CN114875758B - Ground milling and planing machine for removing ground materials - Google Patents
Ground milling and planing machine for removing ground materials Download PDFInfo
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- CN114875758B CN114875758B CN202210796648.9A CN202210796648A CN114875758B CN 114875758 B CN114875758 B CN 114875758B CN 202210796648 A CN202210796648 A CN 202210796648A CN 114875758 B CN114875758 B CN 114875758B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
- E01C23/088—Rotary tools, e.g. milling drums
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of milling equipment and discloses a ground milling and planing machine for removing ground materials, which comprises a milling and planing drum and milling and planing components, wherein the milling and planing components are uniformly distributed on the outer wall of the milling and planing drum, a liquid storage cavity and a shaft liquid cavity are arranged inside the milling and planing drum, the liquid storage cavity is communicated with the shaft liquid cavity, the milling and planing components comprise a base, a tool apron and a cutter, the base is welded on the outer wall of the milling and planing drum, and the tool apron is sleeved inside the base. According to the invention, the vibration liquid inlet device is arranged in the base, the sliding plug piece is driven to move along the inner wall of the hydraulic tank through the vibration of the cutter during working, so that water pumping and water drainage to the hydraulic tank are realized, the cooling liquid is uniformly sprayed on the outer wall of the cutter through the spray holes and is not hindered by ground materials, the cutter is ensured to be continuously cooled and lubricated in the whole milling process, the effects of cooling and lubricating the cutter are improved, and the service life of the cutter is prolonged.
Description
Technical Field
The invention relates to the technical field of milling equipment, in particular to a ground milling and planing machine for removing ground materials.
Background
With the rapid advance of municipal roads and high-grade highways, the era of large-scale mechanized maintenance has come. Road milling machines, which are one of the main types of road maintenance and recycling equipment, are drawing increasing attention from road maintenance experts and construction units. The road milling machine is a high-efficiency road maintenance device, and has the advantages of low use cost, wide milling depth range, no environmental pollution and the like. The method is mainly used for milling and crushing large-area pavements, milling and finishing common diseases and pavement napping operation. The main working device of the road milling machine is a milling rotor, and milling cutters which are arranged according to a bilaterally symmetrical spiral line are uniformly arranged on the milling rotor. The milling rotor is fed vertically and horizontally. The road milling machine moves forwards at a working speed, the milling rotor rotates milling cutters which are uniformly distributed on the roller and arranged according to a spiral line, the milling cutters sequentially contact the road surface, and the road material is crushed into particles under the impact and extrusion of the milling rotor cutter; and simultaneously, the spirally and symmetrically arranged cutters gather the milled waste materials to the center of the rotor, and the waste materials are thrown onto a conveyor through a material throwing plate and are transferred to a designated position and a transport vehicle.
The milling rotor mainly comprises a milling cutter, a milling cutter holder, a milling cutter base, a milling drum and a throwing plate. The milling drum is a cylinder, and the outer surface of the milling drum is provided with a milling and planing tool base, a milling and planing tool seat and a milling and planing tool. The milling and planing tool base is welded on the outer surface of the milling and planing drum in a herringbone single-head or multi-head spiral line arrangement mode. In order to ensure that the cutter head is uniformly worn, when the cutter is cut into the ground, the axis of the cutter head is not in the plane of the trajectory of the cutter head, a certain included angle is kept, so that the cutter head rotates in the cutter holder while being cut into the ground, and the cutter head is uniformly worn.
The milling machine is characterized in that a water spraying nozzle is arranged on a milling rotor cover, when the milling machine works, a hydraulic cooling system provides power, and water is sprayed to a rotor cutter at a certain pressure within the width range of the rotor to play roles of cooling and lubricating; in addition, when the road milling machine is used for milling the road surface, the cutters are sequentially cut into the road surface, and the hardness of the road surface is high, so that the discontinuous cutting generates high impact force, the vibration of the machine is caused, the excessive consumption of the cutters is increased, and the service life of the cutters is shortened.
