JPH0813223B2 - Bale removal device for roll baler - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention picks up straw grass such as grass and straw scattered in a field at a pick-up unit and carries it into a bale forming chamber by a conveyor to form a bale in a roll shape. The present invention relates to a bale take-out device for a roll baler that is taken out of the machine from a room side.

[0002]

2. Description of the Related Art Conventionally, for example, Japanese Patent Application No. 60-112385.
In No. 1, when the veil was formed, the bale forming chamber was opened and the veil was taken out of the machine after performing the binding work.

[0003]

The prior art described above requires a traverse mechanism for feeding the twines in the direction of the axis of rotation of the bale, since the bale only rotates in the forming chamber when the bale is bound by the twein. In addition, there is a problem in structure and work such that it is necessary to stop the other work and perform the binding work with Twain.

[0004]

SUMMARY OF THE INVENTION Therefore, the present invention is directed to a baler removing device for a roll baler, in which the bales are rotated by a conveyor for forming a bales and the bales are taken out of the bale forming chamber by a bale traverse mechanism. A delivery mechanism is provided near the bale outlet of the bale forming chamber, and the twine is wound around the outer periphery of the bale while the bale is removed from the bale forming chamber.
Since the twine is wound using the operation of taking the bale out of the machine, it is possible to feed the twine from a substantially constant position and wind it around the entire width of the bale, and change the twine feeding position in the direction of the bale rotation axis. A bundling structure such as a feeding mechanism can be easily simplified by eliminating the need for a mechanism, and the work of removing the bale from the bale forming chamber and the bundling work of the twine can be performed at the same time, and work efficiency and handling operability can be easily improved. I will get it.

[0005]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is a side view of a main part, FIG. 2 is an overall side view, and FIG.
FIG. 3 is a plan view of the same, in which (1) is a machine base having a traveling crawler (2), (3) is a baler unit mounted on the machine base (1), and (4) is capable of moving up and down in front of the baler unit. A pickup unit which is mounted on the vehicle and has a pickup guide plate (1),
(6) is an engine (7) installed behind the machine base (1)
(8) is the engine section (6)
A driving operation part having an operation panel (9) arranged in the left and right center of the rear body, (10) a bundling device internally provided on the front side of the baler part (3), (11) a left side of the driving operation part (8) A working clutch lever, (12) a pickup lifting / lowering adjustment handle for adjusting the support height of the pickup section (4), (13) a traveling clutch lever provided on the operation panel (9), (14) ( Reference numeral 14) is a left and right side clutch lever, and (15) is an auxiliary transmission lever.

A curved bale forming main pipe conveyor (16) and a sub pipe conveyor (17) which is a bale shaping member are arranged opposite to each other in the bailer section (3) to form a bale forming chamber (18). As shown in FIG. 4, the auxiliary pipe conveyor (17) is formed by a drive sprocket (1).
The left and right auxiliary endless chains (23) and (23) are stretched between the idler (20) and the idler (20) via a chain guide (21) and a chain tension guide (22) which is a chain guide.
A plurality of sub-bale forming pipes (24) ... Are laid horizontally at equal intervals between the left and right chains (23) (23).

Further, as shown in FIG. 5, the main pipe conveyor (16) is provided with a drive sprocket (25) provided substantially above the center of the baler section (3) and the baler section (3).
A pair of upper and lower chain guides (27) and (28) and tension rollers (29) and (3) are provided between the idle sprocket (26) which is provided in front of the vehicle and faces the pickup section (4).
0) via left and right main endless chains (31) (31)
And a plurality of main bail forming pipes (33) are laterally installed at equal intervals between the left and right chains (31) (31) via bolts (32).

