CN114287245B - Automatic net winding device for straw bundling machine and net breaking mechanism therein - Google Patents
Automatic net winding device for straw bundling machine and net breaking mechanism therein Download PDFInfo
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- CN114287245B CN114287245B CN202210117123.8A CN202210117123A CN114287245B CN 114287245 B CN114287245 B CN 114287245B CN 202210117123 A CN202210117123 A CN 202210117123A CN 114287245 B CN114287245 B CN 114287245B
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- 239000010902 straw Substances 0.000 title claims abstract description 43
- 238000004804 winding Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000005498 polishing Methods 0.000 description 6
- 239000013013 elastic material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 241001233242 Lontra Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
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- 238000007599 discharging Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F15/00—Baling presses for straw, hay or the like
- A01F15/08—Details
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F15/00—Baling presses for straw, hay or the like
- A01F15/08—Details
- A01F15/14—Tying devices specially adapted for baling presses
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Abstract
The invention discloses an automatic net winding device for a straw bundling machine and a net breaking mechanism therein, which belong to the technical field of agricultural machinery and aim to solve the problems of low net breaking success rate, complex structure and high cost of the existing net winding device in a net breaking mode. The automatic net winding device comprises a big fluted disc, a fluted disc carrier roller, a net shaft, a net supporting shaft, a pinion, a hydraulic motor, an automatic net breaking mechanism and the like; the big gear disc is arranged on a bale outlet of the bundling machine, the hydraulic motor drives the small gear to drive the big gear disc on the gear disc frame to rotate, and the net shaft and the net supporting shaft rotate under the belt of the big gear disc to wind the net.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and discloses a net breaking mechanism which is arranged in an automatic net winding device on a straw bundling machine and used for pulling, clamping and breaking a net after net winding.
Background
A straw bundling machine is a machine for straw recycling, can pick up straws from the ground, and after the processes of crushing, kneading, removing soil and the like, the straws fall into a compression bin after being conveyed to a material collecting bin through a fan, and are compressed into bundles through a hydraulic device. An operation room is specially arranged at the package outlet position of the straw bundling machine, and a worker stands in the operation room to manually sleeve the woven bag outside the bundled straws to finish the bundling process. Chinese patent ZL 202010321138.7 discloses an automatic net winding device, which can realize automatic net winding of straw bundles and replaces manual bagging.
However, the device needs to use two sets of net pulling, net clamping and net breaking mechanisms which are respectively arranged on two sides of the net winding device to respectively perform net breaking operation on the two net ropes which are wound, and a set of hydraulic push rod is respectively needed to drive in the net pulling and breaking processes, so that the device is high in cost and complex in action.
In addition, in the collected user feedback and test process, the fact that only one side of the net breaking blade is in a clamping state when the device pulls the net, the other side of the net breaking blade is not clamped and lacks friction force is found, and the net rope is elastic to a certain degree, so that one hundred percent of success of net breaking cannot be guaranteed when the net breaking blade extends out.
Disclosure of Invention
In order to improve the success rate of net breaking and reduce the cost, the invention discloses an automatic net breaking mechanism of a net winding device of a straw bundling machine, which comprises: the device comprises a hydraulic cylinder 1, a knife rest 2, a net pulling plate 3, an upper polish rod 4, a lower polish rod 5, an upper clamping block 6, a lower clamping block 7, an upper clamping piece 13, a lower clamping piece 14, a fixed pin 15, a fixed cutter 8 and a movable cutter 9.
The cylinder body of pneumatic cylinder 1 and knife rest 2 fixed connection together, knife rest 2 tip is mounting panel 10, and the push rod of pneumatic cylinder 1 is connected fixedly together through connecting plate 11 and the one end of two upper and lower polished rods 4, 5, and upper polished rod 4 and lower polished rod 5 are worn out from mounting panel 10 upper and lower both sides respectively, and the other end of two upper and lower polished rods 4, 5 is fixed together with the net board 3 that draws.
