CN206731208U - Raw material pulverizer for plastic film production - Google Patents

Abstract

The utility model discloses a raw material grinder for plastic film production, which comprises a grinder body, wherein the upside of the grinder body is provided with a feed inlet, the upside of the grinder body is provided with a feed cylinder, the left end of the upside of the feed cylinder is provided with a feed hopper, a feed mechanism is arranged inside the feed cylinder, the feed mechanism comprises a feed screw and a screw blade arranged on the outer wall of the feed screw, the left end of the feed screw is connected with a motor, and a pre-grinding mechanism is arranged on one section of the feed cylinder near the right part, the raw material grinder for plastic film production can realize automatic feeding, pre-grind the raw material in the feeding process, has good grinding effect and high efficiency, fully grind the raw material by a first grinding device, drives two grinding rollers to work simultaneously by a power driving device, improves the working efficiency, reduces the energy consumption, and fully grind the raw material for the second time by a grinding device arranged at the lower side of the, the crushing effect is ensured, and the working efficiency is improved.

Description

Raw material pulverizer for plastic film production

technical field

The utility model relates to a plastic film production equipment, in particular to a raw material pulverizer for plastic film production.

Background technique

Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, used for packaging, and as laminations. Plastic packaging and plastic packaging products account for an increasing share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical and other fields, among which food packaging accounts for the largest proportion, such as beverage packaging , quick-frozen food packaging, cooking food packaging, fast food packaging, etc., these products have brought great convenience to people's lives. In the plastic film production process, it is often necessary to use a crushing device to crush the raw materials of the plastic film. The existing crushing devices generally have the disadvantages of poor crushing effect and low work efficiency, and cannot realize automatic feeding, requiring manual feeding, which affects In addition, the general pulverizer has only one pulverizing mechanism, which cannot fully pulverize the plastic film raw materials, which affects the quality.

Contents of the invention

The purpose of this utility model is to provide a raw material pulverizer for plastic film production, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A raw material pulverizer for plastic film production, comprising a machine body, the upper side of the machine body is provided with a feeding port, the upper side of the machine body is provided with a feeding cylinder, the upper left end of the feeding cylinder is provided with a feeding funnel, and inside the feeding cylinder There is a feeding mechanism, which includes a feeding screw and screw blades arranged on the outer wall of the feeding screw. The left end of the feeding screw is connected to the motor, and a pre-crushing mechanism is provided on the right side of the feeding barrel. The mechanism includes four hemispherical grooves symmetrically arranged on the outer wall of the feeding cylinder, a hobbing shaft arranged in the center of the hemispherical groove, and a hobbing blade arranged on the outer wall of the hobbing shaft, the outlet at the right end of the lower side of the feeding cylinder The feeding port is connected with the feeding port at the top of the machine body through the feeding pipe, and the upper side of the body is provided with a first crushing device, the first crushing device includes a crushing roller, and the crushing roller is connected to a transmission device, and the crushing roller includes a first crushing roller and a crushing roller. The second crushing roller, the first crushing roller and the second crushing roller are all arranged horizontally, the first crushing roller is provided with first crushing teeth, and the second crushing roller is provided with second crushing teeth, and the transmission device includes a transmission gear and a transmission The motor, the transmission gear comprises a driving transmission gear and a driven transmission gear, the driven transmission gear comprises a first driven transmission gear and a second driven transmission gear, and the driving transmission gear is connected with the first driven transmission gear and the second driven transmission gear respectively The gears are meshed, the first driven transmission gear is installed on the first crushing roller, the second driven transmission gear is installed on the second crushing roller, the driving transmission gear is connected with the first transmission shaft, and the first transmission shaft is connected with the reducer , the reducer is connected to the transmission motor, and both the reducer and the transmission motor are installed on the outer wall of the machine body. There is a screen on the lower side of the first crushing device inside the machine body, and vibrating motors are installed on the left and right ends of the lower side of the screen. The lower side of the machine body is provided with a feeding trough, and the lower side of the body is provided with a distribution tray, and the lower side of the distribution tray is provided with a second crushing device. The crushing device includes a rotating shaft, an upper fixed disk, a lower fixed disk, a fixed shaft, a crushing knife and For the crushing motor, the rotating shaft is vertically arranged at the center of the lower side of the machine body, the distribution plate is installed on the top of the rotating shaft, the upper and lower fixed plates are respectively provided on the upper and lower sides of the rotating shaft, and a fixed plate is installed between the upper and lower fixed plates There are four fixed shafts, the four fixed shafts are distributed along the circumferential interval of the upper fixed plate or the lower fixed plate, and each fixed shaft is provided with two crushing knives, and the crushing knives on the fixed shaft are adjacent to the fixed shaft. The two crushing knives on the shaft are staggered up and down, and a discharge plate is installed on the lower side of the body. A cavity is formed between the discharge plate and the bottom of the body. The bottom end of the rotating shaft is connected with the crushing motor inside the cavity. There is a discharge pipe on the side.

