CN208895882U - Cutter head assembly with balancing loop - Google Patents

Abstract

The utility model discloses a kind of cutter head assembly with balancing loop, is related to machine tooling technical field, causes machining accuracy poor to be easy to appear rotation imbalance after solving existing knife handle connection cutterhead and technical problem that knife handle service life is shorter.In cutter head assembly described in the utility model with balancing loop, balancing loop includes ring body, and ring body has opposite medial surface and lateral surface, and medial surface is used to surround the mounting hole at the middle part of ring body；Lateral surface is provided with multiple with repeated hole, and multiple circumferencial directions with repeated hole along lateral surface are laid；Cutterhead includes cutterhead pedestal and the grinding part that is fixed on cutterhead pedestal；Grinding part is in a ring；Circumferential direction along grinding part, grinding part are provided with multiple chip spaces far from one end of cutterhead pedestal；The extending direction of chip space and the axial direction of grinding part are at an acute angle；Axial direction along grinding part, chip space through feed grinding portion.

Description

Cutter head assembly with balancing loop

Technical field

The utility model relates to machine tooling technical field, in particular to a kind of cutter head assembly with balancing loop.

Background technique

Knife handle is used for connecting machine tool main shaft and cutterhead, and the structure of knife handle can influence knife handle dynamic equilibrium during the work time Quality, to influence the machining accuracy of cutterhead connected to it.

Present inventor has found, in the Knife handle structure that the prior art provides, due to that can go out when main shaft drives knife handle rotation The phenomenon that existing rotation imbalance, after so cutterhead being easy to cause to connect with knife handle, the circular runout of cutterhead and end face run-out are big, shadow Machining accuracy is rung, while also influencing the service life of knife handle.

Therefore, how a kind of cutter head assembly with balancing loop is provided, can effectively ensure that knife handle and cutterhead are rotating It keeps balancing well in the process, it has also become the technical issues of those skilled in the art's urgent need to resolve.

Utility model content

The purpose of this utility model is to provide a kind of cutter head assemblies with balancing loop, are connected with solving existing knife handle Rotation imbalance is easy to appear after connecing cutterhead and causes machining accuracy poor and technical problem that knife handle service life is shorter.

The utility model provides a kind of cutter head assembly with balancing loop, comprising: knife handle, the knife connecting with the knife handle Disk, and the balancing loop being arranged on the knife handle；The balancing loop includes: ring body, and the ring body has opposite interior Side and lateral surface, the medial surface are used to surround the mounting hole at the middle part of the ring body；The lateral surface is provided with multiple match Repeated hole, and multiple circumferencial directions with repeated hole along the lateral surface are laid；The knife handle includes: holder main body, the peace Dress hole is set on the holder main body；One end that the holder main body closes on the balancing loop is equipped with cutterhead mounting portion, institute The other end for stating holder main body is equipped with the installation axle connecting with lathe；The cutterhead includes: cutterhead pedestal and is fixed at institute State the grinding part on cutterhead pedestal；The grinding part is in a ring；Circumferential direction along the grinding part, the grinding part is far from the knife One end of disk pedestal is provided with multiple chip spaces；The extending direction of the chip space and the axial direction of the grinding part are at an acute angle；Edge The axial direction of the grinding part, the chip space run through the grinding part.

When practical application, the inside of the holder main body is equipped with installation cavity, and the installation cavity is for placing ultrasonic wave Energy converter, the ultrasonic transducer can convert electrical energy into mechanical energy；The outside of the holder main body is equipped with wireless power transmission Device.

Wherein, the ultrasonic transducer includes: amplitude transformer and the piezoelectric vibrator and electricity that are arranged in the amplitude transformer Pole piece；The first end of the amplitude transformer is provided with assembly flange, and the amplitude transformer passes through the assembly flange and the knife handle master Body connection, the mode that the second end of the amplitude transformer is connected through a screw thread are connect with the cutterhead；The piezoelectric vibrator and described Electrode slice is arranged in the installation cavity body of the holder main body, and the piezoelectric vibrator and the electrode slice interval are set It sets.

Specifically, the cutter head assembly described in the utility model with balancing loop further include: gland, the gland setting In side of the assembly flange far from the piezoelectric vibrator；The gland is connect with the holder main body, and the gland pressure The tight assembly flange.

Further, the wireless power transmission device includes: the receiving coil for passing sequentially through sealing and being fixedly connected, receives magnetic core And support ring.

