CN209294155U - A kind of hydraulic control system of round bale wrapping machine - Google Patents
A kind of hydraulic control system of round bale wrapping machine Download PDFInfo
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- CN209294155U CN209294155U CN201822179509.3U CN201822179509U CN209294155U CN 209294155 U CN209294155 U CN 209294155U CN 201822179509 U CN201822179509 U CN 201822179509U CN 209294155 U CN209294155 U CN 209294155U
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- directional control
- reversal valve
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Abstract
The utility model discloses a kind of hydraulic control systems of round bale wrapping machine, belong to farming and animal husbandry machine applications field, mainly by electromagnetic relief valve, O-shaped three-position electromagnetic reversal valve, Y type three-position electromagnetic reversal valve, two solenoid directional control valves, two solenoid directional control valves, hydraulic lock, speed governing valve, speed governing valve, hayrack piston oil-cylinder, Bidirectional balanced valve, unload careless frame plunger cylinder, cut film piston oil cylinder, hydraulic motor and subsystem frame Multi-stage plunger cylinder composition, oil pump is connect with electromagnetism overflow unloading valve, O-shaped three-position electromagnetic reversal valve is connect by hydraulic lock with hayrack piston oil-cylinder, and Y type three-position electromagnetic reversal valve passes through speed governing valveIt is connect with Bidirectional balanced valve with hydraulic motor, two solenoid directional control valvesWith unload careless frame plunger cylinder and subsystem frame Multi-stage plunger cylinder is connect, two solenoid directional control valvesPass through speed governing valveIt is connect with film piston oil cylinder is cut, cuts film piston oil cylinder and carry accumulator, the utility model structure is simple, completes automatic hydraulic control.
Description
Technical field
The utility model belongs to farming and animal husbandry machine applications field, and in particular to a kind of hydraulic control system of round bale wrapping machine
System.
Background technique
China's stalk resource is abundant, and high quality forage cultivated area is constantly expanding, as animal husbandry development is to Silage
The acquisition of material is increasingly paid attention to, and twining film ensiling is by wrapping machine by the high density circle bale of machine for forming cylindrical bale volume bundle in circle bale appearance
Bread wraps up in plastic film sealed storage, and cyan yellow storage feed anaerobic fermentation is made to be converted into high-quality feed, therefore the popularization speed of wrapping machine
Degree is constantly accelerated.
The comparison that widely applied round bale wrapping machine foreign countries introduce currently on the market is more, and the wrapping machine of domestic production is in
Conceptual phase, there are job insecurity, main use to manually control, and operating efficiency is low, is easy to appear failure, and hydraulic system can not
By the disadvantages of.
Summary of the invention
The purpose of this utility model is to provide a kind of hydraulic control systems of round bale wrapping machine, effectively solve above-mentioned mention
Out the problem of, can complete the Automatic Control for picking up bale, twining film, unloading the programs such as grass, easy to operate, make round bale wrapping machine
Operation is more stable, improves operating efficiency, reduces failure rate.
The utility model proposes a kind of round bale wrapping machine hydraulic control system, mainly by electromagnetism overflow unloading valve
(1), the O-shaped three-position electromagnetic reversal valve (2) in middle position, middle position Y type three-position electromagnetic reversal valve (3), two solenoid directional control valves(4), two
Solenoid directional control valve(5), hydraulic lock (6), speed governing valve(7), speed governing valve(8), hayrack piston oil-cylinder (9), Bidirectional balanced valve
(10), it unloads careless frame plunger cylinder (11), cut film piston oil cylinder (12), hydraulic motor (13) and subsystem frame Multi-stage plunger cylinder (14)
Composition, tractor connect external hydraulic system as power source, through quick coupling, 1YA electricity are equipped in electromagnetism overflow unloading valve (1)
Magnet, electromagnetism overflow unloading valve (1) respectively with the O-shaped three-position electromagnetic reversal valve (2) in middle position, middle position Y type three-position electromagnetic reversal valve
(3), two solenoid directional control valves(4) He Erwei solenoid directional control valve(5) it connects, on the left of the middle O-shaped three-position electromagnetic reversal valve (2) in position
2YA electromagnet is set, 3YA electromagnet, the middle O-shaped three-position electromagnetic reversal valve in position are set on the right side of the middle O-shaped three-position electromagnetic reversal valve (2) in position
(2) it is connect by hydraulic lock (6) with hayrack piston oil-cylinder (9), setting 4YA electricity on the left of middle position Y type three-position electromagnetic reversal valve (3)
5YA electromagnet is arranged in magnet, middle position Y type three-position electromagnetic reversal valve (3) right side, and middle position Y type three-position electromagnetic reversal valve (3) passes through tune
Fast valve(7) it is connect with Bidirectional balanced valve (10), Bidirectional balanced valve (10) is connect with hydraulic motor (13), hydraulic motor (13) band
Dynamic turntable pedestal rotation, two solenoid directional control valves(4) 6YA electromagnet, two solenoid directional control valves are arranged in right side(4) and grass is unloaded
Frame plunger cylinder (11) and subsystem frame Multi-stage plunger cylinder (14) connection, two solenoid directional control valves(5) 7YA electromagnetism is arranged in right side
Iron, two solenoid directional control valves(5) pass through speed governing valve(8) with cut film piston oil cylinder (12) and connect, cut film piston oil cylinder (12) from
Band accumulator, the utility model structure is simple, can complete automatic hydraulic control, and easy to operate, easy to maintenance, operation is steady
Fixed, properties of product are reliable, improve operating efficiency.
