CN111149495A - Shock attenuation transmission frame - Google Patents

Abstract

The invention discloses a damping transmission rack which comprises a chassis frame, a wheel set, a transmission assembly, a speed change assembly, a throwing assembly and a damping assembly, wherein one end of the damping assembly is connected with a power source, the other end of the damping assembly is connected with the chassis frame, the damping assembly is arranged at the bottom of the transmission assembly and comprises a reverse bow steel plate spring, the reverse bow steel plate spring is hinged with the chassis frame and connected with the power source and the chassis frame, when machinery bumps, impact can be transmitted to the reverse bow steel plate spring to cause the reverse bow steel plate spring to deform and store force to rebound, so that most of vibration is counteracted, a damping effect is achieved, and the axis of a bow steel plate in the reverse bow steel plate spring is arranged close to the transmission assembly, and the installation space is saved; the transmission assembly transmits a power source to the speed change assembly, the speed change assembly drives the scattering assembly to work to complete fertilization work, and the transmission assembly and the speed change assembly are matched to realize simultaneous linkage of multiple components, so that transmission stability and reliability are improved.

Description

Shock attenuation transmission frame

Technical Field

The invention relates to the technical field of agricultural machinery and matched arrangement thereof, in particular to a damping transmission rack.

Background

The organic fertilizer is commonly called farmyard manure and refers to slow-release fertilizer containing a large amount of biological substances, animal and plant residues, excrement, biological waste and other substances. The organic fertilizer not only contains macroelements and microelements necessary for plants, but also contains rich organic nutrients, and is the most comprehensive fertilizer. However, in the process of transporting and scattering organic fertilizers in the field, the operation environment is poor, the field is uneven, the transporting and scattering machinery jolts and vibrates greatly, in addition, the scattering power needs to be transmitted to the rear end of the whole machinery, the distance is long, the existing transporting and scattering machinery vibrates greatly, and difficulty is increased for transporting, scattering organic fertilizers and transmitting power.

Therefore, how to change the current situation that the transportation and scattering machine has large vibration and poor power transmission stability during field operation in the prior art becomes a problem to be solved urgently by the technical personnel in the field.

Disclosure of Invention

The invention aims to provide a damping transmission rack, which solves the problems in the prior art, reduces vibration and improves the transmission stability of the rack.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a damping transmission rack which comprises a chassis frame, a wheel set, a transmission assembly, a speed change assembly, a scattering assembly and a damping assembly, wherein the wheel set is rotatably connected with the chassis frame, one end of the transmission assembly can be connected with a power source, the other end of the transmission assembly is in transmission connection with the speed change assembly, the transmission assembly is arranged at the bottom of the chassis frame and is connected with the chassis frame, the speed change assembly is in transmission connection with the scattering assembly, the speed change assembly can drive the scattering assembly to move, the scattering assembly can complete fertilizer scattering by moving, one end of the damping assembly is connected with the power source, the other end of the damping assembly is connected with the chassis frame, the damping assembly is arranged at the bottom of the transmission assembly, the damping assembly comprises an anti-bow steel plate spring, and the anti-bow steel plate spring is hinged with the chassis frame, the reverse bow steel plate spring is provided with a plurality of bow-shaped steel plates, and the axis of each bow-shaped steel plate is positioned on one side of each bow-shaped steel plate close to the transmission assembly.

Preferably, the damping assembly further comprises a traction beam, a traction ring and a chassis connecting piece, wherein the traction ring and the reverse bow steel plate spring are both arranged on the traction beam, the damping assembly can be connected with a power source through the traction ring, the reverse bow steel plate spring is hinged to the chassis connecting piece, and the chassis connecting piece is connected with the chassis frame.

Preferably, one end of the reverse bow steel plate spring is hinged to the chassis connecting piece through a pin shaft, the other end of the reverse bow steel plate spring extends into the traction beam and is hinged to the chassis connecting piece, when the bow steel plates are multiple, the multiple bow steel plates are coaxially overlapped, the length of the multiple bow steel plates is gradually lengthened from one side far away from the chassis frame to one side close to the chassis frame, and the multiple bow steel plates are connected with the traction beam through U-shaped bolts.

Preferably, the drive assembly comprises a plurality of linked drive shafts, adjacent drive shafts being connected by universal joints, the drive shafts being rotatably connected to the chassis frame.

Preferably, the number of the transmission shafts is four, the four transmission shafts are sequentially connected, an overload protection coupling is arranged between the second transmission shaft and the third transmission shaft, and the transmission shafts are connected with the chassis frame through bearing seats.

Preferably, it includes the support frame, goes up roller, lower roll and two dishes of scattering to scatter the subassembly, the support frame set up in on the chassis underframe, go up the roller the lower roll throw the dish all rotationally with the support frame links to each other, the axis of rotation of scattering the dish with go up the roller the axis of rotation of lower roll is mutually perpendicular.

Preferably, the scattering disk is provided with scattering blades, and one side of the scattering blades, which is far away from the scattering disk, is in an arc plate shape; the upper roll with the lower roll all has helical blade, helical blade be the heliciform set up in go up the roller on the outer peripheral face of lower roll, be provided with a plurality of garrulous fertile pieces on the helical blade, garrulous fertile piece is followed go up the roller radially set up and the orientation of lower roll keep away from go up the roller the direction of lower roll, garrulous fertile piece protrusion in helical blade, garrulous fertile piece with helical blade can dismantle the connection.

Preferably, the scattering disc is arranged at the bottom of the lower roller, the upper roller is positioned at the top of the lower roller, and the upper roller and the lower roller are arranged in a central symmetry manner.

Preferably, the speed change assembly comprises a first gearbox, a second gearbox, a third gearbox, an upper gearbox and a lower gearbox, the first gearbox is connected with the transmission assembly, the second gearboxes are respectively arranged on two sides of the first gearbox, the second gearbox is connected with the scattering disc in a transmission manner, the third gearbox is connected with one of the second gearboxes in a transmission manner, the upper gearbox is connected with the upper roller in a transmission manner, the lower gearbox is connected with the lower roller in a transmission manner, the upper gearbox is connected with the lower gearbox in a transmission manner, and the lower gearbox is connected with the third gearbox in a transmission manner through a telescopic transmission shaft.

Compared with the prior art, the invention has the following technical effects: the invention relates to a damping transmission frame, which comprises a chassis frame, a wheel set and a transmission assembly, the fertilizer throwing device comprises a speed change assembly, a throwing assembly and a damping assembly, a wheel set is rotatably connected with a chassis frame, one end of the transmission assembly can be connected with a power source, the other end of the transmission assembly is connected with the speed change assembly in a transmission mode, the transmission assembly is arranged at the bottom of the chassis frame and connected with the chassis frame, the speed change assembly is connected with the throwing assembly in a transmission mode, the speed change assembly can drive the throwing assembly to move, the throwing assembly can complete fertilizer throwing, one end of the damping assembly is connected with the power source, the other end of the damping assembly is connected with the chassis frame, the damping assembly is arranged at the bottom of the transmission assembly and comprises a reverse bow steel plate spring, the reverse bow steel plate spring is hinged with the chassis frame and connected with a plurality of bow steel plates, and the axis of the bow steel plates is. According to the damping transmission rack, the reverse bow steel plate spring is connected with the power source and the chassis frame, when the machinery jolts, impact can be transmitted to the reverse bow steel plate spring to cause the reverse bow steel plate spring to deform and store force to rebound, so that most of vibration is counteracted, a damping effect is achieved, and the axis of the bow steel plate in the reverse bow steel plate spring is arranged close to the transmission assembly, so that the installation space is saved; the transmission assembly transmits a power source to the speed change assembly, the speed change assembly drives the scattering assembly to work to complete fertilization work, and the transmission assembly and the speed change assembly are matched to realize simultaneous linkage of multiple components, so that transmission stability and reliability are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic structural view of a shock absorbing drive frame of the present invention;

FIG. 2 is a schematic view of the shock assembly of the shock drive housing of the present invention;

FIG. 3 is a side view of the shock absorbing drive frame of the present invention;

FIG. 4 is a schematic side view of a portion of the structure of the shock absorbing drive housing of the present invention;

FIG. 5 is a schematic structural view of the shifting assembly and the dispensing assembly of the shock mount of the present invention;

the device comprises a chassis frame 1, a wheel set 2, a transmission assembly 3, a transmission shaft 301, an overload protection coupling 302, a speed change assembly 4, a first gearbox 401, a second gearbox 402, a third gearbox 403, an upper gearbox 404, a lower gearbox 405, a throwing assembly 5, a throwing disc 501, an upper roller 502, a lower roller 503, a throwing blade 504, a helical blade 505, a broken fertilizer block 506, a damping assembly 6, a traction beam 601, a traction ring 602, a chassis connecting piece 603, an anti-bow steel plate spring 604 and a U-shaped bolt 605.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention aims to provide a damping transmission rack, which solves the problems in the prior art, reduces vibration and improves the transmission stability of the rack.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-5, fig. 1 is a schematic structural diagram of a shock-absorbing transmission frame of the present invention, fig. 2 is a schematic structural diagram of a shock-absorbing assembly of the shock-absorbing transmission frame of the present invention, fig. 3 is a schematic structural diagram of a side view of the shock-absorbing transmission frame of the present invention, fig. 4 is a schematic structural diagram of a side view of a part of the shock-absorbing transmission frame of the present invention, and fig. 5 is a schematic structural diagram of a speed-changing assembly and a scattering assembly of the shock-absorbing transmission frame of the present invention.

The invention provides a damping transmission rack, which comprises a chassis frame 1, a wheel set 2, a transmission component 3, a speed change component 4, a scattering component 5 and a damping component 6, wherein the wheel set 2 is rotatably connected with the chassis frame 1, one end of the transmission component 3 can be connected with a power source, the other end of the transmission component 3 is in transmission connection with the speed change component 4, the transmission component 3 is arranged at the bottom of the chassis frame 1 and is connected with the chassis frame 1, the speed change component 4 is in transmission connection with the scattering component 5, the speed change component 4 can drive the scattering component 5 to move, the scattering component 5 can complete fertilizer scattering when moving, one end of the damping component 6 is connected with the power source, the other end of the damping component 6 is connected with the chassis frame 1, the damping component 6 is arranged at the bottom of the transmission component 3, the damping component 6 comprises a reverse arch steel plate spring 604, the reverse arch steel plate spring 604 is hinged with the chassis frame 1, the reverse arch steel, the axis of the arched steel plate is positioned on one side of the arched steel plate close to the transmission component 3.

According to the damping transmission rack, the reverse bow steel plate spring 604 is connected with the power source and the chassis frame 1, when the machine jolts, impact can be transmitted to the reverse bow steel plate spring 604 to cause deformation and force accumulation rebound, so that most of vibration is counteracted, a damping effect is achieved, and the axis of the bow steel plate in the reverse bow steel plate spring 604 is arranged close to the transmission assembly 3, so that the installation space is saved; the transmission assembly 3 transmits a power source to the speed change assembly 4, the speed change assembly 4 drives the scattering assembly 5 to work to complete fertilization work, and the transmission assembly 3 and the speed change assembly 4 are matched to realize simultaneous linkage of multiple components, so that transmission stability and reliability are improved. It should be noted that the power source is a power part of the throwing machine, and the power part of the machine is a conventional means for those skilled in the art, and will not be described herein again.

Specifically, the damping assembly 6 further comprises a traction beam 601, a traction ring 602 and a chassis connecting piece 603, the traction ring 602 and a reverse bow steel plate spring 604 are arranged on the traction beam 601, the damping assembly 6 can be connected with a power source through the traction ring 602, the traction ring 602 and the traction beam 601 are arranged, the damping assembly 6 is conveniently connected with the power source, the reverse bow steel plate spring 604 is hinged to the chassis connecting piece 603, the chassis connecting piece 603 is connected with the chassis frame 1, and the reverse bow steel plate spring 604 is hinged to the chassis frame 1 through the chassis connecting piece 603, so that the reverse bow steel plate spring 604 can play a damping role.

Wherein, the one end of the steel plate spring 604 of the reverse bow is articulated with chassis connecting piece 603 through the axis pin, the other end of the steel plate spring 604 of the reverse bow stretches into the draft sill 601 and is articulated with chassis connecting piece 603, the draft sill 601 is hollow structure, the steel plate spring 604 of the reverse bow stretches into the draft sill 601, make things convenient for the steel plate spring 604 of the reverse bow to link to each other with the power supply through the draft sill 601, when the quantity of the arcuate steel plate is multi-disc, the coaxial stack setting of multi-disc arcuate steel plate, and the length of multi-disc arcuate steel plate is from keeping away from chassis frame 1 one side towards one side near chassis frame 1 and lengthening gradually, the multi-disc arcuate steel plate links to each other with the draft sill 601 through U-shaped bolt 605, the steel plate spring 604.

More specifically, drive assembly 3 includes a plurality of linked drive shafts 301, adjacent drive shafts 301 being connected by universal joints, drive shafts 301 being rotatably connected to chassis frame 1. In this embodiment, the number of the transmission shafts 301 is four, the four transmission shafts 301 are sequentially connected, the overload protection coupling 302 is arranged between the second transmission shaft 301 and the third transmission shaft 301, when the machinery is overloaded, the overload protection coupling 302 acts to disconnect power transmission, and the transmission shafts 301 are connected with the chassis frame 1 through the bearing seats.

In addition, the scattering assembly 5 comprises a supporting frame, an upper roller 502, a lower roller 503 and two scattering disks 501, the supporting frame is arranged on the chassis frame 1, the upper roller 502, the lower roller 503 and the scattering disks 501 are rotatably connected with the supporting frame, the rotating axis of the scattering disks 501 is perpendicular to the rotating axes of the upper roller 502 and the lower roller 503, fertilizer conveyed to the scattering assembly 5 can be broken and scattered under the rotating action of the upper roller 502 and the lower roller 503, and the fertilizer can be scattered by the rotation of the scattering disks 501.

Furthermore, the scattering disk 501 is provided with scattering blades 504, and one side of the scattering blades, which is far away from the scattering disk 501, is in an arc plate shape, so that the scattering capacity of the scattering disk 501 is enhanced; the upper roller 502 and the lower roller 503 are both provided with helical blades 505, the helical blades 505 are spirally arranged on the outer peripheral surfaces of the upper roller 502 and the lower roller 503, the helical blades 505 can enhance the turning and throwing capacity of the upper roller 502 and the lower roller 503 on fertilizers, a plurality of broken fertilizer blocks 506 are arranged on the helical blades 505, the broken fertilizer blocks 506 are arranged along the radial direction of the upper roller 502 and the lower roller 503 and face the direction far away from the upper roller 502 and the lower roller 503, the broken fertilizer blocks 506 protrude out of the helical blades 505, the broken fertilizer blocks 506 are arranged on the upper roller 502 and the lower roller 503, the crushing capacity of the upper roller 502 and the lower roller 503 on the fertilizers is enhanced, and the broken fertilizer blocks 506 are detachably connected with the helical blades.

It should be emphasized that the scattering disk 501 is arranged at the bottom of the lower roller 503, the upper roller 502 is arranged at the top of the lower roller 503, the upper roller 502 and the lower roller 503 are arranged in a central symmetry manner, in this embodiment, the helical blades 505 are both split structures and symmetrically arranged towards the middle of the upper roller 502 or the lower roller 503, so as to improve the crushing uniformity of the fertilizer and avoid the fertilizer from being scattered randomly.

Furthermore, the gear shift assembly 4 comprises a first gear box 401, a second gear box 402, a third gear box 403, an upper gear box 404 and a lower gear box 405, the first gear box 401 is connected with the transmission assembly 3, the two second gear boxes 402 are respectively arranged at two sides of the first gear box 401, the second gear box 402 is in transmission connection with the scattering disk 501, the third gear box 403 is in transmission connection with one of the second gear boxes 402, the upper gear box 404 is in transmission connection with the upper roller 502, the lower gear box 405 is in transmission connection with the lower roller 503, the upper gear box 404 is in transmission connection with the lower gear box 405, the lower gear box 405 is in transmission connection with the third gear box 403 through a telescopic transmission shaft 301, the power source transmits power to the first gear box 401 through the transmission assembly 3, then transmits the power to the two second gear boxes 402 through the first gear box 401, and then drives the scattering disk 501 to move, one of the second gear boxes 402 is in transmission, and then the power is transmitted to the lower gearbox 405 and the upper gearbox 404 through the telescopic transmission shaft 301, the upper gearbox 404 and the lower gearbox 405 respectively drive the upper roller 502 and the lower roller 503 to rotate, the power transmission distribution is simple and reasonable through the matching of the transmission assembly 3 and the speed change assembly 4, and the multi-component synchronous linkage is realized.

The invention relates to a damping transmission frame, a damping component 6 is arranged at one side of a chassis frame 1 close to a power source, a traction ring 602 can be connected with a traction machine, one end of a reverse bow steel plate spring 604 extends into the traction beam 601 and is hinged with the traction beam 601 and a chassis connecting piece 603, the other end of the reverse bow steel plate spring 604 is hinged with the chassis connecting piece 603, the middle part of the reverse bow steel plate spring 604 is connected with the traction beam 601 through a U-shaped spring, so that the reverse bow steel plate spring 604 can counteract most of vibration and has a damping effect, meanwhile, the reverse bow steel plate spring 604 comprises a plurality of bow springs which are coaxially overlapped, the length of the plurality of bow steel plates is gradually lengthened from one side far away from the chassis frame 1 to one side close to the chassis frame 1, the plurality of bow steel plates are connected with the traction beam 601 through U-shaped bolts 605, and the reverse bow steel plate spring 604 is, the installation space is saved. The transmission assembly 3 transmits a power source to the speed change assembly 4, the speed change assembly 4 drives the scattering assembly 5 to work to complete fertilization work, and the transmission assembly 3 and the speed change assembly 4 are matched to realize simultaneous linkage of multiple components, so that transmission stability and reliability are improved.

The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (9)

1. The utility model provides a shock attenuation transmission frame which characterized in that: the fertilizer spreading machine comprises a chassis frame, a wheel set, a transmission assembly, a speed change assembly, a spreading assembly and a damping assembly, wherein the wheel set is rotatably connected with the chassis frame, one end of the transmission assembly can be connected with a power source, the other end of the transmission assembly is in transmission connection with the speed change assembly, the transmission assembly is arranged at the bottom of the chassis frame and is connected with the chassis frame, the speed change assembly is in transmission connection with the spreading assembly, the speed change assembly can drive the spreading assembly to move, the spreading assembly can complete fertilizer spreading, one end of the damping assembly is connected with the power source, the other end of the damping assembly is connected with the chassis frame, the damping assembly is arranged at the bottom of the transmission assembly and comprises a reverse bow steel plate spring, the reverse bow steel plate spring is connected with a chassis hinged frame, and is provided with a plurality of bow-shaped steel plates, the axis of the arched steel plate is positioned on one side of the arched steel plate close to the transmission assembly.

2. The damped transmission housing of claim 1 wherein: the damping assembly further comprises a traction beam, a traction ring and a chassis connecting piece, the traction ring and the reverse bow steel plate spring are arranged on the traction beam, the damping assembly can be connected with a power source through the traction ring, the reverse bow steel plate spring is hinged to the chassis connecting piece, and the chassis connecting piece is connected with the chassis frame.

3. The damped transmission housing of claim 2 wherein: one end of the reverse bow steel plate spring is hinged with the chassis connecting piece through a pin shaft, the other end of the reverse bow steel plate spring extends into the traction beam and is hinged with the chassis connecting piece, when the bow steel plates are multiple, the multiple bow steel plates are coaxially overlapped, the length of the multiple bow steel plates is gradually lengthened from one side far away from the chassis frame to one side close to the chassis frame, and the multiple bow steel plates are connected with the traction beam through U-shaped bolts.

4. The damped transmission housing of claim 1 wherein: the transmission assembly comprises transmission shafts which are connected in a multi-joint mode, adjacent transmission shafts are connected through universal joints, and the transmission shafts are rotatably connected with the chassis frame.

5. The damped transmission housing of claim 4 wherein: the number of transmission shafts is four, four sections the transmission shafts are connected in sequence, the second section the transmission shaft and the third section set up the overload protection coupling between the transmission shafts, the transmission shafts pass through the bearing frame with the chassis frame links to each other.

6. The damped transmission housing of claim 1 wherein: the throwing assembly comprises a supporting frame, an upper roller, a lower roller and two throwing discs, the supporting frame is arranged on the chassis frame, the upper roller, the lower roller and the throwing discs are all rotationally connected with the supporting frame, and the rotating axis of the throwing discs is perpendicular to that of the upper roller and the lower roller.

7. The damped transmission housing of claim 6 wherein: the throwing disc is provided with throwing blades, and one side of each throwing blade, which is far away from the throwing disc, is in an arc plate shape; the upper roll with the lower roll all has helical blade, helical blade be the heliciform set up in go up the roller on the outer peripheral face of lower roll, be provided with a plurality of garrulous fertile pieces on the helical blade, garrulous fertile piece is followed go up the roller radially set up and the orientation of lower roll keep away from go up the roller the direction of lower roll, garrulous fertile piece protrusion in helical blade, garrulous fertile piece with helical blade can dismantle the connection.

8. The damped transmission housing of claim 7 wherein: the throwing disc is arranged at the bottom of the lower roller, the upper roller is positioned at the top of the lower roller, and the upper roller and the lower roller are arranged in a central symmetry manner.

9. The damped transmission housing of claim 8 wherein: the variable speed subassembly includes first gearbox, second gearbox, third gearbox, goes up gearbox and lower gearbox, first gearbox with the drive assembly links to each other, two the second gearbox set up respectively in the both sides of first gearbox, the second gearbox with shed the dish transmission and link to each other, the third gearbox with one of them the second gearbox transmission links to each other, go up the gearbox with go up the roller transmission and link to each other, the gearbox with down the roller transmission links to each other, go up the gearbox with the gearbox transmission links to each other down, the gearbox pass through telescopic drive shaft down with the third gearbox transmission links to each other.

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