CN220004799U - Wood chip screening mechanism - Google Patents
Wood chip screening mechanism Download PDFInfo
- Publication number
- CN220004799U CN220004799U CN202320467383.8U CN202320467383U CN220004799U CN 220004799 U CN220004799 U CN 220004799U CN 202320467383 U CN202320467383 U CN 202320467383U CN 220004799 U CN220004799 U CN 220004799U
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- CN
- China
- Prior art keywords
- mounting plate
- cleaning
- connecting rod
- wood chip
- screening mechanism
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- 238000012216 screening Methods 0.000 title claims abstract description 24
- 239000002023 wood Substances 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 49
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011094 fiberboard Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a wood chip screening mechanism, which comprises a frame, wherein a cylindrical screen driven by a motor is arranged on the frame, a mounting plate is arranged on the frame and positioned above the cylindrical screen, a cleaning structure for cleaning the cylindrical screen is arranged on the mounting plate, the cleaning structure comprises two elastic mounting seats symmetrically arranged at the lower end of the mounting plate, cleaning rollers are arranged at the lower ends of the elastic mounting seats, bristles are arranged on the side walls of the cleaning rollers, and a driving connecting piece for driving the cleaning rollers to rotate is arranged at the lower ends of the mounting plates.
Description
Technical Field
The utility model relates to the technical field of fiberboard processing, in particular to a wood chip screening mechanism.
Background
The fiber board is also called as a density board, and is an artificial board made of wood fiber or other plant fiber as raw material and urea-formaldehyde resin or other applicable adhesive. The adhesive and/or additives may be applied during the manufacturing process.
In the production process of the fiberboard, the chipped wood chips are required to be screened, dust or smaller materials mixed into the chipped wood chips are screened out, however, the screening holes of the conventional cylindrical screening machine are easy to block, the screening efficiency is affected, and therefore, the wood chip screening mechanism is provided.
Disclosure of Invention
The utility model aims to provide a wood chip screening mechanism which aims to solve the problems that screening holes of a cylindrical screening machine are easy to block and screening efficiency is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the wood chip screening mechanism comprises a frame, wherein a cylindrical screen driven by a motor is arranged on the frame, a mounting plate is arranged on the frame and positioned above the cylindrical screen, and a cleaning structure for cleaning the cylindrical screen is arranged on the mounting plate;
the cleaning structure comprises two elastic mounting seats symmetrically arranged at the lower end of the mounting plate, a cleaning roller is arranged at the lower end of the elastic mounting seats, bristles are arranged on the side wall of the cleaning roller, and a driving connecting piece for driving the cleaning roller to rotate is arranged at the lower end of the mounting plate.
Preferably, the elastic mounting seat comprises through holes which are uniformly distributed on the mounting plate, a first connecting rod is arranged on the inner side of the through holes, a limiting block is arranged at the upper end of the first connecting rod, mounting seats are commonly arranged at the lower ends of the first connecting rods, and a first spring is arranged on the outer side of the first connecting rod and between the mounting seats and the mounting plate.
Preferably, a hydraulic damper is arranged between the mounting seat and the mounting plate.
Preferably, the drive connecting piece is including setting up in the annular external gear of drum sieve lateral wall, the lower extreme of mounting panel just is located one side rotation of cleaning roller and installs the bull stick, be equipped with the gear of being connected with annular external gear meshing on the bull stick, the pivot end of cleaning roller both sides all is equipped with first drive wheel, be equipped with the second drive wheel of being connected with first drive wheel belt on the bull stick, just be equipped with auxiliary limiting wheel structure between first drive wheel and the second drive wheel on the mounting panel.
Preferably, the auxiliary limiting wheel structure comprises a second connecting rod which penetrates through the mounting plate, a stop block is arranged at the upper end of the second connecting rod, a second spring is arranged between the stop block and the mounting plate and outside the second connecting rod, and two limiting wheels which are respectively arranged below the belt are arranged at the lower end of the second connecting rod.
Compared with the prior art, the utility model has the beneficial effects that: according to the wood chip screening mechanism provided by the utility model, the cleaning roller on the elastic mounting seat is driven to rotate by the rotating fit driving connecting piece of the cylindrical screen, so that the cleaning roller drives the brush hair to clean the screen holes of the cylindrical screening machine, the screen holes of the cylindrical screening machine are prevented from being easily blocked in the fiberboard production process, and the screening efficiency is improved.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present utility model;
FIG. 2 is a schematic diagram of a front view of a cleaning structure according to the present utility model;
FIG. 3 is a schematic left cross-sectional view of a cleaning structure of the present utility model;
FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 1;
fig. 5 is a schematic view of a partial enlarged structure at B of fig. 2.