Further, the idle sprocket (2
The pickup rotation fulcrum cylinder shaft (34) is provided on the same axis as the sprocket shaft (26a) of 6), and the cylinder shaft (34) includes the pickup case (3) of the pickup section (4).
5) A pickup drum (3) that supports a base end of the pickup (35) so as to be vertically movable and also supports a plurality of pickup fingers (37) on the case (35) through an eccentric shaft (36).
8) is installed. Furthermore, the sprocket shafts (19a) (25) of the drive sprockets (19) (25).
Power input sprocket (39) integrally fixed to a)
(40) to the small diameter portion (41) of the sub-counter pulley (41).
It is interlockingly connected to a) via the chains (42) and (43), and also has a large diameter portion (41b) of the sub-counter pulley (41).
On the main counter pulley (44) on the engine side (4
5), the main and sub pipe conveyors (16, 17) and the pickup drum (38) are simultaneously rotated by the output of the engine (7). When the pick-up drum (38) is rotated, pick-up fingers (37) appropriately protruding to the outside of the drum (38) pick up straw in the field, and the main pipe conveyor (16) directly inside the bale forming chamber (18). The straw grass was brought into the room and the room (18)
Conveyor (16) and Sub Pipe Conveyor (17)
Straws are formed on the roll-shaped bale (A) by rotating the bale (A), and after the formation of the bale (A), the bale forming chamber (18)
The veil (A) is taken out of the machine through the left side door (46).

Further, as shown in FIG. 6, a pair of chain guides (28) in the main pipe conveyor (16) have a sprocket shaft (25a) and a sub-counter pulley shaft (47) of the sub-counter pulley (41) at both ends thereof. ) Is supported via the upper and lower pivot plates (48) and (49), and the bearing (50) for supporting the sub-counter pulley shaft (47) on the side plate (3a) has the same shaft as the pulley shaft (47). A guide roller (51) that supports the sprocket shaft (25a) while swingably supporting the lower pivoting plate (49) in a circular shape is formed on the side plate (3a) around the pulley shaft (47). The roller guide groove (52) opened in an arc is supported through a resin guide member (53), and the upper end side of the chain guide (28) can be swung about the pulley shaft (47) so that the main part Pukonbea constitute bale forming section of the semi-circular shape that is the feed end side of (16) to (16a) so as to move rearwardly to allow expanding bale forming chamber (18). In addition, (54) is a straw grass auxiliary transport plate for promoting straw grass transport.

Further, as shown in FIGS. 7 and 8, the chain guide (28) for moving the bale forming portion (16a) of the main pipe conveyor (16) is provided with the side door (4).
6) is operatively connected to a conveyor moving link mechanism (55), and the link mechanism (55) is a rotation arm integrally fixed to the lower rotation fulcrum shaft (56a) of the side door (46). (57), a rod (58) connected to the arm (57) so that the mounting length is adjustable, and a base end of the baler part left side plate (3a) supported by a shaft (59) so as to be swingable and a pin. A first oscillating plate (61) whose tip is connected to the other end of the rod (58) via (60), and the oscillating plate (61)
Connecting plate (63) for connecting the lower end to the pin via a pin (62)
And a swing arm (66) having a base end swingably supported by a swing fulcrum shaft (64) of the side plate (3a) and a tip end connected to an upper end of the connecting plate (63) via a shaft (65). )When,
A swing arm (67) having a base end fixed to the fulcrum shaft (64) inside the side plate (3a), and a connecting plate (69) connecting one end to the arm (67) via a pin (68). When,
A base end is swingably supported by the side plate (3a) via a shaft (70), and one end side of the connecting plate (6) is supported by a pin (71).
9) The second rocking plate (72) connected to the other end, the pivot plate (48) and the second rocking plate (72) are respectively connected to the pins (7).
3) Guide connecting plate (75) for connecting via (74)
And a bail compression spring (76) stretched between the connecting plate (63) and the shaft (65) so that the spring pressure can be adjusted. Mainly by the force of the closing spring (76) of the door (46). While holding the end of the pipe conveyor (16) in the forward movement position,
When the door (46) is opened, the end of the main pipe conveyor (16) is moved to a rear enlarged position by a certain angle (β) via the link mechanism (55).

