CN115246174A - Plastic granulating device and plastic particle production line - Google Patents
Plastic granulating device and plastic particle production line Download PDFInfo
- Publication number
- CN115246174A CN115246174A CN202210790131.9A CN202210790131A CN115246174A CN 115246174 A CN115246174 A CN 115246174A CN 202210790131 A CN202210790131 A CN 202210790131A CN 115246174 A CN115246174 A CN 115246174A
- Authority
- CN
- China
- Prior art keywords
- roller
- cutting
- plastic
- guide
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a plastic granulating device and a plastic particle production line, which comprise: a frame; the guide assembly comprises a guide roller and a pressing roller, the guide roller is rotatably arranged on the frame, a plurality of guide grooves arranged side by side are formed in the periphery of the guide roller, the pressing roller is rotatably arranged on the frame, the pressing roller and the guide roller are arranged side by side, and the pressing roller is enabled to be abutted against the guide roller; the cutting assembly comprises a cutting roller, a bearing roller and a cutting driving piece, the cutting roller is rotatably installed in the frame, a plurality of cutting knives are arranged on the periphery of the cutting roller, the bearing roller is rotatably installed in the frame and arranged side by side with the cutting roller, and the cutting driving piece drives the cutting roller to rotate. And limiting the plastic strip to be cut in the guide groove, so that the plastic strip can move forwards along the accurate moving track. The plastic strips are guided into the space between the cutting roller and the bearing roller, the cutting roller is driven by the cutting driving piece to rotate at a constant speed, the cutting knife can be driven to rotate and cut the plastic strips, and therefore plastic particles with uniform sizes can be cut.
Description
Technical Field
The invention relates to the field of plastic processing, in particular to a plastic granulating device and a plastic particle production line.
Background
The plastic granulator is a common plastic raw material processing device, is used for cutting strip-shaped or sheet-shaped plastic produced by an extruder into particles so as to facilitate the packaging, transportation and storage of plastic raw materials, is suitable for the injection molding requirements of a subsequent injection molding machine and the like, and is particularly widely applied to cutting various thermoplastic plastics.
In the conventional plastic granulator, as shown in CN201610501352.4, an extruder is used to mix and plasticize raw materials of a granulator to form a plastic melt, and a plastic strip is extruded from a die head of the extruder, and after the plastic strip is cooled (by cooling in a cooling water tank filled with cooling water), the whole plastic strip is cut into plastic particles with a certain length by a plastic strip granulator. However, in the use process of the plastic granulator, the plastic strips are not strictly regulated, so that the plastic strips can incline and shake to a certain extent in the process of being pulled and moved. So that the plastic particles produced by the cutter cutting the plastic strip are not uniform in size.
Therefore, how to ensure the uniformity of the plastic particles is a technical problem to be solved urgently.
Disclosure of Invention
The invention aims to overcome the technical defects and provide a plastic granulating device, which solves the technical problem of uneven plastic particle size in the prior art.
In order to achieve the technical purpose, the technical scheme of the invention comprises a plastic granulating device, which comprises:
a frame;
the guide assembly comprises a guide roller and a pressing roller, the guide roller is rotatably arranged on the rack, a plurality of guide grooves arranged side by side are formed in the periphery of the guide roller, the pressing roller is rotatably arranged on the rack, the pressing roller and the guide roller are arranged side by side, and the pressing roller is enabled to be abutted against the guide roller;
cutting assembly, it includes cutting roller, backing roll and cutting driving piece, the rotatable installation of cutting roller in the frame, just cutting roller periphery has a plurality of cutting knives, the rotatable installation of backing roll in the frame and with the cutting roller sets up side by side, just the backing roll periphery is close to the cutting knife, the transmission of cutting driving piece is connected the cutting roller is with the drive the cutting roller rotates.
Preferably, the frame includes frame body and slide, the slide set up in the frame body, just the slide can stop in its moving trajectory's optional position, the rotatable installation of guide roll in the frame body, the rotatable installation of press roll in the slide.