The upper clamping block 6 and the lower clamping block 7 are respectively connected to the mounting plate 10 through limiting bolts, and springs are arranged between the upper clamping block 6 and the mounting plate 10, and between the lower clamping block 7 and the mounting plate 10. A fixed cutter 8 is arranged in the middle of the mounting plate 10, a limiting column 12 is arranged between the upper clamping block 6 and the mounting plate 10, and the limiting column 12 is fixed on the mounting plate 10; the upper clamping block 6 is provided with a through hole for the limiting column 12 to pass through at the position corresponding to the limiting column 12.
An upper clamping piece 13 is arranged at a position of the net pulling plate 3 corresponding to the upper clamping block 6, the upper clamping piece 13 is in limit connection with the net pulling plate 3 through a bolt 16, a gap is reserved between the upper clamping piece 13 and the net pulling plate 3, a spring is arranged in the gap between the upper clamping piece 13 and the net pulling plate 3, and two ends of the spring are respectively abutted to the upper clamping piece 13 and the net pulling plate 3.
A lower clamping piece 14 is arranged at the position of the sieve plate 3 corresponding to the lower clamping block 7, and the lower clamping piece 14 is fixed on the sieve plate 3; the lower grip piece 14 is preferably made of an elastic material such as rubber. The upper clamping piece 13 is provided with a pin through hole 17, and a fixing pin 15 fixed on the upper polish rod 4 is arranged in the pin through hole 17.
The upper clamp block 6 and the lower clamp block 7 are preferably made of an elastic material such as rubber at their ends, but the upper clamp block 6 is made of an inelastic material at its portions corresponding to the fixing pins 15.
Preferably, two limiting columns 12 are arranged at the positions corresponding to the two corners of the upper clamping block 6 according to the diagonal principle.
The fixed cutter 8 is a trapezoidal cutter; the number of the movable cutters 9 is two (or one), the movable cutters are respectively arranged on the upper side and the lower side (or one side) of the fixed cutter 8, and the cutter type of the movable cutters is a flat cutter.
A straw bundling machine twines net device, the device mainly includes: a big fluted disc 18, a fluted disc carrier roller 19, a net shaft 20, a net supporting shaft 21, a pinion 22, a motor seat plate 23, a hydraulic motor 24 and an automatic net breaking mechanism;
the big fluted disc 18 is fixed on a fluted disc rack through a plurality of fluted disc carrier rollers 19, the fluted disc rack is fixedly arranged at a bale outlet of the bundling machine, the big fluted disc 18 is meshed with a pinion 22, and the pinion 22 is a driving gear and is connected with a hydraulic motor 24; the hydraulic motor 24 is fixed through the motor seat plate 23; the automatic net breaking mechanism is arranged on the side surface of a bag outlet of the bundling machine, a knife rest 2 is fixedly connected with the bag outlet, and a mounting plate 10 is fixedly connected with a fluted disc frame;
the big fluted disc 18 is provided with a net shaft 20, a net supporting shaft 21 and a balancing weight 25; the counterweight 25 and the net shaft 20 are symmetrically arranged relative to the big fluted disc 18, and the weight of the counterweight is half of that of a net rope on the net shaft 20 and is used for maintaining the dynamic balance of the big fluted disc 18;
the net supporting shaft 21 is arranged in the advancing direction of the rotation of the big fluted disc 18, and the automatic net breaking mechanism is fixed on the fluted disc rack and is arranged on the opposite side of the net supporting shaft 21; the pinion 22 can drive the big fluted disc 18 to rotate under the driving of the hydraulic motor 24;
the net shaft 20 is used for fixedly installing a net rope shaft, a net rope on the net rope shaft is wound on the net supporting shaft 21 and then fixed on the net breaking mechanism, and the net rope is pulled out from the middle of the clamping blocks 7 and 6 from bottom to top.
