CN118122416B - Stone Crushing Methods for Highway Construction - Google Patents
Stone Crushing Methods for Highway Construction Download PDFInfo
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- CN118122416B CN118122416B CN202410115321.XA CN202410115321A CN118122416B CN 118122416 B CN118122416 B CN 118122416B CN 202410115321 A CN202410115321 A CN 202410115321A CN 118122416 B CN118122416 B CN 118122416B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
- B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
- B02C2/047—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis and with head adjusting or controlling mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/16—Mills provided with vibrators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
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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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/05—Crushing, pulverising or disintegrating apparatus; Aggregate screening, cleaning, drying or heating apparatus; Dust-collecting arrangements specially adapted therefor
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
本发明涉及石料破碎技术领域，具体为公路施工石料破碎方法。包括以下步骤：SS001、预设，作业前，公路施工用石料破碎装置的内部填充入足量的喷淋液，依据待破碎石料的规格以设定公路施工用石料破碎装置中电机的转速及输出功率，SS002，破碎作业，作业时，电机以设定功率输出转速，电机输出转速后。本发明的有益效果是：本发明使用时，当电机输出转速时，偏心锤体一方面在设定行程内发生上下往复振动，另一方面又发生回转运动，且有由于偏心锤体的偏心设置，能够通过偏心回转运动往复改变偏心锤体对公路石料的挤压强度，继而达到对公路石料的渐压式破碎效果。
The present invention relates to the field of stone crushing technology, specifically to a method for crushing stone for highway construction. The method comprises the following steps: SS001, preset, before operation, a sufficient amount of spraying liquid is filled into the interior of a stone crushing device for highway construction, and the speed and output power of the motor in the stone crushing device for highway construction are set according to the specifications of the stone to be crushed, SS002, crushing operation, during operation, the motor outputs the speed at the set power, and after the motor outputs the speed. The beneficial effect of the present invention is that when the present invention is used, when the motor outputs the speed, the eccentric hammer body reciprocates up and down within the set stroke on the one hand, and rotates on the other hand, and due to the eccentric setting of the eccentric hammer body, the extrusion strength of the eccentric hammer body on the highway stone can be reciprocated by the eccentric rotary motion, thereby achieving a gradual pressure crushing effect on the highway stone.
Description
Technical Field
The invention relates to the technical field of stone crushing, in particular to a method for crushing stone in highway construction.
Background
Highway engineering structures include roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, and houses, workshops and other service facilities used for construction, maintenance and monitoring, and stone raw materials are required to be crushed by using a stone crushing device in the highway engineering construction process.
In the prior art, patent document with publication number CN115364942a discloses a stone crushing device and a crushing method for highway construction, comprising a base, wherein the base is provided with a connecting rod, the top of the connecting rod is connected with a supporting plate, the supporting plate is connected with a crushing box through a vertical plate, a crushing assembly is arranged in the crushing box, the bottom of the crushing box is movably connected with a movable shell, the crushing box is provided with a shaking assembly for driving the movable shell to shake, the movable shell is driven to move upwards by the lifting assembly, the movable shell drives an elastic connecting hopper to lift upwards, the elastic connecting hopper moves up the stones accumulated inside, the compression of the stones on the stones in the discharge pipe is reduced, the stones in the discharge pipe can be loosened and are convenient to fall off from the discharge pipe, but the crushing device is inconvenient to effectively improve the crushing strength and the crushing efficiency of highway stones by eccentric rotary crushing and synchronous shaking crushing raw materials.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a highway construction stone crushing method to solve the problems that the existing crushing device is inconvenient to crush raw materials through eccentric gyratory crushing and synchronous vibration pressing, and effectively improves the crushing strength and the crushing efficiency of highway stones.
The technical scheme for solving the technical problems is as follows, the highway construction stone crushing method comprises the following steps:
SS001, presetting, filling enough spray liquid into the stone crushing device for highway construction before operation, and setting the rotating speed and output power of a motor in the stone crushing device for highway construction according to the specification of stone to be crushed;
SS002, crushing operation, in which the motor outputs rotation speed with set power, after the motor outputs rotation speed, stone to be crushed is put into the stone crushing device for highway construction with set flow and crushed, screened and dusted by the stone crushing device for highway construction;
The stone crushing device for highway construction comprises a frame, a vibration transmission module is arranged on the surface of the frame, vibration tables, crushing assemblies and outward rotating tanks with openings at two ends are respectively connected to ports of the vibration transmission module in a transmission mode, and a spraying dust fall assembly and a circulating screening component driven by the vibration transmission module are respectively arranged on the side face of the frame.