In the figure: 1. a frame; 2. a cylindrical screen; 3. a mounting plate; 4. an elastic mounting seat; 4-1, through holes; 4-2, a first connecting rod; 4-3, limiting blocks; 4-4, mounting seats; 4-5, a first spring; 4-6, a hydraulic damper; 5. a cleaning roller; 6. brushing; 7. a drive connection; 7-1, an annular external gear; 7-2, a rotating rod; 7-3, gears; 7-4, a first driving wheel; 7-5, a second driving wheel; 7-6, an auxiliary limiting wheel structure; 7-6-1, a second connecting rod; 7-6-2, a stop block; 7-6-3, a second spring; 7-6-4, limit wheels.
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.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a wood chip screening mechanism, includes frame 1, is equipped with in frame 1 through motor drive's cylinder screen 2, adds the inboard of cylinder screen 2 with the wood chip, drives cylinder screen 2 through the motor that sets up in frame 1 and rotates and make the wood chip screen, and frame 1 is gone up and be located cylinder screen 2's top and be equipped with mounting panel 3, is equipped with the clearance structure that is used for clearing up cylinder screen 2 on the mounting panel 3, realizes clearing up cylinder screen 2 through setting up clearance structure.
Specifically, the clearance structure includes two elastic mounting seats 4 that mounting panel 3 lower extreme symmetry set up, realized acting on the lateral wall of cylinder screen 2 jointly with cleaning roller 5 and brush hair 6 through setting up elastic mounting seat 4, avoided the wood chip to cause the damage to cleaning roller 5, brush hair 6 and sieve separator's sieve mesh, the lower extreme of elastic mounting seat 4 is equipped with cleaning roller 5, cleaning roller 5's lateral wall is equipped with brush hair 6, mounting panel 3's lower extreme is equipped with drive cleaning roller 5 pivoted drive connecting piece 7, drive cleaning roller 5 rotation on the elastic mounting seat 4 through the normal running fit drive connecting piece 7 of cylinder screen 2, make cleaning roller 5 drive brush hair 6 clear up cylinder type's sieve separator sieve mesh, avoided the sieve separator sieve mesh of cylinder type to block up easily in the fiberboard production process, screening efficiency has been improved.
Specifically, the elastic mounting seat 4 comprises through holes 4-1 which are uniformly distributed on the mounting plate 3, the inner sides of the through holes 4-1 are provided with first connecting rods 4-2, the upper ends of the first connecting rods 4-2 are provided with limiting blocks 4-3, the lower ends of the first connecting rods 4-2 are jointly provided with mounting seats 4-4, the outer sides of the first connecting rods 4-2 and the first springs 4-5 which are arranged between the mounting seats 4-4 and the mounting plate 3 are provided with hydraulic dampers 4-6, when the cleaning rollers 5 are in contact with wood chips, the cleaning rollers 5 are subjected to upward force, the cleaning rollers 5 drive the mounting seats 4-4, the first connecting rods 4-2 and the limiting blocks 4-3 to rise, the first springs 4-5 compress, after the wood chips pass through, the first springs 4-5 generate downward force on the cleaning rollers 5, the cleaning rollers 5 return to the original positions, the elastic mounting seats 4 are arranged to realize that the cleaning rollers 5 and the bristles are jointly acted on the side walls of the screen 2, the cleaning rollers 5 and the bristles 6 are relaxed, and the service lives of the screen holes of the screen are prolonged, and the screen holes of the screen are prevented from being damaged by the cleaning rollers and the screen holes.
Specifically, the drive connecting piece 7 comprises an annular external gear 7-1 arranged on the outer side wall of the cylindrical screen 2, a rotary rod 7-2 is rotatably arranged at the lower end of the mounting plate 3 and positioned at one side of the cleaning roller 5, a gear 7-3 meshed with the annular external gear 7-1 is arranged on the rotary rod 7-2, a first driving wheel 7-4 is arranged at the rotating shaft ends of two sides of the cleaning roller 5, a second driving wheel 7-5 connected with a belt of the first driving wheel 7-4 is arranged on the rotary rod 7-2, an auxiliary limiting wheel structure 7-6 is arranged on the mounting plate 3 and positioned between the first driving wheel 7-4 and the second driving wheel 7-5, and the belt is prevented from loosening when the position of the cleaning roller 5 is changed by arranging the auxiliary limiting wheel structure 7-6, the gear 7-3, the rotary rod 7-2 and the second driving wheel 7-5 are driven to rotate by the belt, and the cleaning roller 5 is driven to rotate by the belt.
