CN108560363B

CN108560363B - Stone breaker is used in road construction

Info

Publication number: CN108560363B
Application number: CN201810242201.0A
Authority: CN
Inventors: 谢跃连
Original assignee: Guangxi Kerui Mechanical Equipment Co Ltd
Current assignee: Guangxi Kerui Mechanical Equipment Co ltd; Nanning Zhongchuang Space Technology Co ltd
Priority date: 2018-03-22
Filing date: 2018-03-22
Publication date: 2020-06-16
Anticipated expiration: 2038-03-22
Also published as: CN108560363A

Abstract

The invention discloses a stone crushing device for road construction, which structurally comprises a driving motor, a rotating shaft, a driving belt covering plate, a reinforcing plate, a crushing box, a base plate, a supporting column, a linkage rotating rod and a damping force unloading device, wherein the driving motor is horizontally fixed at the right end of the upper surface of the base plate, the rotating shaft is mechanically connected to the left side of the driving motor, the axis of the rotating shaft is collinear, the rotating shaft is in transmission connection with the linkage rotating rod on the left side of the crushing box through the driving belt, and the right end of the driving belt covering plate is embedded with the top of the rotating shaft.

Description

Stone breaker is used in road construction

Technical Field

The invention discloses a stone crushing device for road construction, and belongs to the field of stone crushing devices.

Background

The common stone crushers mainly comprise jaw crushers, mobile crushing stations, impact crushers, combined crushers, single-section hammer crushers, vertical crushers, gyratory crushers, cone crushers, roller crushers, double-roller crushers, ball mills, Raymond mills, sand making machines, sand washers, high-pressure suspension roller mills and the like, are suitable for crushing and shaping soft or medium-hard and extremely-hard materials, are widely applied to various ores, cement, refractory materials, bauxite chamotte, carborundum, glass raw materials, machine-made building sand, stones and various metallurgical slags, and have higher yield efficacy particularly on high-hard, ultra-hard and abrasion-resistant materials such as silicon carbide, carborundum, sintered bauxite, American sand and the like than other types of crushers.

But direct contact between the grinder of prior art equipment and the crushing box, the vibrations of box can directly pass to on the grinder, carry out wearing and tearing vibrations to the grinder, grind the grinder slowly and thin, make broken effect variation, the crushing efficiency of stone can descend gradually.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a stone crushing device for road construction, which aims to solve the problems that in the prior art, a crusher and a crushing box body are in direct contact, the vibration of the box body can be directly transmitted to the crusher, the crusher is subjected to abrasion vibration, the crusher is slowly ground to be thin, the crushing effect is poor, and the crushing efficiency of stones can be gradually reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: a stone crushing device for road construction structurally comprises a driving motor, a rotating shaft, a transmission belt covering plate, reinforcing plates, a crushing box, a base plate, supporting columns, a linkage rotating rod and a damping force unloading device, wherein the driving motor is horizontally fixed at the right end of the upper surface of the base plate, the rotating shaft is mechanically connected to the left side of the driving motor and is collinear in the axis center, the rotating shaft is in transmission connection with the linkage rotating rod on the left side of the crushing box through a transmission belt, the right end of the transmission belt covering plate is embedded with the top of the rotating shaft, the left end of the transmission belt covering plate is connected with a rear nail on the right side of the crushing box, the reinforcing plates are fixed to the left side of the crushing box through rivets, the base plate is fixed below the crushing box through screws, the supporting columns are provided with four parts which are respectively welded on the four parts below the base plate in an electric welding mode and are, the linkage rotating rod is arranged on the surface of the shock absorption force unloading device and is mechanically connected with the inside of the crushing box, the shock absorption force unloading device is provided with a connecting plate pushing device, a pressure rod self-rotating mechanism, a gear stirring device, a fluted disc transmission structure, a cross rotating structure, a flywheel rotating unit, a rack pushing device, a spring force unloading mechanism and a rubber shell, the left end of the connecting plate pushing device is inserted and embedded at the left end of the rubber shell, the right end of the connecting plate pushing device vertically penetrates through the inside of the rubber shell, the pressure rod self-rotating mechanism is mechanically connected below the middle section of the connecting plate pushing device, the gear stirring device is in transmission connection below the left end of the pressure rod self-rotating mechanism, the fluted disc transmission structure is arranged at the lower left corner inside the rubber shell and is movably connected with the gear stirring device, the cross rotating structure is arranged at the bottom inside the rubber shell and is movably connected with the fluted, the flywheel rotating unit is mechanically connected to the right end of the top of the cross rotating structure, the right end of the rack pushing device is in transmission connection with the left end of the bottom of the flywheel rotating unit, the upper end of the bottom of the spring force unloading mechanism is meshed with the bottom of the spring force unloading mechanism, the right end of the spring force unloading mechanism is tightly attached to the right end of the inside of the rubber shell, and the rubber shell is arranged between the crushing box and the linkage rotating rod.

Furthermore, the link plate pushing device is composed of a first spring rod, a three-ruler link plate, a second spring rod, a large connecting ball, a small connecting ball, a first push rod, a movable ball, a second push rod and an elastic rod, the three-ruler link plate is inserted and embedded at the left end of the rubber shell and movably connected, the left end of the first spring rod is electrically welded at the right side of the first spring rod and mutually perpendicular, the large connecting ball is hinged at the right side of the first spring rod and is positioned on the same horizontal plane, the second spring rod is provided with two spring rods, the left ends of the two spring rods are respectively welded at the right side of the three-ruler link plate, the right end of the second spring rod is hinged with the large connecting ball, the included angle between the first spring rod and the second spring rod is forty-five degrees, the small connecting ball is mechanically connected inside the large connecting ball, the second push rod is movably connected at the lower right corner of the small connecting ball, and the movable ball is hinged below the second push rod, the first push rod is vertically fixed below the movable ball, and the elastic rods are electrically welded on the right side of the large connecting ball and are in the same straight line.