The beneficial effects of the invention are as follows:
1) When the rotary speed of the motor is output, the eccentric hammer body reciprocates up and down in a set stroke, and the eccentric hammer body rotates in a rotary mode, so that the extrusion strength of the eccentric hammer body to highway stones can be changed in a reciprocating mode through the eccentric arrangement of the eccentric hammer body, the gradually-pressing type crushing effect of the eccentric hammer body to the highway stones is achieved, the vibrating table can vibrate up and down in the set stroke after the motor outputs the rotary speed through the arrangement of the semi-missing gear, the reset spring a and the vibrating toothed plate, the crushing assembly is driven to vibrate up and down in a reciprocating mode through the vibrating table, the crushing assembly is driven to vibrate up and down in the outer rotary tank in a reciprocating mode at set frequency, the blanking efficiency of the highway stones to be crushed in the outer rotary tank can be effectively improved through the implementation of the reciprocating vibration effect of the crushing assembly during operation, and the crushing strength of the crushing assembly to the highway stones can be changed in a reciprocating mode.
2) When the stone material crushing device works, stone materials crushed by the outer rotary tank enter the material lifting cylinder, the transmission sleeve rotates to drive the sieve shaft to rotate, the sieve shaft is driven to rotate, the spiral material lifting sieve plate is driven to lift materials upwards, crushed stone materials with qualified particle sizes enter a material lifting area of the spiral material lifting sieve plate and are directly discharged through the discharge opening under the screening action of gravity and the screening holes, and crushed stone materials with unqualified particle sizes flow back to the inner part of the outer rotary tank through the material returning pipe and are subjected to circulating crushing operation until the particle sizes of the crushed stone materials are all qualified, and the functionality of the stone material crushing device during stone material processing is effectively improved through the realization of the circulating screening function after crushing.
On the basis of the technical scheme, the invention can be improved as follows.
Further, the module that shakes includes the motor that is fixed in the frame surface, rotates drive sleeve pipe and tooth axle between the frame internal surface of connection, is fixed in the guide bar and the transmission pinion rack that shakes of the top surface of shaking the platform respectively, the output axle head and the drive sleeve pipe transmission of motor are connected, drive sleeve's week side fixed mounting has the transmission awl tooth, the week side of tooth axle is fixed mounting respectively with the driven awl tooth of transmission awl tooth meshing and with shake the semi-defect gear that transmission pinion rack transmission is connected, the week side and the frame sliding connection of guide bar, the week side of guide bar just corresponds the position cover of frame top and is equipped with reset spring a, drive sleeve pipe's inner wall is connected with circulation screening part and broken subassembly transmission respectively, drive sleeve pipe's week side passes through the linkage piece and is connected with outer jar transmission.
The driving bevel gear is fixedly arranged at the output shaft end of the motor, and the driven bevel gear in transmission connection with the driving bevel gear is fixedly arranged on the peripheral side surface of the transmission sleeve;
Through the setting of half lack gear, reset spring a and vibration transmission pinion rack to make motor output rotational speed back shake the platform and can reciprocate the vibration from top to bottom in setting for the stroke, through the reciprocal vibration from top to bottom of shaking the platform, thereby drive broken subassembly in the inside of outer jar of revolving with setting for the reciprocal vibration of frequency, through the realization of the reciprocal vibration effect of broken subassembly during operation, can effectively improve the unloading efficiency of waiting broken highway building stones in outer jar inside on the one hand, on the other hand can reciprocal change broken subassembly to the crushing strength of highway building stones.
Further, the linkage piece respectively comprises a driven gear ring fixed on the peripheral side surface of the external rotation tank and a shaft coupling rotationally connected between the inner surfaces of the frames, the peripheral side surface of the shaft coupling is in transmission connection with the transmission sleeve through a chain a, a transmission gear in transmission connection with the driven gear ring is fixedly arranged at the bottom of the shaft coupling, the shaft coupling and the axis of the external rotation tank are parallel to the axis of the transmission sleeve, and the axis of the transmission sleeve and the axis of the external rotation tank are in the same straight line.
The beneficial effect of adopting above-mentioned further scheme is, when drive sleeve is driven by the motor, the outward whirling jar takes place to rotate, through the realization of the rotation state when the broken operation of outward whirling jar, can effectively reduce the jam rate between outward whirling jar and eccentric hammer body when highway building stones are broken on the one hand, on the other hand can effectively improve the unloading rate of highway building stones.
Further, the crushing assembly respectively comprises an outer rotary sleeve, a differential shaft and an inner shaft, wherein the outer rotary sleeve and the differential shaft are connected between the inner surfaces of the vibration tables in a rotating mode, the inner shaft is connected with the inner wall of the outer rotary sleeve in a rotating mode, the peripheral side face of the inner shaft is in transmission connection with the transmission sleeve in a sliding mode, the surface of the outer rotary sleeve is connected with the inner shaft in a transmission mode through the differential shaft, an eccentric hammer body is fixedly arranged on the peripheral side face of the outer rotary sleeve, a crushing annular gap is fixedly arranged between the eccentric hammer body and the opposite surface of the outer rotary tank, and a plurality of groups of crushing cutter bars which are distributed in a circumferential array are fixedly arranged on the peripheral side face of the outer rotary sleeve and the inner shaft and correspond to the positions below the eccentric hammer body.
Further, the top of outer cover and interior axle all fixed mounting has driven awl tooth, differential bevel gear is fixed mounting to the week side of differential axle, two the awl tooth face of driven awl tooth all is connected with differential bevel gear transmission, two the driven awl tooth is the symmetry setting with the horizontal plane that differential bevel gear's axis is located as the axle.
Further, the surface of the eccentric hammer body is respectively provided with a material guiding conical surface and a crushing conical surface from top to bottom, the eccentric hammer body is of a roller-shaped structure, the axis of the eccentric hammer body is parallel to the axis of the outer rotary sleeve, and the axis of the eccentric hammer body and the axis of the outer rotary sleeve are not in the same straight line.
The beneficial effect of adopting above-mentioned further scheme is, during the use, when the motor output rotational speed, the eccentric hammer body takes place reciprocating vibration from top to bottom in setting for the stroke on the one hand, and on the other hand takes place gyration motion again, and because the eccentric setting of eccentric hammer body, can be through the reciprocal extrusion intensity that changes highway building stones of eccentric hammer body of eccentric gyration motion, reaches the gradually-pressing formula crushing effect to highway building stones in succession.
Further, circulation screening part is including being fixed in the frame inner wall and carrying the feed cylinder that the jar parallel arrangement is revolved outward respectively, carry the fixed intercommunication in bottom of feed cylinder have the guide pipe, the one end and the outer jar rotation intercommunication of guide pipe feed inlet, carry the top fixed mounting of feed cylinder have the feed back pipe, the fixed surface that shakes the platform installs the frame that shakes, the week side of frame and carry feed cylinder sliding connection shakes, the week side of frame and the position cover that corresponds to carry feed cylinder top are equipped with reset spring b, the inner wall of frame rotates respectively and is connected with sieve axle and guide axle, the week side and the transmission sleeve transmission of guide axle are connected and sliding fit, the week side of guide axle passes through chain b and is connected with sieve axle transmission, the week side fixed mounting of sieve axle has the spiral to carry the material sieve piece, the week side of spiral to carry the material sieve piece and rotate the laminating, the inside of carrying the material sieve piece of spiral is offered a plurality of groups and is circumference array distribution and vertical setting's screening hole, the bottom fixed setting of carrying the frame has the discharge opening, the inside of carrying the feed cylinder is corresponding to carry the position and is equipped with the fixed position of feed cylinder and is unloaded.
The beneficial effect of adopting above-mentioned further scheme is, during operation, the building stones after the broken through outer jar enter carry the feed cylinder, and when the drive sleeve rotated, drive sieve axle rotated, thereby drive spiral carry the material sieve piece and upwards carry the material, when the qualified broken building stones of particle diameter got into the material region of carrying of spiral material sieve piece, directly discharge through the discharge opening through gravity and the screening effect of screening hole, the unqualified broken building stones of particle diameter then flows back to the inside of outer jar through the return pipe, carries out cyclic crushing operation, until the particle diameter of broken building stones is all qualified.
Further, a transmission guide groove with two ends open and connected with the guide shaft and the inner shaft in a sliding way is fixedly arranged in the transmission sleeve, and the cross sections of the guide shaft, the inner shaft and the transmission guide groove are regular polygons.