Compared with prior art, the utility model has the beneficial effects that:
1) by using electromagnetism overflow unloading valve (1), keep hydraulic system more stable, play system unloaded and safeguard protection
Effect；
2) by using Bidirectional balanced valve (10), make turntable pedestal spin stabilization, the influence of variation not loaded can
Start and stop within the set time；
3) by adding speed governing valve(7), flow adjusting can be carried out to this branch；
4) by adding speed governing valve(8), flow adjusting can be carried out to this branch, cuts film piston oil cylinder (12) included storage
Can device, when cutting the logical oil of film piston oil cylinder (12) rodless cavity, cylinder rod is stretched out, and film is compressed, and rod chamber pressure moment increases, makes to store
Energy device stores energy, and when cutting film piston oil cylinder (12) emptying, accumulator pushes cylinder rod to shrink, and discharges film.
Detailed description of the invention
Fig. 1 is a kind of hydraulic schematic diagram of the hydraulic control system of round bale wrapping machine of the utility model.
Figure number: electromagnetism overflow unloading valve (1), the middle O-shaped three-position electromagnetic reversal valve (2) in position, middle position Y type three-position electromagnetic change
To valve (3), two solenoid directional control valves(4), two solenoid directional control valves(5), hydraulic lock (6), speed governing valve(7), speed governing valve
(8), hayrack piston oil-cylinder (9), Bidirectional balanced valve (10) unload careless frame plunger cylinder (11), cut film piston oil cylinder (12), hydraulic
Motor (13), subsystem frame Multi-stage plunger cylinder (14).
Specific embodiment
The utility model will be further described with reference to the accompanying drawings.
As shown in Figure 1, the utility model proposes a kind of round bale wrapping machine hydraulic control system, mainly overflow by electromagnetism
Flow unloading valve (1), the O-shaped three-position electromagnetic reversal valve (2) in middle position, middle position Y type three-position electromagnetic reversal valve (3), two solenoid directional control valves
(4), two solenoid directional control valves(5), hydraulic lock (6), speed governing valve(7), speed governing valve(8), hayrack piston oil-cylinder (9), double
To balanced valve (10), unloads careless frame plunger cylinder (11), cuts film piston oil cylinder (12), hydraulic motor (13) and subsystem frame Multi-stage plunger
Oil cylinder (14) composition, the prime mover of tractor engine as pump, pump are connect with electromagnetism overflow unloading valve (1), and electromagnetism overflow is unloaded
Have 1YA electromagnet in lotus valve (1), electromagnetism overflow unloading valve (1) respectively with the O-shaped three-position electromagnetic reversal valve (2) in middle position, middle position Y type
Three-position electromagnetic reversal valve (3), two solenoid directional control valves(4) He Erwei solenoid directional control valve(5) it connects, the middle O-shaped three-position electromagnetic in position
2YA electromagnet is set on the left of reversal valve (2), 3YA electromagnet is set on the right side of the middle O-shaped three-position electromagnetic reversal valve (2) in position, middle position is O-shaped
Three-position electromagnetic reversal valve (2) is connect by hydraulic lock (6) with hayrack piston oil-cylinder (9), middle position Y type three-position electromagnetic reversal valve
(3) 4YA electromagnet is arranged in left side, and 5YA electromagnet, middle three electricity of position Y type are arranged on the right side of middle position Y type three-position electromagnetic reversal valve (3)
Magnetic reversal valve (3) passes through speed governing valve(7) it is connect with Bidirectional balanced valve (10), Bidirectional balanced valve (10) and hydraulic motor (13) are even
It connects, hydraulic motor (13) drives the rotation of turntable pedestal, two solenoid directional control valves(4) 6YA electromagnet, two electricity are arranged in right side
Magnetic reversal valve(4) with unload careless frame plunger cylinder (11) and subsystem frame Multi-stage plunger cylinder (14) is connect, two solenoid directional control valves
(5) 7YA electromagnet, two solenoid directional control valves are arranged in right side(5) pass through speed governing valve(8) with cut film piston oil cylinder (12) and connect,
It cuts film piston oil cylinder (12) and carries accumulator, the utility model structure is simple, and convenient for adjusting maintenance, operation is stablized, be can be improved
The reliability of product.