The spring (76) has a lower end on the eccentric shaft (77) of the connecting plate (63) and an upper end on the adjusting bolt (7).
8) via which the eccentric shaft (77) is rotatably supported by the fixed piece (79) of the connecting plate (63), and the spring is multistaged by operating the handle (80). (76) The force is adjustable.

Further, when the diameter of the bale (A) becomes a finished diameter of a certain value or more, the bale pressure detecting switch (81) for detecting the bale pressure by the outer peripheral contact pressure is provided on the left side plate (3).
a) A switch operating member (84), which is provided on the outside, is rotatably attached to a fixed mounting plate (82) fixed to the connecting plate (63) via a shaft bolt (83), and the operating member (84) is attached. ) Fixed to the actuator (81a) of the switch (81), and the fixing pin (86) of the mounting plate (82).
A fulcrum crossing spring (87) is stretched between the and L-shaped arm (85). Further, the bail pressure detecting member (89) is integrally attached to the pressure adjusting nut (78a) engaging with the tip of the adjusting bolt (78) through the bolt (88), and the detecting operation is performed on the detecting member (89). The pin (90) is integrally fixed, and the upper and lower engaging plates (91) (92) that come into contact with the operating pin (90) are fixed to the operating member (84), so that the normal main pipe conveyor (16) ) In the closed state, the operating member (84) is pulled clockwise by the spring (87) to keep the switch (81) off, while the diameter of the bail (A) becomes a certain value or more and the contact pressure When the main pipe conveyor (16) opens rearward at a constant angle (α) about the shaft (47) against the force of the spring (76) by the shaft (64), the shaft of the swing arm (66) ( 65)
Along the long hole (63a) of the connecting plate (63),
As shown by the phantom line in FIG. 7, the operating member (84) is rotated counterclockwise through the actuating pin (90) and the upper engaging plate (91) to move the spring (87) over the fulcrum with respect to the shaft (83). At this time, the L-shaped arm (8) of the operating member (84) is
5) the actuator (81) of the switch (81)
A) is pressed to turn on the switch (81) to drive an alarm device to notify the operator of the completion of the formation of the bale (A).

Further, as shown in FIGS. 1, 9 and 10.
The bale extrusion plate (93), which is a lateral bale feed mechanism for extruding the bale (A) formed in the bale forming chamber (18) from the opening of the door (46) to the outside of the machine,
Which is housed in a storage groove (95) formed in the right side wall (94) of the bale forming chamber (1).
8) Horizontally bridge between upper left and right side plates (3a) (3a) 2
Parallel left and right lateral feed screw shaft (96) and guide shaft (9
7) is guided and supported by the arm (98) and the sliding body (99). The screw shaft (96) is connected to the slide body (9).
9) has a reciprocating thread groove for reciprocating, and the sprocket (10) is attached to the idler shaft (20a) of the idler (20).
0) (101), the chain (102), and the extrusion clutch (103) are interlockingly connected to each other, and the screw shaft (96)
The push plate (93) is configured to reciprocate left and right by rotating in the direction.

Further, the bundling device (10) is a bundling twine feeding mechanism for feeding the twines (105) from the tween supply box (104) on the right side of the engine section (6), and is a main and auxiliary twine feeding roll (106) ( 107)
The sub-twine payout roll (107) is pressed against the main twine payout roll (106) via the fulcrum shaft (109) and the clutch arm (110) against the force of the spring (108), and these rolls (106) (107) ) Is rotated so that the twine (105) is fed to the bale (A) side by its pressure contact force. The roll shaft (106a) of the main twine feeding roll (106) is attached to the idler shaft (20a) by the sprockets (111) (11).
2) and the chain (113) are interlockingly connected. Note that (114) is the above-mentioned Twain (10
It is a twine cutter that cuts 5).

Further, the side door (46) is fixed to the left side plate (3a) by the upper and lower bearing members (115a) (115).
The base end side is openably supported by b) via the upper and lower rotation fulcrum shafts (56a) and (56b), and when the door (46) is closed, the left outer plate (3b) of the baler part is engaged with the front end side. Aperture (46
a) is engaged and fixed via a spring (116) and a lock pin (117) which is a door opening mechanism, and at the time of disengagement of the lock pin (117) and the engagement hole (46a) from the door (4).
It is configured so that it can be freely opened in 6).

Then, a clutch arm (1) for piercing and operating the pushing clutch (103) by the force of the spring (103a).
03b) and the lock pin (117) via wires (118) (119), and the clutch arm (110) via a wire (120) so as to be adjacent to the operation portion (8). Extraction lever (121)
Also, the twine feeding levers (122) are interlocked with each other so that the screw shaft (96) is rotated and the lock pin (117) is disengaged by the operation of inserting the lever (121). ) Is turned on, the twine (10) by the rolls (106) (107)
It is configured to start feeding of 5). The take-out lever (122) is detachably connected to the take-out lever (121) through an engagement fitting (123), and is made integral with the take-out lever (121) when the take-out operation is performed. ) Can also be turned on, and the lever (122) is independently operated when necessary to appropriately change the twine (10).
It is provided so that the feeding of 5) can be interrupted.

Conveyor (16) for forming the bale (A)
(17) A veil take-out device for a roll baler that rotates the veil (A) by means of (17) and then takes the veil (A) out of the bale forming chamber (18) by means of a bale extrusion plate (93) that is a lateral bale feed mechanism. Bale forming room (18)
Rolls (106) (107) as a feeding mechanism for feeding the twine (105) are provided near the bale (A) outlet of the bale (A), and the bale (A) is removed during the removal of the bale (A) from the bale forming chamber (18). The twine (105) is wound around the outer circumference.

This embodiment is constructed as described above, and straw grass such as hay picked up by the pickup section (4) is carried into the bale forming chamber (18) by the main pipe conveyor (16), and the main and sub Pipe conveyor (1
6) Formed into a roll-shaped veil (A) with (17). Then, when the diameter of the bale (A) is now formed to be equal to or larger than the set constant diameter, the bail (A) pressure causes the chain guide (2) of the main pipe conveyor (16).
8) is pushed backward by a fixed angle (α) about the shaft (47) against the spring (76), and in this state, each element (75) (72) (69) (67) ( 64) (6
6) (65), (78), (89), (90), and (91) are transmitted in this order to rotate the operating member (84) counterclockwise about the shaft (83). As a result, the spring (87) crosses the fulcrum and the arm (85) turns on the switch (81).
When is turned on, the alarm device is driven to notify the operator of the completion of the formation of the bale (A). In this case the shaft (65)
Moves in the elongated hole (63a) of the connecting plate (63) and operates independently of the side door (46). Further, when the side door (46) is opened, the end of the main pipe conveyor (16), that is, the bale forming part (16a) is automatically
Moves backward by a certain angle (β) around the shaft (47), the conveyor (16) is released from the bail (A) by being released from the bail (A), and the bale (A) is removed. At the time of taking out, the twine (105) is wound around by the binding device (10) at the same time.

When the bail takeout lever (121) is turned on after the formation of the bale (A), the lock pin (117) is disengaged and the door (46) can be freely opened. At the same time, the pushing clutch (103) is turned on, the screw shaft (96) is rotated, and the pushing plate (93) starts moving. At the same time, the clutch arm (110) is oscillated through the feeding lever (122) integrally connected to the lever (121) to bring the sub-twine feeding roll (107) into pressure contact with the main twine feeding roll (106). The twine (105) is started to be fed in the bale (A) direction, and when the bale (A) presses the door (46) as the push plate (93) moves in the door direction, this bale ( The door (46) is opened by the pressing force of A). Then, as indicated by a phantom line in FIG. 9, while the bale (A) is being extruded by the extruding plate (93), the twine (105) fed from the rolls (106) (107) is conveyed by the conveyor (16). ) (17) spirally wraps around the rotating bale (A) to bind it, and after the binding of a predetermined length, the twine cutter (114) cuts the twine (105). The veil (A) is discharged outside the aircraft. Like this veil (A)
At the time of taking out, the twine (105) can be taken out by the paying-out rolls (106) and (107) provided at a fixed position on the door (46) side and wound around the outer periphery of the bale (A). 105) The transverse feed mechanism of 105) can be dispensed with, and the structure of the bundling device (10) can be made extremely compact, and the bundling work can be performed at the same time during the bale removal work, so that the work time required for the bale work can be reduced and the bale formation can be achieved. The total time required for work can be shortened. Further, in this case, since the bale (A) is moved while rotating, the movement can be made smooth and the bale (A) can be taken out from the machine favorably. The extruded plate (93) after extruding the bale (A) to the outside of the machine is returned to the original storage groove (95) position by the guide of the backward screw groove of the screw shaft (96).

In the above embodiment, the side door (4
Although the configuration in which 6) is opened in the horizontal and horizontal direction about the rotation fulcrum shafts (56a) and (56b) is shown, the rotation fulcrum shaft ((c) fixed to the upper outer plate (3c) of the baler portion is fixed as shown in FIG. 12
4) The side door (46) may be provided so as to be openable in the upward direction. In this case, the side door (46) is naturally closed after the veil (A) is discharged. Further, in the above embodiment, the feeding rolls (106) (107)
Is provided with a feeding lever (122) for performing pressure contact and release of the pressure contact, and the lever (122) and the extraction lever (121).
Although the configuration in which the clutch arm (110) and the clutch arm (110) are linked to each other has been shown, the clutch arm (110) may be coupled to the take-out lever (121) so that the automatic take-out and the binding can be started by operating a single lever (121). .

[0021]

As is apparent from the above embodiments, according to the present invention, when the bale (A) is rotated by the conveyors (16) (17) for forming the bale (A), the bale traverse mechanism (93) is used. In a bale take-out device of a roll baler for taking out the bale (A) from the bale forming chamber (18) to the outside of the machine, a feeding mechanism (106) for feeding the twain (105) near the bale (A) taking-out port of the bale forming chamber (18). (1
07) is provided, and the bale (A) is removed from the bale forming chamber (18).
Twain (10
5) is configured to be wound, and the twine (105) is wound by using the operation of taking the bale (A) out of the machine. Therefore, the twine (105) is unwound from a substantially constant position and the bale (A) is wound. It can be wound around the entire circumference and simplifies the bundling structure such as the feeding mechanism (106) (107) without the need for the conventional transverse feed mechanism that changes the feeding position of the twine (105) to the direction of the bale (A) rotation axis. Can be easily performed, and at the same time, the work of taking out the bale (A) from the bale forming chamber (18) and the bundling work by the twine (105) can be performed at the same time, and work efficiency and handling operability are easily improved. It can be done.

[Brief description of drawings]

FIG. 1 is a side view of a main part.

FIG. 2 is an overall side view.

FIG. 3 is a plan view of the same.

FIG. 4 is a drive explanatory diagram of a baler unit.

FIG. 5 is an explanatory diagram of a main pipe conveyor section.

FIG. 6 is a side view illustrating a link mechanism section.

FIG. 7 is an enlarged explanatory view of the same portion.

FIG. 8 is a partial plan view of the same.

FIG. 9 is an explanatory plan view of a baler portion.

FIG. 10 is a rear view of the same.

FIG. 11 is an explanatory view showing another modified structure example.

[Explanation of symbols]

 (16) (17) Conveyor (18) Bale forming chamber (93) Bale extrusion plate (bale lateral feed mechanism) (105) Twain (106) (107) Feed roll (feed mechanism)

Claims (1)

[Claims] 1. A conveyor (16) for forming a bale (A).
In the bale take-out device of the roll baler that takes out the bale (A) from the bale forming chamber (18) to the outside of the machine by rotating the bale (A) by the (17), the bale forming chamber (18) ) The feeding mechanism (10) for feeding the twine (105) near the bale (A) outlet of
6) (107) is provided and the baling of the baler (A) is taken out from the bale forming chamber (18), and the twine (105) is wound around the outer periphery of the bale (A). apparatus.