Specifically, the auxiliary limiting wheel structure 7-6 comprises a second connecting rod 7-6-1 penetrating through the mounting plate 3, a stop block 7-6-2 is arranged at the upper end of the second connecting rod 7-6-1, a second spring 7-6-3 is arranged outside the second connecting rod 7-6-1 and between the stop block 7-6-2 and the mounting plate 3, two limiting wheels 7-6-4 respectively arranged below the belt are arranged at the lower end of the second connecting rod 7-6-1, and when the position of the cleaning roller 5 changes, the stop block 7-6-2, the second connecting rod 7-6-1 and the limiting wheels 7-6-4 are driven to move through the second spring 7-6-3, so that the belt is prevented from being loosened.
Working principle: when the cylindrical screen 2 cleaning machine works, firstly, the motor is started to drive the cylindrical screen 2 to rotate, wood chips are added to screen, meanwhile, the annular external gear 7-1 on the cylindrical screen 2 drives the gear 7-3, the rotating rod 7-2 and the second driving wheel 7-5 to rotate, and the second driving wheel 7-5 drives the first driving wheel 7-4, the cleaning roller 5 and the bristles 6 to rotate through the belt, so that the cylindrical screen 2 is cleaned.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.
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 (5)
1. The utility model provides a wood chip screening mechanism, includes frame (1), be equipped with on frame (1) through motor drive's cylinder screen (2), its characterized in that: a mounting plate (3) is arranged on the frame (1) and above the cylindrical screen (2), and a cleaning structure for cleaning the cylindrical screen (2) is arranged on the mounting plate (3);
the cleaning structure comprises two elastic mounting seats (4) symmetrically arranged at the lower end of a mounting plate (3), cleaning rollers (5) are arranged at the lower ends of the elastic mounting seats (4), bristles (6) are arranged on the side walls of the cleaning rollers (5), and driving connecting pieces (7) for driving the cleaning rollers (5) to rotate are arranged at the lower ends of the mounting plate (3).
2. The wood chip screening mechanism of claim 1, wherein: the elastic mounting seat (4) comprises through holes (4-1) which are uniformly distributed on the mounting plate (3), a first connecting rod (4-2) is arranged on the inner side of the through holes (4-1), a limiting block (4-3) is arranged at the upper end of the first connecting rod (4-2), mounting seats (4-4) are commonly arranged at the lower ends of the first connecting rods (4-2), and a first spring (4-5) is arranged between the outer side of the first connecting rod (4-2) and the mounting plate (3) and located between the mounting seats (4-4).
3. The wood chip screening mechanism of claim 2, wherein: a hydraulic damper (4-6) is arranged between the mounting seat (4-4) and the mounting plate (3).
4. The wood chip screening mechanism of claim 1, wherein: the driving connecting piece (7) comprises an annular external gear (7-1) arranged on the outer side wall of the cylindrical screen (2), a rotating rod (7-2) is rotatably arranged at the lower end of the mounting plate (3) and positioned on one side of the cleaning roller (5), a gear (7-3) meshed with the annular external gear (7-1) is arranged on the rotating rod (7-2), first driving wheels (7-4) are arranged at rotating shaft ends on two sides of the cleaning roller (5), a second driving wheel (7-5) connected with the first driving wheels (7-4) through a belt is arranged on the rotating rod (7-2), and an auxiliary limiting wheel structure (7-6) is arranged on the mounting plate (3) and positioned between the first driving wheels (7-4) and the second driving wheels (7-5).
5. The wood chip screening mechanism according to claim 4, wherein: the auxiliary limiting wheel structure (7-6) comprises a second connecting rod (7-6-1) penetrating through the mounting plate (3), a stop block (7-6-2) is arranged at the upper end of the second connecting rod (7-6-1), a second spring (7-6-3) is arranged outside the second connecting rod (7-6-1) and between the stop block (7-6-2) and the mounting plate (3), and two limiting wheels (7-6-4) respectively arranged below the belt are arranged at the lower end of the second connecting rod (7-6-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467383.8U CN220004799U (en) | 2023-03-13 | 2023-03-13 | Wood chip screening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467383.8U CN220004799U (en) | 2023-03-13 | 2023-03-13 | Wood chip screening mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220004799U true CN220004799U (en) | 2023-11-14 |
Family
ID=88688089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320467383.8U Active CN220004799U (en) | 2023-03-13 | 2023-03-13 | Wood chip screening mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220004799U (en) |
-
2023
- 2023-03-13 CN CN202320467383.8U patent/CN220004799U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |