CN205329751U - High frequency quartering hammer and have garrulous machine of shake of this high frequency quartering hammer - Google Patents

Abstract

The utility model discloses a high frequency quartering hammer and have garrulous machine of shake of this high frequency quartering hammer, its technical scheme main points are high frequency quartering hammers, including casing, vibration exciter and pick rod (6), the vibration exciter includes and drives pivoted cam rotary mechanism (3) by motor (4), and cam rotary mechanism (3) are rotated and are connected on the casing, and cam rotary mechanism (3) still transmission are connected with driving medium (5), pick rod (6) lie in the below and swing joint in the casing of driving medium (5), do reciprocal up -and -down motion and conflict with pick rod (6) intermittent type making pick rod (6) production high -frequency vibration through cam rotary mechanism's (3) transmission drive driving medium (5). The utility model discloses a high frequency quartering hammer and have that the garrulous function of shake of this quartering hammer is enough very high shakes the higher article of toughness garrulous to its pick rod is difficult to damage long service life.

Description

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

Technical field

This utility model relates to a kind of quartering hammer, more specifically, 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 disintegrating apparatus integrating mechanical-hydraulic mechanics and digital signal, digital monitoring, and object can be produced impulsive force by the pick rod of quartering hammer under the effect of vibrator, and then realizes broken。General quartering hammer high-frequency breaking hammer is to be rotated by hydraulic motor band movable eccentric wheel, and then generation centrifugal force, making its component in vertical direction is periodically variable perturbed force, axle is forced to produce the pressure of radially forced vibration, become exciting force, then by the casing of vibrator, vibration is passed to pick rod and crush。

At present, the power mode that quartering hammer general on market adopts has two kinds mostly, and one is fluid pressure type quartering hammer, provides perturbed force with hydraulic pressure for power source；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 export hydraulic motor, thus driving hydraulic motor to rotate；The eccentric of vibrator and deflection wheel are arranged in casing, and eccentric and eccentric 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 guide rail and is formed to slide up and down with rail brackets and coordinates, being connected to shock-absorbing spring between top and the frame of casing, control system controls the frequency of vibration of vibrator and can easy to do be smashed by rock。It seems that but at present according to actually used situation, 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, the frequency causing fluid pressure type quartering hammer can only be adjusted in the low frequency stage, range of accommodation is little, when needs carry out dither, then fluid pressure type quartering hammer cannot satisfy condition；2, when running into the stone that some are large-scale and toughness is higher, fluid pressure type quartering hammer is when vibration is broken, it is subject to the bounce of stone toughness, and the pick rod of end is had bigger extruding force by fluid pressure type quartering hammer, make it cannot form resilience, the bounce that then stone feeds back all is assimilated by pick rod internal structure, and the pick rod on market often cannot all absorb this bounce because of the limitation of material, damage thus being easily caused pick rod, the service life of pick rod shortens, need often to change, cause that production and processing cost uprises, thus causing that the stone that these toughness are big is difficult to be shattered。

The second quartering hammer on market, it is typically with mechanical drive mode and produces power to provide perturbed force, the Chinese patent that such as Authorization Notice No. is CN103706451B discloses a kind of high-frequency breaking hammer, it includes installing housing, vibrator, quadric chain and vibrations blade row, vibrator includes housing, it is 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 is arranged on the bridge shaft 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 driving motor and second and drives 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。So axle is driven to coordinate two driving motors by two groups, axle is driven to coordinate the transmission of eccentric and gear to be provided perturbed force to carry out exciting, by adopting this mechanical drive mode can conveniently control the frequency of vibration of pick rod, no matter it is high frequency or low frequency, can both be adjusted on a large scale, but as mentioned above, pick rod is when the stone that vibration toughness is bigger, the bounce of stone feedback still all can be absorbed by pick rod, thus causing pick rod easily along bad, and the stone that these toughness are bigger is not easy to be shattered, visible in the market when the object that vibration toughness is bigger, this problem is easily damaged for pick rod, it is not solved always。

Utility model content

For the deficiency that prior art exists, the purpose of this utility model is in that to provide a kind of high-frequency breaking hammer, when producing impulsive force retroaction when solving the bigger object of existing quartering hammer vibration toughness in use, pick rod and whole quartering hammer are produced bigger damage, can solve the problem that the problem being difficult to the big object of shatter toughness simultaneously；This utility model provides a kind of shatter machine with this high-frequency breaking hammer simultaneously。

For achieving the above object, this utility model provides following technical scheme: a kind of high-frequency breaking hammer, including housing, vibrator and pick rod (6), described vibrator includes being driven, by motor (4), the cam rotation mechanism (3) rotated, 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 lower section of driving member (5) and is movably connected on housing, driving member (5) is driven to do reciprocal up and down motion and make pick rod (6) produce dither with pick rod (6) interval conflict by the transmission of cam rotation mechanism (3)。

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 rotating, in the process of back and forth movement, driving member ceaselessly forms interval conflict with pick rod thus driving pick rod to form dither object is carried out vibration, the good object of toughness can effectively be shattered under the dither of pick rod, and the frequency of vibration of pick rod has the rotating speed of cam rotation mechanism (3) to control completely, the restriction of other objective condition will not be subject to, and the scope of cam rotation speed change is very big, therefore the frequency of vibration of pick rod can also be adjusted in very big scope, and stability is high when cam rotation mechanism is arranged on housing, two ends are all locked, skew or the situation of fracture will not be there is well in balance, long service life；Simultaneously when the object that vibration toughness is bigger, the recoil strength that object feeds back can pass through driving member and feed back to cam rotation mechanism in time, and now recoil strength absorption can be changed into kinetic energy by cam rotation mechanism in time, thus carrying out knocking pick rod next time, so not only alleviate the recoil strength that pick rod is subject to, simultaneously can absorbability, energy efficient。

Further, described cam rotation mechanism (3) includes cam (31) and the bevel gear (32) that be connected fixing with cam (31), the outfan of described motor (4) engages with bevel gear (32), matrix that described cam (31) includes cylindrical setting and at least two protruding (33) being 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 connected with driving member (5) conflict。

Pass through technique scheme, the outfan of motor and bevel gear are in transmission connection, the twisting resistance of motor is exported into the rotatory force of bevel gear, bevel gear is fixing with cam to be connected thus driving cam rotation, because motor engages, with bevel gear, the effectiveness and accuracy that can ensure that transmission, and the transmission process engaged by gear is more stable, it is ensured that enclosure interior transmission efficiency height, good stability, be hardly damaged, long service life。

Further, described housing includes shell body (1) and the inner housing (2) being socketed 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 respectively 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 that inner housing can vibrate relative to shell body, motor is now arranged on shell body can be prevented effectively from motor and damages because of vibration, solve and motor is arranged on the problem often damaged on the housing that can vibrate and need to change by prior art。

Further, it is provided with snubber elastomeric part 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, can effectively be reduced or remitted the damage of the parts being arranged on inner housing caused because of vibration by the effect of snubber elastomeric part, thereby may be ensured that the service life of quartering hammer。

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

Pass through technique scheme, motor is 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 provide protection to motor, prevent dust and rainwater from throwing motor into and causing that motor damages, solve the external problem causing motor to be easily damaged of motor in prior art, and just can be built-in by motor when shell body is only set with inner housing, if only having a housing, because the demand of transmission and for convenient for maintaining motor, can only be external by motor, this problem can be effectively solved now by arranging inner and outer shell。

Further, it is provided with for limiting the locating part (7) that pick rod (6) moves up and down 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, the conflict power that pick rod bears in moving up and down process can be greatly increased, avoid in prior art often as frictional dissipation is excessive and the problem that causes it is frequently necessary to change pick rod, because step cutting pattern can be limited in open slot, in the process of up-down vibration, conflict in the high-frequency upper and lower end face with open slot, because contact area is big in the process conflicted, and the structure of step cutting pattern is complete and pick rod forms one, the scope of the extruding force born is also very big, so that pick rod is suitable bad without occurring under altofrequency is vibrated, thus having reached the purpose in the service life extending pick rod, it is limit pick rod by installation locating part to move up and down simultaneously, rather than limit either directly through housing, it is 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, end at housing fixedly mounts guide pin bushing, pick rod stretches out from the spacing hole of guide pin bushing, because pick rod is when vibration object, the power being subject to originates from different directions, it is susceptible to rocking all around, can be prevented effectively from by the restriction of spacing hole and cause that because pick rod rocks situation about fractureing occurs, it is possible to be effectively increased the service 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 easily rubs with the hole wall of spacing hole in the process of up-down vibration, cause the inwall generation frictional dissipation of spacing hole, so after work a period of time, the hole of spacing hole becomes big, the amplitude that then pick rod shakes in the process moved up and down is also increasing, thus affecting the use of pick rod, therefore on the hole wall of spacing hole, weld wearable hard alloy, wearable hard alloy can increase the abrasive resistance of spacing hole wall, it is not easy by frictional dissipation, so such that it is able to be effectively increased the use time of pick rod。

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

Pass through technique scheme, cam rotation mechanism is rotatably connected on housing, contact with housing and there is frictional force and can affect the rotating speed of cam rotation mechanism, if by arranging big bearing at housing and cam rotation mechanism, the rotating speed of cam rotation mechanism still can not get significantly promoting, therefore just there are some little bearing arrangement to become circle-shaped and are arranged between cam rotation mechanism and housing, the rotating speed that cam rotation mechanism can bear can be effectively increased, 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 this utility model has an advantage that

1, by adopting the kind of drive of cam rotation mechanism that pick rod is carried out percussion vibration, cam rotation mechanism can improve in a big way and knocks frequency, it is thus possible to make pick rod have higher vibration frequency, so when the object that process toughness is bigger, it is possible to by dither, it is shatter；

2, when running into the bigger object of toughness and carrying out vibration, the recoil strength that object feeds back effectively can be absorbed by cam rotation mechanism and be converted to kinetic energy, it is to avoid pick rod is damaged, passes through energy efficient；

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

4, by motor being arranged on the shell body that will not vibrate; inner housing occurs vibration can't motor be impacted in the course of the work; thus effectively protecting motor, motor is placed between shell body and inner housing, it is possible to provide comparatively safe quiet working environment for motor simultaneously；

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

6, passing through, step cutting pattern is set on the sidewall of pick rod and increase its conflict power, it is ensured that its service life；

7, by arranging guide pin bushing, and guide pin bushing wall within it is provided with wearable hard alloy, while restriction pick rod rocks, avoids frictional dissipation, so that guide pin bushing is chronically at high efficiency limitation function；

8, reduce frictional resistance by arranging some little bearings between cam rotation mechanism and housing, improve the rotating speed of cam rotation mechanism。

This utility model 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 passing through manually to be operated in operating room, large-scale material carries out broken work, crushing effect is good, efficiency is high, and be not easy to damage, the Oscillation Amplitude that operator experience is little, safety and comfort, long service life simultaneously, cost is low。

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is half sectional view of the present utility model；

Fig. 3 is exploded perspective view of the present utility model；

Fig. 4 is side sectional view of the present utility model；

Fig. 5 is front section view of the present utility model；

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, this utility model is described in detail。

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 pass through to be entrenched in shell body 1 by inner housing 2, then motor 4 is fixedly mounted on shell body 1, and it is internal that the outfan of motor 4 puts in inner housing 2, fix in inner housing 2 and be rotatablely equipped with cam rotation mechanism 3, 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, end at cam rotation mechanism 3 is hinged with driving member 5, driving member 5 thus does and moves up and down, and pick rod 6 is arranged on the lower section of driving member 5, when driving member 5 does motion up and down, the pick rod 6 of underface is formed and knock, pick rod 6 is forced to do high-frequency vibration and object is knocked under the effect of knocking, the recoil strength produced after knocking 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 dissolved by recoil strength and absorb into kinetic energy, thus reaching to save the effect of the energy。

As shown in Figure 3 and Figure 6, cam rotation mechanism 3 in this utility model is by cam 31, the projection 32 arranged on the matrix of cam is made, one end of cam 31 is connected on the sidewall of inner housing 2, the other end is fixing with bevel gear 32 to be connected, bevel gear 32 is arranged on the sidewall of inner housing 2, the outfan of motor 4 puts in inner housing 2 and engages with bevel gear 32, so under the gearing of motor 4, bevel gear 32 rotates, bevel gear 32 band moving cam 31 under the high-speed drive of motor 4 rotates, the driving member 5 being arranged on connecting rod 33 end is just knocked the upper underdrive doing high frequency by the projection 32 of cam 31, certainly protruding 32 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 it is shaped on matrix simultaneously, such internal structure is stable, fracture it 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 the matrix of cylinder and is on the sidewall of matrix one-body molded protruding 32, such cam 31 is when rotating, protruding 32 can hit by emergentness driving member 5 is formed, it is thus possible to drive driving member 5 to vibrate, and after vibration completes, protruding 32 depart from rapidly driving member 5, when now driving member 5 and pick rod 6 are subject to the recoil strength of object, driving member 5 counter in time can push away cam 31, the rotation that cam 31 enters next round is made to hit step。

As shown in Figure 2 and Figure 7 simultaneously, inner housing 2 is also equipped with locating part 7, locating part 7 shown in figure is made up of left and right two parts, two locating parts 7 in left and right are stitched together, intermediate formation has 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, step cutting pattern 61 is constantly conflicted with the upper and lower end face of open slot 71, because step cutting pattern 61 forms one with pick rod 6, its internal structure is stable, it is not easy to rupture in vibration process, and it is big with contact area in the upper and lower end face conflict process of open slot 71, uniform force。

Certainly, guide pin bushing 8 also it is installed with in the bottom of shell body 1, the structure of guide pin bushing 8 is as shown in Figure 8, namely guide pin bushing 8 is supported on the end of shell body 1 and pushes against with shell body 1, 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 preventing rocking of pick rod 6 occurred level direction, on the inwall of spacing hole 81, also it is welded with antifriction metal (AFM) alloy simultaneously, rub with the alloy on spacing hole 81 wall when pick rod 6 moves up and down, the wearability of alloy can be prevented effectively from the aperture of spacing hole 81 and become big。

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 is operationally, need the vibration of high frequency, and now motor 4 is arranged on shell body 1, the main part producing vibration is on inner housing 2, inner housing 2 can vibrate by opposite shell body 1, but shell body 1 will not be driven to vibrate, therefore just it is not easy when motor 4 is positioned on shell body 1 to damage because of vibration, meanwhile, it is internal that motor 4 is positioned at shell body 1, the dust in the external world or the environmental disturbances of wind rain solarization can be prevented effectively from, and the noise that motor 4 produces also can be isolated。

In order to reduce the vibration of element within inner housing 2 further, by arranging snubber elastomeric part 9 between shell body 1 and inner housing 2, as shown in Figure 4, it can be compression spring, rubber air spring can also be adopted, 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 improving vibration efficiency。

In actual mechanical process, find when cam 31 is arranged on inner housing 2 simultaneously, bigger 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 can not well meet the requirement of high frequency, unless employing special bearing, but cost is of a relatively high, therefore adopt the bearing 10 that several are little to substitute big ball bearing, and the inside retainer of little bearing 10 is all taken out, and then increase ball number increases the bearing capacity of bearing 10, this makes it possible to make the rotating speed of cam reach 3000 ~ 5000 rpms, under such dither, the material that toughness is higher also can be smashed by easy to do。

Simultaneously in order to further prevent quartering hammer operationally effected by environmental factors, inner housing 2 is arranged to hermetically sealed shape, and in inner housing 2, fill lubricating oil, only leave and reach, for horse 4, the through hole that outfan stretches into, and motor 4 is also carried out after stretching into through hole sealing and closes, so arrange be quartering hammer operationally, the dust easily having the external world and the particulate matter being shattered enter in inner housing 2 and the drive mechanism in inner housing 2 are caused damage, simultaneously as the mechanism's rotating speed in inner housing 2 is very fast, it is lubricated it is thus desirable to inject lubricating oil in inner housing 2, carry out transmission forming cooling effect while lubrication, ensure that quartering hammer can work for a long time, and the dust impurity being prevented from the external world enters in inner housing 2 and destroys, 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, quartering hammer is manipulated by the operating system of shatter machine accurately 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 operator being positioned at operating room will not feel that seismaesthesia is strong, noise is big, it is possible to be effectively increased the practicality of this shatter machine。

The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model。It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model。

Claims (10)

1. a high-frequency breaking hammer, including housing, vibrator and pick rod (6), it is characterized in that: described vibrator includes being driven, by motor (4), the cam rotation mechanism (3) rotated, 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 lower section of driving member (5) and is movably connected on housing, drives driving member (5) do reciprocal up and down motion and make pick rod (6) produce dither with pick rod (6) interval conflict by the transmission of cam rotation mechanism (3)。

2. a kind of high-frequency breaking hammer according to claim 1, it is characterized in that: described cam rotation mechanism (3) includes cam (31) and the bevel gear (32) that be connected fixing with cam (31), the outfan of described motor (4) engages with bevel gear (32), matrix that described cam (31) includes cylindrical setting and at least two protruding (33) being 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 connected with driving member (5) conflict。

3. a kind of high-frequency breaking hammer according to claim 1 and 2, it is characterized in that: described housing includes shell body (1) and the inner housing (2) being socketed 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 respectively positioned on inner housing (2)。

4. a kind of high-frequency breaking hammer according to claim 3, it is characterised in that: it is 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, it is characterised 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: be provided with for limiting the locating part (7) that pick rod (6) moves up and down 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, it is characterised 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, it is characterised in that: it is provided with some bearings (10) for increasing cam (31) rotating speed between described cam rotation mechanism (3) and housing。

10. a shatter machine, it is characterised in that: include the high-frequency breaking hammer described in claim 1-9 any one。