The net shaft 20 is connected with the big fluted disc 18 through the rotating arm 26, the lower end of the rotating arm 26 is fixed with the big fluted disc 18 through a shaft, the fixed arm 27 is fixed on the big fluted disc 18, a plurality of spring connecting holes are formed in the rotating arm 26, and the rotating arm 26 is connected with the fixed arm 27 through a spring. The end of the rotating arm 26 is provided with a transverse cantilever 28, the cantilever 28 is provided with a rubber pad 29, and the rubber pad 29 is contacted with the net rope roller on the net shaft 20 to generate circumferential friction to reduce the rotating speed of the net rope roller.
The net supporting shaft 21 is fixed on the big fluted disc 18 through a fixing arm 27 and a supporting arm 30, wherein the inner end of the fixing arm 27 is fixedly connected with the big fluted disc 18, the upper end of the supporting arm 30 is fixed with the outer end of the fixing arm 27 through a shaft, a spring connecting plate 31 is arranged on the lower side of the fixing arm 27, a spring is arranged between the spring connecting plate 31 and the supporting arm 30, the net supporting shaft 21 is fixed at the lower end of the supporting arm 30, and the net rope is prevented from being broken through the spring to generate a buffering effect when being pulled.
The left side of the net shaft 20 is provided with a plurality of clamping grooves 32, and the clamping grooves 32 and the clamping springs 33 are matched to form an axial limiting structure for the left net rope roller sliding sleeve 34.
The invention has the beneficial effects that:
the invention improves the net breaking mechanism in the existing automatic net winding device, simplifies the structure, reduces the using number of hydraulic cylinders and lowers the cost.
In the process of breaking the net, two ends of the net rope near the cutter are in a tensioned state, so that the problem of low net breaking success rate caused by the elasticity of the net rope is solved, the net breaking success rate is improved, and the net breaking success rate is 100% according to the current experimental data.
The automatic net winding device is improved, the universality of various width specifications is realized for the net rope, the circumferential fixing effect is increased, and the net winding effect can be ensured. The new improved net supporting shaft has a buffering function, and can prevent the net rope from being pulled apart at the moment of starting the device.
Drawings
FIG. 1 is a front view of an automatic net breaking mechanism
FIG. 2 is a top view of the automatic breaking mechanism
FIG. 3 is a partial enlarged view of A
FIG. 4 is a partial enlarged view of B
FIG. 5 is a front view of the net winding device
FIG. 6 is a right side view of the net winding device
FIG. 7 is a left side view of the net winding device
FIG. 8 is a partial enlarged view of C
FIG. 9 is a partial enlarged view of D
FIG. 10 is a partial enlarged view of E
FIG. 11 is a partial enlarged view of F
Fig. 12 is an enlarged view of a portion of the axial limiting structure of the mesh shaft in section.
Detailed Description
The technical solution of the invention is further explained and illustrated in the form of specific embodiments.
Example 1
As shown in fig. 1 to 4, in the present embodiment, an automatic net breaking mechanism of a net winding device of a straw baler includes: the device comprises a hydraulic cylinder 1, a knife rest 2, a net pulling plate 3, an upper polish rod 4, a lower polish rod 5, an upper clamping block 6, a lower clamping block 7, an upper clamping piece 13, a lower clamping piece 14, a fixed pin 15, a fixed cutter 8 and a movable cutter 9.
The cylinder body of the hydraulic cylinder 1 is fixedly connected with the tool rest 2, the end part of the tool rest 2 is provided with a mounting plate 10, a push rod of the hydraulic cylinder 1 is respectively connected and fixed with one end of an upper polishing rod 4 and one end of a lower polishing rod 5 through a connecting plate 11, the upper polishing rod 4 and the lower polishing rod 5 respectively penetrate out of the upper side and the lower side of the mounting plate 10, and the other end of the upper polishing rod 4 and the lower polishing rod 5 is fixed with the net pulling plate 3;
the upper clamping block 6 and the lower clamping block 7 are respectively connected to the mounting plate 10 through limiting bolts, and springs are arranged between the upper clamping block 6, the lower clamping block 7 and the mounting plate 10. A fixed cutter 8 is arranged in the middle of the mounting plate 10, two limiting columns 12 are arranged between the upper clamping block 6 and the mounting plate 10, and the limiting columns 12 are fixed on the mounting plate 10; the upper clamping block 6 is provided with a through hole for the limiting column 12 to pass through at the position corresponding to the limiting column 12.
An upper clamping piece 13 is arranged at the corresponding position of the net pulling plate 3 and the upper clamping block 6, the upper clamping piece 13 is in limit connection with the net pulling plate 3 through a bolt 16, a gap is reserved between the upper clamping piece 13 and the net pulling plate 3, a spring is arranged in the gap between the upper clamping piece 13 and the net pulling plate 3, and two ends of the spring are respectively abutted against the upper clamping piece 13 and the net pulling plate 3;
a lower clamping piece 14 is arranged at the corresponding position of the sieve plate 3 and the lower clamping block 7, and the lower clamping piece 14 is fixed on the sieve plate 3; the lower clamping piece 14 is preferably made of elastic material such as rubber and the like to increase friction force;
the upper polished rod 4 is also provided with a fixed pin 15 which is positioned at the position of the upper clamping sheet 13, and the upper clamping sheet 13 is provided with a pin through hole 17.
The end parts of the upper clamping block 6 and the lower clamping block 7 are made of elastic materials such as rubber and the like to increase the friction force, but the part of the upper clamping block 6 corresponding to the pin 15 is made of non-elastic materials;
preferably, two limiting columns 12 are arranged at the positions corresponding to the two corners of the upper clamping block 6 according to the diagonal principle.
The fixed cutter 8 is a trapezoidal cutter; the number of the movable cutters 9 is two (or one), the movable cutters are respectively arranged on the upper side and the lower side (or one side) of the fixed cutter 8, and the cutter type of the movable cutters is a flat cutter.
Example 2
As shown in fig. 5-11, a straw bundling machine net-winding device mainly comprises: a big fluted disc 18, a fluted disc carrier roller 19, a net shaft 20, a net supporting shaft 21, a pinion 22, a motor seat plate 23, a hydraulic motor 24 and an automatic net breaking mechanism;
the big fluted disc 18 is fixed on a fluted disc rack through a plurality of fluted disc carrier rollers 19, the fluted disc rack is fixedly arranged at the package outlet of the bundling machine, the big fluted disc 18 is meshed with a pinion 22, and the pinion 22 is a driving gear and is connected with a hydraulic motor 24; the hydraulic motor 24 is fixed through the motor seat plate 23; the automatic net breaking mechanism is arranged on the side surface of a bag outlet of the bundling machine, a knife rest 2 is fixedly connected with the bag outlet, and a mounting plate 10 is fixedly connected with a fluted disc frame;
the big fluted disc 18 is provided with a net shaft 20, a net supporting shaft 21 and a balancing weight 25; the counter weight block and the net shaft 20 are symmetrically arranged relative to the big fluted disc 18, and the weight of the counter weight block is equal to that of the net rope on the net shaft 20 and is used for maintaining the dynamic balance of the big fluted disc 18;
the net supporting shaft 21 is arranged in the advancing direction of the rotation of the big fluted disc 18, and the automatic net breaking mechanism is fixed on the fluted disc rack and is arranged on the opposite side of the net supporting shaft 21; the pinion 22 can drive the big fluted disc 18 to rotate under the driving of the hydraulic motor 24;
the net shaft 20 is used for fixedly mounting a net rope shaft, a net rope on the net rope shaft is wound on the net supporting shaft 21 and then fixed on the net breaking mechanism, and the net rope is pulled out from the middle of the clamping blocks 7 and 6 from bottom to top.