Furthermore, the depression bar spin mechanism comprises slide bar, promotion piece, sealed spacing room, connection nail button, first handle, encircles ball, second handle of pushing away, the slide bar vertical fixation is in the below of first push rod and adopts welded connection, the slide bar inserts perpendicularly and inlays in the top of sealed spacing room, promote the piece nail and connect in the below of slide bar and with the inside sliding connection of sealed spacing room, the connection nail button runs through perpendicularly and promotes piece and first handle nail connection of pushing away, first handle swing joint pushes away the below of piece in the below of promotion piece, the second pushes away the handle and articulates in the lower left corner of first handle of pushing away, encircle the ball and fix in the bottom of second handle of pushing away and adopt the articulated.

Further, gear stirring device comprises first transmission band, first driving wheel, first spur gear, second driving wheel, first spur gear is installed in the left side of sealed spacing room and is located the below of lower extreme second spring beam, first driving wheel transmission is connected on the surface of first spur gear and axle center collineation, first driving wheel is connected with the transmission of encircleing the ball through first transmission band, the second spur gear is installed in the below of first spur gear and intermeshing, second driving wheel mechanical connection is on the surface of second spur gear and axle center collineation.

Further, fluted disc drive structure comprises second transmission band, axle wheel, planet ball, wave handle, external fixed wheel, locking button, sliding stand, cylindricality rack, fan-shaped fluted disc, tension spring, external fixed wheel is installed in the lower right corner of second straight-teeth gear, axle wheel swing joint is at the center on external fixed wheel surface and axle center collineation, axle wheel passes through the second transmission band and is connected with second driving wheel transmission, planet ball is located the right side of axle wheel and articulates with the surface of external fixed wheel, wave handle encircles the surface at the planet ball and installs the upper surface at external fixed wheel, locking button threaded connection is in the bottom of wave handle, fan-shaped fluted disc electric welding is in the below of locking button, cylindricality rack meshing is in the below of fan-shaped fluted disc and sliding connection is in the top of sliding stand, the sliding stand electric welding is at the left end of the inside bottom of rubber housing, the right end of the tension spring is fixed with the left end of the cylindrical rack through a screw, and the left end of the tension spring is connected with the bottom nail at the left end inside the rubber shell.

Furthermore, the cross frame rotating structure comprises a positioning seat, a cross rotating frame, an attaching column, an attaching disc, a central shaft, a transmission belt, a fixed disc, a central disc, a rotating disc, a reciprocating push plate, a sliding block and a sliding frame, wherein the positioning seat is electrically welded on the right side of the sliding table and fixed at the center of the bottom in the rubber shell, the attaching column is vertically fixed above the positioning seat, the central shaft is movably connected with the middle section of the attaching column, the attaching disc is arranged on the lower surface of the central shaft, the axes of the attaching disc are collinear, the center of the cross rotating frame is embedded on the central shaft, the bottom of the cross rotating frame is movably connected with a cylindrical rack, the central shaft is in transmission connection with the fixed disc through the transmission belt, the central disc is hinged at the center in the fixed disc and the axes of the fixed disc, the rotating disc is, the left end of the reciprocating push plate is electrically welded to the right side of the rotating disc, the right end of the reciprocating push plate is inserted into the sliding block, and the sliding frame is welded to the right end of the reciprocating push plate and is located on the same horizontal plane.

Furthermore, the flywheel rotating unit consists of a connecting block, a fixing ring, a sleeve rod, a rotating rod, a turning block, a rotating sheet, a linkage shaft, a bevel gear set, a hinge shaft, a flywheel and a T-shaped positioning seat, wherein the connecting block is welded on the right side of the sliding frame, the fixing ring is connected on the right side of the connecting block in an adhesive manner, the left end of the sleeve rod is vertically fixed at the meshing position of the connecting block and the fixing ring, the right end of the sleeve rod is connected with the left end of the turning block in a nailing manner, the turning block is connected on the outer surface of the rotating rod in a surrounding manner and is movably connected, the rotating sheet is electrically welded at the bottom of the rotating rod, the gear set is electrically welded at the bottom of the rotating sheet, the linkage shaft is provided with two pieces and is tightly attached to the left end and the right end of the gear set, the hinge shaft vertically penetrates through the left, the top of the T-shaped positioning seat is hinged with the bottom of the flywheel.

Further, the rack propulsion device comprises a first bevel gear, a linkage rod, a second bevel gear, a horizontal bevel gear, a first inner driving wheel, a power belt, a second inner driving wheel, a reset spring, an outer gear, an arc-shaped rack and a support plate, wherein the first bevel gear is meshed with the left side of the flywheel, the linkage rod is in threaded connection with the left side of the first bevel gear and is perpendicular to the first bevel gear, the second bevel gear is welded on the left side of the linkage rod and is symmetrical to the first bevel gear, the horizontal bevel gear is meshed with the lower surface of the second bevel gear, the first inner driving wheel is mechanically connected inside the horizontal bevel gear, the first inner driving wheel is in transmission connection with the second inner driving wheel through the power belt, the outer gear is mechanically connected with the outer surface of the first inner driving wheel, the arc-shaped rack is meshed with the lower part of the outer gear, the support plate is tightly attached to the lower part of, and the reset spring is fixed on the left side of the arc-shaped rack through a rivet.