Disclosure of Invention
The invention provides a ground milling and planing machine for removing ground materials, which aims to overcome the defects of the prior milling and planing machine in the background art in the using process, has the advantages of continuously spraying cooling liquid on a cutter and reducing the vibration of the cutter, and solves the problems in the background art.
The invention provides the following technical scheme: the utility model provides a ground material gets rid of and mills planer with ground, includes to mill the plane drum and mill the plane subassembly, mill plane subassembly evenly distributed on milling the outer wall of plane drum, the inside of milling the plane drum is provided with stock solution chamber and axle sap cavity, the stock solution chamber is linked together with the axle sap cavity, mill the plane subassembly and include base, blade holder and cutter, the base welding is on milling the outer wall of plane drum, the blade holder cup joints the inside at the base, the cutter rotates and cup joints the inside at the blade holder, the liquid channel has been seted up to the inside of blade holder, the orifice has been seted up on the surface of blade holder, the orifice is linked together with the liquid channel, the inside of base is equipped with vibration inlet means, the inside of base is equipped with the induction coil who is close to vibration inlet means, the inside of base is provided with the rotatory inlet means of increase cooling liquid volume when the cutter is rotatory.
Preferably, the spray holes are uniformly distributed on the top surface of the cutter holder, and the spray holes are inclined towards the tool tip part of the cutter.
Preferably, vibration inlet means includes the hydrojet case, and the inner chamber of hydrojet case communicates respectively also has liquid suction pipe and hydrojet to be responsible for, inferior liquid suction pipe extends to the stock solution intracavity, the exit end that the hydrojet was responsible for is connected to the inside of liquid way, the inside sliding connection of hydrojet case has smooth plug member, the drive end of smooth plug member is connected with the handle of a knife position of cutter, all install the check valve on inferior liquid suction pipe and the hydrojet are responsible for, the internal diameter of inferior liquid suction pipe is greater than the internal diameter that the hydrojet was responsible for.
Preferably, the induction coil surrounds the periphery of liquid pressing box, induction coil's output is connected with the solenoid valve, the input of solenoid valve is connected to in the liquid storage chamber through the pipeline, the exit end of solenoid valve is connected with main liquid suction pipe, main liquid suction pipe is connected to in the hydrojet is responsible for, be equipped with magnet on the sliding plug spare.
Preferably, the rotary liquid inlet device comprises a driving gear, a driven gear, a connecting rod and a rotary induction valve, the driving gear is sleeved on the handle of the cutter, the driven gear is meshed with the driving gear, a one-way driver is connected between the driven gear and the connecting rod, the other end of the connecting rod is connected to the rotary induction valve, the output end of the rotary induction valve is communicated to the main liquid pumping pipe, and the input end of the rotary induction valve is communicated with the liquid storage cavity.
Preferably, the rotary induction valve comprises a valve body, a fixed valve plate is arranged in the valve body, the top end of the fixed valve plate is rotatably connected with a rotary valve plate, valve holes are formed in the fixed valve plate and the rotary valve plate, and the top end of the rotary valve plate is connected with a connecting rod.
Preferably, the one-way driver comprises a shell, the connecting rod is movably sleeved in the middle of the shell, fixed teeth are uniformly distributed on the inner wall of the shell, telescopic movable teeth are arranged on the edge of the connecting rod, and a coil spring is connected between the shell and the connecting rod.
The invention has the following beneficial effects:
1. according to the invention, the vibration liquid inlet device is arranged in the base, the sliding plug piece is driven to move along the inner wall of the hydraulic tank through the vibration of the cutter during working, so that water pumping and water drainage to the hydraulic tank are realized, the cooling liquid is uniformly sprayed on the outer wall of the cutter through the spray holes and is not hindered by ground materials, the cutter is ensured to be continuously cooled and lubricated in the whole milling process, the effects of cooling and lubricating the cutter are improved, and the service life of the cutter is prolonged.