The net shaft 20 is connected with the big fluted disc 18 through the rotating arm 26, the lower end of the rotating arm 26 is fixed with the big fluted disc 18 through a shaft, the fixed arm 27 is fixed on the big fluted disc 18, a plurality of spring connecting holes are formed in the rotating arm 26, and the rotating arm 26 is connected with the fixed arm 27 through a spring. The end of the rotating arm 26 is provided with a transverse cantilever 28, the cantilever 28 is provided with a rubber pad 29, and the rubber pad 29 is contacted with the net rope roller on the net shaft 20 to generate circumferential fixing effect.
The net supporting shaft 21 is fixed on the big fluted disc 18 through a fixing arm 27 and a supporting arm 30, wherein the inner end of the fixing arm 27 is fixedly connected with the big fluted disc 18, the upper end of the supporting arm 30 is fixed with the outer end of the fixing arm 27 through a shaft, a spring connecting plate 31 is arranged on the lower side of the fixing arm 27, a spring is arranged between the spring connecting plate 31 and the supporting arm 30, the net supporting shaft 21 is fixed at the lower end of the supporting arm 30, and the net rope is prevented from being broken due to the buffer effect generated by the spring when being pulled.
As shown in fig. 12, a plurality of clamping grooves 32 are arranged on the left side of the net shaft 20, the clamping grooves 32 and the clamping springs 33 are matched to form a plurality of axial limiting points for forming the left net rope roller sliding sleeves 34, the net rope rollers are arranged between the left net rope roller sliding sleeves 34 and the right net rope roller sliding sleeves 34, the right net rope roller sliding sleeves 34 are fixed in position, and universal net ropes with different widths are realized by adjusting the positions of the clamping springs 33 on the left side. The widest net rope (generally 300mm wide) is arranged between the position of the leftmost clamping groove 32 and the position of the right clamping groove 32, and other net ropes can sequentially correspond to various width specifications such as 250mm and 200 mm.
The working principle and the process of the invention are as follows:
1) The push rod of the hydraulic cylinder 1 is connected with two polished rods through a connecting plate, and when the hydraulic cylinder 1 is in an initial state, gaps of about 10mm are reserved between the upper clamping piece 13 and the upper clamping block 6 and between the lower clamping piece 14 and the lower clamping block 7 respectively. The net rope penetrates through the lower part of the feed rod 5, is placed on the outer sides of the feed rods 4 and 5, penetrates through the space between the movable cutter 9 and the fixed cutter 8, penetrates out of the upper part of the feed rod 4, and drives the screen pulling plate 3 to move leftwards when the push rod of the hydraulic cylinder 1 is pushed out, so that the net rope between the lower clamping piece 14 and the lower clamping block 7 and between the upper clamping piece 13 and the upper clamping block 6 are clamped simultaneously;
2) Then, a push rod of the hydraulic cylinder 1 is continuously pushed out and drives the screen-pulling plate 3 to continuously move leftwards, at the moment, two springs between the upper clamping block 6, the lower clamping block 7 and the mounting plate 10 are compressed, and a moving cutter 9 on the screen-pulling plate 3 and a fixed cutter 8 on the mounting plate 10 are staggered with each other to cut off the mesh rope;
3) Then, the push rod of the hydraulic cylinder 1 is continuously pushed out to drive the screen-pulling plate 3 to continuously move leftwards, when the limiting column 12 pushes the upper clamping piece 13, the upper clamping piece 13 is pushed to be fixed by the limiting column 12, the pin 15 on the upper polish rod 4 moving leftwards is contacted with the upper clamping block 6 to push the upper clamping block 6 to move leftwards, and therefore a gap is formed between the upper clamping piece 13 and the upper clamping block 6, and the gap enables the upper side of the cutter to be loosened by the cut-off net rope after being clamped. At the same time, the clamping state is always kept between the lower clamping piece 14 and the lower clamping block 7, and the clamped net rope is used for preparing the head of the straw bundle at the discharge port. At the moment, the net rope with the upper part cut off is loosened, and the net rope with the lower part still keeps a clamping state, so that the first net breaking process is completed;
4) The lower clamping piece 14 and the lower clamping block 7 clamp the net rope, which has been released between the upper clamping piece 13 and the upper clamping block 6. When the straw bale heads reach the position of the bale outlet, the net winding device drives the net rope to wind the net for a certain number of turns, which is called as bale head winding net, the lower net rope clamped in the process of wrapping the bale heads and the net rope wound on the straw bale body wraps and fixes the lower net rope, the wrapping heads are finished, the push rod of the hydraulic cylinder 1 is driven to retract for a certain distance, the net rope clamped by the lower clamping piece 14 and the lower clamping block 7 is loosened, the initial state is returned, and the straw bale head winding net is finished;
5) After the next bundle of straws in the straw bundling machine is bundled, the bale outlet pushing head of the straw bundling machine pushes the straw bale which is just bundled out, the straw bale pushes the previous bundle of straws out of the bale outlet, and the net winding device rotates around the bale outlet while the straws are bundled out, so that the net winding of the straw bale body is completed;
6) When the tail of the pushed straw bundle approaches to the bundle outlet, the bundle outlet pushing head of the straw bundling machine stops pushing, and the net winding device continues to wind the net for a certain number of turns to complete net winding of the tail of the straw bundle;
7) Let the net device stop to twine the net after accomplishing tail-wrapping, let pneumatic cylinder 1 push rod withdraw completely this moment, two polished rod drive and draw otter board 3 to move right together, make and draw otter board 3 be located the right side of net rope, then let twine and stop again after the net mechanism carries out the winding of round, the net rope is then twined on two polished rod, let pneumatic cylinder 1 push rod release initial position and repeat step 2) this moment, 3) the process, carry out the net and cut off the net, lower clamp plate 14 and lower clamp plate 7 clip the net rope, the net rope has loosened between upper clamp plate 13 and the last clamp plate 6, then the play package of straw bundling machine pushes away the head and continues to push out to make the straw bundle of play package mouth drop, the packet head of next package straw bundle reaches out package mouth position.
8) And (5) repeating the steps 4) to 7) to realize continuous processes of wrapping the head of the straw bale, wrapping the body of the straw bale and wrapping the tail of the straw bale, pulling the net, breaking the net and discharging the straw bale.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A disconnected net mechanism that is arranged in automatic twine net device on straw bundling machine, its characterized in that, this mechanism includes: the device comprises a hydraulic cylinder (1), a knife rest (2), a net pulling plate (3), an upper feed rod (4), a lower feed rod (5), an upper clamping block (6), a lower clamping block (7), an upper clamping sheet (13), a lower clamping sheet (14), a fixed pin column (15), a fixed cutter (8) and a movable cutter (9);
the cylinder body of the hydraulic cylinder (1) is fixedly connected with the knife rest (2), the end part of the knife rest (2) is provided with a mounting plate (10), a push rod of the hydraulic cylinder (1) is respectively connected and fixed with one end of an upper polished rod (4) and one end of a lower polished rod (5) through a connecting plate (11), the upper polished rod (4) and the lower polished rod (5) respectively penetrate out of the upper side and the lower side of the mounting plate (10), and the other ends of the upper polished rod (4) and the lower polished rod (5) are fixed with the net pulling plate (3);
the upper clamping block (6) and the lower clamping block (7) are respectively connected to the mounting plate (10) through limiting bolts, springs are arranged between the upper clamping block (6) and the mounting plate (10) and between the lower clamping block (7) and the mounting plate (10), a fixed cutter (8) is arranged in the middle of the mounting plate (10), a limiting column (12) is arranged between the upper clamping block (6) and the mounting plate (10), and the limiting column (12) is fixed on the mounting plate (10); the upper clamping block (6) is provided with a through hole for the limiting column (12) to pass through at the position corresponding to the limiting column (12);
an upper clamping piece (13) is arranged at the position, corresponding to the upper clamping block (6), of the net pulling plate (3), the upper clamping piece (13) is in limited connection with the net pulling plate (3) through a bolt (16) and a gap is reserved between the upper clamping piece (13) and the net pulling plate (3), a spring is installed in the gap between the upper clamping piece (13) and the net pulling plate (3), and two ends of the spring are respectively abutted against the upper clamping piece (13) and the net pulling plate (3);
a lower clamping piece (14) is arranged at the position of the sieve plate (3) corresponding to the lower clamping block (7), and the lower clamping piece (14) is fixed on the sieve plate (3); the upper clamping piece (13) is provided with a pin through hole (17), and a fixing pin (15) fixed on the upper polish rod (4) is arranged in the pin through hole (17).
2. The net breaking mechanism of the automatic net winding device for the straw baler according to claim 1, wherein the upper clamping block (6), the lower clamping block (7) and the lower clamping piece (14) are made of rubber, and the upper surface of the upper clamping block (6) corresponding to the fixing pin (15) is made of metal.
3. The net breaking mechanism used in the automatic net winding device on the straw baler according to claim 1, wherein two limit posts (12) are arranged at the corresponding positions of two corners of the upper clamping block (6) according to a diagonal principle.
4. The net breaking mechanism in the automatic net winding device for the straw baler according to claim 1, wherein bolts (16) between the net pulling plate (3) and the upper clamping piece (13) are arranged on both sides of the upper beam (4).
5. The net breaking mechanism used in the automatic net winding device of the straw baler according to claim 1, wherein the fixed cutter (8) is a trapezoidal cutter.
6. The net breaking mechanism in the automatic net winding device for the straw baler according to claim 1, wherein the number of the movable cutters (9) is two or one, when the number of the movable cutters (9) is two, the movable cutters (9) are respectively arranged at the upper side and the lower side of the fixed cutter (8), and when the number of the movable cutters (9) is one, the movable cutters (9) are arranged at one side of the fixed cutter (8); the knife shape of the movable cutting knife (9) is a flat knife.
7. An automatic web winding apparatus including the web breaking mechanism of claim 1, the apparatus comprising: a big fluted disc (18), a fluted disc carrier roller (19), a net shaft (20), a net supporting shaft (21), a pinion (22), a motor seat plate (23), a hydraulic motor (24) and an automatic net breaking mechanism;
the big fluted disc (18) is fixed on a fluted disc rack through a plurality of fluted disc carrier rollers (19), the fluted disc rack is fixedly arranged at a bale outlet of the bundling machine, the big fluted disc (18) is meshed with a pinion (22), and the pinion (22) is a driving gear and is connected with a hydraulic motor (24); the hydraulic motor (24) is fixed through a motor seat plate (23); the automatic net breaking mechanism is arranged on the side surface of a bag outlet of the bundling machine, a knife rest (2) is fixedly connected with the bag outlet, and a mounting plate (10) is fixedly connected with a fluted disc frame;
a net shaft (20), a net supporting shaft (21) and a balancing weight (25) are arranged on the big fluted disc (18); the balancing weight (25) and the net shaft (20) are symmetrically arranged relative to the big fluted disc (18) and are used for maintaining the dynamic balance of the big fluted disc (18);
the net supporting shaft (21) is arranged in the advancing direction of the rotation of the big fluted disc (18), and the automatic net breaking mechanism is fixed on the fluted disc rack and arranged on the opposite side of the net supporting shaft (21); the pinion (22) can drive the big fluted disc (18) to rotate under the driving of the hydraulic motor (24);
the net shaft (20) is used for fixedly installing a net rope shaft, a net rope on the net rope shaft is wound on the net supporting shaft (21) and then fixed on the net breaking mechanism, and the net rope is pulled out from the middle of the lower clamping block (7) and the upper clamping block (6) from bottom to top.
8. The automatic net-winding device according to claim 7, wherein the net shaft (20) is connected with the large toothed disc (18) through a rotating arm (26), the lower end of the rotating arm (26) is fixed with the large toothed disc (18) through a shaft, the fixed arm (27) is fixed on the large toothed disc (18), the rotating arm (26) is provided with a plurality of spring connecting holes, and the rotating arm (26) is connected with the fixed arm (27) through a spring; a transverse cantilever (28) is arranged at the end part of the rotating arm (26), a rubber pad (29) is arranged on the cantilever (28), and the rubber pad (29) is contacted with the net rope roller on the net shaft (20).
9. The automatic winding device according to claim 7, wherein the net supporting shaft (21) is fixed on the big fluted disc (18) through a fixing arm (27) and a supporting arm (30), wherein the inner end of the fixing arm (27) is fixedly connected with the big fluted disc (18), the upper end of the supporting arm (30) is fixed with the outer end of the fixing arm (27) through a shaft, a spring connecting plate (31) is arranged on the lower side of the fixing arm (27), a spring is arranged between the spring connecting plate (31) and the supporting arm (30), and the net supporting shaft (21) is fixed on the lower end of the supporting arm (30).
10. The automatic net winding device according to claim 7, wherein a plurality of clamping grooves (32) are formed in the left side of the net shaft (20), and the clamping grooves (32) and the clamping springs (33) are matched to form an axial limiting structure for the left net rope roller sliding sleeve (34).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279561X | 2021-03-16 | ||
| CN202110279561.XA CN113016369A (en) | 2021-03-16 | 2021-03-16 | Automatic net winding device for straw bundling machine and net breaking mechanism therein |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114287245A CN114287245A (en) | 2022-04-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348877A (en) * | 2018-11-29 | 2019-02-19 | 甘肃金科脉草业有限责任公司 | A kind of ensilage baler with sending net device automatically |
| CN109906781A (en) * | 2019-04-04 | 2019-06-21 | 四平市顺邦农机制造有限公司 | A kind of automatic net winding device |
| CN111418360A (en) * | 2020-04-22 | 2020-07-17 | 吉林天朗新能源科技有限公司 | Automatic net winding device for bundling machine |
| CN111702814A (en) * | 2020-06-15 | 2020-09-25 | 四平市顺邦农机制造有限公司 | Automatic net winding and breaking mechanism |
| CN112075217A (en) * | 2020-09-22 | 2020-12-15 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Automatic net winding device for single net roll |
| CN212660623U (en) * | 2021-01-26 | 2021-03-09 | 山东瑞科农业装备有限公司 | Bundling machine net cutting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5216873A (en) * | 1991-10-07 | 1993-06-08 | Hay & Forage Industries | Wrapper cutoff mechanism for round balers |
| US8656686B2 (en) * | 2010-01-22 | 2014-02-25 | Cnh America Llc | Up-cut net knife for agricultural baler |
| CN204272720U (en) * | 2014-08-18 | 2015-04-22 | 株式会社塔卡奇塔 | Round bale binder |
| CN210061350U (en) * | 2019-04-04 | 2020-02-14 | 四平市顺邦农机制造有限公司 | Net breaking device |
-
2021
- 2021-03-16 CN CN202110279561.XA patent/CN113016369A/en active Pending
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- 2022-02-08 CN CN202210117123.8A patent/CN114287245B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109348877A (en) * | 2018-11-29 | 2019-02-19 | 甘肃金科脉草业有限责任公司 | A kind of ensilage baler with sending net device automatically |
| CN109906781A (en) * | 2019-04-04 | 2019-06-21 | 四平市顺邦农机制造有限公司 | A kind of automatic net winding device |
| CN111418360A (en) * | 2020-04-22 | 2020-07-17 | 吉林天朗新能源科技有限公司 | Automatic net winding device for bundling machine |
| CN111702814A (en) * | 2020-06-15 | 2020-09-25 | 四平市顺邦农机制造有限公司 | Automatic net winding and breaking mechanism |
| CN112075217A (en) * | 2020-09-22 | 2020-12-15 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Automatic net winding device for single net roll |
| CN212660623U (en) * | 2021-01-26 | 2021-03-09 | 山东瑞科农业装备有限公司 | Bundling machine net cutting device |
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| CN114287245A (en) | 2022-04-08 |
| CN113016369A (en) | 2021-06-25 |
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