Further, the spring force-releasing mechanism is composed of a first semicircular plate, a transmission handle, a second semicircular plate, a pin shaft, an L-shaped fixing frame and a spring frame, wherein the first semicircular plate is arranged on the right side of the outer gear and meshed above the arc-shaped rack, the bottom of the transmission handle is movably connected with the bottom of the first semicircular plate, the top of the transmission handle is connected with a bottom nail of the T-shaped positioning seat, the second semicircular plate is arranged on the right side of the first semicircular plate and meshed with the first semicircular plate, the pin shaft is hinged to the right side of the second semicircular plate, the top of the L-shaped fixing frame is welded with the right end of the pin shaft, the bottom of the L-shaped fixing frame is electrically welded at the lower right corner inside the rubber shell, and the spring frame is arranged on the right side of the second semicircular plate and tightly attached to the.

Advantageous effects

The invention relates to a stone crushing device for road construction, when stones are required to be crushed, a driving motor is started firstly, a rotating shaft of the driving motor drives a rotating shaft to rotate, the rotating shaft drives a linkage rotating rod at the left end to rotate through a driving belt, then the stones to be crushed are thrown into an outlet above a crushing box, the linkage rotating rod crushes the stones, when the crushing box crushes the stones, huge vibration force is generated to diffuse towards two sides, pressure is applied to a three-ruler connecting plate, the three-ruler connecting plate is pushed towards the right, a first spring rod and a second spring rod are simultaneously extruded, a small connecting ball is pushed out, a second push rod drives a movable ball and a first push rod to move downwards, the slide rod is pushed downwards to press a pushing block, the pushing block moves in a sealed limiting chamber, the first push handle and the second push handle are driven to do circular motion around the stone, the surrounding stone is pulled to rotate, the surrounding stone drives a first driving wheel through a first transmission belt, the first straight gear coaxial with the first straight gear starts to rotate, the second straight gear is meshed with the second straight gear to start to rotate, the second driving wheel is driven to act, the second driving wheel drives the axle center wheel to link through the second transmission belt, the whole external fixed wheel is pulled to rotate, the planetary ball on the external fixed wheel also rotates, the track of the planetary ball in the shaking handle starts to act, the shaking handle swings, the shaking handle pushes out the cylindrical rack, the cylindrical rack slides on the sliding table, the tension spring plays a role in resetting, the cylindrical rack can impact the cross rotating frame in the process of sliding to the right, the cross rotating frame rotates around the central shaft, the central shaft drives the central shaft to rotate through the transmission belt, the rotating disc makes planetary motion around the central disc, the reverse push plate is pushed out when the cylindrical rack slides to the right end of the fixed disc, and the slide block and the sliding frame are pushed out by the reverse push plate, the sliding frame can knock out the connecting block, the connecting block drives the turning block to rotate around the rotating rod when the loop bar is pushed rightwards, the rotating rod also rotates to drive the rotating sheet and the bevel gear group at the bottom of the connecting block, then the linkage shafts welded at the left end and the right end of the connecting block simultaneously rotate to drive the flywheel, the first bevel gear meshed at the left end of the flywheel rotates, the first bevel gear drives the second bevel gear to rotate through the linkage rod, the horizontal bevel gear is linked to drive the first inner driving wheel at the center to rotate, the first inner driving wheel drives the second inner driving wheel to rotate through the power belt, the coaxial outer gear also rotates to push out the arc-shaped rack, the reset spring plays a reset role, when the arc-shaped rack is pushed out, the first half circular plate is driven to deflect rightwards to rotate around the bottom of the transmission handle, the first half circular plate is meshed with the second half circular plate after rotating to the rightmost side, make the second semicircle board do clockwise motion, release the spring bracket, the spring bracket can weaken this kind of vibrations power, makes the holistic vibrations of equipment reduce, reduces the friction of linkage bull stick, broken case.

According to the stone crushing device for road construction, the shock absorption and force unloading device is arranged, so that friction between the box body and the crusher can be reduced, loss of the crusher is reduced, vibration of the whole device can be reduced, stone crushing efficiency is stable, noise can be reduced properly after vibration of the device is reduced, and the whole practicability is enhanced.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a stone crushing device for road construction according to the present invention.

FIG. 2 is a schematic structural diagram of the shock absorbing and force unloading device of the present invention.

Fig. 3 is a detailed structural schematic diagram of the shock absorbing and force unloading device of the invention.

FIG. 4 is a schematic structural diagram of the shock absorbing and force unloading device of the present invention in an operating state.