2. The induction coil is arranged on the periphery of the hydraulic tank, the aim of monitoring the vibration frequency of the cutter is fulfilled under the matching of the sliding plug part and the induction coil, when the vibration frequency generated by the cutter is higher, the opening of the electromagnetic valve is increased, so that the amount of cooling liquid sprayed onto the cutter is increased, the lubricating and cooling effects on the cutter are ensured, and the vibration energy of the cutter is converted into the energy for driving the cooling liquid to flow, so that the buffer effect on the cutter is achieved.
3. According to the invention, the rotary liquid inlet device is arranged in the base, and under the coordination of the driving gear, the driven gear and the rotary induction valve, when the cutter rotates under the friction force of a ground material, the amount of the cooling liquid sprayed onto the cutter is further increased, the heat generated by friction is taken away, and the cooling effect on the cutter is further improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the milling assembly of the present invention;
FIG. 3 is a top view of a tool holder in accordance with the present invention;
FIG. 4 is a schematic view of a rotary induction valve according to the present invention;
FIG. 5 is a partial top view of the rotary induction valve of the present invention;
fig. 6 is a schematic structural diagram of the unidirectional actuator of the present invention.
In the figure: 1. milling and planing a drum; 101. a liquid storage cavity; 102. a shaft fluid chamber; 2. milling and planing assembly; 3. a base; 4. a tool apron; 401. a liquid channel; 402. spraying a hole; 5. a cutter; 6. a vibration liquid inlet device; 601. a liquid pressing box; 602. a secondary liquid pumping pipe; 603. a main liquid spraying pipe; 604. a slider member; 7. an induction coil; 701. an electromagnetic valve; 8. a main liquid pumping pipe; 9. a rotary liquid inlet device; 901. a driving gear; 902. a driven gear; 903. a connecting rod; 904. rotating the induction valve; 941. a valve body; 942. fixing the valve plate; 943. a rotary valve plate; 944. a valve bore; 10. a unidirectional driver; 1001. a housing; 1002. fixing teeth; 1003. a movable gear; 1004. a coil spring.
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 first embodiment is as follows: referring to fig. 1, a ground milling and planing machine for removing ground materials includes a milling drum 1 and a milling assembly 2, the milling assembly 2 is uniformly distributed on the milling drum 1 in a spiral shape in the prior art, a liquid storage cavity 101 is formed inside the milling drum 1, a shaft liquid cavity 102 is formed in a central shaft of the liquid storage cavity 101, the liquid storage cavity 101 and the shaft liquid cavity 102 are communicated, and a water pump conveys cooling water from the shaft liquid cavity 102 to the liquid storage cavity 101 and keeps the cooling liquid in the liquid storage cavity 101 to have a certain hydraulic pressure. Referring to fig. 2, milling assembly 2 includes that the welding mills base 3 on milling drum 1, and blade holder 4 has been cup jointed to the inside of base 3, and cutter 5 has been cup jointed to the inside of blade holder 4, and the lower extreme periphery of cutter 5 is provided with the elasticity cutting ferrule, and cutter 5 cup joints the inside at blade holder 4 through the inflation of elasticity cutting ferrule.
Referring to fig. 2 and 3, a liquid channel 401 is formed inside the tool apron 4, a nozzle hole 402 is formed at the top end of the tool apron 4, the nozzle hole 402 is inclined toward the tip position of the tool 5, the nozzle holes 402 are uniformly distributed on the top surface of the tool apron 4, the nozzle hole 402 is communicated with the liquid channel 401, the cooling liquid entering the liquid channel 401 can be directly sprayed to the tip position of the tool 5 through the nozzle hole 402, and the nozzle holes 402 are uniformly distributed around the central axis of the tool apron 4, so that the periphery of the tool 5 can be sprayed to the cooling liquid, it is ensured that the shielded side of the tool 5 contacting the ground can be continuously cooled and lubricated by the cooling liquid, during the milling process, the tool apron 4 and the tool 5 are both located below the bottom surface of concrete, soil exists on the bottom surface of the concrete, water cannot penetrate through the concrete layer, but by setting the pressure of a water pump, the cooling liquid can penetrate through the soil and be sprayed to the tool 5 under the hydraulic action, meanwhile, the soil is prevented from blocking the jet holes 402 as much as possible, and if the jet holes 402 are blocked by the soil, other jet holes 402 can normally cool the cutter 5.
