixed block 404 and damping connecting rod 405, damping connecting rod 405 respectively fixed connection fixed block 401 and last fixed block 404 inside wall down, damping splint 402 cooperation is connected under fixed block 401 inboard down, it is inboard at last fixed block 404 to go up damping splint 403 cooperation connection.

The device also comprises a cylinder 6 and an air exhausting mechanism 5, wherein the cylinder 6 is detachably connected inside the fixing mechanism 4, and the air exhausting mechanism 5 is arranged on the left side of the upper surface of the cylinder 6; the plastic powder is conveniently extruded through the machine barrel 6, and the air exhaust mechanism 5 is used for exhausting air during extrusion, so that the normal use of the extruder is ensured.

The exhaust mechanism 5 comprises an exhaust pipe 501, an activated carbon adsorption net 502 and a one-way exhaust pipe 503, wherein the activated carbon adsorption net 502 is detachably connected inside the exhaust pipe 501, and the one-way exhaust pipe 503 is installed at the top end of the exhaust pipe 501; through blast pipe 501 outside exhaust during the exhaust to in can preventing through one-way outlet duct 503 that external gas from entering into blast pipe 501, at the exhaust in-process, a plurality of active carbon adsorption net 502 in the blast pipe 501 can effectively adsorb the harmful substance in the exhaust gas, avoid gas to discharge back pollution operational environment, can not exert an influence to the staff, make the staff can normally work, effectively improve work efficiency.

The bottom end of the mounting plate 2 is fixedly connected with a bottom plate 1, and a driving box 8 is mounted on the right side of the upper surface of the bottom plate 1; be convenient for install the extruder through bottom plate 1, conveniently drive the inside double bolt of barrel 6 through drive box 8, be convenient for extrude.

Wherein a feed hopper 7 is arranged on the right side of the upper surface of the machine barrel 6; the feeding hopper 7 is convenient for feeding molding powder into the machine barrel 6 and is convenient for the double screws in the machine barrel 6 to extrude the molding powder.

It should be noted that, the utility model is a double screw extruder for producing molding powder, when in operation, the machine barrel 6 is installed inside the fixing mechanism 4, and the bottom end of the fixing mechanism 4 is connected with the mounting plate 2 through the anti-vibration support rod 3 and fixed on the bottom plate 1 through the mounting plate 2, and the fixing mechanism 4 is composed of a lower fixing block 401, a lower vibration damping clamping plate 402, an upper vibration damping clamping plate 403, an upper fixing block 404 and a vibration damping connecting rod 405, the upper vibration damping plate and the lower vibration damping plate are respectively connected with the inner side walls of the upper fixing block 404 and the lower fixing block 401 through a plurality of vibration damping connecting rods 405, the machine barrel 6 is clamped between the upper fixing block 404 and the lower fixing block 401 through the upper vibration damping clamping plate 403 and the lower vibration damping clamping plate 402, the vibration force generated during extrusion through the machine barrel 6 is transmitted outwards, during transmission, the upper vibration damping clamping plate 403 and the lower vibration damping clamping plate 402 extrude the vibration damping connecting rod 405 outwards, the vibration damping connecting rod 405 can compress and buffer the vibration force effect, effectively reduce the vibration force, avoid great shaking during extrusion of the machine barrel 6, effectively ensure normal extrusion of the machine barrel 6, also reduce the noise generated by extrusion, avoid polluting the working environment, and be convenient for workers to carry out, plastic powder enters the interior of the machine barrel 6 through the feed hopper 7 to be extruded, exhaust through the exhaust mechanism 5 on the tail end of the machine barrel 6 during extrusion, the exhaust mechanism 5 is composed of an exhaust pipe 501, an active carbon adsorption net 502 and a one-way exhaust pipe 503, exhaust outwards through the exhaust pipe 501 during exhaust, and prevent external gas from entering the exhaust pipe 501 through the one-way exhaust pipe 503, during the exhaust process, the active carbon adsorption nets 502 in the exhaust pipe 501 can effectively adsorb harmful substances in the exhaust gas, avoid polluting the working environment after the gas is exhausted, and cannot influence workers, the extruder has the advantages that the extruder can work normally, the working efficiency is effectively improved, and the extruder can extrude conveniently.

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. A double-screw extruder for plastic powder production comprises a mounting plate (2), and is characterized by further comprising an anti-vibration support rod (3) and a fixing mechanism (4), wherein the anti-vibration support rod (3) is fixedly connected to the upper surface of the mounting plate (2), and a plurality of anti-vibration supporting rods (3), the fixing mechanism (4) is detachably connected at the top end of the anti-vibration supporting rods (3), the fixing mechanism (4) consists of a lower fixing block (401), a lower vibration damping clamping plate (402), an upper vibration damping clamping plate (403), an upper fixing block (404) and a vibration damping connecting rod (405), the vibration damping connecting rod (405) is respectively and fixedly connected with the inner side walls of the lower fixing block (401) and the upper fixing block (404), the lower vibration-damping clamping plate (402) is connected to the inner side of the lower fixing block (401) in a matching way, the upper vibration reduction clamping plate (403) is connected to the inner side of the upper fixing block (404) in a matching mode.

2. The twin-screw extruder for molding powder production according to claim 1, wherein: the air exhaust mechanism is characterized by further comprising a machine barrel (6) and an air exhaust mechanism (5), wherein the machine barrel (6) is detachably connected inside the fixing mechanism (4), and the air exhaust mechanism (5) is installed on the left side of the upper surface of the machine barrel (6).

3. The twin-screw extruder for molding powder production according to claim 2, wherein: exhaust mechanism (5) comprise blast pipe (501), active carbon adsorption net (502) and one-way outlet duct (503), active carbon adsorption net (502) can be dismantled and connect inside blast pipe (501), one-way outlet duct (503) are installed on blast pipe (501) top.

4. The twin-screw extruder for molding powder production according to claim 1, wherein: mounting panel (2) bottom fixedly connected with bottom plate (1), drive case (8) are installed on bottom plate (1) upper surface right side.

5. The twin-screw extruder for molding powder production according to claim 2, wherein: and a feed hopper (7) is arranged on the right side of the upper surface of the machine barrel (6).