As a further solution of the utility model: the upper wall of the groove is arc-shaped.

As a further solution of the present invention: the rotation direction of the hobbing blade is opposite to the rotation direction of the feed screw.

As a further solution of the present invention: the shape of the distribution tray is conical.

As a further solution of the utility model: a spacer is provided on the fixed shaft and between the two crushing knives.

Compared with the prior art, the beneficial effect of the utility model is: during the working process of the pulverizer, the motor drives the feeding mechanism to work, and the raw materials are evenly and continuously sent into the pulverizer for pulverization, which realizes automatic feeding without manual labor. Feeding improves work efficiency and avoids clogging during the feeding process. During the feeding process, preliminary cutting can be performed before the raw materials enter the pulverizer. After cutting, the smaller raw materials enter the pulverizer for crushing , which effectively improves the crushing efficiency, reduces the working load of the grinder, avoids overload work, and prolongs the service life of the grinder; the transmission device uses the transmission motor as the power source, and under the action of the reducer, it increases the first The output torque of a transmission shaft drives the driving gear to rotate, through the meshing action of the driving gear and the first driven gear, and the meshing effect of the driving gear and the second driven gear, the driving force is transmitted to the second driven gear. On the first crushing roller and the second crushing roller, a certain crushing space is formed between the first crushing roller and the second crushing roller, and the plastic film raw material is crushed, and the crushing effect is good. The two crushing rollers are driven by a power drive device Working at the same time, while reducing a power-driven device, the same effect is achieved, which not only greatly improves work efficiency, but also reduces a power-driven device, making the structure of the machine simpler and reducing energy consumption. Working with the vibrating motor to vibrate and screen the raw materials, the raw material particles that meet the size requirements fall, and the screened raw materials fall; the raw materials that have been crushed by the first crushing device fall, and the crushing motor works to drive the crushing knife to perform the second crushing of the raw materials , The crushing effect is good and the efficiency is high, which ensures the crushing effect of the raw materials. The crushed raw materials are discharged from the discharge pipe, and the inclined discharge plate effectively improves the discharge efficiency.

Description of drawings

Figure 1 is a schematic structural view of a raw material pulverizer for plastic film production.

Fig. 2 is a structural schematic diagram of a pre-crushing mechanism in a raw material grinder for plastic film production.

Fig. 3 is a side view of a transmission device in a raw material pulverizer for plastic film production.

Fig. 4 is a side view of a first pulverizing device in a raw material pulverizer for plastic film production.

Fig. 5 is a plan view of a second pulverizing device in the raw material pulverizer for plastic film production.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-5, in the embodiment of the present utility model, a kind of plastic film production raw material pulverizer comprises machine body 1, and the upper side of described machine body 1 is provided with feeding port, and the upper side of machine body 1 is provided with feeding cylinder 2 , the upper left end of the feed cylinder 2 is provided with a feed funnel 21, inside the feed cylinder 3 is provided with a feed mechanism 22, the feed mechanism 22 includes a feed screw and screw blades arranged on the outer wall of the feed screw, and the feed The left end of the screw is connected with the motor 5, and a pre-crushing mechanism 6 is provided on a section to the right of the feeding barrel 2. The pre-crushing mechanism 6 includes four hemispherical grooves 61 symmetrically arranged on the outer wall of the feeding barrel 2, arranged on a hemispherical The hobbing shaft 62 at the center of the shaped groove 61 and the hobbing blade 63 arranged on the outer wall of the hobbing shaft 42, the upper wall of the groove 61 is arc-shaped, and the direction of rotation of the hobbing blade 63 is the same as that of the feed screw. The direction of rotation is opposite, and the discharge port at the right end of the lower side of the feeding cylinder 2 is connected to the feed port 8 at the top of the machine body 1 through the feeding tube 7. During the working process of the pulverizer, the motor 5 works to drive the feeding mechanism 22 to make the raw materials evenly It is continuously fed into the pulverizer for crushing, which realizes automatic feeding without manual feeding, improves work efficiency, and avoids clogging during the feeding process. During the feeding process, raw materials can be crushed in advance Preliminary cutting is carried out before the machine, and the smaller raw materials after cutting enter the pulverizer for crushing, which effectively improves the pulverization efficiency, reduces the workload of the pulverizer, avoids overload work, and prolongs the service life of the pulverizer; The upper side inside the body 1 is provided with a first crushing device 4, the first crushing device 4 includes a crushing roller, the crushing roller is connected to the transmission device 3, the crushing roller includes a first crushing roller 41 and a second crushing roller 43, the first crushing roller 41 and the second crushing roller 43 are all horizontally arranged, the first crushing roller 51 is provided with the first crushing tooth 42, and the second crushing roller 43 is provided with the second crushing tooth 44, and the transmission device 3 includes a transmission gear and a transmission motor 31, Transmission gear comprises driving transmission gear 34 and driven transmission gear, and driven transmission gear comprises first driven transmission gear 35 and second driven transmission gear 36, and driving transmission gear 34 is connected with first driven transmission gear 35 and second driven transmission gear respectively. The driven transmission gear 36 is meshed, the first driven transmission gear 35 is installed on the first crushing roller 41, the second driven transmission gear 36 is installed on the second crushing roller 43, and the driving transmission gear 34 is connected with the first transmission shaft 33. The first transmission shaft 33 is connected with a reducer 32, and the reducer 32 is connected with the transmission motor 31. Both the reducer 32 and the transmission motor 31 are installed on the outer wall of the body 1, and a screen is provided on the lower side of the first crushing device 4 inside the body 1. Net 8, vibrating motor 9 is provided at the left and right ends of the lower side of the screen cloth 8, and the lower side of the screen cloth 8 is provided with a feeding trough 101, and the transmission device 3 is used as a power source by the transmission motor 31. Increase the output torque of the first transmission shaft 33 to drive the driving transmission gear 34 to rotate. Through the meshing action between the driving transmission gear 34 and the first driven transmission gear 35, the driving transmission gear 34 and the second driven transmission gear 36 will meshing action, which transmits the driving force to the On the first crushing roller 41 and the second crushing roller 43, a certain crushing space is formed between the first crushing roller 41 and the second crushing roller 43, and the plastic film raw material is crushed, and the crushing effect is good. The two crushing rollers work at the same time, and achieve the same effect while reducing a power-driven device, which not only greatly improves work efficiency, but also reduces a power-driven device, making the structure of the machine simpler and reducing energy consumption. Consumption, the screen 8 and the vibrating motor 9 work to vibrate and screen the raw materials, the raw material particles that meet the size requirements fall, and the screened raw materials fall; the lower side of the body 1 is provided with a distribution tray 10, and the distribution tray 10 The shape is conical, and the second crushing device is provided on the lower side of the material distribution tray 10. The crushing device includes a rotating shaft 11, an upper fixed plate 12, a lower fixed plate 13, a fixed shaft 15, a crushing knife 14 and a crushing motor 17, and the rotating shaft 11 is vertical. It is arranged directly at the center of the lower side of the body 1. The material distribution tray 10 is installed on the top of the rotating shaft 11. The upper and lower sides of the rotating shaft 11 are respectively provided with an upper fixed disk 12 and a lower fixed disk 13. Between the upper fixed disk 12 and the lower fixed disk 13 Fixed shaft 15 is installed, four fixed shafts 15 are provided with altogether, and four fixed shafts 15 are distributed along the circumferential direction interval of upper fixed disc 12 or lower fixed disc 13, and each fixed shaft 15 is provided with two crushing knives 14, A spacer 16 is provided on the fixed shaft 15 and between the two pulverizers 14, the pulverizer 14 on the fixed shaft 15 is staggered up and down with the two pulverizers 14 on the adjacent fixed shaft 15, inside the body 1 The lower side is inclined to be provided with a discharge plate 18, a cavity is formed between the discharge plate 18 and the bottom of the body 1, the bottom end of the rotating shaft 11 is connected with the crushing motor 17 inside the cavity, and the right side of the body 1 is provided with a discharge pipe 19, The raw materials crushed by the first crushing device fall, and the crushing motor 17 works to drive the crushing knife 14 to work to crush the raw materials for the second time. The crushing effect is good and the efficiency is high, which ensures the crushing effect of the raw materials. The pipe 19 is discharged, and the inclined discharge plate 18 effectively improves the discharge efficiency; the raw material pulverizer for plastic film production of the utility model can realize automatic feeding, and the raw material is pre-crushed during the feeding process, and the crushing effect is good , High efficiency, the first pulverizing device is set to fully pulverize the raw materials, and a power drive device drives two pulverizing rollers to work at the same time, which improves work efficiency and reduces energy consumption. The raw materials are fully crushed twice to ensure the crushing effect and improve the work efficiency.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. a kind of plastic foil production raw material chopper, including body, it is characterised in that charging aperture is provided with the upside of the body, Feeding cylinder is provided with the upside of body, left end is provided with loading hopper on the upside of feeding cylinder, and feeding mechanism, charger are provided with inside feeding cylinder Structure includes feed worm and the screw rod blade being arranged on feed worm outer wall, feed worm left end and motor connection, is feeding Cylinder keep right one section is provided with precomminution mechanism, and precomminution mechanism, which is included in, feeds symmetrically arranged four hemisphericals on drum outer wall Groove, the rolling cut rotating shaft for being arranged on hemispherical groove center and the rolling blade being arranged on rolling cut rotating shaft outer wall, under feeding cylinder The discharging opening of side right-hand member is connected by tremie pipe with the charging aperture on body top, and first is provided with the upside of the internal body and crushes dress Put, the first reducing mechanism includes pulverization roller, pulverization roller connection transmission device, and pulverization roller includes the first pulverization roller and second and crushed Roller, the first pulverization roller and the second pulverization roller are horizontally disposed, and the first pulverization roller is provided with the first crushing tooth, equal on the second pulverization roller Provided with the second crushing tooth, transmission device includes travelling gear and driving motor, and travelling gear includes active travelling gear and driven Travelling gear, slave drive gear include the first slave drive gear and the second slave drive gear, active travelling gear difference It is meshed with the first slave drive gear and the second slave drive gear, the first slave drive gear is installed on the first pulverization roller On, the second slave drive gear is installed on the second pulverization roller, and active travelling gear is connected with the first power transmission shaft, the first power transmission shaft Reductor, reductor connection driving motor are connected with, reductor and driving motor are mounted on the outer wall of body, internal body Screen cloth is provided with the downside of first reducing mechanism, left and right ends are designed with vibrating motor on the downside of screen cloth, and blanking groove is provided with the downside of screen cloth, Material separating disc is provided with the downside of the internal body, the second reducing mechanism is provided with the downside of material separating disc, reducing mechanism includes rotating shaft, upper fixation Disk, lower fixed disk, fixing axle, crushing knife and crushing motor, rotating shaft are vertically arranged on the downside of internal body at center, material separating disc peace Mounted in rotating shaft top, rotating shaft is respectively equipped with fixed disk and lower fixed disk in both sides up and down, pacifies between upper fixed disk and lower fixed disk Equipped with fixing axle, fixing axle is provided with four altogether, circumferentially-spaced distribution of four fixing axles along upper fixed disk or lower fixed disk, each Fixing axle is provided with two crushing knifes, and the crushing knife in fixing axle is staggered up and down with two crushing knifes in adjacent fixing axle, Reclaiming plate is provided tiltedly with the downside of internal body, cavity is formed between reclaiming plate and organism bottom, rotating shaft bottom is with being located at cavity Internal crushing motor connection, body right side are provided with discharge nozzle.

2. plastic foil production raw material chopper according to claim 1, it is characterised in that the groove upper wall is arc Shape.

3. plastic foil production raw material chopper according to claim 1, it is characterised in that the rotation of the rolling blade Direction is opposite with the direction of rotation of feed worm.

4. plastic foil production raw material chopper according to claim 1, it is characterised in that the material separating disc is shaped as Cone.

5. plastic foil production raw material chopper according to claim 1, it is characterised in that in the fixing axle and be located at Spacer is provided between two crushing knifes.