Referring to fig. 2, a vibration liquid inlet device 6 is arranged inside a base 3, the vibration liquid inlet device 6 includes a liquid pressing box 601, a secondary liquid pumping pipe 602 is connected to the bottom end of the liquid pressing box 601, the other end of the secondary liquid pumping pipe extends into a liquid storage cavity 101, a main liquid spraying pipe 603 is connected to the side surface of the liquid pressing box 601, a check valve is arranged on each of the secondary liquid pumping pipe 602 and the main liquid spraying pipe 603, the other end of the main liquid spraying pipe 603 is connected to a liquid channel 401, a sliding plug 604 is slidably connected inside the liquid pressing box 601, the sliding plug 604 includes a sliding plug and a sliding rod, the sliding rod is connected to an extension part of a handle of a cutter 5, namely when the cutter 5 is used for milling materials on the ground, vibration is generated, the vibration is transmitted to the handle through the cutter tip of the cutter 5 and then transmitted to the sliding rod, the sliding plug is driven by the sliding rod to slide up and down in the liquid pressing box 601, when the sliding plug 604 moves up, a suction force is generated, and cooling liquid in the liquid storage cavity 101 is sucked into the liquid pressing box 601 through the secondary liquid pumping pipe 602, when the sliding plug 604 moves downwards, a pushing force is formed, the cooling liquid in the liquid pressing box 601 is pushed outwards through the main liquid spraying pipe 603 and enters the liquid channel 401, and is sprayed on the periphery of the cutting edge of the cutter 5 through the spray hole 402, so that the functions of lubricating and cooling the cutting edge are achieved. Because the cutter 5 can vibrate when contacting the ground, and the vibration is different in magnitude, when the vibration is generated, water can be sprayed to the cutter point position of the cutter 5, so that the periphery of the cutter 5 can be continuously sprayed with water in the whole process of milling the ground by the cutter 5, the vibration energy of the cutter 5 is converted into the kinetic energy of flowing of the cooling liquid, and the buffer effect on the cutter 5 is achieved. In this application, most coolant liquid relies on the water pump initiative to carry to the liquid way 401 of blade holder 4 in, the whole process of operation can continuously be milled in the transport of this coolant liquid, but when cutter 5 and ground contact, cutter 5 can produce extra heat because of the friction, vibration inlet means 6 learns the moment of cutter 5 and ground contact, also cutter 5 has vibrated because of colliding with ground, the coolant liquid volume in the liquid way 401 of getting into blade holder 4 through the 6 increases of vibration inlet means this moment, avoid the coolant liquid to be in the maximum state always, thereby reach the effect of water economy resource.
In addition, the diameter of the pipeline of the secondary liquid suction pipe 602 is larger than that of the main liquid spraying pipe 603, so that the water inflow in the liquid pressing tank 601 is large, the water outflow is small, a certain hydraulic pressure in the liquid pressing tank 601 is maintained, and soil and dirt can be prevented from entering the liquid channel 401 through the spray holes 402 to cause pollution.
Referring to fig. 2, an induction coil 7 is disposed on the periphery of the hydraulic tank 601, the current of the induction coil 7 is rectified and output to a solenoid valve 701, the input end of the solenoid valve 701 is connected into the liquid storage cavity 101 through a pipeline, the output end of the solenoid valve 701 is connected to a main liquid spraying pipe 603 through a main liquid pumping pipe 8, and the main liquid spraying pipe and the cooling liquid sprayed from the hydraulic tank 601 cool and lubricate the blade edge of the tool 5. A magnetic shield is provided outside the induction coil 7. According to the principle of induction current generation, when the vibration frequency of the tool 5 is higher, the frequency of reciprocating movement of the slider of the sliding plug piece 604 is faster, the slider of the sliding plug piece 604 is set to be a magnet, so that the faster the change of the magnetic flux is, the larger the induction current generated on the induction coil 7 is, the current of the induction coil 7 is converted and amplified into direct current through the current and is output to the electromagnetic valve 701, when the current of the induction coil 7 is larger, the opening of the electromagnetic valve 701 is larger, so that the amount of cooling liquid entering a pipeline is larger, and because when the vibration frequency of the tool 5 is higher, the amount of heat generated is also larger, the method can ensure the cooling effect on the tool 5.