Further, spray the dust fall subassembly and include the liquid reserve tank that is fixed in the frame surface and be fixed in the cloth liquid ring of shaking the platform bottom surface respectively, the side fixed mounting of liquid reserve tank has the pump body, the inlet port and the liquid reserve tank of the pump body are fixed to be linked together, the outlet port of the pump body passes through hose and cloth liquid ring fixed intercommunication, the bottom surface fixed mounting of cloth liquid ring has a set of atomising head that is circumference array distribution, the axis of atomising head is 45 with the contained angle between the outer cover axis.
The beneficial effect of adopting above-mentioned further scheme is, when the motor output rotational speed, the pump body synchronous operation, sprays the dust fall operation to broken building stones when highway building stones are broken then to improve the feature of environmental protection of this device during operation.
Furthermore, the outer rotary tank is of a hollow cylindrical structure with two open ends, and the outer rotary tank and the eccentric hammer body are made of high manganese steel.
Drawings
FIG. 1 is a schematic view showing the overall structure of a stone crushing apparatus for highway construction used in the method for crushing stone for highway construction according to the present invention;
FIG. 2 is a schematic cross-sectional view of the frame and eccentric ram of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 2;
FIG. 5 is a schematic cross-sectional view of a spiral lifting screen and screen shaft of the present invention;
FIG. 6 is a schematic view of a partially enlarged structure of the present invention at C in FIG. 5;
FIG. 7 is a schematic view of the structure of the screen shaft and spiral lifting screen plate of the present invention;
FIG. 8 is a schematic view of the differential shaft and eccentric ram of the present invention;
Fig. 9 is a schematic flow structure diagram of the method for crushing stone for highway construction according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. The stone crushing device for highway construction comprises a frame, a vibration table, a 4-part outer rotary tank, a 5-part motor, a 6-part transmission sleeve, a 7-part guide rod, a 8-part vibration transmission toothed plate, a 9-part half gear, a 10-part return spring a, a 11-part driven gear ring, a 12-part coupling, a 13-part outer rotary sleeve, a 14-part differential shaft, a 15-part inner shaft, a 16-part eccentric hammer, a 17-part crushing cutter bar, a 18-part lifting cylinder, a 19-part guide pipe, a 20-part return pipe, a 21-part vibration frame, a 22-part sieve shaft, a 23-part guide shaft, a 24-part spiral lifting sieve plate, a 25-part sieving hole, a 26-part discharge valve, a 27-part return spring b, a 28-part storage tank, a 29-part liquid distribution ring.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
The present invention provides the following preferred embodiments
As shown in fig. 1 to 9, the method for crushing stone for highway construction comprises the following steps:
SS001, presetting, filling enough spray liquid into the stone breaker 1 for highway construction before operation, and setting the rotation speed and output power of a motor 5 in the stone breaker 1 for highway construction according to the specification of stone to be broken;
SS002, crushing operation, in which motor 5 outputs rotation speed with set power, after motor 5 outputs rotation speed, stone to be crushed is put into stone crusher 1 for highway construction with set flow rate and crushed, screened and dusted by stone crusher 1 for highway construction;
The stone crushing device 1 for highway construction comprises a frame 2, wherein a vibration transmission module is arranged on the surface of the frame 2, a vibration table 3, a crushing assembly and an outward rotating tank 4 with two open ends are respectively connected to ports of the vibration transmission module in a transmission way, and the outward rotating tank 4 is of a hollow tubular structure with two open ends;
The side of the frame 2 is respectively provided with a spraying dust fall component and a circulating screening component driven by a vibration transmission module.
The vibration transmission module comprises a motor 5 fixed on the surface of the frame 2, a transmission sleeve 6 and a gear shaft which are rotationally connected between the inner surfaces of the frame 2, a guide rod 7 fixed on the top surface of the vibration table 3 and a vibration transmission gear plate 8, wherein the output shaft end of the motor 5 is in transmission connection with the transmission sleeve 6, the circumferential side surface of the transmission sleeve 6 is fixedly provided with transmission bevel gears, the circumferential side surface of the gear shaft is respectively fixedly provided with driven bevel gears meshed with the transmission bevel gears and semi-defect gears 9 in transmission connection with the vibration transmission gear plate 8, the circumferential side surface of the guide rod 7 is in sliding connection with the frame 2, a reset spring a10 is sleeved at the position of the circumferential side surface of the guide rod 7 corresponding to the upper part of the frame 2, the inner wall of the transmission sleeve 6 is in transmission connection with the circulation screening component and the crushing component, and the circumferential side surface of the transmission sleeve 6 is in transmission connection with the external rotation tank 4 through a linkage piece.
