CN217318753U

CN217318753U - Modified material pelleter

Info

Publication number: CN217318753U
Application number: CN202221186543.3U
Authority: CN
Inventors: 孟庆辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-30
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a modified material granulator, which comprises a frame and a hob cutter arranged on the frame, wherein the hob cutter comprises a cutter body and blades equidistantly arranged on the surface of the cutter body, the two sides of the blades are both provided with cutting edges, and the blades are rotatably connected with the cutter body; a locking assembly is arranged between the blade and the cutter body, the locking assembly can be switched between an unlocking state and a locking state, and the blade can be switched by rotating the blade; the tool comprises a tool body and is characterized in that unlocking assemblies are arranged at two ends, corresponding to the tool body, of the machine frame, the unlocking assemblies are arranged in a manner that when one of the locking assemblies and the unlocking assembly are in a coaxial state in the axial direction of the tool body, the unlocking assembly can be operated to enable the locking assembly to be switched between an unlocking state and a locking state. The utility model discloses a modified material pelleter all sets up the cutting edge through the both sides of blade, and cooperation unblock subassembly cooperation locking subassembly can conveniently carry out quick cutting edge, the cost is reduced to work efficiency has been improved.

Description

Modified material pelleter

Technical Field

The utility model relates to a pelleter technical field especially relates to a modified material pelleter.

Background

A granulator is cutting equipment and generally comprises a base, a left wall plate, a right wall plate, a motor, a transmission device, a pressure roller, a hob, a sieve bucket and other parts. The plastic material in strip shape is added into the granulator from the feeding hole, and the plastic material is cut into particles under the rotation action of the hob. The blade of the hob can be abraded due to long-time cutting work, and a gap or a bend can be generated on the blade edge of the hob, so that the cutting effect on materials is influenced.

Because prior art is only provided with the cutting edge in blade one side, after the blade wearing and tearing, directly change the blade of renewal to can lead to the cost to increase, in addition, when changing the blade, the shell that need take apart the frame is dismantled the blade from the cutter body and is changed again, and the change process is wasted time and energy, and need stop work for a long time when changing the blade, has influenced the production progress, to this, needs improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modified material pelleter all sets up the cutting edge through the both sides at the blade for after one side cutting edge wearing and tearing, through unblock subassembly cooperation locking subassembly can make things convenient for the fast switch-over cutting edge, thereby reduce cost, and improved work efficiency.

In order to solve the technical problem, the utility model provides a modified material granulator, which comprises a frame and a hob cutter arranged on the frame, wherein the hob cutter comprises a cutter body and blades equidistantly arranged on the surface of the cutter body, cutting edges are arranged on two sides of each blade, and the blades are rotatably connected with the cutter body;

a locking assembly is arranged between the blade and the cutter body, the locking assembly can be switched between an unlocking state and a locking state, when the locking assembly is in the locking state, the blade and the cutter body are kept relatively fixed, and when the locking assembly is in the unlocking state, the blade can be switched to the cutting edge by rotating the blade;

the tool comprises a tool body and is characterized in that unlocking assemblies are arranged at two ends, corresponding to the tool body, of the machine frame, the unlocking assemblies are arranged in a manner that when one of the locking assemblies and the unlocking assembly are in a coaxial state in the axial direction of the tool body, the unlocking assembly can be operated to enable the locking assembly to be switched between an unlocking state and a locking state.

Preferably, the blade is rotatably connected with the cutter body through cutter shafts arranged at two ends of the blade, and the two cutting edges are symmetrically distributed on two sides of the cutter shafts.

Preferably, both ends of the cutter body are outwards formed with annular supporting parts, the locking subassembly includes locking sleeve, locking piece and sets up the elasticity recovery subassembly in the locking sleeve, wherein:

the locking sleeve penetrates through the supporting part, a locking cavity and an unlocking cavity which are communicated are axially arranged in the locking sleeve, the unlocking cavity is positioned between the blade and the locking cavity, one end of the cutter shaft is inserted into the locking sleeve, the locking block is positioned in the locking cavity and sleeved on one end of the cutter shaft inserted into the locking sleeve, and two ends of the elastic recovery assembly are respectively fixed on the locking block and the cutter shaft;

the knife shaft and the locking block are provided with a limiting assembly, the limiting assembly enables the locking block and the knife shaft to be relatively fixed in the circumferential direction, and the locking block can axially displace on the knife shaft, so that the locking block and the unlocking block can move between the locking cavity and the unlocking cavity.

Preferably, the limiting assembly comprises an axial sliding groove formed in the surface of the cutter shaft and an axial sliding block arranged inside the locking block, and the axial sliding block is in sliding fit with the axial sliding groove.

Preferably, the locking block and the locking cavity are of a matched 4N-edge structure, wherein N is a positive integer.

Preferably, the elastic recovery assembly comprises a spring and a spring seat, wherein the spring seat is sleeved on the cutter shaft, two ends of the spring are respectively fixed on the locking block and the spring seat, the spring is parallel to the cutter shaft, and the spring is arranged to be continuously compressed in the process that the locking block enters the unlocking cavity from the locking cavity.

Preferably, an annular sliding groove matched with the spring seat is formed in the inner wall surface of the locking sleeve at a position corresponding to the spring seat, and the spring seat is in sliding fit in the annular sliding groove.

Preferably, the unblock subassembly includes the unblock bolt, unblock bolt threaded connection is in the frame, unblock bolt, arbor and the coaxial setting of locking sleeve, the unblock bolt sets to at the in-process of precession, and its screw thread end inserts the locking sleeve and promotes the locking piece and follow axial slip on the arbor for the locking piece gets into the unblock intracavity from the locking chamber.

Preferably, a ball is embedded in the end of the threaded end of the unlocking bolt.

The utility model discloses a modified material pelleter all is equipped with the cutting edge through the both sides at the blade, and after one of them side cutting edge wearing and tearing, its opposite side cutting edge can switch the use to the cost is reduced utilizes the blade to rotate to connect on the cutter body in addition, and cooperation unblock subassembly and locking subassembly can make things convenient for the fast switch over cutting edge, and switching process labour saving and time saving need long-time shut down when avoiding prior art to change the blade, has influenced the problem of production progress.

Drawings

Fig. 1 is a schematic structural diagram of the modified material granulator of the present invention.

Fig. 2 is a schematic view of the local split of the modified material pelletizer of the present invention.

Fig. 3 is a schematic view of the ball structure of the modified material pelletizer of the present invention.

Fig. 4 is a schematic view of the locking sleeve of the modified material pelletizer of the present invention.

Fig. 5 is a schematic structural diagram of a limiting component of the modified material granulator of the present invention.

Fig. 6 is an enlarged view of a portion a of the modified material pelletizer of fig. 2 according to the present invention.

The reference numbers illustrate:

1. a frame; 2. hobbing cutters; 3. a cutter body; 4. a blade; 5. a blade; 6. a locking assembly; 7. an unlocking assembly; 8. a cutter shaft; 9. a support portion; 10. a locking sleeve; 11. a locking block; 12. an elastic recovery assembly; 13. a lock cavity; 14. an unlock cavity; 15. a limiting component; 16. an axial chute; 17. an axial slide block; 18. a spring; 19. a spring seat; 20. an annular chute; 21. a bolt; 22. and a ball.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a modified material granulator, including a frame 1 and a hob 2 disposed on the frame 1, wherein the hob 2 includes a cutter body 3 and blades 4 equidistantly mounted on the surface of the cutter body 3, both sides of the blades 4 are provided with cutting edges 5, and the blades 4 are rotatably connected to the cutter body 3; for the convenience of switching cutting edge 5, be equipped with locking subassembly 6 between blade 4 and the cutter body 3, locking subassembly 6 can switch between unblock state and locking state, when locking subassembly 6 is the locking state, keep relatively fixed between blade 4 and the cutter body 3, when locking subassembly 6 is the unblock state, cutting edge 5 is switched in accessible rotation blade 4, the both ends of cutter body 3 are outwards formed with annular supporting part 9, locking subassembly 6 includes locking sleeve 10, locking piece 11 and the elastic recovery subassembly 12 of setting in locking sleeve 10, wherein: the locking sleeve 10 penetrates through the supporting part 9, a locking cavity 13 and an unlocking cavity 14 which are communicated with each other are axially arranged in the locking sleeve 10, specifically, the size of the unlocking cavity 14 is larger than that of the locking block 11, so that the locking block 11 can rotate in the unlocking cavity 14, the unlocking cavity 14 is positioned between the blade 4 and the locking cavity 13, one end of the cutter shaft 8 is inserted into the locking sleeve 10, the locking block 11 is positioned in the locking cavity 13 and sleeved on one end of the cutter shaft 8 inserted into the locking sleeve 10, and two ends of the elastic recovery assembly 12 are respectively fixed on the locking block 11 and the cutter shaft 8; the machine frame 1 is provided with unlocking assemblies 7 corresponding to two ends of the cutter body 3, the unlocking assemblies 7 are arranged to enable the locking assemblies 6 to be switched between an unlocking state and a locking state by operating the unlocking assemblies 7 when one of the locking assemblies 6 and the unlocking assembly 7 are in a coaxial state in the axial direction of the cutter body 3, each unlocking assembly 7 comprises an unlocking bolt 21, each unlocking bolt 21 is in threaded connection with the machine frame 1, each unlocking bolt 21, each cutter shaft 8 and each locking sleeve 10 are coaxially arranged, each unlocking bolt 21 is arranged in a screwing process, a threaded end of each unlocking bolt 21 is inserted into each locking sleeve 10 and pushes each locking block 11 to axially slide on each cutter shaft 8, each locking block 11 enters each unlocking cavity 14 from each locking cavity 13, when the cutting edge 5 of each cutter blade 4 needs to be switched, each cutter body 3 is stirred to drive each cutter blade 4 to axially rotate along the cutter body 3 until the cutter shaft 8 of the corresponding cutter blade 4 and each bolt 21 are in a coaxial state, and simultaneously rotate the bolt 21 at cutter body 3 both ends for the screw thread end of bolt 21 gets into in the locking sleeve 10, promote locking piece 11 again on arbor 8 along the axial sliding of arbor 8, promote the in-process and extrude spring 18, make spring 18 constantly compressed, in locking piece 11 is promoted to unblock chamber 14, can stir blade 4 along the axial rotation 180 degrees of arbor 8, switch over cutting edge 5, screw out bolt 21 after the switching is accomplished, locking piece 11 resets to in the locking chamber 13 under the elastic action of spring 18, be relatively fixed with cutter body 3, accomplish the convenient quick switching of cutting edge 5 promptly, and easy operation, labour saving and time saving.

The blade 4 is rotatably connected with the cutter body 3 through the cutter shafts 8 arranged at the two ends of the blade, and the two cutting edges 5 are symmetrically distributed at the two sides of the cutter shafts 8.

Be equipped with spacing subassembly 15 between arbor 8 and the locking piece 11, spacing subassembly 15 makes between locking piece 11 and the arbor 8 at circumferencial direction relatively fixed, and locking piece 11 can be along axial displacement on arbor 8, make it move between locking chamber 13 and unblock chamber 14, spacing subassembly 15 is including setting up axial spout 16 on arbor 8 surface and setting up at the inside axial slider 17 of locking piece 11, sliding fit between axial slider 17 and the axial spout 16, adopt this kind of mode, on the one hand, can guarantee that locking piece 11 can be between locking chamber 13 and unblock chamber 14, along the axial stability's of arbor 8 motion, locking piece 11 can conveniently reset to in the locking chamber 13 fast, on the other hand, avoid arbor 8 and locking piece 11 relative rotation, lead to elastic recovery subassembly 12 to take place the distortion and cause the damage, thereby protect elastic recovery subassembly 12.

For avoiding the locking piece 11 to rotate to the chamber at the lock, locking piece 11 is the 4N limit shape structure of looks adaptation with locking chamber 13, and wherein, N is positive integer, and is concrete, can be quadrangle etc. because blade 4 switches when cutting edge 5, locking piece 11 follows blade 4 and is 180 degrees along the axial turned angle of arbor 8, and the setting of this mode makes locking piece 11 still can get into in the locking chamber 13 after rotating.

The elastic recovery assembly 12 comprises a spring 18 and a spring seat 19, wherein the spring seat 19 is sleeved on the cutter shaft 8, two ends of the spring 18 are respectively fixed on the locking block 11 and the spring seat 19, the spring 18 is parallel to the cutter shaft 8, and the spring 18 is set to be continuously compressed in the process that the locking block 11 enters the unlocking cavity 14 from the locking cavity 13; secondly, the elastic force of the spring 18 can stably push the locking block 11 into the cavity, so as to improve the stability of the blade 4 fixed on the cutter body 3.

The annular chute 20 with 19 looks adaptations of spring holder is seted up to the position that locking sleeve 10 internal face corresponds to spring holder 19, and spring holder 19 sliding fit is in annular chute 20, adopts this mode for spring holder 19 is spacing in annular chute 20 to the heart, and then improves the stability of arbor 8 in locking sleeve 10, makes arbor 8 continuously keep being coaxial state with locking sleeve 10.

The threaded end tip of unblock bolt 21 inlays and is equipped with ball 22, ball 22 replaces bolt 21's threaded end and latch segment contact, the frictional force that reduces unblock bolt 21's threaded end and 11 contact productions of lock block, on the one hand, be convenient for better promotion lock block 11 along arbor 8's endwise slip, on the other hand, arbor 8 drive latch segment rotation in-process, the latch segment is in the state of contradicting on bolt 21's threaded end, the better rotation that rotates of latch segment of being convenient for can.

The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A modified material granulator comprises a rack and a hob arranged on the rack, wherein the hob comprises a cutter body and blades equidistantly mounted on the surface of the cutter body, and is characterized in that cutting edges are arranged on two sides of each blade, and the blades are rotatably connected with the cutter body;

the unlocking assembly is arranged at two ends, corresponding to the cutter body, of the rack, and the unlocking assembly is arranged to be capable of switching between the unlocking state and the locking state by operating the unlocking assembly when one of the locking assembly and the unlocking assembly is in a coaxial state in the axial direction of the cutter body.

2. The modified material pelletizer of claim 1, wherein said blade is rotatably connected to said cutter body by means of a cutter shaft disposed at both ends thereof, and two cutting edges are symmetrically disposed on both sides of the cutter shaft.

3. The modified material pelletizer of claim 2, wherein said cutter body has annular support portions formed outwardly at both ends thereof, and said locking assembly includes a locking sleeve, a locking block, and an elastic restoring assembly disposed within said locking sleeve, wherein:

4. The modified material pelletizer of claim 3, wherein said limiting assembly includes an axial sliding groove disposed on the surface of said arbor and an axial sliding block disposed inside said locking block, said axial sliding block and said axial sliding groove being in sliding engagement.

5. The modified material pelletizer of claim 3, wherein said locking block and said locking cavity are of a 4N-sided polygonal configuration, where N is a positive integer.

6. The modified material pelletizer of claim 3, wherein the resilient restoring assembly comprises a spring and a spring seat, wherein the spring seat is disposed on the arbor, the spring is fixed at its two ends to the locking block and the spring seat, respectively, and the spring is parallel to the arbor, and the spring is configured to be continuously compressed during the process of the locking block entering the unlocking chamber from the locking chamber.

7. The modified material pelletizer of claim 6, wherein the locking sleeve has an annular sliding groove formed on an inner wall surface thereof corresponding to the spring seat, the annular sliding groove being adapted to the spring seat, and the spring seat is slidably fitted in the annular sliding groove.

8. The modified material pelletizer of claim 3, wherein the unlocking assembly includes an unlocking bolt, the unlocking bolt is threadedly connected to the frame, the unlocking bolt, the arbor and the locking sleeve are coaxially disposed, and the unlocking bolt is configured such that during precession, its threaded end inserts into the locking sleeve and pushes the locking block to slide axially on the arbor, so that the locking block enters the unlocking chamber from the locking chamber.

9. The modified material pelletizer of claim 8, wherein a ball is embedded in the threaded end of said unlocking bolt.