CN218748731U - Cutting device of plastic particle extruder - Google Patents
Cutting device of plastic particle extruder Download PDFInfo
- Publication number
- CN218748731U CN218748731U CN202223256678.5U CN202223256678U CN218748731U CN 218748731 U CN218748731 U CN 218748731U CN 202223256678 U CN202223256678 U CN 202223256678U CN 218748731 U CN218748731 U CN 218748731U
- Authority
- CN
- China
- Prior art keywords
- cutter
- cutting
- extruder
- cooling liquid
- cutting device
- 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.)
- Active
Links
Images
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a cutting device of plastic granules extruder, including setting up the support body in the extruder discharge opening outside, and cutting part and the control part of setting on the support body, wherein the discharge opening in line setting of extruder, this application is through being provided with a cutter above every line discharge gate, the cutter both ends link to each other through the side lever and form the cutting part, the cutting part sets up in the guide slot on the support body, the cutting part reciprocates along the guide slot under the effect of the cylinder as the control part, move down the plastics that in-process cutter extruded its below one line discharge opening and cut, the cutting has been gone up and has been shifted back the in-process and set up the blend stop that will glue on the cutter in support body cutter the place ahead and scrape, and this device still sets up cooling channel in cutting device inside, use the device cutting can guarantee that the plastic granules length of each discharge opening cutting equals, establish cooling channel in the cutting device simultaneously and can effectively prevent to be cut the granule adhesion on the cutter.
Description
Technical Field
The utility model relates to a cutting equipment technical field of plastic granules extruder especially relates to a cutting device of plastic granules extruder.
Background
The principle of producing plastic granules by a plastic granule extruder is that production raw materials are extruded through an extrusion port of the extruder after being subjected to hot melting in a heating, pressurizing and shearing mode and are cut by a cutting device, the extrusion port of the small granule extruder generally comprises a plurality of extrusion holes, a rotating cutter is generally arranged on one side of the extrusion port in the cutting process, the extrusion port materials are cut by continuous rotation, and the inventor finds that the following defects exist in the cutting process of the small granule plastic extruder by using the cutter.
Firstly, because the positions of a plurality of extrusion holes arranged on the extrusion port are different, the cutting time of the rotating cutter is different, so that the extrusion lengths of the extrusion ports at different positions are different, namely, the sizes of plastic particles obtained by cutting all the extrusion holes on the whole extrusion port once by the rotation of the cutter are different.
Secondly, the plastic granules extruded by the extruder have high temperature, soft texture and certain viscosity, and can be stuck on a cutter. The cutter is in extruding the mouth for a long time, and its temperature is not big with the temperature of extruding mouthful surrounding environment temperature and extruding plastics's temperature difference, can't cool off cutter itself, and when the cutter that the temperature is higher relatively cuts, the probability of adhesion plastic granules is bigger relatively on the cutter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cutting device of plastic granules extruder to solve the deficiencies of the prior art that the prior art proposed in the above-mentioned background art, through designing a plurality of extrusion holes of extrusion opening into ranks setting, then set up a cutter above each line, the cutter reciprocates like this and can realize different lines and cut simultaneously, just so make each extrusion hole by the plastic granules length size unanimous that the cutting got; meanwhile, a cooling channel is arranged inside the cutter to cool the cutter, and the cut particles are prevented from being adhered to the cutter through the barrier strips.
In order to achieve the above object, the utility model provides a following technical scheme: a cutting device of a plastic particle extruder comprises a frame body arranged outside a discharge hole of the extruder, and a cutting part and a control part which are arranged on the frame body, wherein the discharge hole of the extruder is arranged in a line;
the rack body comprises two vertical rods which are arranged in parallel, two ends of each vertical rod are connected into a whole through a cross rod, and guide grooves are formed in the opposite surfaces of the two vertical rods;
the cutting part comprises a plurality of cutters which are arranged in parallel, each cutter corresponds to a row of discharge holes on the extruder and is positioned above the corresponding discharge hole, two sides of each cutter are connected into a whole through side rods, and the side rods on the two sides are respectively embedded into the guide grooves of the two vertical rods of the frame body and can move up and down along the guide grooves;
the control part is an air cylinder, the air cylinder main body is fixedly arranged below the cross rod at the top, and the end part of a piston rod of the air cylinder is fixedly connected with the cutter back of the cutter positioned at the uppermost side in the cutting part;
during cutting, the control part controls the cutting part to move up and down along the guide groove on the vertical rod in the frame body so as to cut plastics discharged from the discharge holes of the corresponding line of extruders below the cutter.