Further, the cutter head assembly described in the utility model with balancing loop further include: regulating device, it is described Regulating device is installed on described in repeated hole；The regulating device is column structure；The column structure has external screw thread, is used for It is matched with the internal screw thread with repeated hole.

Still further, the cutterhead mounting portion includes: loop tray, the center of the loop tray is equipped with round lock Column, and the loop tray is equipped with locking hole；The cutterhead is arranged by the knife handle interconnecting piece is fixed on the round lock It on column, and is fixed by the locking hole, the circular cylindrical configuration can be used in positioning the cutterhead；The balancing loop It is set on the holder main body, and is fixed by jackscrew and the loop tray.

When practical application, the cutterhead pedestal includes base platform portion and pedestal interconnecting piece；Axial direction along the grinding part, The base platform portion, the pedestal interconnecting piece and the grinding part are fixedly connected sequentially；The base platform portion be provided with to A few cooling fluid apertures；The cooling fluid apertures runs through the base platform portion, and connects with the internal cavities of the pedestal interconnecting piece It is logical.

Wherein, there is cutting edge at the notch of the chip space, and the cutting edge and the grinding part perpendicular to axis The basil between is 55 ° -90 °.

Specifically, the grinding part is provided with diamond grit for the surface of contact workpiece.

Compared with the existing technology, the cutter head assembly described in the utility model with balancing loop has the advantage that

In cutter head assembly provided by the utility model with balancing loop, comprising: cutterhead, knife handle, and be arranged in knife Balancing loop on handle；Balancing loop includes: ring body, and ring body has opposite medial surface and lateral surface, and medial surface is for surrounding The mounting hole at the middle part of ring body；Lateral surface is provided with multiple with repeated hole, and multiple circumferencial directions with repeated hole along lateral surface are laid； Knife handle includes: holder main body, and mounting hole is set on holder main body；Pacify equipped with cutterhead one end that holder main body closes on balancing loop Dress portion, the other end of holder main body are equipped with the installation axle connecting with lathe；Cutterhead includes: cutterhead pedestal and is fixed at cutterhead Grinding part on pedestal；Grinding part is in a ring；Circumferential direction along grinding part, grinding part are provided with multiple far from one end of cutterhead pedestal Chip space；The extending direction of chip space and the axial direction of grinding part are at an acute angle；Axial direction along grinding part, chip space through feed grinding portion. From this analysis, balancing loop is installed on knife handle in the cutter head assembly provided by the utility model with balancing loop, By in balancing loop with mounting in repeated hole, to adjust whole center of gravity that knife handle, cutterhead and balancing loop are formed Spatial position maintains it on the rotation axis of knife handle, to be conducive to maintain the equilibrium state in rotation process, effectively Guarantee that knife handle and cutterhead keep balancing well during rotation, and then effectively improves machining accuracy；Further, it is possible to reduce machine The generation of tool failure effectively extends the service life of knife handle.

It, both can be in addition, one end by grinding part far from cutterhead pedestal is provided with multiple chip spaces along the circumferential direction of itself Shed grinding when the heat that generates, and the grindstone dust generated when grinding can be discharged, ensure workpiece processing quality, The precision of grinding is improved, the service life of grinding part is also extended, and then is extended with balancing loop cutter head assembly Service life.By the way that the extending direction of chip space and the axial direction of grinding part be at an acute angle and chip space through feed grinding portion, with into One step improves the heat dissipation performance and further effectively discharge grindstone dust when grinding, to further improve grinding Precision and workpiece processing quality, also effectively increase grinding efficiency.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the schematic perspective view of the cutter head assembly provided by the embodiment of the utility model with balancing loop；

Fig. 2 is the configuration schematic diagram of the cutter head assembly provided by the embodiment of the utility model with balancing loop；

Fig. 3 is the side structure schematic view of the cutter head assembly provided by the embodiment of the utility model with balancing loop；

Fig. 4 is the schematic diagram of the section structure of the cutter head assembly provided by the embodiment of the utility model with balancing loop.

In figure: 1- cutterhead；11- cutterhead pedestal；The grinding part 12-；13- chip space；14- cools down fluid apertures；2- knife handle； 21- holder main body；22- cutterhead mounting portion；23- installation axle；3- balancing loop；31- ring body；32- matches repeated hole；4- is super Acoustic wave transducer；5- wireless power transmission device；51- receiving coil；52- receives magnetic core；53- support ring.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the system of indication or suggestion meaning or element must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, the indirect phase of intermediary can also be passed through Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned The concrete meaning of term in the present invention.

