CN214214134U - Bamboo cane milling device capable of linearly adjusting cutter and bamboo cane processing machine - Google Patents

Abstract

A bamboo batten milling device with linearly adjustable cutters comprises a thickness cutting mechanism and a width cutting mechanism, wherein the thickness cutting mechanism comprises at least two stations, each station is provided with at least one flat cutter and a power source for driving the flat cutters, the two adjacent flat cutters are respectively used for cutting the upper surface and the lower surface of a bamboo batten, and the flat cutters used for cutting the upper surface or the lower surface of the bamboo batten are adjusted in a numerical control mode or manually; the width cutting mechanism comprises at least one station, each station is provided with two vertical cutters and a power source for driving the vertical cutters, the two vertical cutters are used for cutting the left surface and the right surface of the bamboo strip, and the vertical cutters used for cutting the left surface or the right surface of the bamboo strip are adjusted in a numerical control mode or manually. The utility model discloses utilize the flat sword to process the thickness of bamboo strip, the upper and lower face of bamboo strip is inclined plane or plane after getting rid of the surplus, utilizes to found the sword and processes the width of bamboo strip, and the left and right sides of bamboo strip is inclined plane or plane after getting rid of the surplus.

Description

Bamboo cane milling device capable of linearly adjusting cutter and bamboo cane processing machine

Technical Field

The utility model belongs to the technical field of the processing production technique and specifically relates to a but bamboo strip milling device and bamboo strip processing machine of linear knife adjustment.

Background

The progress of the era promotes the environment protection, the saving and the emission reduction, and the harmonious development becomes the main fundamental tone of the era; the improvement of scientific technology puts forward higher requirements on industrial and agricultural production, and how to produce commodities which accord with the masses in a labor-saving, efficient and environment-friendly manner is an urgent subject.

The existing bamboo strip processing machine is a rough type machine and far from meeting the requirements of users. No matter the processing technology, the energy conservation and the environmental protection, especially the extremely low material utilization rate, seriously lags behind the development requirements of the times. With the gradual popularization of numerical control technology and the vigorous development of digital economy, the requirements on processing machines are higher and higher nowadays, and the numerical control and intellectualization of the processing machines are development requirements of the times. Through years of scientific research and continuous practice, a new generation of multifunctional bamboo cane processing machine is developed on the basis of the existing rough milling machine, various defects and shortcomings of the existing bamboo cane processing machine are thoroughly overcome, and the process of processing materials is more scientific, labor-saving and environment-friendly.

The publication No. CN103231421A discloses a high-speed high-precision numerical control automatic wood turning machine, which comprises a bar clamping linear pushing mechanism; the bar clamping linear pushing mechanism comprises a slider seat limited on the rack and moving on a linear track, a bar side clamping leaning platform mechanically fixed on the slider seat, and a bar side clamping lever connected with the slider seat through a fulcrum V; the tail end of a power arm of the bar side clamping lever is hinged with a cylinder piston rod; a stop block and a stop block which are mechanically fixed on the slide block seat are respectively positioned on two sides of the bar side clamping lever power arm; the bar side clamp lever resistance arm and the bar side clamp leaning platform jointly form a bar clamp, and the minimum distance between the bar clamp lever resistance arm and the bar side clamp leaning platform is equivalent to the diameter of a thin bamboo-wood bar. The pushing mechanism related in the high-speed high-precision numerical control automatic wood turning machine can only carry out single discontinuous feeding, can not carry out continuous pushing feeding, and is not suitable for manufacturers to improve the production efficiency; the clamping point positions of the whole clamping mechanism are too few, and multi-point position clamping and conveying and multi-point numerical control cutting cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve above-mentioned prior art's shortcoming, provide a but bamboo splint milling device of linear knife adjustment, can improve production efficiency greatly, can make the material obtain make full use of moreover to can realize the safety machine of various cutting schemes.

The utility model provides a technical scheme that its technical problem adopted: the bamboo batten milling device with the linearly adjustable cutters comprises a thickness cutting mechanism and a width cutting mechanism, wherein the thickness cutting mechanism comprises at least two stations, each station is provided with at least one flat cutter and a power source for driving the flat cutters, the two adjacent flat cutters are respectively used for cutting the upper surface and the lower surface of a bamboo batten, and the flat cutters used for cutting the upper surface or the lower surface of the bamboo batten are adjusted in a numerical control mode or manually; the width cutting mechanism comprises at least one station, each station is provided with two vertical cutters and a power source for driving the vertical cutters, the two vertical cutters are used for cutting the left surface and the right surface of the bamboo strip, and the vertical cutters used for cutting the left surface or the right surface of the bamboo strip are adjusted in a numerical control mode or manually.

The flat knives are provided with first sliding block sets and first transmission pieces, the first sliding block sets and the first transmission pieces are equal in number to the flat knives, the flat knives are installed on the first sliding block sets in a one-to-one correspondence mode, the first transmission pieces drive the first sliding block sets, and the vertical linear movement of the flat knives is achieved.

The first transmission piece can realize numerical control adjustment when passing through the first motor, and the first transmission piece can realize manual adjustment when not passing through the first motor, and drives the first transmission piece through the first motor during numerical control adjustment.

The first sliding block group is provided with two first sliding blocks which are oppositely arranged, a first connecting piece is fixedly arranged between the two first sliding blocks, the first transmission piece is rotatably connected to the first connecting piece, and the first connecting piece is also provided with at least one first guide rod which is movably connected to the station to which the first guide rod belongs.

The vertical cutter is provided with a second sliding block set and a second transmission part which are equal to the vertical cutter in number at the station, the vertical cutter is correspondingly arranged on the second sliding block set, the second transmission part drives the second sliding block set, and the vertical cutter moves linearly left and right.

The second transmission part can realize numerical control adjustment or manual adjustment when passing through or not passing through the second motor, and the second transmission part is driven by the second motor during numerical control adjustment.

The second sliding block group is provided with two second sliding blocks which are oppositely arranged, a second connecting piece is fixedly arranged between the two second sliding blocks, a second transmission piece is rotatably connected to the second connecting piece, and the second connecting piece is also provided with at least one second guide rod which can be movably connected to the station to which the second guide rod belongs.

Further perfect, the station has the first installation department of two vertical settings, the second installation department of two horizontal settings, and one of them second installation department is located the upper end of two first installation departments, another then is in the lower extreme, and first installation department or second installation department all have the spout that supplies first slider or second slider to slide in.

The bamboo batten processing machine comprises a plurality of feeding devices, each feeding device is located between adjacent stations of all stations, each feeding device comprises an upper feeding wheel and a lower feeding wheel which are used for clamping the upper surface and the lower surface of a bamboo batten, and the feeding devices are driven by one or more third motors.

Further perfecting, lower feeding wheel is the location benchmark, and its fixed mounting is at the straight-bar, and it can self-adaptation float to go up feeding wheel, and its fixed mounting is at the member that has the universal joint or goes up feeding wheel and be the location benchmark, and its fixed mounting is at the straight-bar, and lower feeding wheel can self-adaptation float, and its fixed mounting is at the member that has the universal joint, and the member that has the universal joint or straight-bar are connected with one or more third motor transmission.

The utility model discloses profitable effect is:

(1) the utility model discloses utilize the flat sword to process the thickness of bamboo strip, a plurality of stations are a lot of to the upper and lower face of bamboo strip and are processed, get rid of the unnecessary surplus below the upper and lower face, the upper and lower face of bamboo strip is inclined plane or plane after getting rid of the surplus, utilizes the vertical sword to process the width of bamboo strip, gets rid of the unnecessary surplus in the left and right sides, and the left and right sides of bamboo strip is inclined plane or plane after getting rid of the surplus.

(2) The utility model is movable or immovable when processing the upper or lower surface of the bamboo strip, specifically, through two first sliding blocks, a first transmission piece and a first connecting piece, the flat knife does not move and needs to be manually adjusted in advance before processing, and the flat knife needs to be numerically controlled and adjusted through a servo motor;

(3) utility model's found sword is portable or can not remove when the left and right side of processing bamboo strip, and is concrete through two second sliders, second driving medium, second connecting piece, and unmovable needs do the preliminary adjustment through the manual work before processing, and the removal needs do numerical control through servo motor and adjust.

(4) The utility model discloses only need as required and the natural form of material, simple setting parameter, adjustment machinery that just can convenient and fast makes the finished product more pleasing to the eye, the material is more saved, the time is more practiced thrift, the operation is more simple and convenient.

Drawings

FIG. 1 is a schematic structural view of the thickness cutting mechanism and the width cutting mechanism of the present invention, both of which adopt an upright servo motor for numerical control;

FIG. 2 is a schematic structural view of the thickness cutting mechanism and the width cutting mechanism of the present invention, both of which adopt horizontal servo motors for numerical control;

FIG. 3 is a schematic structural view of the flat knife of the thickness cutting mechanism of the present invention, which is located above the bamboo strip, and is numerically controlled by the vertical servo motor;

FIG. 4 is a schematic structural view of the flat knife with the thickness cutting mechanism located on the bamboo strip of the present invention, which is numerically controlled by a horizontal servo motor;

FIG. 5 is a schematic structural view of the flat knife with a thickness cutting mechanism located under the bamboo strip of the present invention, which is numerically controlled by an upright servo motor;

FIG. 6 is a schematic structural view of the flat knife with the thickness cutting mechanism located under the bamboo strip of the present invention, which is numerically controlled by a horizontal servo motor;

fig. 7 is a schematic view of the usage status of the present invention applied in a rough milling machine or a finish milling machine.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to figures 1, 2: the bamboo batten milling device with the linearly adjustable cutters comprises a thickness cutting mechanism 1 and a width cutting mechanism 2, wherein the thickness cutting mechanism 1 is provided with at least two stations, each station is provided with at least one flat cutter 1-1 and a power source for driving the flat cutter 1-1, the two adjacent flat cutters 1-1 are respectively used for cutting the upper surface and the lower surface of a bamboo batten, and the flat cutters 1-1 used for cutting the upper surface or the lower surface of the bamboo batten are adjusted in a numerical control mode or manually; the width cutting mechanism 2 comprises at least one station, each station is provided with two vertical knives 2-1 and a power source for driving the vertical knives 2-1, the two vertical knives 2-1 are used for cutting the left and right sides of the bamboo strips, and the vertical knife 2-1 used for cutting the left or right sides of the bamboo strips is adjusted in a numerical control mode or manually.

According to the difference value between the surface flatness of the bamboo strips in the thickness direction and the final surface flatness preset on a machine tool, the flat cutter 1-1 needs to be adjusted in a numerical control mode in machining, so that the cutting amount can be reduced, meanwhile, the abrasion of the cutter can be reduced, meanwhile, the bamboo strips can be diversified in shape, the yield is improved, the flat cutter 1-1 is provided with the first sliding block groups 1-3 and the first transmission pieces 1-4 which are equal to the flat cutter 1-1 in number at the position where the flat cutter 1-1 belongs, the flat cutters 1-1 are correspondingly arranged on the first sliding block groups 1-3 one by one, the first transmission pieces 1-4 drive the first sliding block groups 1-3, and the vertical linear movement of the flat cutter 1-1 is realized.

Further perfection, the first transmission piece 1-4 can realize numerical control adjustment when passing through the first motor 1-2, the first transmission piece 1-4 can realize manual adjustment when not passing through the first motor 1-2, the first transmission piece 1-4 is driven by the first motor 1-2 during numerical control adjustment, and the first motor 1-2 can be an upright servo motor or a horizontal servo motor.

Further perfection, the first sliding block group 1-3 has two first sliding blocks 1-3a which are oppositely arranged, a first connecting piece 1-3a1 is fixedly installed between the two first sliding blocks 1-3a, wherein the first transmitting piece 1-4 is rotatably connected to the first connecting piece 1-3a1, the first connecting piece 1-3a1 also has at least one first guide rod 1-3a11 which can be movably connected to the station, the two first sliding blocks 1-3a are positioned at the right end of the flat knife 1-1 and are arranged left-to-right, and in order to realize synchronous movement, the first connecting piece 1-3a1 is added, the first connecting piece 1-3a1 can be a rectangular end face configuration or a configuration that an arc-shaped bulge at the middle part of the end face is bilaterally symmetrical, the linear adjusting height of the rectangular configuration is shorter, and the linear adjusting height of the configuration that the arc-shaped bulge at the middle part is bilaterally symmetrical is longer, particularly, the first guide bar 1-3a11 can increase the moving stability of the two first sliders 1-3a and reduce the occurrence of jerk when the height is adjusted, according to the selection of the user.

According to the difference value between the surface flatness of the bamboo strips in the width direction and the final surface flatness preset on a machine tool, the flat cutter 2-1 needs to be adjusted in a numerical control mode in machining, so that the cutting amount can be reduced, meanwhile, the abrasion of a cutter can be reduced, meanwhile, the bamboo strips can be diversified in shape, the yield is improved, the vertical cutter 2-1 is provided with the second sliding block groups 2-3 and the second transmission parts 2-4 which are equal to the vertical cutter 2-1 in number at the work station where the vertical cutter 2-1 belongs, the vertical cutters 2-1 are correspondingly arranged on the second sliding block groups 2-3 one by one, the second transmission parts 2-4 drive the second sliding block groups 2-3, and the vertical cutter 2-1 can linearly move left and right.

Further perfection, when the second transmission piece 2-4 passes or does not pass through the second motor 2-2, numerical control adjustment or manual adjustment can be realized, and when the numerical control adjustment is carried out, the second transmission piece 2-4 is driven by the second motor 2-2, and the second motor 2-2 can be an upright servo motor or a horizontal servo motor.

Further perfection, the second sliding block group 2-3 has two second sliding blocks 2-3a which are oppositely arranged, a second connecting piece 2-3a1 is fixedly arranged between the two second sliding blocks 2-3a, wherein the second transmission piece 2-4 is rotatably connected to the second connecting piece 2-3a1, the second connecting piece 2-3a1 also has at least one second guide rod 2-3a11 which can be movably connected to the work station, the two second sliding blocks 2-3a are positioned at the lower end of the vertical knife 2-1 and are arranged up and down, and in order to realize synchronous movement, the second connecting piece 2-3a1 is added, the second connecting piece 2-3a1 can be in a rectangular end face configuration or a configuration in which the arc-shaped bulges at the middle part of the end face are bilaterally symmetrical, the linear adjusting height of the rectangular configuration is shorter, and the linear adjusting height of the arc-shaped bulges at the middle part is bilaterally symmetrical configuration is longer, particularly, the second guide bar 2-3a11 can increase the moving stability of the two second sliders 2-3a and reduce the occurrence of jerk when adjusting the height, according to the selection of the user.

In order to increase the stability of the flat knife 1-1 or the vertical knife 2-1, the station is provided with two vertically arranged first installation parts 31 and two horizontally arranged second installation parts 32, wherein one second installation part 32 is positioned at the upper end of the two first installation parts 31, the other is positioned at the lower end, the first installation part 31 or the second installation part 32 is provided with sliding chutes 31-1 and 32-1 for sliding the first sliding block 1-3a or the second sliding block 2-3a inside, the two first installation parts 31 and the two second installation parts 32 form a whole, the whole structural strength is high, the function of the whole structure is not only used for installing the flat knife 1-1 or the vertical knife 2-1, but also can increase the use strength of the flat knife 1-1 or the vertical knife 2-1 through the self structural strength, particularly, the vibration reaction generated by the flat knife 1 due to the processing stress can be reduced in the processing, in addition, the device also has a sufficient installation area, a motor can be arranged, a sliding block can be arranged, a first installation part 31 at the upper end of the flat cutter 1-1 is provided with a first motor 1-2 capable of driving the flat cutter 1-1 to perform linear adjustment in the vertical direction, then the first sliding block 1-3a is arranged on two second installation parts 32, a second installation part 32 at the left end of the vertical cutter 2-1 is provided with a second motor 2-2 capable of driving the vertical cutter 2-1 to perform linear adjustment in the left-right direction, and then the second sliding block 2-3a is arranged on two first installation parts 31.

The machine type of the bamboo batten combined with the structure is all-purpose, because the upper flat cutter and the left and right vertical cutters are adjusted in a numerical control mode, the bamboo batten combined with the structure can be processed according to needs, any one of four surfaces of a processed finished bamboo batten can be an inclined surface or a plane, and the finished bamboo batten combined with the structure has the largest and the most complete style.

Example 2:

referring to fig. 3 and 4, bamboo strips are fed, the green side faces downwards, the yellow side faces upwards, and the green side serves as a reference surface, so that the lower flat cutter adopts a manual cutter adjusting mode, the bamboo strips face upwards, and the upper flat cutter needs numerical control adjustment, so that the integral structure of the flat cutter 1-1 comprises a first motor 1-2, two first sliding blocks 1-3a and a first transmission piece 1-4, the first motor 1-2 is positioned above the flat cutter 1-1, linear adjustment is realized through connection of the first transmission piece 1-4 connected with the first motor 1-2, a first connecting piece 1-3a1 connected with the first transmission piece 1-4, and two first sliding blocks 1-3a connected with the first connecting piece 1-3a1, the height of the flat cutter relative to the bamboo strips is always adjusted as the bamboo strips are cut from the flat cutter 1-1 to the whole bamboo strips, the parameters of the adjustment are preset to ensure that the upper surface of the bamboo strip is a set inclined plane in the horizontal direction after the cutting of the flat knife 1-1 is finished.

Example 4:

referring to fig. 5 and 6, bamboo strips are fed, green surfaces of the bamboo strips face upwards, yellow surfaces of the bamboo strips face downwards, an upper flat cutter is manually adjusted because the green surfaces are used as reference surfaces, and yellow surfaces of the bamboo strips need to be milled into inclined surfaces, so that a lower flat cutter needs to be adjusted in a numerical control mode, wherein the whole structure of the flat cutter 1-1 comprises a first motor 1-2, two first sliding blocks 1-3a and a first transmission piece 1-4, the first motor 1-2 is positioned above the flat cutter 1-1, linear adjustment is realized through connection of the first transmission piece 1-4 connected with the first motor 1-2, a first connecting piece 1-3a1 connected with the first transmission piece 1-4, and two first sliding blocks 1-3a connected with a first connecting piece 1-3a1, and the cutting of the whole bamboo strips is finished as the bamboo strips enter the flat cutter 1-1, the height of the flat knife relative to the bamboo strips is always adjusted, and the adjustment parameters are preset to ensure that the flat knife 1-1 finishes cutting.

Example 5:

referring to fig. 7, the bamboo cane processing machine of the bamboo cane milling device with the linearly adjustable knives further comprises a plurality of feeding devices, each feeding device is located between adjacent stations of all stations, each feeding device comprises an upper feeding wheel and a lower feeding wheel which are in group and used for clamping the upper surface and the lower surface of each bamboo cane, and the feeding devices are driven by one or more third motors.

The conveying and clamping device is suitable for a feeding mode that green surfaces of bamboo strips face downwards and yellow surfaces face upwards, the lower feeding wheel is a positioning reference and is fixedly installed on the straight rod, the upper feeding wheel can float in a self-adaptive mode and is fixedly installed on a rod piece with a universal joint, and the rod piece with the universal joint or the straight rod is in transmission connection with one or more third motors.

The conveying and clamping device is suitable for feeding bamboo strips with green faces upward and yellow faces downward, the upper feeding wheel is used as a positioning reference and is fixedly installed on the straight rod, the lower feeding wheel floats in a self-adaptive mode and is fixedly installed on a rod piece with a universal joint, and the rod piece with the universal joint or the straight rod is in transmission connection with one or more second motors.

The functional relation exists among the length, the thickness and the inclination angle of the thickness or the inclination angle in the width direction of the rod-shaped material, the functional relation is established through the feeding speed and the cutting speed, so that the purpose of processing four finished products is achieved, meanwhile, an irregular finished product pattern B, C, D, E is processed through setting of different functional relations, A is in an unprocessed state, the third motor is a servo motor, and the numerical control of the rotating speed of the third motor can transmit the rotating speed to the upper feeding wheel and the lower feeding wheel in a lossless manner, so that the power transmission without step loss is achieved.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (10)

1. The utility model provides a but bamboo strip milling device of linear knife adjustment, includes thickness cutting mechanism (1), width cutting mechanism (2), its characterized in that: the thickness cutting mechanism (1) comprises at least two stations, each station is provided with at least one flat knife (1-1) and a power source for driving the flat knives (1-1), the two adjacent flat knives (1-1) are respectively used for cutting the upper surface and the lower surface of the bamboo strip, and the flat knives (1-1) used for cutting the upper surface or the lower surface of the bamboo strip are adjusted in a numerical control mode or manually; the width cutting mechanism (2) comprises at least one station, each station is provided with two vertical knives (2-1) and a power source for driving the vertical knives (2-1), the two vertical knives (2-1) are used for cutting the left side and the right side of the bamboo strip, and the vertical knives (2-1) used for cutting the left side or the right side of the bamboo strip are adjusted in a numerical control mode or manually.

2. The linearly adjustable bamboo cane milling apparatus of claim 1, wherein: the flat cutter (1-1) is provided with first sliding block groups (1-3) and first transmission pieces (1-4) which are equal in number to the flat cutters (1-1) at the work stations, the flat cutters (1-1) are installed on the first sliding block groups (1-3) in a one-to-one correspondence mode, the first transmission pieces (1-4) drive the first sliding block groups (1-3), and the flat cutters (1-1) can move linearly up and down.

3. The linearly adjustable bamboo cane milling apparatus of claim 2, wherein: the first transmission piece (1-4) can realize numerical control adjustment when passing through the first motor (1-2), the first transmission piece (1-4) can realize manual adjustment when not passing through the first motor (1-2), and the first transmission piece (1-4) is driven by the first motor (1-2) during numerical control adjustment.

4. The linearly blade adjustable bamboo cane milling apparatus of claim 3, wherein: the first sliding block group (1-3) is provided with two first sliding blocks (1-3 a) which are arranged oppositely, a first connecting piece (1-3 a 1) is fixedly arranged between the two first sliding blocks (1-3 a), the first transmitting piece (1-4) is rotatably connected with the first connecting piece (1-3 a 1), and the first connecting piece (1-3 a 1) is further provided with at least one first guide rod (1-3 a 11) which is movably connected with a station.

5. The linearly adjustable bamboo cane milling apparatus of claim 1, wherein: the vertical cutter (2-1) is provided with second sliding block groups (2-3) and second transmission parts (2-4) which are equal in number to the vertical cutter (2-1) at the work station, the vertical cutter (2-1) is installed on the second sliding block groups (2-3) in a one-to-one correspondence mode, the second transmission parts (2-4) drive the second sliding block groups (2-3), and the vertical cutter (2-1) can move linearly left and right.

6. The linearly adjustable bamboo cane milling apparatus of claim 1, wherein: the second transmission piece (2-4) can realize numerical control adjustment or manual adjustment when passing through or not passing through the second motor (2-2), and the second transmission piece (2-4) is driven by the second motor (2-2) during numerical control adjustment.

7. The linearly adjustable bamboo cane milling apparatus of claim 5, wherein: the second sliding block group (2-3) is provided with two second sliding blocks (2-3 a) which are oppositely arranged, a second connecting piece (2-3 a 1) is fixedly arranged between the two second sliding blocks (2-3 a), the second transmission piece (2-4) is rotatably connected with the second connecting piece (2-3 a 1), and the second connecting piece (2-3 a 1) is further provided with at least one second guide rod (2-3 a 11) which is movably connected with the station.

8. The linearly adjustable bamboo cane milling apparatus of claim 1, wherein: the station has two first installation portion (31) of vertical setting, two second installation portion (32) of horizontal setting, one of them second installation portion (32) are located two the upper end of first installation portion (31), another are then at the lower extreme, first installation portion (31) or second installation portion (32) all have the confession first slider (1-3 a) or second slider (2-3 a) slide in spout (31-1, 32-1).

9. A bamboo cane processing machine to which the linearly adjustable bamboo cane milling apparatus of any one of claims 1-8 is applied, characterized in that: the bamboo cane processing machine further comprises a plurality of feeding devices, each feeding device is located between adjacent stations of all the stations, each feeding device comprises an upper feeding wheel and a lower feeding wheel which are used for clamping the upper surface and the lower surface of the bamboo cane, and the feeding devices are driven by one or more third motors.

10. The bamboo cane processing machine of claim 9, wherein: the lower feeding wheel is a positioning reference and is fixedly arranged on the straight rod, the upper feeding wheel can float in a self-adaptive mode, the lower feeding wheel is fixedly arranged on a rod piece with a universal joint or the upper feeding wheel is a positioning reference and is fixedly arranged on the straight rod, the lower feeding wheel can float in a self-adaptive mode and is fixedly arranged on the rod piece with the universal joint, and the rod piece with the universal joint or the straight rod is in transmission connection with one or more third motors.

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