Preferably, a screw hole is formed in the sliding seat, the rack further comprises a screw button, the screw button is provided with a screw rod, the screw rod is in threaded connection with the screw hole and abuts against the rack body, and therefore the sliding seat is limited to move relative to the rack body.
Preferably, the pressing roller is provided with a plurality of pressing parts which correspond to the guide grooves one by one, and at least part of the pressing parts are embedded in the guide grooves so as to press the plastic strips in the guide grooves.
Preferably, the cross section of the guide groove is in a trapezoid shape with a large opening, and the part of the pressing part embedded in the guide groove is attached to the side wall of the guide groove.
Preferably, the frame is further provided with a slide way, and the slide way is installed below the cutting assembly to receive the plastic particles cut off by the cutting assembly.
Preferably, the cutting driving member is a servo motor, and the servo motor is directly connected with the cutting roller.
Preferably, the cutting roller includes a base roller and a knife cylinder, the base roller is rotatably mounted on the frame, the knife cylinder is detachably sleeved on the base roller, and the plurality of cutting knives are located on the periphery of the knife cylinder.
Preferably, the base roll periphery has a spacing key, the sword section of thick bamboo inner wall has a spacing groove, the spacing groove cover establish with the spacing key.
A plastic particle production line is loaded with the plastic granulating device.
Compared with the prior art, the invention has the beneficial effects that: the rotatable installation in the frame of guide roll will a plurality of plastic strip one-to-ones that wait to cut simultaneously inlay and establish in each guide way, utilize the press roll to support simultaneously and press the guide roll to wait the restriction of plastic strip that cuts in the guide way, under the limiting displacement of plastic strip at the guide way, can advance along accurate removal orbit. Then, the plastic strips which are orderly pass through the guide grooves are guided into the space between the cutting roller and the bearing roller, and the cutting driving piece is utilized to drive the cutting roller to rotate at a constant speed, so that the cutting knife can be driven to rotate and cut the plastic strips. Thereby can cut out the plastic granules of even size, improved the processingquality of plastic granules.
Drawings
FIG. 1 is a schematic structural view of a plastic pelletizing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a guide assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure in the embodiment A of the present invention;
FIG. 4 is a schematic view of a cutting assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view of a cutting roll configuration according to an embodiment of the present invention;
the cutting device comprises a rack 100, a rack body 110, a sliding seat 120, a screw hole 121, a screw button 130, a slideway 140, a guide assembly 200, a guide roller 210, a guide groove 211, a pressing roller 220, a pressing part 221, a cutting assembly 300, a cutting roller 310, a base roller 311, a limit key 3111, a knife cylinder 312, a limit groove 3121, a cutting knife 3122, a pressure bearing roller 320 and a cutting driving piece 330.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 5, the present invention provides a plastic pellet cutting apparatus. The plastic granulating device can be applied to the field of plastic processing and is used for cutting plastic strips into plastic particles. The plastic granulating device can limit the moving track of the plastic strip, so that the plastic strip can move along a regular line. When utilizing the cutting knife 3122 utensil of fixed cutting frequency to cut the plastic strip afterwards, and then can cut out the plastic granules of even size.
Referring to fig. 1 and 2, in some embodiments, the present disclosure provides a plastic pelletizing apparatus that includes a frame 100, a guide assembly 200, and a cutting assembly 300. The guide assembly 200 includes a guide roller 210 and a pressing roller 220, the guide roller 210 is rotatably mounted on the frame 100, a plurality of guide grooves 211 arranged side by side are formed in the periphery of the guide roller 210, the pressing roller 220 is rotatably mounted on the frame 100, the pressing roller 220 and the guide roller 210 are arranged side by side, and the pressing roller 220 is pressed against the guide roller 210. The cutting assembly 300 comprises a cutting roller 310, a pressure roller 320 and a cutting driving member 330, wherein the cutting roller 310 is rotatably mounted on the frame 100, the cutting roller 310 is provided with a plurality of cutting knives 3122 at the periphery, the pressure roller 320 is rotatably mounted on the frame 100 and arranged side by side with the cutting roller 310, the periphery of the pressure roller 320 is close to the cutting knives 3122, and the cutting driving member 330 is in transmission connection with the cutting roller 310 to drive the cutting roller 310 to rotate.
In this embodiment, the guide roller 210 is rotatably installed on the frame 100, and meanwhile, a plurality of plastic strips to be cut are embedded in each guide groove 211 in a one-to-one correspondence manner, and the pressing roller 220 is used to abut against the guide roller 210, so that the plastic strips to be cut are limited in the guide grooves 211, and can move forward along an accurate moving track under the limiting action of the plastic strips in the guide grooves 211. Then, the plastic strips structured by the guide grooves 211 are guided between the cutting roller 310 and the pressure bearing roller 320, and the cutting driving member 330 is used for driving the cutting roller 310 to rotate at a constant speed, so that the cutting knife 3122 can be driven to rotate and cut the plastic strips. Thereby can cut out the plastic granules of even size, improved the processingquality of plastic granules.
It will be appreciated that the cutting roller 310 may function to pull the plastic strip forward as it travels. However, the traction provided by the cutting roller 310 is limited, and if the traction provided by the cutting roller 310 cannot overcome the resistance of the plastic strip to advance, other traction means are required to drag the plastic strip to advance. For example, the guide roller 210 or the pressing roller 220 may be driven to rotate by a suitable means, so that the plastic strip is driven to travel by the guide roller 210 or the pressing roller 220. In addition, a certain number of traction wheel sets can be additionally arranged to pull the plastic strips to advance, and the implementation mode of the traction wheel sets can be arranged according to the prior art, which is not described herein.
It should be emphasized that a single guide assembly 200 cannot effectively straighten the plastic strip in case the length of the plastic strip to be cut is too large, and thus several guide assemblies 200 may be employed to be arranged in a straight line such that the plastic strip to be cut passes through each guide assembly 200 in sequence. Under the supporting and guiding effects of each guiding assembly 200, a good regular effect can be achieved on the plastic strips, and the plastic strips are guaranteed to move along an accurate track. The shorter the distance between the guide members 200, the better the regularity of the plastic strip. But correspondingly requires more cumbersome use steps. The skilled person can adapt the spacing between the respective guide members 200 to the actual properties of the plastic strip, thereby achieving an efficient implementation.
Any embodiment that can drive the cutting roll 310 to rotate is possible, since it is necessary to control the rotation speed of the cutting roll 310. The cutting drive 330 is preferably a servo motor, and the servo motor is directly connected to the cutting roller 310.
In some embodiments, the rack 100 includes a rack body 110 and a sliding seat 120, the sliding seat 120 is slidably disposed on the rack body 110, and the sliding seat 120 can stay at any position on the moving track thereof, the guide roller 210 is rotatably mounted on the rack body 110, and the pressing roller 220 is rotatably mounted on the sliding seat 120.
In this embodiment, the guide roller 210 is rotatably mounted to the frame body 110, the pressing roller 220 is rotatably mounted to the slider 120, and the distance between the guide roller 210 and the pressing roller 220 can be changed by adjusting the relative positions of the slider 120 and the frame body 110. In actual use, the distance between the pressing roller 220 and the guide roller 210 may be increased to facilitate the plastic strip to be inserted into the guide groove 211. The spacing between the pressing roller 220 and the guide roller 210 is then reduced, thereby nipping the plastic strip.
On the basis of the above scheme, in a preferred embodiment, the sliding seat 120 is provided with a screw hole 121, the rack 100 further includes a screw button 130, and the screw button 130 is provided with a screw rod, which is screwed with the screw hole 121 and presses against the rack body 110, so as to restrict the sliding seat 120 from moving relative to the rack body 110.
In a preferred embodiment, the pressing roller 220 has a plurality of pressing portions 221 corresponding to the plurality of guide slots 211, and the pressing portions 221 are at least partially embedded in the guide slots 211 to press the plastic strips in the guide slots 211. The plastic strip is clamped in the guide groove 211 through the pressing part 221, so that the plastic strip in the guide groove 211 can be regulated more accurately.