In the figure: the device comprises a driving motor 1, a rotating shaft 2, a transmission belt cover plate 3, a reinforcing plate 4, a crushing box 5, a base plate 6, a supporting column 7, a linkage rotating rod 8, a shock absorption and force unloading device 9, a connecting plate pushing device 91, a compression rod spinning mechanism 92, a gear stirring device 93, a fluted disc transmission structure 94, a cross frame rotating structure 95, a flywheel rotating unit 96, a rack pushing device 97, a spring force unloading mechanism 98, a rubber shell 99, a first spring rod 911, a three-ruler connecting plate 912, a second spring rod 913, a large connecting ball 914, a small connecting ball 915, a first push rod 916, a movable ball 917, a second push rod 918, an elastic rod 919, a sliding rod 921, a pushing block 922, a sealing and limiting chamber 923, a connecting nail button 924, a first push handle 925, a surrounding ball 926, a second push handle 927, a first transmission belt 931, a first driving wheel, a first straight gear 933, a second straight gear 934, a second straight gear 935, a second transmission belt 941, A hub wheel 942, a planet ball 943, a rocking handle 944, an outer fixed wheel 945, a locking button 946, a sliding table 947, a cylindrical rack 948, a sector-shaped toothed disc 949, a tension spring 9410, a positioning seat 951, a cross-shaped rotating frame 952, an attached column 953, an attached disc 954, a central shaft 955, a transmission belt 956, a fixed disc 957, a central disc 958, a rotating disc 959, a reciprocating push plate 9510, a slider 9511, a sliding frame 9512, a connecting block 961, a fixed ring 962, a sleeve lever 963, a rotating lever 964, a turnover block 965, a rotating sheet 966, a linkage shaft 967, a bevel gear set 968, a hinge shaft 969, a flywheel 9610, a T-shaped positioning seat 9611, a first bevel gear 971, a linkage rod 972, a second bevel gear 973, a horizontal bevel gear 974, a first inner driving wheel 975, a power belt 976, a second inner driving wheel 977, a return spring 978, an outer gear 979, an arc-shaped rack 9710, a supporting plate 9811, a first semi-circular plate 982, a second semi-circular plate 983, a spring holder 986.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 4, the present invention provides a stone crushing apparatus for road construction: the structure of the crushing device comprises a driving motor 1, a rotating shaft 2, a transmission belt covering plate 3, a reinforcing plate 4, a crushing box 5, a base plate 6, a supporting column 7, a linkage rotating rod 8 and a damping force unloading device 9, wherein the driving motor 1 is horizontally fixed at the right end of the upper surface of the base plate 6, the rotating shaft 2 is mechanically connected to the left side of the driving motor 1, the axis of the rotating shaft is collinear, the rotating shaft 2 is in transmission connection with the linkage rotating rod 8 at the left side of the crushing box 5 through a transmission belt, the right end of the transmission belt covering plate 3 is embedded with the top of the rotating shaft 2, the left end of the transmission belt 3 is connected with a rear nail at the right side of the covering plate 5, the reinforcing plate 4 is fixed at the left side of the crushing box 5 through a rivet, the base plate 6 is fixed below the crushing box 5 through a screw, the, the damping and force-unloading device 9 is provided with two parts and movably connected with the front end and the rear end of the crushing box 5, the linkage rotating rod 8 is arranged on the surface of the damping and force-unloading device 9 and is mechanically connected with the inside of the crushing box 5, the damping and force-unloading device 9 is provided with a connecting plate pushing device 91, a pressure rod spinning mechanism 92, a gear stirring device 93, a fluted disc transmission structure 94, a cross frame rotating structure 95, a flywheel rotating unit 96, a rack pushing device 97, a spring force-unloading mechanism 98 and a rubber shell 99, the left end of the connecting plate pushing device 91 is inserted and embedded at the left end of the rubber shell 99, the right end of the connecting plate pushing device 91 vertically penetrates through the inside of the rubber shell 99, the pressure rod spinning mechanism 92 is mechanically connected below the middle section of the connecting plate pushing device 91, the gear stirring device 93 is in transmission connection below the left end of the pressure rod spinning mechanism 92, the fluted disc transmission structure 94 is arranged at the left lower corner inside the rubber shell 99 and is, the cross rotating structure 95 is arranged at the bottom inside the rubber housing 99 and is movably connected with the fluted disc transmission structure 94, the flywheel rotating unit 96 is mechanically connected at the right end of the top of the cross rotating structure 95, the right end of the rack propulsion device 97 is in transmission connection with the left end of the bottom of the flywheel rotating unit 96, the upper end of the bottom of the spring force unloading mechanism 98 is meshed with the bottom of the spring force unloading mechanism 98, the right end of the spring force unloading mechanism 98 is tightly attached to the right end inside the rubber housing 99, the rubber housing 99 is arranged between the crushing box 5 and the linkage rotating rod 8, the connecting plate pushing device 91 is composed of a first spring rod 911, a three-ruler connecting plate 912, a second spring rod 913, a large connecting ball 914, a small connecting ball 915, a first push rod 916, a movable ball 917, a second push rod and an elastic rod 919, the three-ruler connecting plate 912 is inserted and embedded at the left end of the rubber housing 99 and is movably connected, the left end of the first spring rod 911 is electrically welded to the right side of the first spring rod 911 and is perpendicular to the right side of the first spring rod 911, the large connecting ball 914 is hinged to the right side of the first spring rod 911 and is located on the same horizontal plane, the second spring rod 913 is provided with two spring rods, the left ends of the two spring rods are respectively welded to the right side of the three-ruler connecting plate 912, the right end of the second spring rod 913 is hinged to the large connecting ball 914, the included angle between the first spring rod 911 and the second spring rod 913 is forty-five degrees, the small connecting ball 915 is mechanically connected to the inside of the large connecting ball 914, the second push rod 918 is movably connected to the lower right corner of the small connecting ball 915, the movable ball 917 is hinged to the lower part of the second push rod 918, the first push rod 916 is vertically fixed to the lower part of the movable ball 917, the elastic rod 919 is electrically welded to the right side of the large connecting ball 914 and is located on the same straight line, Sealed spacing room 923, connect the nail button 924, first push handle 925, encircle ball 926, second push handle 927 is constituteed, the slide bar 921 is fixed perpendicularly in the below of first push rod 916 and adopts welded connection, the slide bar 921 is inserted perpendicularly and is inlayed in the top of sealed spacing room 923, promote the piece 922 nail and connect in the below of slide bar 921 and with the inside sliding connection of sealed spacing room 923, connect the nail button 924 and run through perpendicularly and promote piece 922 and first push handle 925 nail connection, first push handle 925 swing joint is in the below of promoting the piece 922, second push handle 927 articulates in the lower left corner of first push handle 925, encircle the ball 926 and fix in the bottom of second push handle 927 and adopt articulated, gear stirring device 93 comprises first transmission band 931, first driving wheel 932, first straight-tooth wheel 933, second straight-tooth wheel 934, second straight-tooth wheel 935, first straight-tooth 933 is in the left side of sealed spacing room and is located the below of lower extreme second spring rod 923, the first driving wheel 932 is connected on the surface of a first straight gear 933 in a transmission manner and the axis is collinear, the first driving wheel 932 is connected with a surrounding ball 926 in a transmission manner through a first transmission belt 931, the second straight gear 934 is arranged below the first straight gear 933 and is meshed with the first straight gear 933, the second driving wheel 935 is mechanically connected on the surface of the second straight gear 934 and the axis is collinear, the fluted disc transmission structure 94 is composed of a second transmission belt 941, a hub wheel 942, a planet ball 943, a rocking handle 944, an external fixed wheel 945, a locking button 946, a sliding table 947, a cylindrical rack 948, a sector fluted disc 949 and a tension spring 9410, the external fixed wheel 945 is arranged at the lower right corner of the second straight gear 934, the hub wheel 942 is movably connected at the center of the surface of the external fixed wheel 945 and the axis is collinear, the hub wheel 942 is connected with the second driving wheel 935 in a transmission manner through the second transmission belt 941, the planet ball 943 is positioned on the right side of the hub wheel 942 and is hinged with the, the rocking handle 944 surrounds the outer surface of the planetary ball 943 and is installed on the upper surface of the outer fixed wheel 945, the locking button 946 is screwed on the bottom of the rocking handle 944, the sector-shaped toothed disc 949 is electrically welded under the locking button 946, the cylindrical rack 948 is engaged under the sector-shaped toothed disc 949 and is slidably connected above the sliding table 947, the sliding table 947 is electrically welded on the left end of the inner bottom of the rubber housing 99, the right end of the tension spring 9410 and the left end of the cylindrical rack 948 are fixed together by a screw, the left end of the tension spring 9410 is nailed to the bottom of the inner left end of the rubber housing 99, the spider rotating structure 95 is composed of a positioning seat 951, a spider 952, an attached column 953, an attached disc 954, a central shaft, a transmission belt 955, a fixed disc 957, a central disc 958, a rotating disc 959, a reciprocating push plate 9510, a slider 9511, and a sliding frame 9512, the positioning seat 951 is electrically welded on the right side of the sliding table 947 and fixed at the center of the bottom of the inner bottom, the attachment column 953 is vertically fixed above the positioning seat 951, the central shaft 955 is movably connected to the middle section of the attachment column 953, the attachment disc 954 is arranged on the lower surface of the central shaft 955 and the axes are collinear, the center of the cross-shaped rotating frame 952 is embedded on the central shaft 955, the bottom of the cross-shaped rotating frame 952 is movably connected with the cylindrical rack 948, the central shaft 955 is in transmission connection with the fixed disc 957 through a transmission belt 956, the central disc 958 is hinged at the center inside the fixed disc 957 and the axes are collinear, the rotating disc 959 is arranged on the outer surface of the central disc 958 and is movably connected with the fixed disc 957, the left end of the reciprocating push plate 9510 is welded on the right side of the rotating disc 959, the right end of the reciprocating push plate 9510 is inserted inside the sliding block 9511, the sliding frame 9512 is welded at the right end of the reciprocating push plate 9510 and is in the same horizontal plane, the flywheel rotating, A fixed ring 962, a sleeve rod 963, a rotating rod 964, a turnover block 965, a rotating plate 966, a linkage shaft 967, a bevel gear set 968, a hinge shaft 969, a flywheel 9610 and a T-shaped positioning seat 9611, wherein the connecting block 961 is welded on the right side of the sliding frame 9512, the fixed ring 962 is glued on the right side of the connecting block 961, the left end of the sleeve rod 963 is vertically fixed at the engagement position of the connecting block 961 and the fixed ring 962, the right end of the sleeve rod 963 is nailed with the left end of the turnover block 965, the turnover block 965 is connected around the outer surface of the rotating rod 964 and adopts a movable connection, the rotating plate 966 is electrically welded on the bottom of the rotating rod 964, the gear set 968 is electrically welded on the bottom of the rotating plate 966, the linkage shaft 967 is provided with two and clings to the left and right ends of the gear set 968, the hinge shaft 969 vertically penetrates through the left and right sides of the linkage shaft 967 and the bevel gear set 968, the linkage plate 9610, the top of the T-shaped positioning seat 9611 is hinged to the bottom of the flywheel 9610, the rack propulsion unit 97 is composed of a first bevel gear 971, a linkage rod 972, a second bevel gear 973, a horizontal bevel gear 974, a first inner wheel 975, a power belt 976, a second inner wheel 977, a return spring 978, an outer gear 979, an arc-shaped rack 9710 and a support plate 9711, the first bevel gear 971 is engaged with the left side of the flywheel 9610, the linkage rod 972 is screwed on the left side of the first bevel gear 971 and is perpendicular to each other, the second bevel gear 973 is welded on the left side of the linkage rod 972 and is symmetrical to the first bevel gear 971, the horizontal bevel gear 974 is engaged with the lower surface of the second bevel gear 973, the first inner wheel 975 is mechanically connected inside the horizontal bevel gear 974, the first inner wheel 975 is in transmission connection with the second inner wheel 977 through the power belt 976, the outer gear 979 is mechanically connected to the outer surface of the first inner wheel, the arc rack 9710 is engaged under the outer gear 979, the supporting plate 9711 is tightly attached under the arc rack 9710 and tightly attached to the right end of the inner bottom of the rubber housing 99, the return spring 978 is fixed to the left side of the arc rack 9710 by rivets, the spring force-releasing mechanism 98 is composed of a first semi-circular plate 981, a transmission handle 982, a second semi-circular plate 983, a pin 984, an L-shaped fixing frame 985 and a spring holder 986, the first semi-circular plate 981 is installed on the right side of the outer gear 979 and is engaged above the arc rack 9710, the bottom of the transmission handle 982 is movably connected with the bottom of the first semi-circular plate 981, the top of the transmission handle 982 is connected with the bottom of the T-shaped positioning seat 9611 by a nail, the second semi-circular plate 983 is installed on the right side of the first semi-circular plate 981 and is engaged with each other, the pin 984 is hinged to the right side of the second semi-circular plate 983, the top of the L-shaped, the bottom of the L-shaped fixing frame 985 is electrically welded at the lower right corner inside the rubber casing 99, and the spring frame 986 is arranged at the right side of the second semi-circular plate 983 and tightly attached to the right end inside the rubber casing 99.

The tension spring 9410 of the present invention is a coil spring that bears axial tension, and is generally made of a material with a circular cross section. When not under load, the tension spring is generally tight and free of gaps between the coils.

When stones are required to be crushed, the driving motor 1 is started firstly, the rotating shaft of the driving motor 1 drives the rotating shaft 2 to rotate, the rotating shaft 2 drives the linkage rotating rod 8 at the left end to rotate through a driving belt, then the stones required to be crushed are thrown into an outlet above the crushing box 5, the linkage rotating rod 8 crushes the stones, when the crushing box 5 crushes the stones, huge vibration force is generated to diffuse towards two sides, pressure is applied to the three-ruler connecting plate 912, the three-ruler connecting plate 912 is pushed towards the right, the first spring rod 911 and the second spring rod 913 are simultaneously squeezed, the small connecting ball 915 is pushed out, the second push rod 918 drives the movable ball 917 and the first push rod 916 to move downwards, the sliding rod 921 is pushed downwards, the sliding rod 921 presses the pushing block 922, the pushing block 922 moves in the sealed limiting chamber 923 to drive the first push handle 92925 and the second push handle 927 to move circularly around the ball 926 to drag the surrounding ball 926 to rotate around the surrounding ball 926, the surrounding ball 926 drives the first driving wheel 932 to rotate through the first transmission belt 931, the first straight gear 933 coaxial with the surrounding ball begins to rotate, the second straight gear 934 is meshed to rotate, the second driving wheel 935 is driven to move, the second driving wheel 935 drives the axle center wheel 942 through the second transmission belt 941 to link, the whole external fixed wheel 945 is driven to rotate, the planetary ball 943 on the external fixed wheel is also driven to rotate, the track of the planetary ball 943 in the shaking handle 944 starts to move, the shaking handle 944 swings, the shaking handle 944 pushes out the cylindrical rack 948, the cylindrical rack 948 slides on the sliding table 947, the tension spring 9410 plays a role of resetting, the cylindrical rack 948 impacts the cross rotating frame in the process of sliding to the right, the cross rotating frame 952 rotates around the central shaft 955 to drive the central shaft 955 to perform circular motion, the central shaft 955 drives the fixed disk 957 to rotate through the transmission belt 956, and the rotating disk 959 performs planetary motion around the central disk 958, when the rotating plate moves to the right end of the fixed disk 957, the reciprocating push plate 9510 is pushed out, the reciprocating push plate 9510 pushes out the sliding block 9511 and the sliding frame 9512, the sliding frame 9512 pushes out the connecting block 961, the connecting block 961 drives the turning block 965 to rotate around the rotating rod 964 by pushing the loop bar 963 to the right, the rotating rod 964 also rotates to drive the rotating sheet 966 and the bevel gear group 968 at the bottom, the linkage shaft 967 welded at the left end and the right end rotates simultaneously to drive the flywheel 9610, the first bevel gear 971 engaged at the left end of the flywheel 9610 rotates, the first bevel gear 971 drives the second bevel gear 973 to rotate through the linkage rod 972, the horizontal bevel gear 974 is linked to drive the first inner driving wheel 975 at the center to rotate through the horizontal bevel gear 974, the first inner driving wheel 975 drives the second inner driving wheel 977 to rotate through the power belt 976 to rotate the coaxial outer gear 979 and push out the arc-shaped rack 9710, the reset spring 978 plays a role in resetting, when the arc-shaped rack 9710 is pushed out, the first semi-circular plate 981 is driven to deflect rightwards, the first semi-circular plate 981 rotates around the bottom of the transmission handle 982, the first semi-circular plate 981 rotates to the rightmost side and then is meshed with the second semi-circular plate 983, the second semi-circular plate 983 moves clockwise, the spring frame 986 is pushed out, the spring frame 986 weakens the vibration force, the overall vibration of the equipment is reduced, the friction of the linkage rotating rod 8 and the crushing box 5 is reduced.

The invention solves the problem that the pulverizer and the pulverizing box body of the prior art are in direct contact, the vibration of the box body can be directly transmitted to the pulverizer to abrade and vibrate the pulverizer, the pulverizer is slowly ground to be thin, the pulverizing effect is poor, and the pulverizing efficiency of stones can be gradually reduced.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a stone crushing device for road construction, its structure includes driving motor (1), axis of rotation (2), drive belt overlay (3), reinforcing plate (4), broken case (5), base plate (6), support column (7), linkage bull stick (8), shock attenuation unload power device (9), its characterized in that:

the crushing box is characterized in that the driving motor (1) is horizontally fixed at the right end of the upper surface of the base plate (6), the rotating shaft (2) is mechanically connected to the left side of the driving motor (1) and the axis of the rotating shaft is collinear, the rotating shaft (2) is in transmission connection with a linkage rotating rod (8) on the left side of the crushing box (5) through a transmission belt, the right end of the transmission belt covering plate (3) is embedded with the top of the rotating shaft (2), the left end of the transmission belt covering plate (3) is in nail connection with the rear side of the right side of the crushing box (5), the reinforcing plate (4) is fixed on the left side of the crushing box (5) through rivets, the base plate (6) is fixed below the crushing box (5) through screws, four supporting columns (7) are respectively and are electrically welded on four sides below the base plate (6) and are perpendicular to each other, two damping and force unloading devices (9) are movably, the linkage rotating rod (8) is arranged on the surface of the damping and force-unloading device (9) and is mechanically connected with the interior of the crushing box (5);

the damping and force-unloading device (9) is provided with a connecting plate pushing device (91), a pressure rod spinning mechanism (92), a gear stirring device (93), a fluted disc transmission structure (94), a cross rotating structure (95), a flywheel rotating unit (96), a rack pushing device (97), a spring force-unloading mechanism (98) and a rubber shell (99);

the left end of the connecting plate pushing device (91) is inserted and embedded at the left end of the rubber shell (99), the right end of the connecting plate pushing device (91) vertically penetrates through the inside of the rubber shell (99), the pressing rod spinning mechanism (92) is mechanically connected below the middle section of the connecting plate pushing device (91), the gear stirring device (93) is in transmission connection with the lower side of the left end of the pressing rod spinning mechanism (92), the fluted disc transmission structure (94) is arranged at the lower left corner inside the rubber shell (99) and is movably connected with the gear stirring device (93), the cross rotating structure (95) is arranged at the bottom inside the rubber shell (99) and is movably connected with the fluted disc transmission structure (94), the flywheel rotating unit (96) is mechanically connected at the right end of the top of the cross rotating structure (95), the right end of the rack pushing device (97) is in transmission connection with the left end of the bottom of the flywheel rotating unit (96), the upper end of the bottom of the spring force unloading mechanism (98) is meshed with the bottom of the spring force unloading mechanism (98), the right end of the spring force unloading mechanism (98) is tightly attached to the right end inside a rubber shell (99), and the rubber shell (99) is arranged between the crushing box (5) and the linkage rotating rod (8);

the connecting plate pushing device (91) consists of a first spring rod (911), a three-ruler connecting plate (912), a second spring rod (913), a large connecting ball (914), a small connecting ball (915), a first push rod (916), a movable ball (917), a second push rod (918) and an elastic rod (919), wherein the three-ruler connecting plate (912) is inserted and embedded at the left end of the rubber shell (99) and movably connected, the left end of the first spring rod (911) is welded on the right side of the first spring rod (911) and mutually perpendicular, the large connecting ball (914) is hinged to the right side of the first spring rod (911) and is positioned on the same horizontal plane, the second spring rod (913) is provided with two connecting balls, the left ends of the two connecting balls are respectively welded on the right side of the three-ruler connecting plate (912), the right end of the second spring rod (913) is hinged to the large connecting ball (914), and the included angle between the first spring rod (911) and the second spring rod (911) is five degrees, the small connecting ball (915) is mechanically connected inside the large connecting ball (914), the second push rod (918) is movably connected to the lower right corner of the small connecting ball (915), the movable ball (917) is hinged below the second push rod (918), the first push rod (916) is vertically fixed below the movable ball (917), and the elastic rod (919) is electrically welded to the right side of the large connecting ball (914) and is positioned on the same straight line;

the pressure bar spinning mechanism (92) consists of a sliding rod (921), a pushing block (922), a sealing limit chamber (923), a connecting nail button (924), a first push handle (925), a surrounding ball (926) and a second push handle (927), the sliding rod (921) is vertically fixed below the first push rod (916) and is connected by welding, the sliding rod (921) is vertically inserted and embedded above the sealing limit chamber (923), the pushing block (922) is connected below the sliding rod (921) in a nailing manner and is connected with the inner part of the sealing limit chamber (923) in a sliding manner, the connecting nail button (924) vertically penetrates through the pushing block (922) to be connected with the first pushing handle (925) through a nail, the first push handle (925) is movably connected below the push block (922), the second push handle (927) is hinged at the lower left corner of the first push handle (925), the surrounding ball (926) is fixed at the bottom of the second push handle (927) and is hinged; the gear stirring device (93) consists of a first transmission belt (931), a first driving wheel (932), a first straight gear (933), a second straight gear (934) and a second driving wheel (935), wherein the first straight gear (933) is arranged on the left side of a sealed limit chamber (923) and is located below a lower end second spring rod (913), the first driving wheel (932) is in transmission connection with the surface of the first straight gear (933) and is collinear in the axis, the first driving wheel (932) is in transmission connection with a surrounding ball (926) through the first transmission belt (931), the second straight gear (934) is arranged below the first straight gear (933) and is meshed with each other, and the second driving wheel (935) is in mechanical connection with the surface of the second straight gear (934) and is collinear in the axis;

the fluted disc transmission structure (94) consists of a second transmission belt (941), a hub wheel (942), a planet ball (943), a shaking handle (944), an external fixed wheel (945), a locking button (946), a sliding table (947), a cylindrical rack (948), a fan-shaped fluted disc (949) and a tension spring (9410), the external fixed wheel (945) is arranged at the lower right corner of the second straight-tooth wheel (934), the hub wheel (942) is movably connected with the center of the surface of the external fixed wheel (945) and the axis collineation, the hub wheel (942) is in transmission connection with a second driving wheel (935) through the second transmission belt (941), the planet ball (943) is positioned at the right side of the hub wheel (942) and is hinged with the surface of the external fixed wheel (945), the shaking handle (944) is surrounded on the outer surface of the planet ball (943) and is arranged on the upper surface of the external fixed wheel (945, the locking button (946) is in threaded connection at the bottom of the shaking handle (944), the fan-shaped fluted disc (949) is electrically welded below the locking button (946), the cylindrical rack (948) is meshed below the fan-shaped fluted disc (949) and is slidably connected above the sliding table (947), the sliding table (947) is electrically welded at the left end of the inner bottom of the rubber shell (99), the right end of the tension spring (9410) and the left end of the cylindrical rack (948) are fixed together through screws, and the left end of the tension spring (9410) is connected with a bottom nail at the left end of the inner bottom of the rubber shell (99);

the cross rotating structure (95) consists of a positioning seat (951), a cross rotating frame (952), an attached column (953), an attached disc (954), a central shaft (955), a transmission belt (956), a fixed disc (957), a central disc (958), a rotating disc (959), a reciprocating push plate (9510), a sliding block (9511) and a sliding frame (9512), wherein the positioning seat (951) is electrically welded on the right side of the sliding table (947) and fixed at the center of the inner bottom of the rubber shell (99), the attached column (953) is vertically fixed above the positioning seat (951), the central shaft (955) is movably connected to the middle section of the attached column (953), the attached disc (954) is arranged on the lower surface of the central shaft (955) and is collinear with the axis, the central shaft (955) of the cross rotating frame (952) is embedded on the central shaft (955), and the bottom of the cross rotating frame (952) is movably connected with a cylindrical rack (948), the central shaft (955) is in transmission connection with a fixed disc (957) through a transmission belt (956), the central disc (958) is hinged at the center inside the fixed disc (957) and the axes of the central disc are collinear, the rotating disc (959) is arranged on the outer surface of the central disc (958) and is movably connected with the fixed disc (957), the left end of the reciprocating push plate (9510) is electrically welded at the right side of the rotating disc (959), the right end of the reciprocating push plate (9510) is inserted inside a sliding block (9511), and the sliding frame (9512) is welded at the right end of the reciprocating push plate (9510) and is positioned on the same horizontal plane;

the flywheel rotating unit (96) consists of a connecting block (961), a fixing ring (962), a sleeve rod (963), a rotating rod (964), a turnover block (965), a rotating sheet (966), a linkage shaft (967), a bevel gear group (968), a hinge shaft (969), a flywheel (9610) and a T-shaped positioning seat (9611), wherein the connecting block (961) is welded on the right side of a sliding frame (9512), the fixing ring (962) is glued on the right side of the connecting block (961), the left end of the sleeve rod (963) is vertically fixed at the meshing position of the connecting block (961) and the fixing ring (962), the right end of the sleeve rod (963) is connected with the left end of the turnover block (965) in a nailing manner, the turnover block (965) is connected on the outer surface of the rotating rod (964) in a surrounding manner and is movably connected, the rotating sheet (966) is electrically welded at the bottom of the rotating rod (964), and the bevel gear group (968) is electrically welded at the bottom of the rotating, the linkage shaft (967) is provided with two linkage shafts and tightly attached to the left end and the right end of the bevel gear set (968), the hinge shaft (969) vertically penetrates through the linkage shaft (967) and the left side and the right side of the bevel gear set (968), the flywheel (9610) is meshed at the bottom of the linkage shaft (967) and is parallel to the rotating sheet (966), and the top of the T-shaped positioning seat (9611) is hinged to the bottom of the flywheel (9610);

the rack propulsion device (97) consists of a first bevel gear (971), a linkage rod (972), a second bevel gear (973), a horizontal bevel gear (974), a first inner driving wheel (975), a power belt (976), a second inner driving wheel (977), a return spring (978), an outer gear (979), an arc-shaped rack (9710) and a support plate (9711), wherein the first bevel gear (971) is meshed at the left side of a flywheel (9610), the linkage rod (972) is in threaded connection with the left side of the first bevel gear (971) and is mutually vertical to each other, the second bevel gear (973) is welded at the left side of the linkage rod (972) and is mutually symmetrical to the first bevel gear (971), the horizontal bevel gear (974) is meshed at the lower surface of the second bevel gear (973), the first inner driving wheel (975) is mechanically connected inside the horizontal bevel gear (974), and the first inner driving wheel (975) is in transmission connection with the second inner driving wheel (977) through the power belt (976), the outer gear (979) is mechanically connected to the outer surface of the first inner driving wheel (975), the arc-shaped rack (9710) is meshed below the outer gear (979), the supporting plate (9711) is tightly attached below the arc-shaped rack (9710) and to the right end of the inner bottom of the rubber shell (99), and the return spring (978) is fixed to the left side of the arc-shaped rack (9710) through a rivet;

the spring force-unloading mechanism (98) consists of a first semi-circular plate (981), a transmission handle (982), a second semi-circular plate (983), a pin shaft (984), an L-shaped fixing frame (985) and a spring frame (986), wherein the first semi-circular plate (981) is arranged on the right side of the external gear (979) and is meshed above the arc-shaped rack (9710), the bottom of the transmission handle (982) is movably connected with the bottom of the first semi-circular plate (981), the top of the transmission handle (982) is connected with a bottom nail of the T-shaped positioning seat (9611), the second semi-circular plate (983) is arranged on the right side of the first semi-circular plate (981) and is meshed with each other, the pin shaft (984) is hinged on the right side of the second semi-circular plate (983), the top of the L-shaped fixing frame (985) is welded with the right end of the pin shaft (984), and the bottom of the L-shaped fixing frame (985) is electrically welded on the, the spring holder (986) is arranged on the right side of the second semi-circular plate (983) and is tightly attached to the right end inside the rubber shell (99).