Referring to fig. 2, a rotary liquid inlet device 9 is further disposed inside the base 3, and when the tool 5 contacts the ground and rotates, the rotary liquid inlet device 9 additionally increases the flow rate of the cooling liquid to offset the heat generated by friction, thereby further increasing the cooling effect on the tool tip of the tool 5. Rotatory inlet means 9 includes driving gear 901, driving gear 901 cup joints the extension position at the cutter 5 handle of a knife, driving gear 901 meshes has driven gear 902, driven gear 902's the teeth of a cogwheel are the strip, can guarantee at the vibration in-process of cutter 5, driving gear 901 lasts and keeps the engaged state with driven gear 902, driven gear 902's bottom is provided with one-way driver 10, the output of one-way driver 10 is connected with connecting rod 903, connecting rod 903 is connected with rotatory induction valve 904, the output and the main liquid suction pipe 8 of rotatory induction valve 904 are linked together, the input and the stock solution chamber 101 of rotatory induction valve 904 are linked together, further the control gets into the liquid measure that the hydrojet was responsible for 603.
Referring to fig. 4, the rotary induction valve 904 includes a valve body 941, a fixed valve plate 942 is disposed inside the valve body 941, a rotary valve plate 943 is rotatably connected to the top surface of the fixed valve plate 942, a connecting rod 903 is fixedly connected to the top surface of the rotary valve plate 943, and valve holes 944 are formed in both the fixed valve plate 942 and the rotary valve plate 943, referring to fig. 5, a liquid inlet is formed below the fixed valve plate 942 of the valve body 941, a liquid outlet is formed above the fixed valve plate 942, in an initial state, the valve holes 944 on the rotary valve plate 943 are dislocated with the valve holes 944 on the fixed valve plate 942, and when the connecting rod 903 drives the rotary valve plate 943 to rotate, the overlapping portions of the two valve holes 944 are increased, so that the opening is increased, the amount of cooling liquid entering the main liquid spray pipe 603 is increased, and heat generated by friction between the cutter 5 and the ground when the cutter rotates is cooled.
Referring to fig. 6, the connecting rod 903 is divided into two sections, one section is connected to the lower end of the driven gear 902, the other section is connected to the lower end of the one-way actuator 10, the one-way actuator 10 comprises a housing 1001, a fixed tooth 1002 is fixedly arranged on the housing 1001, the connecting rod 903 is sleeved inside the housing 1001, an extensible movable tooth 1003 is arranged on the edge of the connecting rod 903, a coil spring 1004 is arranged between the housing 1001 and the connecting rod 903, when the connecting rod 903 rotates, the movable tooth 1003 moves outwards, the housing 1001 is driven to rotate through clamping with the fixed tooth 1002, when the connecting rod 903 does not rotate, the movable tooth 1003 contracts, and the housing 1001 resets under the reverse force of the coil spring 1004, so that the rotary valve plate 943 restores to the original position.
As a supplement, the process of the cutter rotation caused by the cutter milling the concrete layer is very short, generally several hundredths of seconds, and in the prior art, the cutter of the main model road milling machine is used for simulation, the angle of the cutter rotation is about 150 degrees, therefore, the cutter rotation of 360 degrees can not occur, the valve hole 944 can only be restored to the initial size after being increased in a single direction, the phenomenon of reduction after being increased in advance can not occur, and the function of increasing the amount of cooling liquid and improving the cooling effect when the cutter rotates is ensured.