Circle bale wrapping machine, which completely twines film operation action step, is:
1. initial adjusted: adjustment system pressure electromagnetism overflow unloading valve (1), speed governing valve(7) and speed governing valve(8) branch
Flow, Bidirectional balanced valve (10) are in backpressure condition, and 1YA is powered, remaining solenoid valve is in power-off, the not work of initial off-load at this time
Make state, send the initial end of film to the one end for cutting film piston oil cylinder (12), 1YA power-off, 7YA are powered, and film clamps；
2. filling careless link: 2YA is powered, and hayrack piston oil-cylinder (9) is shunk, when hayrack is in level ground, corresponding positions
Setting sensor sending signal powers off 2YA, keeps the horizontal ground proximity of hayrack, as tractor advances, bale is made to be packed into dress
In careless frame, position sensor identification sending signal makes 3YA be powered after installing position at this time, and hayrack piston oil-cylinder (9) stretches out, dress
After careless frame torr grass rises to setting position, corresponding position sensor issues signal, 3YA power-off, and bale is admitted to turntable；
3. coating link: 4YA is powered, and drives hydraulic motor (13), drives turntable and bale to revolve by hydraulic motor (13)
Turn, 3 positions of circle are respectively arranged 3 sensors, and statistics circle number, when turning 3 circle, position sensor, which issues signal, keeps 7YA disconnected
Electricity cuts film piston oil cylinder (12) contraction, and the initial pinching end of film unclamps, and continues to twine film, and corresponding sensor issues signal, adjusts stream
Amount, powers off 4YA, and Bidirectional balanced valve (10) braking, coating finishes；It is adjustable when such as there is turntable and hayrack collision problem
Hydraulic motor (13) reversion is saved, 5YA is powered, and hydraulic motor (13) is made to restore normal condition；
4. unloading careless link: 6YA is powered, and unloads careless frame and subsystem frame sequence rises, when unloading careless frame and being raised to final position, subsystem frame
Bale is passed to and unloads careless frame, position sensor and pressure sensor issue signal and power off 6YA, unload careless frame and turntable certainly
The lower falling of recast, bale landing, 4YA is powered at this time, and sensor after hydraulic motor (13) rotation rule fixing turn is made to issue signal
4YA is powered off, turntable is made to return to initial position, prepares subsequent cycle movement.
Claims (1)
1. a kind of hydraulic control system of round bale wrapping machine, mainly by electromagnetism overflow unloading valve (1), the O-shaped three-position electromagnetic in middle position
Reversal valve (2), middle position Y type three-position electromagnetic reversal valve (3), two solenoid directional control valves(4), two solenoid directional control valves(5), liquid
Pressure lock (6), speed governing valve(7), speed governing valve(8), hayrack piston oil-cylinder (9), Bidirectional balanced valve (10), unload careless frame Plunger oil
Cylinder (11) cuts film piston oil cylinder (12), hydraulic motor (13) and subsystem frame Multi-stage plunger cylinder (14) composition, it is characterised in that:
Be equipped with 1YA electromagnet in electromagnetism overflow unloading valve (1), electromagnetism overflow unloading valve (1) respectively with the O-shaped three-position electromagnetic reversal valve in middle position
(2), middle position Y type three-position electromagnetic reversal valve (3), two solenoid directional control valves(4) He Erwei solenoid directional control valve(5) it connects, middle position
2YA electromagnet is set on the left of O-shaped three-position electromagnetic reversal valve (2), 3YA electromagnetism is set on the right side of the middle O-shaped three-position electromagnetic reversal valve (2) in position
Iron, the middle O-shaped three-position electromagnetic reversal valve (2) in position are connect by hydraulic lock (6) with hayrack piston oil-cylinder (9), middle three electricity of position Y type
4YA electromagnet is set on the left of magnetic reversal valve (3), 5YA electromagnet, middle position Y are set on the right side of middle position Y type three-position electromagnetic reversal valve (3)
Type three-position electromagnetic reversal valve (3) passes through speed governing valve(7) it is connect with Bidirectional balanced valve (10), Bidirectional balanced valve (10) and hydraulic horse
It is connected up to (13), hydraulic motor (13) drives the rotation of turntable pedestal, two solenoid directional control valves(4) 6YA electromagnetism is arranged in right side
Iron, two solenoid directional control valves(4) with unload careless frame plunger cylinder (11) and subsystem frame Multi-stage plunger cylinder (14) is connect, two electricity
Magnetic reversal valve(5) 7YA electromagnet, two solenoid directional control valves are arranged in right side(5) pass through speed governing valve(8) with cut film piston oil
Cylinder (12) connection cuts film piston oil cylinder (12) and carries accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179509.3U CN209294155U (en) | 2018-12-25 | 2018-12-25 | A kind of hydraulic control system of round bale wrapping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179509.3U CN209294155U (en) | 2018-12-25 | 2018-12-25 | A kind of hydraulic control system of round bale wrapping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209294155U true CN209294155U (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822179509.3U Active CN209294155U (en) | 2018-12-25 | 2018-12-25 | A kind of hydraulic control system of round bale wrapping machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112205179A (en) * | 2020-09-18 | 2021-01-12 | 哈尔滨华惠农业机械制造有限公司 | Control system with electrically adjusted bale density |
-
2018
- 2018-12-25 CN CN201822179509.3U patent/CN209294155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112205179A (en) * | 2020-09-18 | 2021-01-12 | 哈尔滨华惠农业机械制造有限公司 | Control system with electrically adjusted bale density |
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