An output shaft end of the motor 5 is fixedly provided with a driving bevel gear, and a peripheral side surface of the transmission sleeve 6 is fixedly provided with a driven bevel gear in transmission connection with the driving bevel gear;
Through the setting of half lack gear 9, reset spring a10 and vibration transmission pinion rack 8 to make motor 5 output rotational speed back vibration platform 3 can reciprocate the vibration from top to bottom in setting for the stroke, through the reciprocal vibration from top to bottom of vibration platform 3, thereby drive broken subassembly in the inside of outer jar 4 of spiraling with setting for the reciprocal vibration of frequency, through the realization of the reciprocal vibration effect of broken subassembly during operation, on the one hand can effectively improve the unloading efficiency of waiting broken highway building stones in the inside of outer jar 4, on the other hand can reciprocal change broken subassembly to the crushing strength of highway building stones.
The linkage piece respectively comprises a driven gear ring 11 fixed on the peripheral side surface of the external rotating tank 4 and a shaft coupling 12 rotationally connected between the inner surfaces of the machine frame 2, the peripheral side surface of the shaft coupling 12 is in transmission connection with the transmission sleeve 6 through a chain a, a transmission gear in transmission connection with the driven gear ring 11 is fixedly arranged at the bottom of the shaft coupling 12, the shaft coupling 12 and the external rotating tank 4 are both parallel to the axis of the transmission sleeve 6, and the axis of the transmission sleeve 6 and the axis of the external rotating tank 4 are in the same straight line.
When the transmission sleeve 6 is driven by the motor 5, the outer rotary tank 4 rotates, and through the realization of the rotation state during the crushing operation of the outer rotary tank 4, on one hand, the blocking rate between the outer rotary tank 4 and the eccentric hammer 16 during the crushing of highway stones can be effectively reduced, and on the other hand, the blanking rate of the highway stones can be effectively improved.
The crushing assembly comprises an outer rotary sleeve 13, a differential shaft 14 and an inner shaft 15, wherein the outer rotary sleeve 13 is rotatably connected between the inner surfaces of the vibrating table 3, the inner shaft 15 is rotatably connected to the inner wall of the outer rotary sleeve 13, the peripheral side surface of the inner shaft 15 is in transmission connection with the transmission sleeve 6 and is in sliding fit, and the surface of the outer rotary sleeve 13 is in transmission connection with the inner shaft 15 through the differential shaft 14;
The tops of the outer rotary sleeve 13 and the inner shaft 15 are fixedly provided with driven bevel gears, the peripheral side surface of the differential shaft 14 is fixedly provided with differential bevel gears, the bevel gear surfaces of the two driven bevel gears are in transmission connection with the differential bevel gears, and the two driven bevel gears are symmetrically arranged by taking the horizontal plane of the axis of the differential bevel gears as an axis;
The two passive bevel gears and the differential bevel gears are arranged, so that the rotation directions of the outer rotary sleeve 13 and the inner shaft 15 are opposite, and the rotation directions of the outer rotary sleeve 13 and the inner shaft 15 are opposite, so that the crushing cutter bar 17 at the positions of the outer rotary sleeve 13 and the inner shaft 15 can perform bidirectional strong shearing crushing on highway stones, and the crushing strength and the crushing effect of the stones are improved;
An eccentric hammer body 16 is fixedly arranged on the peripheral side surface of the outer rotary sleeve 13, a crushing circular seam is fixedly arranged between the eccentric hammer body 16 and the opposite surface of the outer rotary tank 4, and the outer rotary tank 4 and the eccentric hammer body 16 are made of high manganese steel;
The peripheral sides of the outer rotary sleeve 13 and the inner shaft 15 and the positions corresponding to the lower part of the eccentric hammer body 16 are fixedly provided with a plurality of groups of crushing cutter bars 17 distributed in a circumferential array.
The surface of the eccentric hammer 16 is respectively provided with a material guiding conical surface and a crushing conical surface from top to bottom, the eccentric hammer 16 is of a roller-shaped structure, the axis of the eccentric hammer 16 is parallel to the axis of the outer rotary sleeve 13, and the axis of the eccentric hammer 16 and the axis of the outer rotary sleeve 13 are not on the same straight line.
When the rotary speed is output by the motor 5, the eccentric hammer 16 vibrates up and down in a set stroke, and rotates in a set stroke, and the extrusion strength of the eccentric hammer 16 to highway stones can be changed in a reciprocating mode due to the eccentric arrangement of the eccentric hammer 16, so that the gradual compression type crushing effect to the highway stones is achieved.
