CN220294859U

CN220294859U - Hobbing cutter is smashed to plastics

Info

Publication number: CN220294859U
Application number: CN202321675049.8U
Authority: CN
Inventors: 张腊才
Original assignee: Anhui Tiandao Precision Machinery Co ltd
Current assignee: Anhui Tiandao Precision Machinery Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2024-01-05
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses a plastic crushing hob, and belongs to the technical field of crushing hobs. The utility model provides a hobbing cutter is smashed to plastics, includes rotatory arbor, rotatory arbor's both ends symmetry is provided with the mounting panel, has cup jointed fixed sleeve frame on the mounting panel, swing joint has the hobbing cutter subassembly on the mounting panel, the hobbing cutter subassembly includes first hobbing cutter and second hobbing cutter, and gear engagement is passed through to the upper end of first hobbing cutter and second hobbing cutter, fixed sleeve frame's internal surface is provided with fixed gear. According to the plastic crushing hob disclosed by the utility model, the rotary hob shaft is provided with the plurality of groups of hob components through the mounting plate, the rotary hob shaft drives the plurality of groups of hob components to revolve simultaneously, meanwhile, the inner surface of the fixed sleeve frame is provided with the fixed gear, under the action of the end gear, the first hob and the second hob of the same group rotate oppositely, the staggered hob pieces can play a role of extrusion crushing, and the first hob on the adjacent hob components reversely rotates.

Description

Hobbing cutter is smashed to plastics

Technical Field

The utility model relates to the technical field of crushing hobs, in particular to a plastic crushing hob.

Background

The plastic has good plasticity, and the waste plastic is recovered and reproduced by crushing.

Chinese patent publication No. CN205020173U discloses a waste plastic pulverizer, including feeder hopper, conveying chamber, crushing chamber, conveyor, reducing mechanism and discharge gate, the feeder hopper is connected with conveying chamber, conveying chamber is connected with crushing chamber, the discharge gate is located crushing chamber right lower extreme, conveyor installs in conveying intracavity portion, reducing mechanism installs at crushing intracavity portion, and the device adopts screw conveyer pole conveyor, makes the raw materials get into crushing chamber at uniform velocity.

Although the problem of waste financial resources and material resources in the background technology can be solved to a certain extent, secondary pollution can also be caused simultaneously in this patent, but the many arbor of smashing the hobbing cutter in this patent is fixed knot constructs, and the hobbing cutter is rotatory, wholly drives the arbor and rotates, and under the effect of centrifugal force, the blade is close to the contact of hob outer lane one side and plastics, smashes inefficiency.

Disclosure of Invention

The utility model aims to overcome the defects that the cutter shaft is fixed and cannot rotate in the prior art, and provides a plastic crushing hob for solving the defects.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a hobbing cutter is smashed to plastics, includes rotatory arbor, rotatory arbor's both ends symmetry is provided with the mounting panel, has cup jointed fixed sleeve frame on the mounting panel, swing joint has hobbing cutter subassembly on the mounting panel, hobbing cutter subassembly includes first hobbing cutter and second hobbing cutter, and gear engagement is passed through to the upper end of first hobbing cutter and second hobbing cutter, fixed sleeve frame's internal surface is provided with fixed gear, and fixed gear and first hobbing cutter engagement, fixed sleeve frame's edge is provided with the lasso, lasso and mounting panel swing joint.

Preferably, the first hob and the second hob comprise hob blades, hob shafts and end gears, the hob shafts are movably connected with the mounting plates through bearings, the end portions of the hob shafts penetrate through the mounting plates and are fixedly connected with the end gears, and hob blades are equidistantly connected to positions, between the mounting plates, of the hob shafts.

Preferably, the end gear corresponding to the first hob is meshed with the end gear corresponding to the second hob, and meanwhile, the end gear corresponding to the first hob is meshed with the fixed gear.

Preferably, the hob assemblies are arranged in five groups in an annular equidistant manner, and the gap between each group of hob assemblies is larger than the distance between the first hob and the second hob in the same group.

Preferably, the hob pieces on the first hob and the second hob are arranged in a staggered mode, and the directions of the hob piece cutting edges on the first hob and the second hob are opposite.