Example two: different from the first embodiment, a device for amplifying the vibration of the tool 5 is mounted on the connecting shaft between the shank of the tool 5 and the sliding plug 604, mainly to avoid the problem that the water yield is small due to the too small vibration of the tool 5. The device for amplifying the vibration can use a structure that two worms with different thread ratios are meshed with a gear from the aspect of pure machinery, wherein a worm with large thread spacing is connected with a tool handle, a worm with small thread spacing is connected with a sliding plug piece 604, one end of the worm, which is not connected with the sliding plug piece 604, is a free moving end and is not fixed, the gear is installed at a fixed position, when the worm with small thread spacing vibrates along with the tool handle, the worm with small thread spacing drives the gear to rotate, the rotation of the gear drives the worm with large thread spacing to move up and down to form vibration, and under the same rotating speed of the gear, the one-way distance of the reciprocating movement of the worm with small thread spacing is long, namely the amplitude of the vibration is large, so that the function of improving the vibration amplitude of the sliding plug piece 604 is realized; in terms of electricity, the vibration sensor can also be used for acquiring a vibration signal of the knife handle, the vibration amplifier is used for amplifying the vibration signal and transmitting the amplified vibration signal to the vibrator, the vibrator is used for driving the sliding plug part 604 to move, and in the process, the function of increasing the vibration amplitude of the sliding plug part 604 is achieved.
The using method of the invention is as follows:
when the cutter 5 contacts with the material on the ground, vibration is generated, and the vibration of the cutter 5 is transmitted to the sliding plug piece 604, so that the sliding plug piece 604 slides up and down along the inner wall of the liquid pressing box 601, and therefore, after the cooling liquid in the liquid storage cavity 101 is sucked into the liquid pressing box 601, the cooling liquid is discharged into the liquid channel 401 through the liquid spraying main pipe 603 and sprayed around the cutter 5 through the spraying holes 402, and the cutter 5 is cooled and lubricated;
an induction current is generated in the induction coil 7 due to the reciprocating movement of the sliding plug piece 604, when the movement frequency of the sliding plug piece 604 is increased, which indicates that the vibration frequency of the cutter 5 is increased, at the moment, the increased current in the induction coil 7 increases the opening of the electromagnetic valve 701, and then the amount of the cooling liquid entering the liquid channel 401 is increased;
when cutter 5 contacts with the ground material and causes cutter 5 to rotate, cutter 5 drives driving gear 901 to rotate, and drives driven gear 902 to rotate through meshing, and driven gear 902 drives rotary valve plate 943 to rotate through connecting rod 903, thereby makes the area of coincidence of valve hole 944 on rotary valve plate 943 and valve hole 944 on fixed valve plate 942 increase, makes the coolant flow in main liquid suction pipe 8 increase, cools off the friction heat of additional production and disperses.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (3)
1. The utility model provides a ground milling and planing machine for ground material is got rid of, includes mills plane drum (1) and mills plane subassembly (2), mill plane subassembly (2) evenly distributed on the outer wall of milling plane drum (1), the inside of milling plane drum (1) is provided with stock solution chamber (101) and axle liquid chamber (102), stock solution chamber (101) are linked together its characterized in that with axle liquid chamber (102): the milling assembly (2) comprises a base (3), a cutter holder (4) and a cutter (5), the base (3) is welded on the outer wall of the milling drum (1), the cutter holder (4) is sleeved inside the base (3), the cutter (5) is rotatably sleeved inside the cutter holder (4), a liquid channel (401) is formed inside the cutter holder (4), a spray hole (402) is formed in the surface of the cutter holder (4), the spray hole (402) is communicated with the liquid channel (401), a vibration liquid inlet device (6) is arranged inside the base (3), an induction coil (7) close to the vibration liquid inlet device (6) is arranged inside the base (3), and a rotary liquid inlet device (9) for increasing the amount of cooling liquid when the cutter (5) rotates is arranged inside the base (3);
the vibration liquid inlet device (6) comprises a liquid pressing box (601), an inner cavity of the liquid pressing box (601) is respectively communicated with a secondary liquid pumping pipe (602) and a main liquid spraying pipe (603), the secondary liquid pumping pipe (602) extends into a liquid storage cavity (101), the outlet end of the main liquid spraying pipe (603) is connected to the inside of a liquid channel (401), a sliding plug piece (604) is connected to the inside of the liquid pressing box (601) in a sliding mode, the driving end of the sliding plug piece (604) is connected with a handle part of a cutter (5), check valves are arranged on the secondary liquid pumping pipe (602) and the main liquid spraying pipe (603), and the inner diameter of the secondary liquid pumping pipe (602) is larger than the inner diameter of the main liquid spraying pipe (603);
the rotary liquid inlet device (9) comprises a driving gear (901), a driven gear (902), a connecting rod (903) and a rotary induction valve (904), wherein the driving gear (901) is sleeved at the handle part of the cutter (5), the driven gear (902) is meshed with the driving gear (901), a one-way driver (10) is connected between the driven gear (902) and the connecting rod (903), the other end of the connecting rod (903) is connected to the rotary induction valve (904), the output end of the rotary induction valve (904) is communicated to a main liquid pumping pipe (8), and the input end of the rotary induction valve (904) is communicated with the liquid storage cavity (101);
the rotary induction valve (904) comprises a valve body (941), a fixed valve plate (942) is arranged in the valve body (941), the top end of the fixed valve plate (942) is rotatably connected with a rotary valve plate (943), valve holes (944) are formed in the fixed valve plate (942) and the rotary valve plate (943), and the top end of the rotary valve plate (943) is connected with a connecting rod (903);
the one-way driver (10) comprises a shell (1001), a connecting rod (903) is movably sleeved in the middle of the shell (1001), fixed teeth (1002) are uniformly distributed on the inner wall of the shell (1001), telescopic movable teeth (1003) are arranged on the edge of the connecting rod (903), and a coil spring (1004) is connected between the shell (1001) and the connecting rod (903).
2. A floor milling and planing machine for removing floor material as defined in claim 1, wherein: the spray holes (402) are uniformly distributed on the top surface of the cutter holder (4), and the spray holes (402) incline towards the tool tip part of the cutter (5).
3. A floor milling and planing machine for removing floor material as defined in claim 1, wherein: the periphery at pressurized liquid case (601) is encircleed in induction coil (7), the output of induction coil (7) is connected with solenoid valve (701), the input of solenoid valve (701) is connected to in stock solution chamber (101) through the pipeline, the exit end of solenoid valve (701) is connected with main liquid suction pipe (8), main liquid suction pipe (8) are connected to the hydrojet and are responsible for (603), be equipped with magnet on sliding plug spare (604).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796648.9A CN114875758B (en) | 2022-07-08 | 2022-07-08 | Ground milling and planing machine for removing ground materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796648.9A CN114875758B (en) | 2022-07-08 | 2022-07-08 | Ground milling and planing machine for removing ground materials |
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| CN114875758A CN114875758A (en) | 2022-08-09 |
| CN114875758B true CN114875758B (en) | 2022-09-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7097257B2 (en) * | 2004-09-15 | 2006-08-29 | Sandvik Intellectual Property Ab | Cutting tool with nozzle for spraying water on cutter bit |
| US8905488B2 (en) * | 2013-02-19 | 2014-12-09 | Caterpillar Paving Products Inc. | Auxiliary drivetrain for a cold planer |
| DE102013013304A1 (en) * | 2013-08-12 | 2015-02-12 | Wirtgen Gmbh | Self-propelled construction machine for machining lanes or ground surfaces and method for cooling the milling tools of a milling drum of a self-propelled construction machine |
| US9371618B2 (en) * | 2014-08-25 | 2016-06-21 | Caterpillar Paving Products Inc. | Cold planer spray system and method |
| CN212505762U (en) * | 2020-03-24 | 2021-02-09 | 江苏东辉道路工程有限公司 | Asphalt concrete milling machine for maintaining asphalt pavement |
| CN212611853U (en) * | 2020-06-05 | 2021-02-26 | 山推工程机械股份有限公司 | Milling machine watering system |
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2022
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