CN105442653A - High-frequency breaking hammer and shattering machine with same - Google Patents

Abstract

The invention discloses a high-frequency breaking hammer and a shattering machine with the same. According to the technical scheme, the high-frequency breaking hammer comprises a shell, an exciter and a pickax pike (6). The exciter comprises a cam rotating mechanism (3) driven by a motor (4) to rotate. The cam rotating mechanism (3) is rotationally connected to the shell and is further in transmission connection with a transmission part (5), the pickax pike (6) is located below the transmission part (5) and movably connected to the shell, the transmission part (5) is driven by transmission of the cam rotating mechanism (3) to vertically move in a reciprocating mode and intermittently abut against the pickax pike (6), and then the pickax pike (6) generates high-frequency vibration. According to the high-frequency breaking hammer and the shattering machine with the same, objects with high toughness can be well shattered, the pickax pike is not prone to be damaged, and the service life is long.

Description

A kind of high-frequency breaking hammer and the shatter machine with this high-frequency breaking hammer

Technical field

The present invention relates to a kind of quartering hammer, more particularly, it relates to a kind of direct attack formula high-frequency breaking hammer and shatter machine with this high-frequency breaking hammer of flying in circles.

Background technology

Quartering hammer is the physics crushing appliance integrating mechanical-hydraulic mechanics and data signal, digital monitoring, and the pick rod of quartering hammer can produce impact force to object under the effect of vibrator, and then realizes broken.General quartering hammer high-frequency breaking hammer is rotated by hydraulic motor band movable eccentric wheel, and then generation centrifugal force, its component is in vertical direction made to be periodically variable perturbed force, axle is forced to produce the pressure of radial forced vibration, become exciting force, then by the casing of vibrator, vibration passing is carried out fragmentation to pick rod.

At present, the power mode that quartering hammer general on market adopts has two kinds mostly, and one is fluid pressure type quartering hammer, is that power source provides perturbed force with hydraulic pressure; Such as Authorization Notice No. is the Chinese patent of CN101793041B, which describe a kind of hydraulic resonant breaking hammer, it is by the Engine driven Hydraulic Pump of fluid power system, produces pressure oil and regulates through electric-controlled hydraulic distributing valve and output to hydraulic motor, thus drives hydraulic motor to rotate; Eccentric wheel and the deflection wheel of vibrator are arranged in casing, and eccentric wheel and eccentric wheel synchronous backward rotate; Cracking hammer head is arranged on the bottom of casing, the frame of coupling mechanism is arranged on small arm of digger, frame has guide rail, vibrator is arranged on to be formed to slide up and down on guide rail and with rail brackets and coordinates, be connected with shock-absorbing spring between the top of casing and frame, rock can easy to doly smash by the vibration frequency that control system controls vibrator.But situation about using according to reality at present be it seems, fluid pressure type quartering hammer has some to be comparatively difficult to the defect overcome at present: 1, fluid pressure type quartering hammer is owing to being subject to the limitation of hydraulic pressure fuel system, the frequency of adjusting vibration exciter is restricted, cause the frequency of fluid pressure type quartering hammer can only regulate in the low frequency stage, adjustable range is little, when needs carry out dither, then fluid pressure type quartering hammer cannot satisfy condition, 2, when run into some and be large-scale and toughness higher stone time, fluid pressure type quartering hammer is when vibration is broken, be subject to the bounce of stone toughness, and the pick rod of fluid pressure type quartering hammer to end has larger extruding force, it is made to form resilience, the bounce that then stone feeds back all is assimilated by pick rod internal construction, and the pick rod on market often all cannot absorb this bounce because of the limitation of material, thus easily cause pick rod to damage, the application life of pick rod shortens, need often to change, production and processing cost is caused to uprise, thus cause the large stone of these toughness to be difficult to be shattered.

The second quartering hammer on market, normally adopt mechanical drive mode to produce power and perturbed force is provided, such as Authorization Notice No. is that the Chinese patent of CN103706451B discloses a kind of high-frequency breaking hammer, it comprises holder housing, vibrator, quadric chain and vibrations blade row, vibrator comprises housing, be installed on the first driving shaft in housing, with the first driving shaft by intermeshing first driven shaft of gear, second driving shaft, and the second driving shaft is by intermeshing second driven shaft of gear and the bridge shaft that is arranged between the first driving shaft and the second driving shaft, at the first driving shaft, one end of second driving shaft is separately installed with the first CD-ROM drive motor and the second CD-ROM drive motor, first driving shaft, the central axis of the second driving shaft is positioned at same vertical plane, first driving shaft and the first driven shaft, second driving shaft and the second driven shaft are positioned at same level.Two CD-ROM drive motors are coordinated like this by two groups of driving shafts, driving shaft coordinates the transmission of eccentric wheel and gear to carry out providing perturbed force to carry out exciting, by the vibration frequency adopting this mechanical drive mode conveniently can control pick rod, no matter be high frequency or low frequency, can both regulate on a large scale, but as mentioned above, pick rod is when the stone that vibration toughness is larger, the bounce of stone feedback still all can be absorbed by pick rod, thus cause pick rod easily along bad, and the stone that these toughness are larger is not easy to be shattered, in the market this problem is easily damaged when the object that vibration toughness is larger for pick rod as seen, be not solved always.

Summary of the invention

For the deficiency that prior art exists, the object of the present invention is to provide a kind of high-frequency breaking hammer, when producing impact force reaction when solving the larger object of existing quartering hammer vibration toughness in use, larger damage is produced to pick rod and whole quartering hammer, the problem being difficult to the large object of shatter toughness can be solved simultaneously; The present invention provides a kind of shatter machine with this high-frequency breaking hammer simultaneously.

For achieving the above object, the invention provides following technical scheme: a kind of high-frequency breaking hammer, comprise housing, vibrator and pick rod (6), described vibrator comprises the cam rotation mechanism (3) being driven rotation by motor (4), cam rotation mechanism (3) is rotationally connected with on housing, cam rotation mechanism (3) is also connected with driving member (5), described pick rod (6) is positioned at the below of driving member (5) and is movably connected on housing, doing back and forth to move up and down and conflict with pick rod (6) interval by transmission drive driving member (5) of cam rotation mechanism (3) makes pick rod (6) produce dither.

Pass through technique scheme, the fluid pressure type kind of drive in prior art or the eccentric kind of drive are replaced to cam drive, transmission is carried out by motor driving cam rotation mechanism, cam rotation mechanism drives driving member to move up and down while rotation, in the process of back and forth movement, driving member is ceaselessly formed with pick rod intermittently to conflict thus drive pick rod to form dither and carries out vibration to object, the good object of toughness can effectively be shattered under the dither of pick rod, and the vibration frequency of pick rod has the rotating speed of cam rotation mechanism (3) to control completely, the restriction of other objective condition can not be subject to, and the scope of cam rotation speed change is very large, therefore the vibration frequency of pick rod also can regulate in very large scope, and stability is high when cam rotation mechanism is arranged on housing, two ends are all locked, the situation offseting or rupture can not be there is well in balance, long service life, simultaneously when the object that vibration toughness is larger, the recoil strength that object feeds back can feed back to cam rotation mechanism in time by driving member, and now cam rotation mechanism can change recoil strength absorption into kinetic energy in time, thus the knocking pick rod of carrying out next time, so not only alleviate the recoil strength that pick rod is subject to, simultaneously can absorptive capacity, save energy consumption.

Further, the bevel gear (32) that described cam rotation mechanism (3) comprises cam (31) and is fixedly connected with cam (31), the output of described motor (4) engages with bevel gear (32), the matrix that described cam (31) comprises into cylindric setting and at least two projections (33) be evenly distributed in base side walls, when cam (31) turn to projection (33) be positioned at directly over driving member (5) time, protruding (33) are conflicted with driving member (5) and are connected.

Pass through technique scheme, the output of motor and bevel gear are in transmission connection, the twisting resistance of motor is output into the rotatory force of bevel gear, bevel gear is fixedly connected with cam thus is with moving cam to rotate, because motor engages the validity and accuracy that can ensure transmission with bevel gear, and more stable by the transmission process of gears meshing, do not ensure that enclosure interior transmission efficiency is high, good stability, fragile, long service life

Further, described housing comprises shell body (1) and is socketed in the inner housing (2) in shell body (1), described motor (4) is fixedly mounted on shell body (1), and described cam rotation mechanism (3) and driving member (5) are all positioned on inner housing (2).

Pass through technique scheme, housing is arranged to shell body and inner housing, motor is fixed on shell body, cam rotation mechanism and driving member are arranged on inner housing, because the reason of transmission vibration causes inner housing can vibrate relative to shell body, now motor is arranged on and shell body effectively can avoids motor because of vibration and damage, solve in prior art and the housing that motor is arranged on and can vibrates often damages and needs the problem changed.

Further, snubber elastomeric part is provided with between described shell body (1) and inner housing (2).

Pass through technique scheme, snubber elastomeric part is installed between shell body and inner housing, effect is pushed against for being formed relative to shell body by inner housing, when operating, inner housing vibrates, effectively can reduce or remit by the effect of snubber elastomeric part the damage being arranged on the component on inner housing caused because of vibration, thus the application life of quartering hammer can be ensured

Further, described motor (4) is positioned between shell body (1) and inner housing (2).

Pass through technique scheme, motor to be fixedly mounted on shell body and between shell body and inner housing, because of week known to all, the working environment of quartering hammer is very severe, frequent surrounding is covered with dust all over and needs to be exposed to the elements, motor is arranged between shell body and inner housing and effectively can provides protection to motor, prevent dust and rainwater from throwing motor into and causing motor to damage, solve the external motor that causes of motor in prior art and hold flimsy problem, and only have just can be built-in by motor when arranging shell body and inner housing, if only there is a housing, because the demand of transmission and conveniently keep in repair motor, can only be external by motor, can effectively address this problem by arranging inner and outer shell now

Further, the locating part (7) moved up and down for limiting pick rod (6) is installed in described housing, described locating part (7) offers the open slot (71) that cross section is I shape, described pick rod (6) is provided with step cutting pattern (61), and described step cutting pattern (61) is positioned at open slot (71).

Pass through technique scheme, pick rod arranges step cutting pattern, substitute recessing on pick rod sidewall in prior art, the mode moved up and down of pick rod is limited by securing member, greatly can increase pick rod and move up and down the conflict power of bearing in process, avoid the problem often causing because frictional dissipation is excessive in prior art often needing to change pick rod, because step cutting pattern can be limited in open slot, in the process of up-down vibration, high-frequencyly to conflict with the upper and lower end face of open slot, because contact area is large in the process of conflicting, and the structure of step cutting pattern is complete and pick rod forms one, the scope of the extruding force of bearing is also very large, thus make pick rod also can not occur along bad under high-frequency vibration, thus reach the object in the application life extending pick rod, limit pick rod by mounting limit part to move up and down simultaneously, instead of directly limited by housing, install in order to the later stage is convenient to change pick rod and locating part.

Further, the end of described housing is also fixedly connected with guide pin bushing (8), and guide pin bushing (8) offers the spacing hole (81) suitable with pick rod (6), and described pick rod (6) stretches out in spacing hole (81).

Pass through technique scheme, at the end fixed installation guide pin bushing of housing, pick rod stretches out from the spacing hole of guide pin bushing, because pick rod is when vibration object, the power be subject to is from different directions, easy generation rocking all around, effectively can avoid the situation causing because pick rod rocks fractureing to occur by the restriction of spacing hole, effectively can increase the application life of pick rod.

Further, the hole wall of described spacing hole (81) is welded with wearable hard alloy.

Pass through technique scheme, because spacing hole agrees with mutually with pick rod, pick rod hole wall that is easy and spacing hole in the process of up-down vibration rubs, cause the inwall generation frictional dissipation of spacing hole, like this after work a period of time, the hole of spacing hole becomes large, then the amplitude that shakes in the process moved up and down of pick rod is also increasing, thus affect the use of pick rod, therefore on the hole wall of spacing hole, wearable hard alloy is welded, wearable hard alloy can increase the abrasive resistance of spacing hole wall, be not easy by frictional dissipation, like this thus effectively can increase service time of pick rod

Further, some bearings (10) for increasing cam (31) rotating speed are provided with between described cam rotation mechanism (3) and housing.

Pass through technique scheme, cam rotation mechanism is rotatably connected on housing, the rotating speed that frictional force can affect cam rotation mechanism is there is with body contact, if by arranging large bearing at housing and cam rotation mechanism, the rotating speed of cam rotation mechanism still can not get significantly promoting, therefore just having some little bearing arrangement to become circle-shaped is arranged between cam rotation mechanism and housing, effectively can increase the rotating speed that cam rotation mechanism can bear, and these little bearings just have ball bearing, cancel its retainer simultaneously, the number increasing ball improves its high-revolving holding capacity, ensure that it can adapt to the cam rotation mechanism of high-speed rotation.

Compared with prior art the present invention has following advantage:

1, by adopting the kind of drive of cam rotation mechanism to carry out percussion vibration to pick rod, cam rotation mechanism can improve and knocks frequency in a big way, thus pick rod can be made to have higher vibration frequency, and like this when the object that process toughness is larger, can be shatter by it by dither;

2, when running into the larger object of toughness and carrying out vibration, the recoil strength that object feeds back can effectively be absorbed by cam rotation mechanism and be converted to kinetic energy, avoids pick rod damaged, by saving energy consumption;

3, by being engaged with bevel gear by motor, bevel gear is connected with cam, provides stable outputting power by the engagement of gear;

4, by motor being arranged on the shell body that can not vibrate, there is vibration in the course of the work and can't impact motor in inner housing, thus available protecting motor, motor is placed between shell body and inner housing simultaneously, comparatively safe quiet working environment can be provided for motor;

5, snubber elastomeric part is set between shell body and inner housing effective damping is carried out to inner housing;

6, increasing its conflict power by arranging step cutting pattern on the sidewall of pick rod, ensureing its application life;

7, by arranging guide pin bushing, and guide pin bushing wall is provided with wearable hard alloy within it, avoids frictional dissipation, thus make guide pin bushing be in high efficiency limitation function for a long time while restriction pick rod rocks;

8, reducing frictional resistance by arranging some little bearings between cam rotation mechanism and housing, improving the rotating speed of cam rotation mechanism.

The present invention provides a kind of shatter machine simultaneously, above-mentioned high-frequency breaking hammer is arranged on the end of the transmission arm of shatter machine, just can by manually operating in operating room, carry out fragmentation work to large-scale material, crushing effect is good, efficiency is high, and be not easy to damage, the Oscillation Amplitude that operating personnel experience is little, safety and comfort, long service life simultaneously, cost is low.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is half sectional view of the present invention;

Fig. 3 is exploded perspective view of the present invention;

Fig. 4 is side sectional view of the present invention;

Fig. 5 is front section view of the present invention;

Fig. 6 is the structural representation of cam rotation mechanism;

Fig. 7 is the structural representation of locating part;

Fig. 8 is the structural representation of guide pin bushing;

Fig. 9 is the structural representation of pick rod.

In figure: 1, shell body; 11, cover plate; 2, inner housing; 3, cam rotation mechanism; 31, cam; 32, bevel gear; 33, protruding; 4, motor; 5, driving member; 6, pick rod; 61, step cutting pattern; 7, locating part; 71, open slot; 8, guide pin bushing; 81, spacing hole; 9, snubber elastomeric part; 10, bearing.

Detailed description of the invention

Below in conjunction with drawings and Examples, describe the present invention.

As depicted in figs. 1 and 2, the unitary construction of quartering hammer is mutually socketed by shell body 1 and inner housing 2 and is formed, can by inner housing 2 be entrenched in shell body 1, then motor 4 is fixedly mounted on shell body 1, and it is inner that the output of motor 4 puts in inner housing 2, cam rotation mechanism 3 is rotatablely equipped with at inner housing 2 internal fixtion, the two ends of cam rotation mechanism 3 are rotatably installed on the sidewall of inner housing 2 respectively, cam rotation mechanism 3 is driven to rotate by motor 4, driving member 5 is hinged with at the end of cam rotation mechanism 3, driving member 5 does thus and moves up and down, and pick rod 6 is arranged on the below of driving member 5, when driving member 5 do up and down motion time to immediately below pick rod 6 formed knock, pick rod 6 is forced to do high-frequency vibration and knock object under the effect of knocking, the recoil strength knocking rear generation can force pick rod 6 to pop up, now promote driving member 5, the anti-cam 31 that pushes away of driving member 5 is made to carry out next step rotation, this makes it possible to well recoil strength dissolved and absorb into kinetic energy, thus reach the effect of energy conservation.

As shown in Figure 3 and Figure 6, cam rotation mechanism 3 in the present invention is by cam 31, the projection 32 that the matrix of cam is arranged is made, one end of cam 31 is connected on the sidewall of inner housing 2, the other end is fixedly connected with bevel gear 32, bevel gear 32 is arranged on the sidewall of inner housing 2, the output of motor 4 puts in inner housing 2 and engages with bevel gear 32, like this under the gearing of motor 4, bevel gear 32 rotates, bevel gear 32 is with moving cam 31 to rotate under the high-speed drive of motor 4, the driving member 5 being arranged on connecting rod 33 end is just knocked by the projection 32 of cam 31 and does the upper underdrive of high frequency, certain protruding 32 are at least provided with two, two projections 32 and be evenly distributed on the sidewall of matrix, can certainly be provided with multiple, protruding 32 be shaped on matrix simultaneously, such internal construction is stablized, fracture is less likely to occur when knocking driving member 5, meanwhile cam 31 is not arranged to ellipse or other shapes, but cam 31 is arranged to columniform matrix and is on the sidewall of matrix one-body molded protruding 32, such cam 31 is when rotating, protruding 32 can hit by being formed driving member 5 of emergentness, thus driving member 5 can be driven to vibrate, and after vibration completes, protruding 32 hightail driving member 5, when now driving member 5 and pick rod 6 are subject to the recoil strength of object, driving member 5 instead in time can push away cam 31, step is hit in the rotation making cam 31 enter next round.

As shown in Figure 2 and Figure 7 simultaneously, inner housing 2 is also provided with locating part 7, locating part 7 shown in figure is made up of left and right two parts, left and right two locating parts 7 split together, centre is formed with open slot 71, the upper part of open slot 71 is stretched out for the upper end of pick rod 6, the lower part of open slot 71 is stretched out for the bottom of pick rod 6, and pick rod 6 is also formed with step cutting pattern 61 around its perisporium, as shown in Figure 9, step cutting pattern 61 is stuck in open slot 71, now the upper and lower end face of step cutting pattern 61 is limited in open slot 71, when pick rod 6 does vibration, conflict in step cutting pattern 61 upper and lower end face that is continuous and open slot 71, because step cutting pattern 61 and pick rod 6 form one, its internal construction is stablized, be not easy to rupture in vibration process, and it is large with contact area in the upper and lower end face conflict process of open slot 71, uniform force.

Certainly, guide pin bushing 8 is also installed with in the bottom of shell body 1, the structure of guide pin bushing 8 as shown in Figure 8, namely guide pin bushing 8 is supported on the end of shell body 1 and shell body 1 pushes against, offer spacing hole 81 in guide pin bushing 8 simultaneously, the size of spacing hole 81 is identical with the diameter of pick rod 6, namely pick rod 6 can stretch out just from spacing hole 81, thus prevent rocking of pick rod 6 occurred level direction, on the inwall of spacing hole 81, be also welded with antifriction metal (AFM) alloy simultaneously, alloy when pick rod 6 moves up and down and on spacing hole 81 wall rubs, the abrasion resistance of alloy can effectively avoid the aperture of spacing hole 81 to become large.

When mounted, can be as shown in Figures 3 and 5, motor 4 is fixedly mounted on cover plate 11, cover plate 11 covers the upper end at shell body 1, now motor 4 is positioned at shell body 1 inside, because quartering hammer operationally, need the vibration of high frequency, and now motor 4 is arranged on shell body 1, main vibrative part is positioned on inner housing 2, inner housing 2 can vibrate by opposite shell body 1, but shell body 1 can not be driven to vibrate, therefore be just not easy when motor 4 is positioned on shell body 1 to damage because of vibration, meanwhile, it is inner that motor 4 is positioned at shell body 1, effectively can avoid the environmental disturbances that extraneous dust or wind rain shine, and the noise that motor 4 produces also can be isolated.

In order to reduce the vibration of element of inner housing 2 inside further, by arranging snubber elastomeric part 9 between shell body 1 and inner housing 2, as shown in Figure 4, it can be Compress Spring, also can adopt rubber air spring, by the cushioning effect of snubber elastomeric part 9, reduce the Oscillation Amplitude of inner housing 2 and its inner member, ensure to descend reduction to damage consumption in working order, thus improve vibration efficiency.

In actual mechanical process, find when cam 31 is arranged on inner housing 2 simultaneously, larger with the frictional resistance of inner housing 2, when adopting ball bearing to be arranged between inner housing 2 and cam 31, rotating speed can obtain certain raising, but well can not meet the requirement of high frequency, unless employing special bearing, but cost is relatively high, therefore the bearing 10 that several are little is adopted to carry out alternative large ball bearing, and the inside retainer of little bearing 10 is all taken out, and then increase the supporting capacity that ball number increases bearing 10, this makes it possible to make the rotating speed of cam to reach 3000 ~ 5000 rpms, under such dither, the material that toughness is higher also can be smashed by easy to do.

Impact simultaneously in order to further prevent quartering hammer to be operationally subject to environmental factor, inner housing 2 is arranged to hermetically sealed shape, and in inner housing 2, fill lubrication oil, only leave and reach for horse 4 through hole that output stretches into, and motor 4 also carries out hermetically enclosed after stretching into through hole, such setting be quartering hammer operationally, the dust easily having the external world and the particle be shattered enter in inner housing 2 and cause damage to the drive mechanism in inner housing 2, quickly because of the mechanism's rotating speed in inner housing 2 simultaneously, therefore need in inner housing 2, inject lubrication oil to lubricate, while lubrication, formation cooling effect is carried out to transmission, ensure that quartering hammer can work for a long time, and can prevent from extraneous dust impurity from entering in inner housing 2 to destroy, this makes it possible to ensure effectively using for a long time of quartering hammer.

And when this quartering hammer is installed on shatter machine, the operating system of shatter machine manipulates accurately to quartering hammer simultaneously, just easily can adapt to this quartering hammer efficiently and carry out vibration work, this quartering hammer operationally efficiency is high, the amplitude produced is little, and noise is low, and the operating personnel being positioned at operating room can not feel that seismaesthesia is strong, noise is large, effectively can increase the practicality of this shatter machine.

The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (10)

1. a high-frequency breaking hammer, comprise housing, vibrator and pick rod (6), it is characterized in that: described vibrator comprises the cam rotation mechanism (3) being driven rotation by motor (4), cam rotation mechanism (3) is rotationally connected with on housing, cam rotation mechanism (3) is also connected with driving member (5), described pick rod (6) is positioned at the below of driving member (5) and is movably connected on housing, does back and forth to move up and down and conflict with pick rod (6) interval making pick rod (6) produce dither by transmission drive driving member (5) of cam rotation mechanism (3).

2. a kind of high-frequency breaking hammer according to claim 1, it is characterized in that: the bevel gear (32) that described cam rotation mechanism (3) comprises cam (31) and is fixedly connected with cam (31), the output of described motor (4) engages with bevel gear (32), the matrix that described cam (31) comprises into cylindric setting and at least two projections (33) be evenly distributed in base side walls, when cam (31) turn to projection (33) be positioned at directly over driving member (5) time, protruding (33) are conflicted with driving member (5) and are connected.

3. a kind of high-frequency breaking hammer according to claim 1 and 2, it is characterized in that: described housing comprises shell body (1) and is socketed in the inner housing (2) in shell body (1), described motor (4) is fixedly mounted on shell body (1), and described cam rotation mechanism (3) and driving member (5) are all positioned on inner housing (2).

4. a kind of high-frequency breaking hammer according to claim 3, is characterized in that: be provided with snubber elastomeric part between described shell body (1) and inner housing (2).

5. a kind of high-frequency breaking hammer according to claim 3, is characterized in that: described motor (4) is positioned between shell body (1) and inner housing (2).

6. a kind of high-frequency breaking hammer according to claim 1, it is characterized in that: the locating part (7) moved up and down for limiting pick rod (6) is installed in described housing, described locating part (7) offers the open slot (71) that cross section is I shape, described pick rod (6) is provided with step cutting pattern (61), and described step cutting pattern (61) is positioned at open slot (71).

7. a kind of high-frequency breaking hammer according to claim 1 or 6, it is characterized in that: the end of described housing is also fixedly connected with guide pin bushing (8), guide pin bushing (8) offers the spacing hole (81) suitable with pick rod (6), and described pick rod (6) stretches out in spacing hole (81).

8. a kind of high-frequency breaking hammer according to claim 7, is characterized in that: the hole wall of described spacing hole (81) is welded with wearable hard alloy.

9. a kind of high-frequency breaking hammer according to claim 1 and 2, is characterized in that: be provided with some bearings (10) for increasing cam (31) rotating speed between described cam rotation mechanism (3) and housing.

10. a shatter machine, is characterized in that: comprise the high-frequency breaking hammer described in claim 1-9 any one.