Fig. 1 is the schematic perspective view of the cutter head assembly provided by the embodiment of the utility model with balancing loop；Fig. 2 For the configuration schematic diagram of the cutter head assembly provided by the embodiment of the utility model with balancing loop；Fig. 3 is that this is practical new The side structure schematic view for the cutter head assembly with balancing loop that type embodiment provides；Fig. 4 mentions for the utility model embodiment The schematic diagram of the section structure of the cutter head assembly with balancing loop supplied.

As Figure 1-Figure 4, the utility model embodiment provides a kind of cutter head assembly with balancing loop, comprising: knife Disk 1, knife handle 2, and the balancing loop 3 being arranged on knife handle 2；Balancing loop 3 includes: ring body 31, and ring body 31 has opposite Medial surface and lateral surface, medial surface are used to surround the mounting hole at the middle part of ring body 31；Lateral surface be provided with it is multiple with repeated hole 32, and Multiple circumferencial directions with repeated hole 32 along lateral surface are laid；Knife handle 2 includes: holder main body 21, and mounting hole is set in holder main body On 21；One end that holder main body 21 closes on balancing loop 3 is equipped with cutterhead mounting portion 22, and the other end of holder main body 21 is equipped with and machine The installation axle 23 of bed connection；Cutterhead 1 includes: cutterhead pedestal 11 and the grinding part 12 that is fixed on cutterhead pedestal 11；Grinding Portion 12 is in a ring；Circumferential direction along grinding part 12, grinding part 12 are provided with multiple chip spaces 13 far from one end of cutterhead pedestal 11；Row The extending direction for considering slot 13 to be worth doing and the axial direction of grinding part 12 are at an acute angle；Axial direction along grinding part 12,13 through feed grinding portion 12 of chip space.

Compared with the existing technology, the cutter head assembly described in the utility model embodiment with balancing loop has following excellent Gesture:

In cutter head assembly provided by the embodiment of the utility model with balancing loop, as Figure 1-Figure 4, comprising: knife Disk 1, knife handle 2, and the balancing loop 3 being arranged on knife handle 2；Balancing loop 3 includes: ring body 31, and ring body 31 has opposite Medial surface and lateral surface, medial surface are used to surround the mounting hole at the middle part of ring body 31；Lateral surface be provided with it is multiple with repeated hole 32, and Multiple circumferencial directions with repeated hole 32 along lateral surface are laid；Knife handle 2 includes: holder main body 21, and mounting hole is set in holder main body On 21；One end that holder main body 21 closes on balancing loop 3 is equipped with cutterhead mounting portion 22, and the other end of holder main body 21 is equipped with and machine The installation axle 23 of bed connection；Cutterhead 1 includes: cutterhead pedestal 11 and the grinding part 12 that is fixed on cutterhead pedestal 11；Grinding Portion 12 is in a ring；Circumferential direction along grinding part 12, grinding part 12 are provided with multiple chip spaces 13 far from one end of cutterhead pedestal 11；Row The extending direction for considering slot 13 to be worth doing and the axial direction of grinding part 12 are at an acute angle；Axial direction along grinding part 12,13 through feed grinding portion 12 of chip space. From this analysis, balancing loop 3 is installed in the cutter head assembly provided by the embodiment of the utility model with balancing loop On knife handle 2, by, with mounting in repeated hole 32, being formed in balancing loop 3 with adjusting knife handle 2, cutterhead 1 and balancing loop 3 Whole center of gravity spatial position, maintain it on the rotation axis of knife handle 2, to be conducive to maintain in rotation process Equilibrium state, knife handle 2 is effectively ensured and cutterhead 1 keeps balancing well during rotation, so effectively improve processing essence Degree；Further, it is possible to reduce the generation of mechanical breakdown, effectively extend the service life of knife handle.

In addition, one end by grinding part 12 far from cutterhead pedestal 11 is provided with multiple chip spaces 13 along the circumferential direction of itself, Not only can shed grinding when the heat that generates, but also the grindstone dust generated when grinding can be discharged, ensure that workpiece adds Working medium amount improves the precision of grinding, also extends the service life of grinding part 12, and then extends with balancing loop The service life of cutter head assembly.By the way that the extending direction of chip space 13 and the axial direction of grinding part 12 be at an acute angle and chip space 13 Through feed grinding portion 12, to further increase the heat dissipation performance and further effectively discharge grindstone dust when grinding, thus into One step improves the precision and workpiece processing quality of grinding, also effectively increases grinding efficiency.

Wherein, the angle between the extending direction of chip space 13 and the axial direction of grinding part 12 can be 45 ° -80 °.Work as row When angle between the extending direction of bits slot 13 and the axial direction of grinding part 12 is in 45 ° -80 °, it both can effectively improve grinding and add The heat dissipation performance in working hour, and the grindstone dust generated when grinding can effectively be discharged, ensure workpiece processing quality and grinding Efficiency also improves the precision of grinding.

When practical application, as shown in figure 4, the inside of above-mentioned holder main body 21 is equipped with installation cavity, installation cavity physical efficiency is enough In placing ultrasonic transducer 4, ultrasonic transducer 4 can convert electrical energy into the mechanical energy of high frequency up and down motion, that is, in reality Cutterhead 1 not only does high speed rotary motion in the application process on border, but also does high-frequency up-down alternative motion, adds to reach ultra dense Work is conducive to the quality for improving finished surface, prolongs the service life；Also, the outside of above-mentioned holder main body 21 is equipped with wireless defeated Electric installation 5.

Wherein, above-mentioned ultrasonic transducer 4 includes: amplitude transformer and the piezoelectric vibrator and electricity that are arranged in the amplitude transformer Pole piece；The first end of amplitude transformer is provided with assembly flange, and amplitude transformer is connect by assembly flange with holder main body 21, amplitude transformer The mode that second end is connected through a screw thread is connect with cutterhead 1；Piezoelectric vibrator and electrode slice are arranged at the installation of holder main body 21 In cavity, and piezoelectric vibrator and the setting of electrode slice interval.Also, shock relieve vent can be offered on assembly flange, damping pore structure It can interfere with ultrasonic wave transmitting, keep the fitting surface of assembly flange without friction, can preferably obstruct the transmitting of ultrasonic vibration, reduce Energy loss；Above-mentioned shock relieve vent can be to be multiple, and multiple shock relieve vents are uniformly arranged along the circumferentially-spaced of assembly flange, thus dry The effect for disturbing ultrasonic wave transmitting is good, and the fitting surface of assembly flange is without friction, can preferably obstruct the transmitting of ultrasonic vibration, reduces Energy loss.

Specifically, the cutter head assembly provided by the embodiment of the utility model with balancing loop can also include: gland, should Side of the assembly flange far from piezoelectric vibrator is arranged in gland；When practical set, gland is connect with holder main body 21, and gland pressure It is closely assembled flange；And sealant, it is arranged between gland and assembly flange.

Further, as shown in Fig. 2, above-mentioned wireless power transmission device 5 may include: connecing of passing sequentially through that sealing is fixedly connected Take-up circle 51 receives magnetic core 52 and support ring 53.

Further, the cutter head assembly described in the utility model embodiment with balancing loop can also include: to adjust Regulating device, the regulating device can be installed on in repeated hole 32；Regulating device can be preferably column structure；Also, column knot Structure can have external screw thread, for matching with the internal screw thread with repeated hole 32.

Still further, above-mentioned cutterhead mounting portion may include: loop tray, the center of loop tray is equipped with round lock Column, and loop tray is equipped with locking hole；Cutterhead 1 can be arranged by knife handle interconnecting piece and is fixed on circular cylindrical configuration, and be passed through Locking hole is fixed, and circular cylindrical configuration can be used in positioning cutterhead 1；Meanwhile above-mentioned balancing loop 3 can be set in knife handle master On body 21, and fixed by jackscrew and loop tray.

When practical application, as shown in figure 4, above-mentioned cutterhead pedestal 11 includes base platform portion and pedestal interconnecting piece；Along grinding The axial direction in portion 12, base platform portion, pedestal interconnecting piece and grinding part 12 are fixedly connected sequentially；Also, said base platform part is set It is equipped at least one cooling fluid apertures 14；The cooling fluid apertures 14 runs through base platform portion, and connects with the internal cavities of pedestal interconnecting piece It is logical.By cooling fluid apertures 14 to improve the heat-sinking capability of cutterhead 1, so that the heat generated when grinding can be arranged effectively Out, to effectively improve the service life of grinding part 12.

Optionally, multiple cooling fluid apertures 14 are using the axial direction in base platform portion as center axis, and multiple cooling fluid apertures 14 are uniform Setting；So that the heat dissipation of cutterhead 1 is more uniform, and then ensure the service life of the grinding part 12 of cutterhead 1.

Wherein, there is cutting edge at the notch of above-mentioned chip space 13, and the cutting edge and grinding part 12 perpendicular to axial direction Between the basil of the basil between 55 ° -90 ° namely cutting edge and the radial direction of grinding part 12 be 55 ° -90 °.Pass through difference The basil, the precision of workpiece surface can be improved, and reduce the cutting collision between cutting edge and workpiece and the vibration that generates.

Optionally, cutting edge and grinding part 12 perpendicular to the basil between axial direction for example can for 55 °, 60 °, 70 °, 85 ° or 90 ° or other angles.Cutting edge and grinding part 12 perpendicular to the basil between axial direction, can be according to the material of workpiece Depending on the factors such as the machining accuracy that matter, workpiece require.

Specifically, above-mentioned grinding part 12 is provided with diamond grit for the surface of contact workpiece.Due to diamond gravel It is capable of providing good hardness and wear-resisting property, to ensure the service life of grinding part 12.

The present embodiment in order to better understand has carried out cutterhead performance test below:

Processing object: 100mm × 100mm glass surface；

Test and comparison cutter: choose normal diamond sharpening disk, without chip space cutterhead, have chip space without cutting angle of throat Disk has chip space to have cutting edge cutterhead (basil of cutting edge is 90 degree), have chip space to have the cutting edge cutterhead (basil of cutting edge Be 70 degree), there is chip space to have cutting edge cutterhead (basil of cutting edge is 60 degree) each ten that cutter is tested.

It should be noted that the grinding part diameter of above-mentioned test cutterhead is identical namely cutterhead is straight in the grinding of glass surface Diameter is identical.

Test table

The utility model embodiment provides a kind of design method of balancing loop again:

Wherein, d indicates the aperture for matching repeated hole, and D1 indicates that the outer diameter of the ring body, D2 indicate the internal diameter of the ring body, L indicates that the axial length of the ring body, W indicate the ring width of the ring body.

Step S01, determine that the outer diameter D 1 of ring body, the outer diameter D 1 of ring body are equal to 1.1-1.3 times of knife handle outer diameter；

Step S02, determine that the internal diameter D2 of ring body, the internal diameter D2 and knife handle crest clearance of ring body cooperate, grade of tolerance H8 Or H10；

Step S03, the width W=D1-D2 of ring body is determined；

Step S04, the axial length L of ring body is determined, the axial length of ring body is equal to the axial direction of 0.10-0.13 times of knife handle Length；

Step S05, the aperture d, d=0.5L+0.02D+0.2W+0.1 for matching repeated hole are determined.

The utility model embodiment provides a kind of using balancing loop adjustment knife handle/cutterhead center of gravity method again:

Number of the balancing loop side with repeated hole is 24 or 30 or 36；There are five types of regulating device of the insertion with repeated hole Specification, weight can be respectively 0.1g, 0.2g, 0.3g, 0.4g, 0.5g.

By taking 30 balancing loops with repeated hole as an example, specific regulating step is as follows:

Step S10, dynamic balancing ring set is installed on knife handle clearance fit；

Step S20, the regulating device of 4 0.3g is installed on in repeated hole, one is installed every an angle of 90 degrees, due to gap Cooperation, regulating device withstand knife handle and also act as the effect that balancing loop is fixed on to knife handle；

Step S30, knife handle component/cutter head assembly center of gravity is tested using barycenter test instrument, first time is enabled to measure Laying particular stress on position is the first weighting position, and the weighting amount measured for the first time is the first weighting amount；

Step S40, the first weighting amount at position is laid particular stress on according to first measured, if first lays particular stress on position in step S20 Some position in 4 regulating devices of installation, then corresponding regulating device here of dismantling, is surveyed using barycenter test instrument Knife handle component/cutter head assembly center of gravity is tried, enabling second of weighting amount measured is the second weighting amount；According to the second weighting amount The corresponding combination installation of size or five kinds of weight specifications of disassembly regulating device；

Step S50, the weighting amount at position is laid particular stress on according to first measured, if first lays particular stress on position not in step S20 peace Any one of 4 regulating devices of dress position, then being installed according to the opposite that the first weighting amount is laid particular stress at position first The regulating device of dimension；

Step S60, step S40, step S50 are repeated until knife handle component/cutter head assembly center of gravity and knife handle are axially coincident.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (10)

1. a kind of cutter head assembly with balancing loop characterized by comprising knife handle, the cutterhead being connect with the knife handle, with And the balancing loop on the knife handle is set；

The balancing loop includes: ring body, and the ring body has opposite medial surface and lateral surface, and the medial surface is for surrounding The mounting hole at the middle part of the ring body；The lateral surface be provided with it is multiple with repeated hole, and it is multiple it is described with repeated hole along the outside The circumferencial direction in face is laid；

The knife handle includes: holder main body, and the mounting hole is set on the holder main body；The holder main body closes on described One end of balancing loop is equipped with cutterhead mounting portion, and the other end of the holder main body is equipped with the installation axle connecting with lathe；

The cutterhead includes: cutterhead pedestal and the grinding part that is fixed on the cutterhead pedestal；The grinding part is in a ring； Circumferential direction along the grinding part, the grinding part are provided with multiple chip spaces far from one end of the cutterhead pedestal；The chip removal The extending direction of slot and the axial direction of the grinding part are at an acute angle；Axial direction along the grinding part, the chip space run through the mill Cut portion.

2. the cutter head assembly according to claim 1 with balancing loop, which is characterized in that the inside of the holder main body Equipped with installation cavity, for placing ultrasonic transducer, the ultrasonic transducer can convert electrical energy into the installation cavity For mechanical energy；

The outside of the holder main body is equipped with wireless power transmission device.

3. the cutter head assembly according to claim 2 with balancing loop, which is characterized in that the ultrasonic transducer packet It includes: amplitude transformer and the piezoelectric vibrator and electrode slice that are arranged in the amplitude transformer；

The first end of the amplitude transformer is provided with assembly flange, and the amplitude transformer passes through the assembly flange and the holder main body Connection, the mode that the second end of the amplitude transformer is connected through a screw thread are connect with the cutterhead；

The piezoelectric vibrator and the electrode slice are arranged in the installation cavity body of the holder main body, and the piezoelectricity shakes The setting of sub and described electrode slice interval.

4. the cutter head assembly according to claim 3 with balancing loop, which is characterized in that further include: gland, the pressure Side of the assembly flange far from the piezoelectric vibrator is arranged in lid；The gland is connect with the holder main body, and described Gland compresses the assembly flange.

5. the cutter head assembly according to claim 2 with balancing loop, which is characterized in that the wireless power transmission device packet It includes: passing sequentially through receiving coil, reception magnetic core and support ring that sealing is fixedly connected.

6. the cutter head assembly according to any one of claims 1-5 with balancing loop, which is characterized in that further include: Regulating device, the regulating device are installed on described in repeated hole；

The regulating device is column structure；The column structure have external screw thread, for the internal screw thread phase with repeated hole Cooperation.

7. the cutter head assembly according to claim 1 with balancing loop, which is characterized in that the cutterhead mounting portion packet Include: loop tray, the center of the loop tray is equipped with circular cylindrical configuration, and the loop tray is equipped with locking hole；

The cutterhead is arranged by the knife handle interconnecting piece and is fixed on the circular cylindrical configuration, and is fixed by the locking hole, The circular cylindrical configuration can be used in positioning the cutterhead；

The balancing loop is set on the holder main body, and is fixed by jackscrew and the loop tray.

8. the cutter head assembly according to claim 1 with balancing loop, which is characterized in that the cutterhead pedestal includes base Seat platform part and pedestal interconnecting piece；Axial direction along the grinding part, the base platform portion, the pedestal interconnecting piece and the mill The portion of cutting is fixedly connected sequentially；

The base platform portion is provided at least one cooling fluid apertures；The cooling fluid apertures run through the base platform portion, and with The connects with the internal cavities of the pedestal interconnecting piece.

9. the cutter head assembly with balancing loop according to claim 1 or 8, which is characterized in that the slot of the chip space Mouthful place has cutting edge, and the cutting edge and the grinding part is 55 ° -90 ° perpendicular to the basil between axial direction.

10. the cutter head assembly according to claim 9 with balancing loop, which is characterized in that the grinding part is for connecing The surface of touching workpiece is provided with diamond grit.