Preferably, a movable hole is formed in the center of the fixed sleeve frame, and a rotary cutter shaft penetrates through the movable hole.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

according to the plastic crushing hob disclosed by the utility model, the rotary hob shaft is provided with the plurality of groups of hob assemblies through the mounting plate, the rotary hob shaft drives the plurality of groups of hob assemblies to revolve simultaneously, meanwhile, the inner surface of the fixed sleeve frame is provided with the fixed gear, under the action of the end gear, the first hob and the second hob of the same group rotate oppositely, the dislocated hob pieces can play a role of extrusion crushing, the first hob on the adjacent hob assemblies rotates reversely, the plastic inside the crushing hob is thrown out, multiple crushing is carried out, and the crushing efficiency is high.

Drawings

FIG. 1 is a view showing the whole structure of a pulverizing hob according to the present utility model;

FIG. 2 is an exploded view of the pulverizing hob of the present utility model;

FIG. 3 is a schematic diagram of a fixed gear connection of the present utility model;

FIG. 4 is a block diagram of a hob assembly according to the present utility model.

In the figure: 1. rotating the cutter shaft; 11. a mounting plate; 2. fixing the sleeve frame; 21. a fixed gear; 22. a ferrule; 23. a movable hole; 3. a hob assembly; 31. a first hob; 311. a rolling blade; 312. a cutter shaft; 313. an end gear; 32. and a second hob.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1-4, the plastic crushing hob of the present utility model comprises a rotary hob shaft 1, wherein mounting plates 11 are symmetrically arranged at two ends of the rotary hob shaft 1, a fixed sleeve frame 2 is sleeved on the mounting plates 11, hob components 3 are movably connected on the mounting plates 11, shaft holes matched with the hob shafts 312 are formed on the mounting plates 11, and the hob shafts 312 rotate in the shaft holes.

The fixed gear 21 is arranged on the inner surface of the fixed sleeve frame 2, the fixed gear 21 is meshed with the first hob 31, the fixed gear 21 is fixed in position through the fixed sleeve frame 2, when the rotary cutter shaft 1 rotates, the hob assembly 3 is driven to revolve through the mounting plate 11, and meanwhile, the first hob 31 can realize autorotation under the pushing of the fixed gear 21. The edge of the fixed sleeve frame 2 is provided with a ferrule 22, the ferrule 22 is movably connected with the mounting plate 11, the center of the fixed sleeve frame 2 is provided with a movable hole 23, a rotary cutter shaft 1 penetrates through the movable hole 23, the fixed sleeve frame 2 covers the position of the end gear 313, crushed plastics are prevented from being rolled on the end gear 313, and normal use of the end gear 313 is ensured.

The hob assembly 3 comprises a first hob 31 and a second hob 32, the upper ends of the first hob 31 and the second hob 32 being engaged by a gear,

the first hob 31 and the second hob 32 both comprise hob blades 311, hob shafts 312 and end gears 313, the hob shafts 312 are movably connected with the mounting plate 11 through bearings, the end parts of the hob shafts 312 penetrate through the mounting plate 11 and are fixedly connected with the end gears 313, the end gears 313 are arranged in two, the structural stability of the two ends of the hob shafts 312 is guaranteed, hob blades 311 are connected at equal distances on positions, between the mounting plate 11, of the hob shafts 312, the hob shafts 312 rotate to drive the hob blades 311 to rotate, and plastic crushing is achieved.

The end gear 313 corresponding to the first hob 31 is engaged with the end gear 313 corresponding to the second hob 32, while the end gear 313 corresponding to the first hob 31 is engaged with the fixed gear 21.

Specifically, the position of the fixed gear 21 is unchanged, and when the first hob 31 revolves, the end gear 313 on the first hob 31 rotates along the fixed gear 21, so as to drive the end gear 313 on the second hob 32 to synchronously rotate.

Five groups of hob assemblies 3 are arranged in an annular equidistant manner, and the gap between each group of hob assemblies 3 is larger than the distance between a first hob 31 and a second hob 32 in the same group.

Specifically, the first hob 31 and the second hob 32 are engaged by the end gear 313, the first hob 31 and the second hob 32 rotate in opposite directions to crush the plastic roll-in rolling blade 311, and conversely, the adjacent hob assemblies 3 rotate in opposite directions, so that the plastic particles rolled in the crushing hob are thrown out through the gaps between the adjacent hob assemblies 3.

The hob pieces 311 on the first hob 31 and the second hob 32 are arranged in a staggered mode, the cutting edge directions of the hob pieces 311 on the first hob 31 and the second hob 32 are arranged in opposite directions, the first hob 31 and the second hob 32 rotate in opposite directions to work, and the staggered hob pieces 311 can play a role in extrusion and crushing.

The working process comprises the following steps: the fixed sleeve frame 2 is fixed through the bolt, the position of the fixed gear 21 on the fixed sleeve frame 2 is unchanged, the rotary cutter shaft 1 is connected with a driving motor, the rotary cutter shaft 1 is driven to rotate, synchronous rotation of the hob assemblies 3 is achieved through the mounting plate 11, the hob assemblies 3 revolve along with the rotary cutter shaft 1, the fixed gear 21 is fixed through the position of the fixed sleeve frame 2, when the first hob 31 revolves, the first hob 31 can rotate under the pushing of the fixed gear 21, the second hob 32 and the first hob 31 are driven to rotate in opposite directions, plastics are rolled into the rolling blades 311 to be crushed, the adjacent hob assemblies 3 rotate in opposite directions, and plastics particles rolled into the crushing hob are thrown out through gaps between the adjacent hob assemblies 3.

To sum up: according to the plastic crushing hob disclosed by the utility model, the rotary hob shaft 1 is provided with the plurality of groups of hob assemblies 3 through the mounting plate 11, the rotary hob shaft 1 drives the plurality of groups of hob assemblies 3 to revolve simultaneously, meanwhile, the inner surface of the fixed sleeve frame 2 is provided with the fixed gear 21, under the action of the end gear 313, the first hob 31 and the second hob 32 of the same group rotate in opposite directions, the staggered hob pieces 311 can play a role in extrusion crushing, the first hob 31 on the adjacent hob assemblies 3 rotate reversely, the plastic inside the crushing hob is thrown out, multiple crushing is carried out, and the crushing efficiency is high.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hob is smashed to plastics, includes rotatory arbor (1), its characterized in that: the rotary cutter shaft is characterized in that mounting plates (11) are symmetrically arranged at two ends of the rotary cutter shaft (1), a fixed sleeve frame (2) is sleeved on the mounting plates (11), a hob assembly (3) is movably connected to the mounting plates (11), the hob assembly (3) comprises a first hob (31) and a second hob (32), the upper ends of the first hob (31) and the second hob (32) are meshed through gears, a fixed gear (21) is arranged on the inner surface of the fixed sleeve frame (2), the fixed gear (21) is meshed with the first hob (31), a ferrule (22) is arranged at the edge of the fixed sleeve frame (2), and the ferrule (22) is movably connected with the mounting plates (11).

2. A plastic crushing hob according to claim 1, characterized in, that: the first hob (31) and the second hob (32) comprise hob blades (311), hob shafts (312) and end gears (313), the hob shafts (312) are movably connected with the mounting plate (11) through bearings, the end portions of the hob shafts (312) penetrate through the mounting plate (11), the end gears (313) are fixedly connected, and hob blades (311) are equidistantly connected to positions, between the mounting plate (11), of the hob shafts (312).

3. A plastic crushing hob according to claim 2, characterized in, that: the end gear (313) corresponding to the first hob (31) is meshed with the end gear (313) corresponding to the second hob (32), and meanwhile, the end gear (313) corresponding to the first hob (31) is meshed with the fixed gear (21).

4. A plastic crushing hob according to claim 3, characterized in, that: five groups of hob assemblies (3) are arranged in an annular equidistant mode, and the gap between each group of hob assemblies (3) is larger than the distance between a first hob (31) and a second hob (32) in the same group.

5. The plastic crushing hob according to claim 4, characterized in, that: the hob pieces (311) on the first hob (31) and the second hob (32) are arranged in a staggered mode, and the cutting edge directions of the hob pieces (311) on the first hob (31) and the second hob (32) are arranged in opposite directions.

6. A plastic crushing hob according to claim 1, characterized in, that: the center of the fixed sleeve frame (2) is provided with a movable hole (23), and a rotary cutter shaft (1) penetrates through the movable hole (23).