CN113927678B

CN113927678B - Wood-chip processing apparatus for wood cutting

Info

Publication number: CN113927678B
Application number: CN202111291899.3A
Authority: CN
Inventors: 于君
Original assignee: Xuzhou Golden River Wood Co ltd
Current assignee: Xuzhou Golden River Wood Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-05-31
Anticipated expiration: 2041-11-03
Also published as: CN113927678A

Abstract

The invention discloses a wood chip processing device for wood cutting, which comprises a cutting platform, a rack and a cutting blade, wherein a slag suction port penetrating through the cutting platform is formed in the cutting platform on one side, close to a feeding end, of the cutting blade, a collecting cover for covering the cutting blade and the slag suction port is arranged below the cutting platform, a chip dividing box is arranged at the bottom of the collecting cover and comprises a box body, a chip dividing cylinder and a rotating cylinder, the chip dividing cylinder is arranged in the box body and communicated with the collecting cover, the rotating cylinder is arranged in the chip dividing cylinder and partially extends out of the chip dividing cylinder, the box body is connected with a powder chip processing device, and the chip dividing cylinder is connected with a coarse chip processing device. According to the invention, the chip separating cylinder is arranged, so that the sawdust dust generated during wood cutting can be separated into coarse chips and powder chips through the chip separating cylinder, thereby facilitating classification and recovery, not only solving the potential safety hazard caused by scattered and accumulated sawdust during wood cutting and the damage of the scattered sawdust to the respiratory health of workers, but also performing classification and recovery on the sawdust, thereby greatly facilitating the reutilization of the sawdust.

Description

Wood-chip processing apparatus for wood cutting

Technical Field

The invention relates to a wood chip processing device for wood cutting, and belongs to the technical field of wood cutting.

Background

Timber can produce a large amount of saw-dusts when cutting man-hour, according to the difference of cutting piece and feed speed, the size of saw-dust also can change, consequently the saw-dust of a large amount of size differences can often appear in the wood cutting region, wherein have a lot of very slight saw-dusts, when the regional windy blow of wood cutting, slight saw-dust can fly off with the wind, the slight saw-dust that flies upward can seriously harm staff's breathing healthily, the saw-dust is inflammables simultaneously, if a large amount of saw-dusts also have great potential safety hazard in untimely processing.

Disclosure of Invention

The invention provides a wood chip processing device for wood cutting, which aims to solve the problem of wood chip collection and processing during wood cutting.

In order to achieve the purpose, the invention adopts the technical scheme that:

a wood chip processing device for wood cutting comprises a cutting platform, a rack and a cutting blade, wherein a slag suction port penetrating through the cutting platform is formed in the cutting platform on one side, close to a feeding end, of the cutting blade, a collecting cover for covering the cutting blade and the slag suction port is arranged below the cutting platform, a chip dividing box is arranged at the bottom of the collecting cover and comprises a box body, a chip dividing cylinder and a rotating cylinder, wherein the chip dividing cylinder is arranged in the box body and communicated with the collecting cover, the rotating cylinder is arranged in the chip dividing cylinder and partially extends out of the chip dividing cylinder, a spiral blade is arranged on the rotating cylinder, and sieve holes for separating coarse chips and powder chips are formed in the parts, matched with the spiral blade, the chip dividing cylinder and the spiral blade; the box is connected with cuttings processing apparatus, divides a bits section of thick bamboo to be connected with thick bits processing apparatus, divides the below of bits case to be provided with the motor, and the output of motor is provided with the actuating mechanism who is used for driving cuttings processing apparatus, thick bits processing apparatus and rotatory section of thick bamboo work.

As a further improvement of the invention, the powder treatment device comprises a powder inlet pipe and a powder collecting box, one end of the powder inlet pipe is communicated with the box body, the other end of the powder inlet pipe is connected with an exhaust fan, and a powder blocking roller for blocking powder is arranged in the powder inlet pipe between the box body and the exhaust fan; the powder collecting box is used for receiving powder blocked by the powder blocking roller, a powder scraping plate used for cleaning the powder blocking roller is hinged to the inner wall of one side, close to the exhaust fan, of the powder collecting box, and a spring enabling the end portion of the powder scraping plate to abut against the powder blocking roller is arranged on the inner wall of the powder collecting box.

As a further improvement of the invention, the chip blocking roller comprises a roller frame and a chip blocking filter screen surrounding the roller frame, and the roller frame is driven to rotate by the driving mechanism.

As a further improvement of the invention, the coarse scrap treatment device comprises a coarse scrap inlet pipe and a coarse scrap collecting box, one end of the coarse scrap inlet pipe is communicated with the scrap separating cylinder, the other end of the coarse scrap inlet pipe is provided with a scrap grinding roller, the scrap grinding roller is driven by a driving mechanism to rotate, an extrusion plate matched with the scrap grinding roller is hinged on the pipe wall of the coarse scrap inlet pipe, a plate spring enabling the extrusion plate to abut against the scrap grinding roller is arranged on the pipe wall of the coarse scrap inlet pipe, and the coarse scrap collecting box is used for receiving coarse scraps falling from the space between the scrap grinding roller and the extrusion plate.

As a further improvement of the invention, the driving mechanism comprises a first bevel gear fixedly sleeved on the output shaft of the motor and a spline arranged at the end part of the output shaft, and the rotating cylinder is partially sleeved on the output shaft and is matched with the output shaft through the spline; a fixing ring is fixedly sleeved at one end of the rotating cylinder, which extends out of the chip separation cylinder, a guide rod parallel to the rotating cylinder is arranged at one end of the chip separation cylinder, which is close to the bevel gear I, and a limiting slide block matched with the fixing ring is slidably arranged on the guide rod; a second bevel gear meshed with the first bevel gear is rotatably arranged on the rack, a rotary disc is coaxially arranged on the second bevel gear, and a connecting rod is hinged between the rotary disc and the limiting sliding block.

As a further improvement of the invention, the inner cavity of the chip separation barrel, which is positioned at one end of the spiral blade far away from the collecting cover, is provided with a one-way baffle, and a limiting frame matched with the one-way baffle is arranged in the chip separation barrel between the one-way baffle and the spiral blade.

Compared with the prior art, the invention has the following beneficial effects:

1. through setting up branch bits section of thick bamboo, cuttings processing apparatus, coarse fillings processing apparatus and actuating mechanism, produced saw-dust can divide into coarse fillings and cuttings through dividing a bits section of thick bamboo during wood cutting to convenient categorised the recovery, the saw-dust is scattered when not only having solved wood cutting and is piled up potential safety hazard and cuttings that lead to and drift apart the harm healthy to staff's breathing, has carried out categorised the recovery to the saw-dust simultaneously, thereby has made things convenient for the reuse of saw-dust greatly.

2. Through the arrangement of the exhaust fan, negative pressure can be formed in the chip inlet pipe and the chip separating box by the exhaust fan, so that all chips generated during wood cutting are sucked into the chip separating cylinder from the chip suction port and the collecting cover to be screened, the chips enter the chip inlet pipe through the sieve holes, and when the chips collide with the chip blocking roller, the chips are blocked by the chip blocking roller and fall into the chip collecting box; through setting up the scraping plate, thereby prevent that the scraping roller from being blocked up completely and leading to the unable normal work of air exhauster by scraping the bits that the scraping plate can scrape off to the accumulated cuttings in scraping roller surface.

3. By arranging the coarse scrap treatment device, when coarse scraps are gradually conveyed to the lower end of the scrap separating cylinder by the helical blades, the coarse scraps can enter the coarse scrap inlet pipe, when the coarse scraps move between the coarse scrap grinding roller and the extrusion plate, the coarse scrap grinding roller can be matched with the extrusion plate to form a grinding effect on the coarse scraps, so that the coarse scraps are changed into a compact state from a fluffy state, and when grinding reaches a certain degree, the sawdust can overcome the plate spring to enable the extrusion plate to rotate and enter the coarse scrap collecting box from the position between the grinding roller and the extrusion plate; the coarse fodder volume after rolling is littleer, and this makes the coarse fodder collecting box can hold more coarse fodder, also makes things convenient for the transportation of later stage coarse fodder simultaneously.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a crumb-blocking drum of the present invention;

fig. 5 is a drive mechanism of the present invention.

In the figure: 1. cutting platform, 11, slag suction port, 12, frame, 2, cutting blade, 3, collecting cover, 31, corrugated pipe, 32, chip separating box, 321, chip separating cylinder, 3211, guide rod, 322, rotating cylinder, 3221, fixing ring, 323, spiral blade, 324, limiting frame, 325, one-way baffle, 33, chip processing device, 331, chip inlet pipe, 332, chip collecting box, 333, chip blocking roller, 3331, roller frame, 3332, chip blocking filter screen, 334, chip scraping plate, 335, spring, 34, chip processing device, 341, chip inlet pipe, 342, chip collecting box, 343, chip grinding roller, 344, extrusion plate, 345, leaf spring, 35, motor, 351, output shaft, 3511, spline, 3512, bevel gear I, 353, bevel gear II, 354, rotary table, 355, limiting slide block, 356, connecting rod, 36 and exhaust fan.

Detailed Description

The technical solutions in the implementation of the present invention will be made clear and fully described below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, a wood chip processing device for wood cutting according to an embodiment of the present invention includes a cutting platform 1, a frame 12, and a cutting blade 2, where the installation relationship of the cutting platform 1, the frame 12, and the cutting blade 2 is the prior art, and the present invention is not described herein again. Offer on cutting blade 2 is close to the cutting platform 1 of feed end one side and link up cutting platform 1 inhale cinder notch 11, cutting platform 1 below is provided with covers cutting blade 2 and inhales the collection cover 3 of cinder notch 11, and when cutting blade 2 cut timber, the very big part of saw-dust that cutting blade 2 saw down can be directly from inhaling cinder notch 11 and falling to collect in the cover 3, this is because the direction of rotation of cutting blade 2 during operation is unanimous rather than the sawtooth orientation. The bottom of the collecting cover 3 is provided with a chip dividing box 32, the chip dividing box 32 comprises a box body, a chip dividing cylinder 321 which is arranged in the box body and communicated with the collecting cover 3 and a rotating cylinder 322 which is arranged in the chip dividing cylinder 321 and partially extends out of the chip dividing cylinder 321, the rotating cylinder 322 is provided with a spiral blade 323, and the parts of the spiral blade 323, the chip dividing cylinder 321 and the spiral blade 323 which are matched are provided with sieve holes for separating coarse chips and powder chips, so that after the wood chips enter the chip dividing cylinder 321, the powder chips can enter the box body through the sieve holes, and the coarse chips can continuously move towards the bottom of the chip dividing cylinder 321 under the action of the spiral blade 323; the box body is connected with a powder scrap processing device 33, the powder scrap processing device 33 can be a simple collecting box or other processing devices, the powder scrap separating cylinder 321 is connected with a coarse scrap processing device 34, the coarse scrap processing device 34 can be a simple collecting box or other processing devices, a motor 35 is arranged below the powder scrap separating box 32, the output end of the motor 35 is provided with a driving mechanism for driving the powder scrap processing device 33, the coarse scrap processing device 34 and the rotating cylinder 322 to work, and the driving mechanism can drive the rotating cylinder 322 to rotate so that the spiral blade 323 can convey coarse scraps to the coarse scrap processing device 34.

Through setting up a branch bits section of thick bamboo 321, cuttings processing apparatus 33, coarse fillings processing apparatus 34 and actuating mechanism, produced saw-dust can divide into coarse fillings and cuttings through dividing a bits section of thick bamboo 321 during wood cutting to convenient categorised the recovery, the saw-dust scatters when not only having solved wood cutting and piles up the potential safety hazard that leads to and cuttings drift apart the healthy harm of breathing to the staff, has carried out categorised the recovery to the saw-dust simultaneously, thereby made things convenient for the reuse of saw-dust greatly.

As a further improvement of the present invention, the powder processing apparatus 33 comprises a powder inlet pipe 331 and a powder collecting box 332, one end of the powder inlet pipe 331 is communicated with the box body, the other end of the powder inlet pipe 331 is connected with an exhaust fan 36, and a powder blocking roller 333 for blocking powder is arranged in the powder inlet pipe 331 between the box body and the exhaust fan 36; the powder collecting box 332 is used for receiving the powder blocked by the powder blocking roller 333, a powder scraping plate 334 used for cleaning the powder blocking roller 333 is hinged on the inner wall of the powder collecting box 332 close to one side of the exhaust fan 36, and a spring 335 enabling the end part of the powder scraping plate 334 to abut against the powder blocking roller 333 is arranged on the inner wall of the powder collecting box 332.

As can be seen from fig. 3, by providing the exhaust fan 36, the exhaust fan 36 can form a negative pressure in the powder-scrap inlet pipe 331 and the powder-scrap distribution box 32, so that all the wood chips generated during wood cutting are sucked into the powder-scrap distribution barrel 321 from the slag suction port 11 and the collection cover 3 for screening, the powder scraps enter the powder-scrap inlet pipe 331 through the screen holes, and when the powder scraps collide with the powder-scrap blocking roller 333, the powder scraps are blocked by the powder-scrap blocking roller 333 and fall into the powder-scrap collection box 332; by providing the scraping plate 334, the dust accumulated on the surface of the dust blocking roller 333 is scraped by the scraping plate 334 to prevent the dust blocking roller 333 from being completely blocked and the exhaust fan 36 from working normally.

As a further improvement of the present invention, the dust-retaining roller 333 includes a roller frame 3331 and a dust-retaining screen 3332 that surrounds the roller frame 3331, the roller frame 3331 being rotatably driven by a drive mechanism.

When the driving mechanism drives the roller frame 3331 to rotate, the chip blocking screen 3332 rotates along with the roller frame 3331, and the chip blocking screen 3332 in a rotating state has a better blocking effect compared with a static screen because the mesh grid of the chip blocking screen 3332 can actively collide with scattered chips during rotation, thereby achieving the effect of blocking the fallen chips. In order to obtain a better powder blocking effect, a small amount of liquid can be continuously added on the powder blocking filter screen 3332, so that the effect of humidifying the powder is achieved, and the blocked powder is not easy to float again.

As a further improvement of the present invention, the coarse dust processing device 34 includes a coarse dust inlet pipe 341 and a coarse dust collecting box 342, one end of the coarse dust inlet pipe 341 is communicated with the dust separating cylinder 321, the other end of the coarse dust inlet pipe 341 is provided with a dust grinding roller 343, the dust grinding roller 343 is driven by a driving mechanism to rotate, a squeezing plate 344 which is matched with the dust grinding roller 343 is hinged on the pipe wall of the coarse dust inlet pipe 341, a plate spring 345 which enables the squeezing plate 344 to abut against the dust grinding roller 343 is arranged on the pipe wall of the coarse dust inlet pipe 341, and the coarse dust collecting box 342 is used for receiving coarse dust falling from between the dust grinding roller 343 and the squeezing plate 344.

When the coarse chips are gradually conveyed to the lower end of the chip separation barrel 321 by the spiral blade 323, the coarse chips can enter the coarse chip inlet pipe 341, when the coarse chips move between the chip grinding roller 343 and the extrusion plate 344, the chip grinding roller 343 can cooperate with the extrusion plate 344 to form a grinding effect on the coarse chips, so that the coarse chips are changed from a fluffy state into a compact state, and when grinding reaches a certain degree, the wood chips can overcome the plate spring 345 to enable the extrusion plate 344 to rotate and enter the coarse chip collecting box 342 from between the grinding roller and the extrusion plate 344; the volume of the coarse dust after rolling is smaller, so that the coarse dust collecting box 342 can contain more coarse dust, and meanwhile, the transportation of the later coarse dust is facilitated.

As a further improvement of the invention, the driving mechanism comprises a bevel gear 3512 fixedly sleeved on the output shaft 351 of the motor 35 and a spline 3511 arranged at the end part of the output shaft 351, and part of the rotating cylinder 322 is sleeved on the output shaft 351 and is matched with the output shaft 3511 through the spline 3511; a fixing ring 3221 is fixedly sleeved at one end of the rotating cylinder 322, which extends out of the chip separation cylinder 321, a guide rod 3211 parallel to the rotating cylinder 322 is arranged at one end of the chip separation cylinder 321, which is close to the bevel gear I3512, and a limiting slider 355 matched with the fixing ring 3221 is slidably mounted on the guide rod 3211; a bevel gear II 353 meshed with the bevel gear I3512 is rotatably mounted on the frame 12, a rotating disc 354 is coaxially mounted on the bevel gear II 353, and a connecting rod 356 is hinged between the rotating disc 354 and a limiting sliding block 355. The connection structure between the bevel gear two 353 and the frame 12 is omitted in the drawings.

By arranging the spline 3511, the output shaft 351 can drive the rotary cylinder 322 to rotate when rotating; by arranging the first bevel gear 3512 and the second bevel gear 353, the output shaft 351 can drive the turntable 354 to rotate while the output shaft 351 rotates, the turntable 354 can realize the reciprocating movement of the limiting slider 355 on the guide rod 3211 through the connecting rod 356 while the turntable 354 rotates, and the limiting slider 355 is matched with the fixing ring 3221, and can limit the up-and-down movement of the fixing ring 3221 while being in sliding fit with the fixing ring 3221, so that the fixing ring 3221 can be driven to move up and down while the limiting slider 355 reciprocates on the guide rod 3211, namely, the motor 35 drives the rotating cylinder 322 to rotate and also drives the rotating cylinder 322 to move up and down while driving the rotating cylinder 322 to move up and down, so that the helical blade 323 can drive coarse powder to move and vibrate up and down, thereby shaking and scattering coarse powder and promoting the powder to be discharged into the box body from the sieve holes; the cooperation of helical blade 323 and branch bits section of thick bamboo 321 can also play scraping off the mesh surface and remaining, prevents the effect of mesh jam.

As a further improvement of the invention, a one-way baffle 325 is arranged in an inner cavity of the chip separation barrel 321, which is positioned at one end of the spiral blade 323 far away from the collecting cover 3, and a limiting frame 324 matched with the one-way baffle 325 is arranged in the chip separation barrel 321 between the one-way baffle 325 and the spiral blade 323. Through setting up spacing 324 and one-way separation blade 325, helical blade 323 can promote the coarse fodder and pass one-way separation blade 325 and get into coarse fodder admission pipe 341, and one-way separation blade 325 also can play airtight branch bits section of thick bamboo 321 lower extreme to a certain extent simultaneously for air exhauster 36 can be better induced drafts from dividing bits section of thick bamboo 321.

When in use: when the motor 35 is turned on, the motor 35 can drive the rotating cylinder 322 to rotate and move up and down, and meanwhile, the motor 35 can drive the chip grinding roller 343 and the chip blocking roller 333 to rotate through the belt transmission mechanism. After the exhaust fan 36 is started, the slag suction port 11 can suck a large amount of sawdust generated during cutting, the sawdust enters the scrap separating cylinder 321 through the corrugated pipe 31, and under the combined action of the scrap separating cylinder 321 and the helical blade 323, the sawdust passes through the sieve holes, enters the sawdust inlet pipe 331 and is finally blocked by the sawdust blocking roller 333 and falls into the sawdust collecting box 332; the coarse fodder is sent into coarse fodder admission pipe 341 and falls into coarse fodder collecting box 342 after grinding through chip roller 343 by helical blade 323, and the saw-dust falls scattered the potential safety hazard of piling up and leading to and the powder drifts away the harm healthy to staff's breathing when not only having solved timber cutting, has carried out categorised the recovery to the saw-dust simultaneously to make things convenient for the recycling of saw-dust greatly.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a saw-dust processing apparatus for wood cutting, includes cutting platform (1), frame (12) and cutting piece (2), its characterized in that, cutting piece (2) are close to feed end one side seted up on cutting platform (1) and have a perfect understanding cutting platform (1) inhale sediment mouth (11), cutting platform (1) below is provided with covers cutting piece (2) with inhale collection cover (3) of sediment mouth (11), the bottom of collection cover (3) is provided with branch bits case (32), branch bits case (32) include the box, set up in the box and with collection cover (3) intercommunication branch bits section of thick bamboo (321) and set up in branch bits section of thick bamboo (321) and partly stretch out a rotary drum (322) that divide bits section of thick bamboo (321), be provided with helical blade (323) on rotary drum (322), helical blade (323), divide bits section of thick bamboo (321) and helical blade (323) complex part all offer the sieve section of thick bamboo (323) that is used for separating coarse waste and cuttings An aperture; the box body is connected with a powder scrap processing device (33), the powder scrap separating cylinder (321) is connected with a coarse scrap processing device (34), a motor (35) is arranged below the powder scrap separating box (32), the output end of the motor (35) is provided with a driving mechanism for driving the powder scrap processing device (33), the coarse scrap processing device (34) and the rotating cylinder (322) to work, the motor (35) can drive the rotating cylinder (322) to rotate and drive the rotating cylinder (322) to move up and down at the same time, the driving mechanism comprises a bevel gear I (3512) fixedly sleeved on an output shaft (351) of the motor (35) and a spline (3511) arranged at the end part of the output shaft (351), and part of the rotating cylinder (322) is sleeved on the output shaft (351) and is matched through the spline (3511); a fixing ring (3221) is fixedly sleeved at one end, extending out of the chip dividing cylinder (321), of the rotating cylinder (322), a guide rod (3211) parallel to the rotating cylinder (322) is arranged at one end, close to the first bevel gear (3512), of the chip dividing cylinder (321), and a limiting sliding block (355) matched with the fixing ring (3221) is slidably mounted on the guide rod (3211); a second bevel gear (353) meshed with the first bevel gear (3512) is rotatably mounted on the frame (12), a rotary disc (354) is coaxially mounted on the second bevel gear (353), and a connecting rod (356) is hinged between the rotary disc (354) and the limiting sliding block (355).

2. The wood chip processing device for cutting wood according to claim 1, wherein the powder chip processing device (33) comprises a powder chip inlet pipe (331) and a powder chip collecting box (332), one end of the powder chip inlet pipe (331) is communicated with the box body, the other end of the powder chip inlet pipe (331) is connected with an exhaust fan (36), and a chip blocking roller (333) for blocking powder chips is arranged in the powder chip inlet pipe (331) between the box body and the exhaust fan (36); the scrap collecting box (332) is used for receiving the scraps blocked by the scrap blocking roller (333), a scrap scraping plate (334) used for cleaning the scrap blocking roller (333) is hinged to the inner wall of the scrap collecting box (332) close to one side of the exhaust fan (36), and a spring (335) enabling the end portion of the scrap scraping plate (334) to abut against the scrap blocking roller (333) is arranged on the inner wall of the scrap collecting box (332).

3. The wood chip processing device for cutting wood according to claim 2, wherein the chip blocking drum (333) includes a drum frame (3331) and a chip blocking screen (3332) that surrounds the drum frame (3331), and the drum frame (3331) is rotated by the driving mechanism.

4. The wood chip processing device for cutting wood according to claim 1, wherein the coarse chip processing device (34) comprises a coarse chip inlet pipe (341) and a coarse chip collecting box (342), one end of the coarse chip inlet pipe (341) is communicated with the chip dividing cylinder (321), the other end of the coarse chip inlet pipe (341) is provided with a chip grinding roller (343), the chip grinding roller (343) is driven to rotate by the driving mechanism, a pressing plate (344) matched with the chip grinding roller (343) is hinged on the pipe wall of the coarse chip inlet pipe (341), a plate spring (345) for enabling the pressing plate (344) to abut against the chip grinding roller (343) is arranged on the pipe wall of the coarse chip inlet pipe (341), and the coarse chip collecting box (342) is used for receiving coarse chips falling from between the chip grinding roller (343) and the pressing plate (344).

5. The wood chip processing device for wood cutting according to claim 1, characterized in that the inner cavity of the chip dividing cylinder (321) at the end of the spiral blade (323) far away from the collecting cover (3) is provided with a one-way baffle (325), and a limiting frame (324) matched with the one-way baffle (325) is arranged in the chip dividing cylinder (321) between the one-way baffle (325) and the spiral blade (323).