In addition to the above, the cross section of the guide groove 211 has a trapezoidal shape with a large opening, and the pressing portion 221 is fitted in a portion of the guide groove 211 to be in contact with the side wall of the guide groove 211. Because the opening of guide slot 211 is great to in putting into guide slot 211 the plastics strip, simultaneously because the tank bottom of guide slot 211 is shorter, the plastics strip can block and establish the bottom at guide slot 211. The plastic strip can be more stably fitted in the guide groove 211 by being pressed by the pressing portion 221.
In a preferred embodiment, the plastic particles produced by cutting through the cutting assembly 300 are easily directed out. The frame 100 further has a slide 140, the slide 140 is disposed in an inclined manner, and the slide 140 is installed below the cutting assembly 300 to receive the plastic particles cut off by the cutting assembly 300.
Referring to fig. 5, in a preferred embodiment, different kinds of cutting blades 3122 are often required for different materials of plastic, so as to facilitate replacement of the cutting blades 3122. In a preferred embodiment, the cutting roller 310 includes a base roller 311 and a knife cylinder 312, the base roller 311 is rotatably mounted on the frame 100, the knife cylinder 312 is detachably sleeved on the base roller 311, and a plurality of cutting knives 3122 are disposed on the periphery of the knife cylinder 312. When different types of cutting knives 3122 are required, the original knife cylinder 312 can be detached, and knife cylinders 312 of other specifications can be installed.
In addition, on the basis of the above-mentioned scheme, in order to restrict the relative rotation between the base roller 311 and the knife cylinder 312, the outer circumference of the base roller 311 is provided with a stopper key 3111, the inner wall of the knife cylinder 312 is provided with a stopper groove 3121, and the stopper groove 3121 is sleeved with the stopper key 3111.
In addition, the embodiment of the invention also provides a plastic particle production line which is loaded with the plastic granulating device.
The guide roller 210 is rotatably mounted to the frame body 110, and the pressing roller 220 is rotatably mounted to the slider 120. The interval between the pressing roller 220 and the guide roller 210 may be increased to facilitate the plastic strip to be inserted into the guide groove 211. The spacing between the pressing roller 220 and the guide roller 210 is then reduced, thereby nipping the plastic strip. If the processing is carried out, a plurality of plastic strips to be cut are correspondingly embedded in the guide grooves 211 one by one, meanwhile, the pressing roller 220 is used for pressing the guide roller 210, and the pressing parts 221 are correspondingly embedded in the guide grooves 211 one by one. Under the limiting action of the guide groove 211, the plastic strip can move forward along a precise moving track. Then, the plastic strips structured by the guide grooves 211 are guided between the cutting roller 310 and the pressure roller 320, and the cutting driving member 330 is used for driving the cutting roller 310 to rotate at a constant speed, so that the cutting knife 3122 can be driven to rotate and cut the plastic strips. Thereby can cut out the plastic granules of even size, improved the processingquality of plastic granules.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A plastic pelletizing device is characterized by comprising:
a frame;
the guide assembly comprises a guide roller and a pressing roller, the guide roller is rotatably arranged on the rack, a plurality of guide grooves arranged side by side are formed in the periphery of the guide roller, the pressing roller is rotatably arranged on the rack, the pressing roller and the guide roller are arranged side by side, and the pressing roller is enabled to be abutted against the guide roller;
cutting assembly, it includes cutting roller, backing roll and cutting driving piece, the rotatable installation of cutting roller in the frame, just cutting roller periphery has a plurality of cutting knives, the rotatable installation of backing roll in the frame and with the cutting roller sets up side by side, just the backing roll periphery is close to the cutting knife, the transmission of cutting driving piece is connected the cutting roller is with the drive the cutting roller rotates.
2. The plastic pelletizing device of claim 1, characterized in that the frame includes a frame body and a slide carriage, the slide carriage is slidably disposed on the frame body, and the slide carriage can stop at any position on the moving track thereof, the guide roller is rotatably mounted on the frame body, and the pressing roller is rotatably mounted on the slide carriage.