The circulation screening part respectively comprises a lifting cylinder 18 fixed on the inner wall of the frame 2 and arranged in parallel with the outer rotary tank 4, a material guiding pipe 19 is fixedly communicated with the bottom of the lifting cylinder 18, one end of a material inlet of the material guiding pipe 19 is rotationally communicated with the outer rotary tank 4, a material returning pipe 20 is fixedly arranged at the top of the lifting cylinder 18, a vibration frame 21 is fixedly arranged on the surface of the vibration table 3, a plurality of groups of screening holes 25 which are distributed in an array manner and are vertically arranged are sleeved at the position above the vibration frame 21 and correspond to the lifting cylinder 18, a screen shaft 22 and a guide shaft 23 are respectively rotationally connected on the inner wall of the vibration frame 21, the circumferential side of the guide shaft 23 is in transmission connection with the transmission sleeve 6 and in sliding fit, the circumferential side of the guide shaft 23 is in transmission connection with the screen shaft 22 through a chain b, spiral lifting screen pieces 24 are fixedly arranged on the circumferential side of the screen shaft 22, a plurality of groups of screening holes 25 which are distributed in a circumferential array manner and are vertically arranged are formed in the inside the spiral lifting screen pieces 24, a material discharging port 18 is fixedly arranged at the bottom end of the lifting cylinder 18, and a material discharging valve 26 is fixedly arranged at the position corresponding to the position of the lifting cylinder 19.
During operation, stone materials crushed by the outer rotary tank 4 enter the material lifting cylinder 18, when the transmission sleeve 6 rotates, the sieve shaft 22 is driven to rotate, the sieve shaft 22 rotates, the spiral material lifting sieve plate 24 is driven to lift materials upwards, when the crushed stone materials with qualified particle sizes enter the material lifting area of the spiral material lifting sieve plate 24, the crushed stone materials are directly discharged through the discharge opening under the screening action of gravity and the screening holes 25, and the crushed stone materials with unqualified particle sizes flow back to the inner part of the outer rotary tank 4 through the material return pipe 20, and circulate crushing operation is carried out until the particle sizes of the crushed stone materials are all qualified.
The inside of the transmission sleeve 6 is fixedly provided with a transmission guide groove with two open ends and in sliding connection with the guide shaft 23 and the inner shaft 15, and the cross sections of the guide shaft 23, the inner shaft 15 and the transmission guide groove are regular polygons.
The spraying dust fall assembly comprises a liquid storage tank 28 fixed on the surface of the frame 2 and a liquid distribution ring 29 fixed on the bottom surface of the vibration table 3, a pump body is fixedly arranged on the side surface of the liquid storage tank 28, a liquid inlet port of the pump body is fixedly communicated with the liquid storage tank 28, a liquid outlet port of the pump body is fixedly communicated with the liquid distribution ring 29 through a hose, a group of spray heads distributed in a circumferential array are fixedly arranged on the bottom surface of the liquid distribution ring 29, and an included angle between the axis of the spray heads and the axis of the outer rotary sleeve 13 is 45 degrees.
When the motor 5 outputs the rotating speed, the pump body synchronously works, and then spraying dust fall operation is carried out on broken stones when the highway stones are broken, so that the environment friendliness of the device during working is improved.
The specific using method comprises the following steps:
in conclusion, the beneficial effects of the invention are embodied in
When the rotary speed of the motor is output, the eccentric hammer body reciprocates up and down in a set stroke, and the eccentric hammer body rotates in a rotary mode, so that the extrusion strength of the eccentric hammer body to highway stones can be changed in a reciprocating mode through the eccentric arrangement of the eccentric hammer body, the gradually-pressing type crushing effect of the eccentric hammer body to the highway stones is achieved, the vibrating table can vibrate up and down in the set stroke after the motor outputs the rotary speed through the arrangement of the semi-missing gear, the reset spring a and the vibrating toothed plate, the crushing assembly is driven to vibrate up and down in a reciprocating mode through the vibrating table, the crushing assembly is driven to vibrate up and down in the outer rotary tank in a reciprocating mode at set frequency, the blanking efficiency of the highway stones to be crushed in the outer rotary tank can be effectively improved through the implementation of the reciprocating vibration effect of the crushing assembly during operation, and the crushing strength of the crushing assembly to the highway stones can be changed in a reciprocating mode.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The highway construction stone crushing method is characterized by comprising the following steps of:
SS001, presetting, filling enough spray liquid into the stone crushing device (1) for highway construction before operation, and setting the rotating speed and output power of a motor (5) in the stone crushing device (1) for highway construction according to the specification of stone to be crushed;
SS002, crushing operation, in which the motor (5) outputs rotation speed with set power, after the motor (5) outputs rotation speed, stone to be crushed is put into the stone crushing device (1) for highway construction with set flow and crushed, screened and dusted by the stone crushing device (1) for highway construction;
The stone crushing device (1) for highway construction comprises a frame (2), wherein a vibration transmission module is arranged on the surface of the frame (2), and a vibration table (3), a crushing assembly and an outward rotating tank (4) with two open ends are respectively connected to ports of the vibration transmission module in a transmission manner;
The device comprises a frame (2), a vibration transmission module, a dust fall spraying assembly, a circulating screening component, a motor (5), a transmission sleeve (6), a gear shaft, a guide rod (7) and a vibration transmission toothed plate (8), wherein the dust fall spraying assembly and the circulating screening component are arranged on the side face of the frame (2), and the circulating screening component is driven by the vibration transmission module;
The output shaft end of the motor (5) is in transmission connection with a transmission sleeve (6), a transmission bevel gear is fixedly arranged on the peripheral side surface of the transmission sleeve (6), a driven bevel gear meshed with the transmission bevel gear and a half-missing gear (9) in transmission connection with a vibration transmission toothed plate (8) are respectively and fixedly arranged on the peripheral side surface of the toothed shaft, the peripheral side surface of the guide rod (7) is in sliding connection with the frame (2), a return spring a (10) is sleeved at the position, corresponding to the upper part of the frame (2), of the peripheral side surface of the guide rod (7), the inner wall of the transmission sleeve (6) is respectively in transmission connection with a circulation screening part and a crushing assembly, the peripheral side surface of the transmission sleeve (6) is in transmission connection with an external rotary tank (4) through a linkage piece, the linkage piece respectively comprises a driven gear ring (11) fixed on the peripheral side surface of the external rotary tank (4) and a driven gear ring (12) in transmission connection with the inner surface of the frame (2), the peripheral side surface of the shaft coupling (12) is in transmission connection with the transmission sleeve (6) through a chain a, the bottom of the shaft coupling (12) is fixedly provided with a return spring a (10) at the bottom of the guide rod (2) and the driven gear ring (11) and the external rotary shaft (4) in parallel to the transmission sleeve (4), the axis of the transmission sleeve (6) is on the same straight line with the axis of the external rotary tank (4), the crushing assembly comprises an external rotary sleeve (13) which is rotatably connected between the inner surfaces of the vibrating table (3), The device comprises a differential shaft (14) and an inner shaft (15) which is rotationally connected to the inner wall of an outer rotary sleeve (13), wherein the peripheral side surface of the inner shaft (15) is in transmission connection with a transmission sleeve (6) and in sliding fit, the surface of the outer rotary sleeve (13) is in transmission connection with the inner shaft (15) through the differential shaft (14), an eccentric hammer body (16) is fixedly arranged on the peripheral side surface of the outer rotary sleeve (13), a crushing circular seam is fixedly arranged between the opposite surfaces of the eccentric hammer body (16) and an outer rotary drum (4), a plurality of groups of crushing cutter bars (17) which are distributed in a circumferential array are fixedly arranged at the positions of the peripheral side surface of the outer rotary sleeve (13) and the lower part of the inner shaft (15) and correspond to the eccentric hammer body (16), driven teeth are fixedly arranged at the top of the outer rotary sleeve (13) and the inner shaft (15), differential conical teeth are fixedly arranged on the peripheral side surface of the differential shaft (14), the two driven conical teeth are in conical transmission connection with the differential conical teeth, the two driven conical teeth are symmetrically arranged on the axial surfaces of the differential conical teeth, the axial line of the differential conical teeth is used as a horizontal plane, the axial lifting drum (18) is fixedly arranged on the inner wall (18), the top of the rotary drum (4) and is fixedly connected with the top of the lifting drum (18), one end of the rotary drum (18) and the rotary drum is fixedly connected with the top of the rotary drum, the surface fixed mounting of platform (3) shakes has frame (21) shakes, the week side of frame (21) shakes and carries feed cylinder (18) sliding connection, the week side of frame (21) shakes and corresponds the position cover that carries feed cylinder (18) top and be equipped with reset spring b (27), the inner wall of frame (21) shakes is rotated respectively and is connected with sieve axle (22) and guide axle (23), the week side of guide axle (23) is connected with drive sleeve (6) transmission and sliding fit, the week side of guide axle (23) is connected with sieve axle (22) transmission through chain b, the week side fixed mounting of sieve axle (22) has spiral material lifting sieve piece (24), the week side of spiral material lifting sieve piece (24) is rotated with and is laminated with carrying feed cylinder (18).
2. The highway construction stone crushing method according to claim 1, wherein the surface of the eccentric hammer body (16) is respectively provided with a material guiding conical surface and a crushing conical surface from top to bottom, and the eccentric hammer body (16) is in a roll-shaped structure.
3. A road construction stone crushing method according to claim 2, characterized in that the axis of the eccentric ram (16) is parallel to the axis of the outer jacket (13), the axis of the eccentric ram (16) being non-collinear with the axis of the outer jacket (13).
4. The highway construction stone crushing method according to claim 1, wherein a plurality of groups of screening holes (25) which are distributed in a circumferential array and are vertically arranged are formed in the spiral material lifting sieve sheet (24), a discharge opening is fixedly formed in the bottom end of the material lifting cylinder (18), and a discharge valve (26) is fixedly arranged in the material lifting cylinder (18) and corresponds to the position below the material guiding pipe (19).
5. The highway construction stone crushing method according to claim 4, wherein a transmission guide groove which is opened at two ends and is in sliding connection with the guide shaft (23) and the inner shaft (15) is fixedly arranged in the transmission sleeve (6), and cross sections of the guide shaft (23), the inner shaft (15) and the transmission guide groove are regular polygons.
6. The highway construction stone crushing method according to claim 1, wherein the spraying dust settling component comprises a liquid storage tank (28) fixed on the surface of the frame (2) and a liquid distribution ring (29) fixed on the bottom surface of the vibration table (3), a pump body is fixedly arranged on the side surface of the liquid storage tank (28), a liquid inlet port of the pump body is fixedly communicated with the liquid storage tank (28), a liquid outlet port of the pump body is fixedly communicated with the liquid distribution ring (29) through a hose, a group of spray heads distributed in a circumferential array are fixedly arranged on the bottom surface of the liquid distribution ring (29), and an included angle between the axis of the spray heads and the axis of the outer rotary sleeve (13) is 45 degrees.
7. The highway construction stone crushing method according to claim 1, wherein the outer rotary pot (4) is of a hollow cylindrical structure with two open ends, and the outer rotary pot (4) and the eccentric hammer body (16) are made of high manganese steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410115321.XA CN118122416B (en) | 2024-01-29 | 2024-01-29 | Stone Crushing Methods for Highway Construction |
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| CN202410115321.XA CN118122416B (en) | 2024-01-29 | 2024-01-29 | Stone Crushing Methods for Highway Construction |
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| CN105032594A (en) * | 2015-09-19 | 2015-11-11 | 韶关核力重工机械有限公司 | Intelligent control system for stone-crushing and sand-making machine |
| CN209968601U (en) * | 2019-03-29 | 2020-01-21 | 北京宏鹭升环保科技有限公司 | A hierarchical shredding device for building rubbish |
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| CN114570461A (en) * | 2022-02-12 | 2022-06-03 | 新沂市紫金硅业有限公司 | Smash thorough high-purity quartz sand reducing mechanism |
| CN115364942B (en) * | 2022-08-10 | 2023-11-10 | 中安鑫达京辉集团有限公司 | Stone crushing device and method for highway construction |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032594A (en) * | 2015-09-19 | 2015-11-11 | 韶关核力重工机械有限公司 | Intelligent control system for stone-crushing and sand-making machine |
| CN209968601U (en) * | 2019-03-29 | 2020-01-21 | 北京宏鹭升环保科技有限公司 | A hierarchical shredding device for building rubbish |
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Effective date of registration: 20250410 Address after: 071800 No. 036, Zone 1, Xihouliu Village, Xiongzhou Town, Xiongxian County, Xiong'an New District, Baoding City, Hebei Province (self declared) Patentee after: Hebei Ranrun Construction Engineering Co.,Ltd. Country or region after: China Address before: Comprehensive Processing Base of Chongqing Construction Third Construction Co., Ltd., No. 9 Xianghe Road, Yubei District, Chongqing, 401120 Patentee before: Tang Chunyong Country or region before: China |