Further as the utility model discloses an optimal scheme, be equipped with the first cooling channel who runs through the length direction of cutter in the cutter, two side levers are inside to be cavity and to form the coolant liquid respectively and divide sap cavity and coolant liquid collection liquid chamber, wherein the coolant liquid is provided with the drain pipe on dividing the sap cavity on being provided with feed liquor pipe, coolant liquid collection liquid chamber, and the both ends of first cooling channel are the coolant liquid respectively and divide sap cavity and coolant liquid collection liquid chamber intercommunication.
Further conduct the utility model discloses an optimal scheme, be equipped with the blend stop of a plurality of cutter one-to-one on a plurality of and the cutting part on the support body for will glue the plastic granules on the cutter and get rid of.
Further conduct the preferred scheme of the utility model, the feed liquor pipe is connected with outside water pump for divide sap cavity, first cooling channel, coolant liquid collecting chamber and discharge through the drain pipe with the coolant water injection coolant liquid, with the cooling cutter.
Further conduct the preferred scheme of the utility model, the cutter unilateral is edged, and the discharge opening of extruder is kept away from on one side of edging, is not edged one side and hugs closely extruder discharge opening place plane.
Compared with the prior art, the beneficial effects of the utility model are that: the cutting device comprises a plurality of cutters which are arranged in parallel, the cutters are matched and applied to the extruders with the discharge holes arranged in rows, so that the cutters can move up and down to realize simultaneous cutting of different rows, and the lengths of plastic particles obtained by cutting each extrusion hole are consistent; be equipped with cooling channel in the cutter inside, realize the cooling to the cutter through the cooling water that provides the circulation in to cooling channel, simultaneously through set up the blend stop corresponding with it on the support body of every cutter front side, the cutting is accomplished the back cutter and is retracted this blend stop of in-process and can be got rid of the plastic granules of adhesion on the cutter, prevents to be adhered on the cutter by the granule of cutting.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is a schematic sectional view taken along the direction B-B in fig. 2.
Fig. 5 is a schematic perspective sectional view of the present invention.
Fig. 6 is a schematic view of the frame body of the present invention.
Fig. 7 is a schematic view of the cutting part of the present invention.
In the figure: 1. a cutter; 2. a vertical rod; 3. a cross bar; 4. a guide groove; 5. a side lever; 6. a control unit; 7. a channel; 8. blocking strips; 9. a discharge port; 10. a cooling liquid separating cavity; 11. a coolant liquid collection chamber; 12. a liquid outlet pipe; 13. a liquid inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 7 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the drawings, the embodiment specifically discloses a cutting device of a plastic particle extruder, which comprises a frame body arranged outside a discharge port 9 of the extruder, and a cutting part and a control part 6 arranged on the frame body, wherein the discharge ports of the extruder are arranged in a row; when the cutting is in an initial state and a final state, each cutter 1 is positioned above the discharge hole of the line to be cut and below the discharge hole of the line above the discharge hole of the line to be cut; during cutting, the control part 6 controls the cutting part to move up and down along the guide groove 4 on the vertical rod 2 in the frame body so as to cut the plastics discharged from the discharge holes of the corresponding line of extruders below the cutter 1.
Particularly, the support body includes two mutual parallel arrangement's montant 2, and the both ends of two montants 2 link into an integrated entity through horizontal pole 3, and the face that two montants 2 are relative is equipped with guide slot 4, and this support body can pass through bolt or connecting rod fixed connection with the extruder.
Particularly, the cutting portion includes a plurality of parallel arrangement's cutter 1, every cutter 1 corresponds the last discharge opening of an expert of extruder and is located the top of corresponding discharge opening, 1 both sides of cutter link into a whole through side lever 5, the side lever 5 of both sides imbeds respectively in the guide slot 4 of two montants 2 of support body and can follow guide slot 4 and reciprocate, when specifically controlling the cutting portion for control portion control and reciprocating, the side lever 5 of both sides slided from top to bottom in guide slot 4, the cutter cutting direction can be guaranteed to the guide slot.
Specifically, the control part 6 is a telescopic cylinder, an oil cylinder, an electric telescopic rod and the like, preferably a cylinder, and the cylinder is connected with an external air source through an air pipe to control the cylinder to stretch; the concrete setting is connected as follows, and the fixed setting in the horizontal pole 3 below at top of cylinder main part, if cylinder main part top sets up in the horizontal pole 3 below at top through the round pin axle activity, the tip of the piston rod of cylinder links to each other with the back of a knife blade of the cutter 1 that is located the top in the cutting part is fixed, and when the cylinder is flexible, the flexible plastics that drives the cutting part and extrude along 4 downstream cutting discharge openings of its below of guide slot, rebound retract to initial position.
In order to ensure that the acting force exerted on the cutting part by the control part is symmetrical and uniform, the air cylinders are symmetrically arranged about a connecting line of midpoints of an upper cross rod and a lower cross rod of the rack.
Further, in order to reduce the temperature of the cutter 1, a first cooling channel 7 penetrating through the cutter in the length direction is arranged in the cutter 1, namely the first cooling channel 7 along the length direction of the cutter 1 is arranged in the cutter 1, and two ends of the first cooling channel 7 are communicated; two side levers 5 are inside to be the cavity and form coolant liquid branch liquid chamber 10 and coolant liquid collection chamber 11 respectively, and wherein the coolant liquid is provided with feed liquor pipe 13 on the liquid chamber 10, is provided with drain pipe 12 on the coolant liquid collection chamber 11, and the both ends of first cooling channel 7 divide liquid chamber 10 and coolant liquid collection chamber 11 intercommunication with the coolant liquid respectively.
Further in order to get rid of the plastic granules of adhesion on cutter 1 when cutting, be equipped with the blend stop 8 of a plurality of and the 1 one-to-one of a plurality of cutter on the cutting portion on the support body, the position of the below of this blend stop 8 is higher than or equal to the position of the cutting edge of cutter 1 when cutter 1 originally appeared to guarantee that blend stop 8 can get rid of for the plastic granules that will glue on cutter 1.
As the optimization of the aforesaid cooling system, feed liquor pipe 13 is connected with outside water pump for divide liquid chamber 10, first cooling channel 7, coolant liquid collection chamber 11 and discharge through drain pipe 13 with the coolant water injection, with cooling cutter 1, the temperature of cutter 1 can effectually be reduced to the circulating coolant water, can also play certain cooling effect to the ambient temperature around extruding opening 9 simultaneously, the cooling rate of the plastic granules of being extruded is accelerated, the possibility of the granule adhesion of being extruded on cutter 1 is reduced.
Further in order to guarantee the regularity of the cutting surface, the cutter 1 is edged on one side, the plane where the discharge hole of the extruder is located is attached to one side, away from the discharge hole of the extruder, and not edged, of one side, and the cutting edge can cut off the plastic particles along the extrusion port in order during cutting.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements are all considered to be within the protection scope of the present invention.
Claims (5)
1. A cutting device of a plastic particle extruder comprises a frame body arranged outside a discharge hole of the extruder, and a cutting part and a control part which are arranged on the frame body, wherein the discharge hole of the extruder is arranged in a line,
the rack body comprises two vertical rods which are arranged in parallel, two ends of the two vertical rods are connected into a whole through a cross rod, and guide grooves are formed in the opposite surfaces of the two vertical rods;
the cutting part comprises a plurality of cutters which are arranged in parallel, each cutter corresponds to a row of discharge holes on the extruder and is positioned above the corresponding discharge hole, two sides of each cutter are connected into a whole through side rods, and the side rods on the two sides are respectively embedded into the guide grooves of the two vertical rods of the frame body and can move up and down along the guide grooves;
the control part is an air cylinder, the air cylinder main body is fixedly arranged below the cross rod at the top, and the end part of a piston rod of the air cylinder is fixedly connected with the cutter back of the cutter positioned at the uppermost side in the cutting part;
during cutting, the control part controls the cutting part to move up and down along the guide groove on the vertical rod in the frame body so as to cut plastics discharged from the discharge holes of the corresponding line of extruders below the cutter.
2. The cutting device of the plastic particle extruding machine as claimed in claim 1, wherein a first cooling channel is formed in the cutter and penetrates through the cutter in the length direction, the two side rods are hollow inside and respectively form a cooling liquid distribution chamber and a cooling liquid collection chamber, a liquid inlet pipe is arranged on the cooling liquid distribution chamber, a liquid outlet pipe is arranged on the cooling liquid collection chamber, and two ends of the first cooling channel are respectively communicated with the cooling liquid distribution chamber and the cooling liquid collection chamber.
3. The cutting device of the plastic particle extruding machine as claimed in claim 1 or 2, wherein the frame body is provided with a plurality of barrier strips which correspond to the plurality of cutters on the cutting part one by one and are used for removing the plastic particles adhered to the cutters.
4. The cutting apparatus for plastic pellet extruder as claimed in claim 2, wherein the liquid inlet pipe is connected to an external water pump for injecting cooling water into the cooling liquid distribution chamber, the first cooling channel, the cooling liquid distribution chamber and discharging through the liquid outlet pipe to cool the cutter.
5. The cutting device of the plastic particle extruding machine as claimed in claim 4, wherein the cutting knife is edged on one side, and the edged side is far away from the discharging hole of the extruding machine, and the non-edged side is tightly attached to the plane of the discharging hole of the extruding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223256678.5U CN218748731U (en) | 2022-12-06 | 2022-12-06 | Cutting device of plastic particle extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223256678.5U CN218748731U (en) | 2022-12-06 | 2022-12-06 | Cutting device of plastic particle extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218748731U true CN218748731U (en) | 2023-03-28 |
Family
ID=85680490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223256678.5U Active CN218748731U (en) | 2022-12-06 | 2022-12-06 | Cutting device of plastic particle extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218748731U (en) |
-
2022
- 2022-12-06 CN CN202223256678.5U patent/CN218748731U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111546566B (en) | Regulation type injection mold convenient to shaping | |
| CN111688105A (en) | Injection mold | |
| CN218748731U (en) | Cutting device of plastic particle extruder | |
| CN104786458A (en) | Production technology method and equipment for molding three-dimensional hollow product in continuous extruding manner | |
| CN212147100U (en) | Traction device and extrusion granulation equipment with same | |
| CN209141181U (en) | A kind of air-cooled biodegradable plastics pelletizer | |
| CN205326045U (en) | Grain device is cut to water ring | |
| CN215550062U (en) | Grain device is cut with cutting to production of plastics environmental protection master batch | |
| CN208529475U (en) | A kind of illusion-colour PVC film pelletizer | |
| CN209504865U (en) | A kind of pvc pipe molding machine | |
| JP7146033B1 (en) | CONTINUOUS ROTARY EXTRUSION SURFACE REINFORCED CUSHION, FORMING APPARATUS AND METHOD | |
| CN209955063U (en) | Non-stick cutter cutting device for plastic processing | |
| CN212528325U (en) | Air-cooled die surface hot cutting extruder | |
| CN221437181U (en) | Adjustable die for bracing and granulating | |
| CN209191248U (en) | A kind of woven bag flat filament shaping mechanism | |
| CN206393848U (en) | A kind of modifying plastics stretching and granulation multiple bay | |
| CN208801644U (en) | Environment-friendly PVC anti-static carpet pad production line | |
| CN209955064U (en) | High-speed cooling and cutting device for plastic processing | |
| CN221136522U (en) | EPDM granule granulator | |
| CN207942667U (en) | A kind of improved hot-cut pelletizers extrusion die | |
| CN207027930U (en) | One kind can prevent the extremely caused device of water cooling bracing pelletizing | |
| CN213321606U (en) | Extruder head | |
| CN102209613B (en) | Device and method for continuous casting and granulation of strands from thermoplastic | |
| CN211416229U (en) | Plastic extruding machine with cooling device | |
| CN210705876U (en) | Longitudinal multi-screw injection molding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |