CN212824285U

CN212824285U - Automatic knife grinder

Info

Publication number: CN212824285U
Application number: CN202021234530.XU
Authority: CN
Inventors: 刘绍兴; 李花
Original assignee: Guangdong Jucheng Intelligent Technology Co Ltd
Current assignee: Guangdong Jucheng Intelligent Technology Co Ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-03-30
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses an automatic knife sharpener, which comprises a frame, the whetstone dish, the drive assembly whetstone, the cutting knife group, drive assembly and mounting bracket about the knife group, the drive assembly whetstone is installed inside the frame, whetstone dish dress is established in the top of frame, the drive assembly whetstone is connected with the whetstone dish transmission, thereby the rotation takes place for the drive whetstone dish, the mounting bracket is installed in the top of frame, drive assembly installs in the top of mounting bracket about the knife group, the cutting knife equipment is established in the below of mounting bracket and is placed in the top of whetstone dish, drive assembly is connected with the cutting knife group transmission about the knife group, thereby the up-and-down. The utility model discloses drive assembly drive about well knife tackle cutting knife tackle downstream with the whetstone disk contacts, whetstone disk rotates and polishes cutting knife tackle for on the surface of cutting knife tackle was in same horizontal plane, the size shape of the plastic grain after guaranteeing the cutting was unified neat.

Description

Automatic knife grinder

Technical Field

The utility model relates to a pelleter field, in particular to automatic knife grinder.

Background

The traditional extrusion granulator for recycling waste plastics melts and filters plastics through a single-stage or double-stage extruder, extrudes spicy strips, and then carries out cooling solidification and granulation. When plastics are cut grain and are processed, the cooperation work of pelleter blade and die head, and pelleter blade is high-speed rotatory under motor drive, and high temperature melting's material is extruded from the die head, is cut into plastic granules by the pelleter blade. After the blades are arranged on the cutter head, the surfaces of the assembled blades are uneven and not in the same horizontal plane due to the production difference of the blades, so that the plastic particles after cutting are uneven and different in size, and the production quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide an automatic knife sharpener to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: the utility model provides an automatic knife sharpener, drive assembly and mounting bracket about including frame, grinding cutter dish, knife sharpening drive assembly, cutting knife group, knife sharpening drive assembly installs inside the frame, the knife sharpening dish is established the top of frame, knife sharpening drive assembly with the transmission of grinding cutter dish is connected, thereby the drive the rotation takes place for the knife sharpening dish, the mounting bracket is installed the top of frame, drive assembly installs about the knife group in the top of mounting bracket, cutting knife group installs the below of mounting bracket is placed in the top of grinding cutter dish, drive assembly about the knife group with the transmission of cutting knife group is connected, thereby the drive the up-and-down motion of cutting knife group.

As a further elaboration of the above technical solution:

in the above technical scheme, sharpen drive assembly includes driving motor, rotation axis and carousel, the carousel is installed the top of frame and fixed cover are established one of rotation axis is served, grind the blade disc with carousel fixed connection, rotation axis downwardly extending stretches into inside the frame, driving motor installs inside the frame and with the other end transmission of rotation axis is connected, thereby the drive the rotation axis takes place to rotate, with this drive the carousel with sharpen the blade disc takes place to rotate.

In the above technical scheme, the cutter group up-and-down driving assembly comprises an up-and-down driving cylinder, the up-and-down driving cylinder is arranged at the upper end of the frame, and an output rod of the up-and-down driving cylinder is in transmission connection with the cutting cutter group.

In the above technical scheme, cutter unit includes cutter disc and cutting blade, cutter disc with the output lever transmission of driving cylinder from top to bottom is connected, cutting blade all installs on the outside edge all around of cutter disc.

In the technical scheme, the device further comprises a guide column and a guide sliding plate, wherein the guide column is arranged at the upper end of the rack, the middle part of the guide sliding plate is fixedly sleeved on the outer side surface of the output rod of the vertical driving cylinder, the left end and the right end of the guide sliding plate are respectively sleeved on the corresponding outer side surface of the guide column in a sliding manner, and the guide sliding plate can slide up and down on the guide column.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a drive assembly about frame, grinding cutter dish, whetting a knife drive assembly, cutting knife group and knife group, whetting a knife drive assembly drive whetting a knife and taking place to rotate, the drive assembly drive about the knife group cutting knife group downstream with whetting a knife and contacting, whetting a knife and rotating and polish to cutting knife group for on the surface of cutting knife group was in same horizontal plane, the size shape of the plastic grain after guaranteeing the cutting was unified neat.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view of a middle grinder disc and a grinder driving assembly according to the present invention;

fig. 4 is a schematic structural diagram of the middle cutting knife group and the knife group up-down driving assembly of the present invention.

In the figure: 1. a frame; 2. grinding a cutter disc; 3. a knife sharpening driving component; 31. a drive motor; 32. a rotating shaft; 33. a turntable; 4. a cutting knife set; 41. a cutter disc; 42. a cutting blade; 5. a cutter group up-and-down driving assembly; 51. an up-down driving cylinder; 52. a guide post; 53. a guide slide plate; 6. and (7) mounting frames.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-4, an automatic knife sharpener comprises a frame 1, a knife grinder 2, a knife grinder driving component 3, a cutter group 4, a knife group upper and lower driving component 5 and a mounting rack 6, the knife grinder driving component 3 is mounted inside the frame 1, the knife grinder 2 is mounted above the frame 1, the knife grinder driving component 3 is in transmission connection with the knife grinder 2 so as to drive the knife grinder 2 to rotate, the mounting rack 6 is mounted above the frame 1, the knife group upper and lower driving component 5 is mounted above the mounting rack 6, the cutter group 4 is mounted below the mounting rack 6 and arranged above the knife grinder 2, the knife group upper and lower driving component 5 is in transmission connection with the cutter group 4 so as to drive the upper and lower movement of the cutter group 4. During operation, 3 drive grinding cutter discs 2 of drive assembly that whets a knife take place to rotate, and 5 drives of drive assembly about the knife tackle cutting knife tackle 4 downstream with grinding cutter discs 2 contacts to exert certain pressure to cutting knife tackle 4, grinding cutter discs 2 rotate and polish to cutting knife tackle 4, make cutting knife tackle 4's surface be in on the same horizontal plane, the size shape of the plastic grain after the assurance cutting is unified neat.

Wherein, as shown in fig. 3, the knife sharpening drive assembly 3 includes driving motor 31, rotation axis 32 and carousel 33, carousel 33 is installed the top of frame 1 and fixed cover are established on one end of rotation axis 32, knife sharpening disk 2 with carousel 33 fixed connection, rotation axis 32 downwardly extending stretches into inside frame 1, driving motor 31 is installed inside frame 1 and with the other end transmission of rotation axis 32 is connected, thereby drives rotation axis 32 takes place to rotate, with this drive carousel 33 with it rotates to grind knife sharpening disk 2 takes place to rotate.

Specifically, as shown in fig. 4, the knife assembly up-down driving assembly 5 includes an up-down driving cylinder 51, the up-down driving cylinder 51 is installed at the upper end of the frame 1, and the output rod thereof is in transmission connection with the cutting knife assembly 4. Preferably, still include guide post 52 and direction slide 53, guide post 52 is installed frame 1 upper end, the fixed cover in middle part of direction slide 53 is established on the lateral surface of the output pole of upper and lower drive cylinder 51, and the both ends slip the cover respectively and establish correspondingly about on the lateral surface of guide post 52, direction slide 53 can be in slide from top to bottom on the guide post 52. When the output rod of the up-and-down driving air cylinder 51 extends and contracts up and down, the guide sliding plate 53 is driven to slide up and down on the guide post 52, so that the up-and-down extension and contraction of the output rod are more stable and reliable.

Wherein, as shown in fig. 4, cutter unit 4 includes cutter disc 41 and cutting blade 42, cutter disc 41 with the output lever transmission of upper and lower drive cylinder 51 is connected, cutting blade 42 all installs on the outside edge all around of cutter disc 41.

The utility model discloses a drive assembly 5 about frame 1, whetstone disk 2, whetstone drive assembly 3, cutting knife group 4 and the knife group, whetstone drive assembly 3 drive whetstone disk 2 takes place to rotate, the drive assembly 5 drive about the knife group cutting knife group 4 downstream with whetstone disk 2 contacts, whetstone disk 2 rotates and polishes cutting knife group 4 for on cutting knife group 4's surface was in same horizontal plane, the size shape of the plastic grain after guaranteeing to cut was unified neat.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an automatic knife sharpener, its characterized in that, drive assembly and mounting bracket about including frame, sharpedge grinding disc, sharpedge grinding drive assembly, cutting knife tackle, sharpedge grinding drive assembly installs inside the frame, sharpedge grinding disc installs the top of frame, sharpedge grinding drive assembly with sharpedge grinding disc transmission is connected, thereby the drive sharpedge grinding disc takes place to rotate, the mounting bracket is installed the top of frame, drive assembly installs about the knife tackle the top of mounting bracket, cutting knife tackle install place in the below of mounting bracket in sharpedge grinding disc's top, cutting knife tackle about drive assembly with cutting knife tackle transmission is connected, thereby the drive the up-and-down motion of cutting knife tackle.

2. The automatic sharpener of claim 1, wherein said sharpening drive assembly comprises a drive motor, a rotary shaft and a turntable, said turntable is mounted above said frame and fixedly sleeved on one end of said rotary shaft, said sharpening disk is fixedly connected to said turntable, said rotary shaft extends downward into said frame, said drive motor is mounted in said frame and drivingly connected to the other end of said rotary shaft, thereby driving said rotary shaft to rotate, thereby driving said turntable and said sharpening disk to rotate.

3. The automatic sharpener of claim 1, wherein the knife assembly up-down driving assembly comprises an up-down driving cylinder, the up-down driving cylinder is mounted at the upper end of the frame, and an output rod of the up-down driving cylinder is in transmission connection with the cutting knife assembly.

4. The automatic sharpener of claim 3, wherein said cutter assembly includes a cutter disc and cutting blades, said cutter disc being drivingly connected to the output rod of said upper and lower drive cylinders, said cutting blades being mounted on the outer peripheral edge of said cutter disc.

5. The automatic knife sharpener according to claim 3, further comprising a guide post and a guide slide plate, wherein the guide post is mounted on the upper end of the frame, the middle part of the guide slide plate is fixedly sleeved on the outer side surface of the output rod of the up-down driving cylinder, the left end and the right end of the guide slide plate are respectively slidably sleeved on the corresponding outer side surfaces of the guide post, and the guide slide plate can slide up and down on the guide post.