3. The plastic pelletizing device of claim 2, characterized in that the slide has a threaded hole, the frame further comprises a threaded button, and the threaded button has a threaded rod, the threaded rod is screwed into the threaded hole and presses the threaded rod against the frame body, so as to restrict the slide from moving relative to the frame body.
4. The plastic pelletizing device of claim 1, characterized in that the pressing roller has a plurality of pressing parts corresponding to the guide grooves one by one, and the pressing parts are at least partially embedded in the guide grooves to press the plastic strips in the guide grooves.
5. The plastic pelletizing device of claim 4, characterized in that the cross section of the guide groove is in a trapezoid shape with a larger opening, and the part of the pressing part embedded in the guide groove is attached to the side wall of the guide groove.
6. The plastic pelletizing device of claim 1, wherein the frame further has a chute mounted below the cutting assembly to receive the plastic pellets severed by the cutting assembly.
7. The plastic pelletizing device of claim 1, wherein the cutting drive is a servo motor, and the servo motor is directly connected to the cutting roller.
8. The plastic pelletizing device of claim 1, characterized in that the cutting roll comprises a base roll and a knife cylinder, the base roll is rotatably mounted on the frame, the knife cylinder is detachably sleeved on the base roll, and the cutting knives are located on the periphery of the knife cylinder.
9. The plastic pelletizing device of claim 8, characterized in that the base roll has a limiting key on its periphery, and the knife cylinder has a limiting groove on its inner wall, and the limiting groove is engaged with the limiting key.
10. A plastic pellet production line loaded with the plastic pellet cutting apparatus as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790131.9A CN115246174A (en) | 2022-07-06 | 2022-07-06 | Plastic granulating device and plastic particle production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790131.9A CN115246174A (en) | 2022-07-06 | 2022-07-06 | Plastic granulating device and plastic particle production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115246174A true CN115246174A (en) | 2022-10-28 |
Family
ID=83700596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210790131.9A Pending CN115246174A (en) | 2022-07-06 | 2022-07-06 | Plastic granulating device and plastic particle production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115246174A (en) |
-
2022
- 2022-07-06 CN CN202210790131.9A patent/CN115246174A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101923490B1 (en) | filament winding device, 3D printer filament recycling apparatus using thereof and control system for 3D printer filament recycling apparatus | |
| KR102033709B1 (en) | Apparatus for making a plastic sheet | |
| CN116277867B (en) | Screw extruder for producing rubber sealing ring adhesive tape and production line | |
| CN109228423B (en) | Production and processing method of CPP film | |
| US5395575A (en) | Rotary reforming of thermoplastics extrudate | |
| CN115246174A (en) | Plastic granulating device and plastic particle production line | |
| CN203665744U (en) | Drawn strip granulator | |
| US4059206A (en) | Extrusion machine having collar for seal | |
| CN214521258U (en) | Automatic feed adjusting device for underwater granulator | |
| CN112122495B (en) | Automatic raw material cutting device | |
| CN212795849U (en) | Bottle blowing machine | |
| CN2806108Y (en) | Direct cutting type underwater granule cutter | |
| CN220179845U (en) | Feeding mechanism | |
| US3230803A (en) | Method and apparatus for skiving foam sheets | |
| CN214773222U (en) | Granulator that plastic materials machining used | |
| CN110948733A (en) | Film recycling and granulating device | |
| CN114670407B (en) | Plastic surface burr detection forming device for automatic injection molding machine | |
| CN207224342U (en) | A kind of pelleter based on waste plastics recycling treatment | |
| CN110744841A (en) | Transparent conductive film production line | |
| CN104890178A (en) | Injection moulding machine | |
| CN216031063U (en) | A pelleter for flexible glue | |
| US3250161A (en) | Apparatus for skiving foam sheets | |
| CN213107616U (en) | High-efficient pelleter | |
| KR100592980B1 (en) | methode and device for forming extrude of synthetic resin film | |
| KR200395765Y1 (en) | Molding device for extrusion molding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |