CN218138619U

CN218138619U - Wood cutting waste-free feeding device

Info

Publication number: CN218138619U
Application number: CN202221718757.0U
Authority: CN
Inventors: 叶世成; 柴修成; 徐文浩
Original assignee: Shandong Baiqiancheng Machinery Manufacturing Co ltd
Current assignee: Shandong Baiqiancheng Machinery Manufacturing Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-12-27
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a timber cuts useless feedway of nothing, install on feed frame, include sign indicating number material thrust unit and feeding blevile of push who installs along timber advancing direction in proper order on feed frame, and sign indicating number material thrust unit and feeding blevile of push and the contact end of timber slope setting towards ligneous discharge side from bottom to top respectively, sign indicating number material thrust unit is connected with sign indicating number material drive arrangement, feeding blevile of push is connected with and feeds drive arrangement, the discharge end of feed frame is strideed and is equipped with and has set up the pressure equipment that cuts of fixing timber; sign indicating number material thrust unit piles the shaping with timber, feeds blevile of push and cuts timber and feeds, and slope setting between them makes two timber material pile tip can peg graft the cooperation, helps improving the degree of compactness of material pile, cuts the in-process and can not produce the waste material, can prevent with cutting the cooperation of press device that timber after the atress from producing the displacement or flying to squirt, help going on smoothly that timber cut and protection timber to cut equipment.

Description

Wood cutting waste-free feeding device

Technical Field

The utility model relates to an equipment technical field for wood working especially relates to a timber cuts useless feedway of nothing.

Background

The wood cutting machine can realize one-time automatic cutting of large-batch wood, manual intervention is not needed in the cutting process, the wood cutting efficiency is high, the use is labor-saving, and the wood cutting machine is widely applied to the field of wood processing. The currently used wood cutting machine generally comprises a feeding mechanism and a cutting mechanism, wherein the feeding mechanism is used for automatically feeding stacked wood to the cutting mechanism, and the currently used feeding mechanism mainly has the following defects:

1. only one material pushing device is installed, the material pushing device needs to move to an operation position close to the cutting mechanism to complete the pushing of a whole batch of wood, and then the material pushing device can return to the initial position to implement the next material pushing task. After the pushing device returns to the initial position, the loading needs to be waited for the stacking of the wood, so that the operation waiting time of a section of time exists at the cut-off part, and the cut-off efficiency of the wood is influenced to a certain extent.

2. The both ends of the wood pile are in a vertical plane state, when the cutting mechanism cuts, the wood stress can generate displacement or splash, so that the wood pile is loose and disordered in the cutting process, the cut waste materials are easy to generate, and the waste materials need to be subjected to secondary treatment to avoid wood waste, thereby increasing the workload of wood processing and being not beneficial to the smooth operation of the cutting mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a timber material loading is efficient is provided, and two timber material pile tip can peg graft the cooperation and make the material pile tight real, cut the in-process and can not produce the waste material, and difficult displacement or fly behind the timber atress squirts, and the timber that helps timber to cut smoothly cuts no useless feedway.

In order to solve the technical problem, the technical scheme of the utility model is that: the wood cutting waste-free feeding device is installed on a feeding frame for feeding and conveying wood to wood cutting equipment, and comprises a material stacking pushing device and a material feeding pushing device which are sequentially installed on the feeding frame along the wood advancing direction, the material stacking pushing device and the material feeding pushing device are respectively obliquely arranged from bottom to top towards the wood discharging side, a material stacking driving device for driving the material stacking pushing device to advance and a feeding driving device for driving the material feeding pushing device to advance are further installed on the feeding frame, and a material cutting and pressing device for pressing and fixing the wood is installed at the discharging end of the feeding frame in a spanning mode.

As a preferred technical scheme, the stacking pushing device comprises a stacking pushing frame connected with the stacking driving device, a pushing side of the stacking pushing frame is provided with a pushing plate, the pushing plate is arranged in a manner of inclining towards a discharging side of wood from bottom to top, the bottom end of the pushing plate is rotatably connected with the stacking pushing frame, and a pushing angle adjusting device for adjusting a pushing angle of the pushing plate is arranged between the top end of the pushing plate and the stacking pushing frame.

According to the preferable technical scheme, the material pushing angle adjusting device comprises at least one adjusting screw rod in rotary connection with the material pushing plate, a screw rod sleeve is rotatably installed on the material stacking pushing frame and corresponds to the adjusting screw rod in a sleeved mode, and locking nuts in threaded fit with the adjusting screw rods are respectively arranged on two sides of the screw rod sleeve.

According to the preferable technical scheme, the material stacking driving device is at least two chain transmission mechanisms which are arranged in parallel, the chain transmission mechanisms are arranged on the feeding frame below the material stacking pushing frame, and the lower end of the material stacking pushing frame penetrates through the feeding frame and is fixedly connected with the transmission chains in the chain transmission mechanisms.

As an optimized technical scheme, supporting rollers are arranged at the bottom end of the stacking pushing frame, and supporting guide rails matched with the supporting rollers for use are fixedly installed on the feeding frame below the stacking pushing frame.

As preferred technical scheme, feed blevile of push include with the feeding mounting bracket that the drive arrangement is connected feeds, it installs the propelling movement frame that feeds that extends towards timber feeding side to rotate on the mounting bracket to feed, feed the mounting bracket with it feeds the adjustment cylinder to be connected with between the propelling movement frame to feed, the feeding side of feeding the propelling movement frame is equipped with feeds the push pedal, it sets up towards ligneous ejection of compact side slope from supreme to feed the push pedal, feed the push pedal bottom with it rotates to connect to feed the propelling movement frame, the top of feeding the push pedal with it is used for adjusting to feed to be connected with between the propelling movement frame feed the angle adjusting device of feeding the push pedal angle of feed.

Preferably, the feeding driving device is at least two chain transmission mechanisms arranged in parallel, the chain transmission mechanisms are arranged on the feeding frame below the feeding mounting frame, and the bottom of the feeding mounting frame is fixedly connected with the transmission chains in the chain transmission mechanisms.

As preferred technical scheme, cut press device and cut the frame including the door type, the door type cuts a fixed mounting and cuts a supporting bench in the frame, cut a supporting bench top the door type cuts a slidable mounting and cuts supporting beam in the frame, runs through it has the stop clamp plate to cut supporting beam limit arrangement, the door type cuts a lateral part and installs and be used for lifting cut supporting beam's crossbeam actuating cylinder.

As a preferable technical scheme, the bottom end of each cutting pressing plate is respectively provided with a cutting pressing groove.

As an improvement of the technical scheme, a material baffle device is also arranged between the material stacking pushing device and the material feeding and pushing device on the material feeding and feeding frame in a spanning manner;

the striker plate device comprises a gate-shaped material blocking frame which is arranged on the top end of the feeding frame in a crossing mode, wherein a striker plate is movably arranged in the gate-shaped material blocking frame, and a striker plate driving cylinder is arranged between the top end of the striker plate and the top end of the gate-shaped material blocking frame.

Due to the adoption of the technical scheme, the wood cutting waste-free feeding device is arranged on a feeding frame for feeding and conveying wood to the wood cutting equipment, and comprises a stacking pushing device and a feeding pushing device which are sequentially arranged on the feeding frame along the wood advancing direction, contact ends of the stacking pushing device, the feeding pushing device and the wood are respectively arranged in an inclined mode from bottom to top towards the discharge side of the wood, a stacking driving device for driving the stacking pushing device to advance and a feeding driving device for driving the feeding pushing device to advance are further arranged on the feeding frame, and a cutting and pressing device for pressing and fixing the wood is arranged at the discharge end of the feeding frame in a crossing mode; the utility model discloses following beneficial effect has: the stacking pushing device pushes wood to stack and form the wood under the driving of the stacking driving device, the wood is fed to the discharging side of the feeding pushing device and then returns, the feeding pushing device cuts and feeds the wood under the driving of the feeding driving device, the stacking pushing device and one side of the feeding pushing device, which is contacted with the wood, are obliquely arranged respectively, the end parts of the two wood stacks can be matched in an inserted manner, the improvement of the compactness of the stacks is facilitated, waste materials cannot be generated in the cutting process, the stacking pushing device is matched with the pressing action of the cutting pressing device when the wood is cut, the forced wood can be prevented from being displaced or flying, the wood is favorably cut, the wood cutting equipment is favorably and smoothly fed and protected, meanwhile, the batch cutting of the wood is realized, and the wood feeding, feeding and cutting efficiencies are greatly improved.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

FIG. 1 is a diagram of the arrangement of the wood cutting device according to the embodiment of the present invention;

fig. 2 is a top view of an embodiment of the invention;

FIG. 3 isbase:Sub>A schematic sectional view taken along line A-A in FIG. 2;

fig. 4 is a side view of an embodiment of the invention;

fig. 5 is a schematic structural view of a stacking pushing device according to an embodiment of the present invention;

fig. 6 is a perspective view of the stacking pushing device of the embodiment of the present invention;

FIG. 7 is a schematic structural view of a feeding and pushing device according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a material cutting and pressing device according to an embodiment of the present invention;

fig. 9 is a diagram of a pressing state of the pressing device according to the embodiment of the present invention;

in the figure: 1-a feed carriage; 2-wood cutting equipment; 3-a blanking area; 4-a feeding zone; 5-door type material blocking frame; 6-a material baffle plate; 7-a material blocking frame driving cylinder; 8-a material pushing plate; 9-stacking a material pushing frame; 10-adjusting the screw; 11-a screw sleeve; 12-a lock nut; 13-chain transmission mechanism; 14-supporting rollers; 15-supporting the guide rail; 16-a feed mounting; 17-feeding the pushing frame; 18-feed adjustment cylinder; 19-a feed pusher plate; 20-door type cutting frame; 21-cutting off the supporting table; 22-cutting off the supporting beam; 23-cutting off the pressing plate; 24-a limiting plate; 25-beam driving cylinder; and 26-cutting off the pressure groove.

Detailed Description

The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive on the scope of the claims.

As shown in fig. 1, 2, 3 and 4, the wood cutting and waste-free feeding device is mounted on a feeding frame 1 for feeding and conveying wood to a wood cutting device 2, the wood cutting device 2 for cutting is arranged at a discharge end of the feeding frame 1, and the wood cutting device and the feeding frame cooperate to complete batch uninterrupted feeding and cutting of wood, so that the wood cutting efficiency is greatly improved. Feed and stride on frame 1 and be equipped with the striker plate device, feed and feed 1 upper portion of frame and set up to box structure, the striker plate device will feed and feed frame 1 and divide into blanking district 3 and feed district 4, blanking district 3 is used for connecing timber greatly to accomplish timber sign indicating number pile under the cooperation of the kit of internally mounted, feed district 4 and connect the timber pile after the sign indicating number pile takes shape greatly to accomplish timber pile under the cooperation of the kit of internally mounted to timber cuts equipment 2's automatic feed.

The striker plate device comprises a gate-shaped material blocking frame 5 which is arranged on the top end of the feeding frame 1 in a crossing mode, a striker plate 6 is movably arranged in the gate-shaped material blocking frame 5, and a material blocking frame driving cylinder 7 is arranged between the top end of the striker plate 6 and the top end of the gate-shaped material blocking frame 5. And the material blocking frame driving cylinder 7 is a hydraulic cylinder and is used for realizing the pulling-up and the lowering of the material blocking plate 6. When stacking wood, the striker plate 6 is in a lowering state, isolates the blanking area 3 from the feeding area 4, and is matched with a matched component in the blanking area 3 to finish stacking and forming of the wood; after the timber pile is finished, the stock stop driving cylinder 7 is controlled to lift the stock stop 6, so that the blanking area 3 is communicated with the feeding area 4, and the timber pile is pushed to the feeding area 4 under the cooperation of internal matching parts.

As shown in fig. 2, fig. 3, fig. 5 and fig. 6, a stacking pushing device is installed on the feeding frame 1 along the wood advancing direction, that is, the stacking pushing device is movably disposed in the blanking area 3, and the striker plate device is located between the stacking pushing device and the feeding pushing device on the feeding frame 1. And sign indicating number material thrust unit and ligneous contact side incline from bottom to top towards ligneous ejection of compact side and set up, install on the feed frame 1 and be used for the drive sign indicating number material drive arrangement that sign indicating number material thrust unit marched, sign indicating number material thrust unit is in under sign indicating number material drive arrangement's the drive, accomplish ligneous sign indicating number and pile the task. Specifically, sign indicating number material thrust unit include with sign indicating number material thrust frame 8 that sign indicating number material drive arrangement is connected, the material side of pushing away of sign indicating number material thrust frame 8 is equipped with scraping wings 9, scraping wings 9 sets up towards ligneous ejection of compact side slope from bottom to top, scraping wings 9 bottom with sign indicating number material thrust frame 8 rotates and is connected, scraping wings 9 the top with be equipped with between sign indicating number material thrust frame 8 and be used for adjusting scraping wings 9 pushes away the material angle adjusting device that pushes away the material angle. The angle of inclination of the ejector plate 9 can be adjusted by the ejector angle adjusting device, so that an inclined end face is formed at the rear side of the formed wood stack, and when the wood stack at the rear side is butted with the wood stack at the front side, an inclined plane which gradually approaches to the cut-off part from bottom to top is formed at the butted part. When cutting off timber like this, especially the front side timber pile is when being about to cut off completely, the timber pile of rear side can form the suppression to the front side timber pile spacing, plays the effect of supplementary swage, further prevents that the front side timber from producing displacement or flying to squirt because of cutting off the atress.

Specifically, the material pushing angle adjusting device comprises at least one adjusting screw 10 rotatably connected with the material pushing plate 9, a screw sleeve 11 rotatably mounted on the material stacking pushing frame 8 and sleeved with the adjusting screw 10 correspondingly, locking nuts 12 in threaded fit with the adjusting screw 10 are respectively arranged on two sides of the screw sleeve 11, and the adjusting screws 10 are arranged in two numbers in the embodiment so as to improve the firmness of connection between the material pushing plate 9 and the material stacking pushing frame 8. When the angle of the material pushing plate 9 is adjusted, the locking nuts 12 on the two sides of the screw sleeve 11 are rotated. The adjusting screw 10 and the screw sleeve 11 are rotatably mounted to adapt to the angle change of the material pushing plate 9.

The stacking driving device is at least two chain transmission mechanisms 13 which are arranged in parallel, the chain transmission mechanisms 13 are arranged on the feeding frame 1 below the stacking pushing frame 8 (namely below the blanking area 3), the lower end of the stacking pushing frame 8 penetrates through the bottom plate of the blanking area 3 and each transmission chain fixed connection in the chain transmission mechanisms 13, and long-strip through holes which are convenient for the stacking pushing frame 8 to move back and forth are arranged on the bottom plate penetrating through the blanking area 3. When the chain transmission mechanism 13 operates, the change of the position of the transmission chain drives the stacking pushing frame 8 to move synchronously, so that the stacking or pushing of the wood to the feeding area 4 is realized. Support rollers 14 are arranged and installed at the bottom end of the stacking pushing frame 8, and support guide rails 15 matched with the support rollers 14 are fixedly installed on the feeding frame 1 below the stacking pushing frame 8 (namely below the blanking area 3) so as to reinforce and support the stacking pushing frame 8.

As shown in fig. 2, fig. 3 and fig. 7, a feeding and pushing device is further installed on the feeding frame 1 along the advancing direction of the wood, that is, the feeding and pushing device is installed in the feeding area 4, the contact end of the feeding and pushing device and the wood is inclined from bottom to top toward the discharging side of the wood, and a feeding driving device for driving the feeding and pushing device to advance is installed on the feeding frame 1. The feeding and pushing device is driven by the feeding driving device to push and feed the wood pile outwards, so that the wood cutting equipment 2 can complete the wood cutting task. Specifically, feed blevile of push include with feed the mounting bracket 16 that the drive arrangement is connected, it installs the feed pushing frame 17 towards timber feed side extension to feed to rotate on the mounting bracket 16, feed mounting bracket 16 with it feeds adjusting cylinder 18 to be connected with between the pushing frame 17 to feed, the feed side of feeding pushing frame 17 is equipped with feeds push pedal 19, it sets up towards ligneous ejection of compact side slope from bottom to top to feed push pedal 19. The feed adjustment cylinder 18 may be provided as a hydraulic cylinder for achieving the lifting and lowering of the feed pusher carriage 17. When the feeding pushing frame 17 is in a downward state, the cutting and feeding of the wood pile can be completed under the driving of the feeding driving device; after the feeding of the wood stack is finished, the feeding and pushing device needs to be returned to be ready for implementing the next feeding and pushing task, and at this time, the feeding and pushing frame 17 needs to be lifted to the upper side of the feeding area 4 through the feeding adjusting cylinder 18 so as to avoid the wood stack on the rear side and move to the rear side of the wood stack to be placed downwards, and the feeding and pushing task is implemented. The bottom end of the feeding push plate 19 is rotatably connected with the feeding pushing frame 17, a feeding angle adjusting device for adjusting the feeding angle of the feeding push plate 19 is connected between the top end of the feeding push plate 19 and the feeding pushing frame 17, the structure and the working principle of the feeding angle adjusting device are similar to those of the pushing angle adjusting device, and detailed description is omitted here.

Feed drive arrangement is two at least chain drive of parallel arrangement, just chain drive locates feed the mounting bracket 16 below the feed feeds on the frame 2, promptly chain drive locates feed the district 4 top feed on the frame 1, feed the bottom of mounting bracket 16 and each drive chain fixed connection in the chain drive 13, in order to realize passing through the drive chain drives feed the mounting bracket 16 feed and push away the frame 17 feed push pedal 19 class synchronous motion, accomplish feeding of timber heap and the return after finishing of feeding.

As shown in fig. 3, 4, 8 and 9, a cutting and pressing device for pressing and fixing wood is installed across the discharging end of the feeding frame 1, and is used for pressing down the wood pile when wood cutting is performed, so as to ensure smooth operation of the wood cutting device 2 and improve the wood cutting efficiency. Specifically, cut the press device and cut frame 20 including the door type, the door type cuts a frame 20 internal fixation and installs and cuts a supporting bench 21, cut a supporting bench 21 top the door type cuts a frame 20 internal fixation and has cut supporting beam 22, runs through cut supporting beam 22 limit arrangement and have cut clamp plate 23, cut clamp plate 23 top and be connected with limiting plate 24 perpendicularly, limiting plate 24 span support in cut supporting beam 22's top limiting plate 24 is under the effect, cut clamp plate 23 and be similar to the hoist and mount and be in cut on the supporting beam 22. The door type cuts frame 20 lateral part and installs and is used for lifting cut supporting beam 22's crossbeam actuating cylinder 25, crossbeam actuating cylinder 25 can set up to the pneumatic cylinder, is used for realizing cut supporting beam 22's lifting or transfer control. When the wood pile is cut off, the cutting-off pressing plate 23 is in a downward-placing state; after the chopping is completed, the chopping press plate 23 is lifted to facilitate the feeding of the wood stack into position. The bottom end of each cut-off pressing plate 23 is respectively provided with a cut-off pressing groove 26 which is in closer contact with battens in the wood pile, and the pressing effect is better.

The utility model discloses place timber in blanking district 3, sign indicating number material thrust unit promotes timber forward under sign indicating number material drive arrangement's drive, and take shape timber pile with the striker plate device cooperation, timber after sign indicating number material thrust unit promotes the pile gets into and returns to feeding district 4 back, it cuts timber and feeds under drive arrangement's the drive to feed blevile of push, sign indicating number material thrust unit, it sets up with the one side slope respectively of timber contact to feed blevile of push, make two timber pile tip can peg graft the cooperation, help improving the degree of compaction of pile, it can not produce the waste material to cut the in-process, mutually support with the swager effect of cutting the swager when timber cuts, can prevent that timber after the atress from producing the displacement or flying to jet, help cuting the smooth advance of timber and protecting timber and cut equipment 2, the batch that timber was cut has been realized simultaneously, make timber material loading, the feed all has the promotion by a wide margin with cutting efficiency.

The description of the present invention has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. Timber cuts no useless feedway, installs and feeds on the frame to the feed that timber cut equipment fed and carry timber usefulness, its characterized in that: the wood stacking and pushing device comprises a stacking pushing device and a feeding pushing device which are sequentially arranged on a feeding frame along the advancing direction of wood, wherein the stacking pushing device and the contact end of the feeding pushing device and the wood are respectively arranged in an inclined mode from bottom to top towards the discharge side of the wood, a stacking driving device for driving the stacking pushing device to advance and a feeding driving device for driving the feeding pushing device to advance are further arranged on the feeding frame, and a cutting and pressing device for pressing and fixing the wood is arranged at the discharge end of the feeding frame in a crossing mode.

2. The wood chopping waste-free feeding device according to claim 1, wherein: the stacking pushing device comprises a stacking pushing frame connected with the stacking driving device, a material pushing plate is arranged on the material pushing side of the stacking pushing frame, the material pushing plate is arranged from bottom to top in an inclined mode towards the discharging side of wood, the bottom end of the material pushing plate is rotatably connected with the stacking pushing frame, and a material pushing angle adjusting device used for adjusting the material pushing angle of the material pushing plate is arranged between the top end of the material pushing plate and the stacking pushing frame.

3. The wood chopping waste-free feeder according to claim 2, wherein: the material pushing angle adjusting device comprises at least one adjusting screw rod rotationally connected with the material pushing plate, a screw rod sleeve is rotationally mounted on the material stacking pushing frame and corresponds to the adjusting screw rod in a sleeved mode, and locking nuts in threaded fit with the adjusting screw rod are arranged on two sides of the screw rod sleeve respectively.

4. The wood chopping waste-free feeder according to claim 2, wherein: the stacking driving device is at least two chain transmission mechanisms which are arranged in parallel, the chain transmission mechanisms are arranged on the feeding frame below the stacking pushing frame, and the lower end of the stacking pushing frame penetrates through the feeding frame and is fixedly connected with the transmission chains in the chain transmission mechanisms.

5. The wood chopping waste-free feeding device according to claim 4, wherein: the bottom end of the stacking pushing frame is provided with supporting rollers, and the feeding frame below the stacking pushing frame is fixedly provided with supporting guide rails matched with the supporting rollers for use.

6. The wood chopping waste-free feeding device according to claim 1, wherein: the utility model discloses a push plate feeding device, including feeding blevile of push, feed the mounting bracket that feeds that the drive arrangement connects, feed to rotate on the mounting bracket and install and push away the frame towards the feeding that timber feed side extends, feed the mounting bracket with it feeds the adjustment cylinder to be connected with between the frame to feed to push away, the feeding side of feeding and pushing away the frame is equipped with and feeds the push pedal, it sets up to supreme ejection of compact side slope towards timber from bottom to feeding the push pedal, feed the push pedal bottom with it rotates to connect to feed to push away the frame, feed the push pedal the top with it is used for adjusting to feed to be connected with between pushing away the frame feed the angle adjusting device that feeds push pedal feed angle.

7. The wood chopping waste-free feeder according to claim 6, wherein: the feeding driving device is at least two chain transmission mechanisms which are arranged in parallel, the chain transmission mechanisms are arranged on the feeding frame below the feeding mounting frame, and the bottom of the feeding mounting frame is fixedly connected with the transmission chains in the chain transmission mechanisms.

8. The wood chopping waste-free feeding device according to claim 1, wherein: cut press device and cut the frame including the door type, the door type cuts a fixed mounting and cuts a supporting bench in the frame, cut a supporting bench top the door type cuts a slidable mounting and cuts the supporting beam in the frame, runs through cut supporting beam limit arrangement and have cut the clamp plate, the door type cuts a lateral part and installs and be used for lifting cut supporting beam's crossbeam actuating cylinder.

9. The wood chopping waste-free feeder according to claim 8, wherein: the bottom end of each cutting pressing plate is provided with a cutting pressing groove.

10. The wood chopping waste-free feeding device according to claim 1, wherein: a material baffle device is also arranged between the stacking pushing device and the feeding and pushing device on the feeding and feeding frame in a spanning manner;