CN213637521U

CN213637521U - High-power servo driver

Info

Publication number: CN213637521U
Application number: CN202022455467.9U
Authority: CN
Inventors: 胡智勇; 胡秀文
Original assignee: Suzhou Weichuang Electrical Technology Co ltd
Current assignee: Suzhou Weichuang Electrical Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-06
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a high-power servo driver belongs to driver technical field. The utility model discloses a high-power servo driver includes rectifier module, contravariant module and heat radiation module, heat radiation module includes fan and heat dissipation channel, heat dissipation channel with the fan links to each other, heat dissipation channel includes first installation face and second installation face, first installation face with second installation face sets up relatively, be provided with the rectifier radiator on the first installation face, rectifier module set up in on the rectifier radiator, be provided with the contravariant radiator on the second installation face, the contravariant module set up in on the contravariant radiator. The utility model discloses a high-power servo driver structure is compacter, narrower, more slender that the driver can be done, is fit for operating mode trade switch board and other electrical equipment's installation requirement.

Description

High-power servo driver

Technical Field

The utility model relates to a driver technical field, concretely relates to high-power servo driver.

Background

Along with the requirements of national industrial policy upgrading and energy conservation and consumption reduction, the requirements of enterprises on product competitiveness, equipment adaptability, production efficiency, cost, processing precision, energy consumption indexes and the like of the manufacturing industry are higher and higher, and the servo system plays a greater role in improving the product competitiveness in the application environment with high precision and high dynamic response.

The structure of the servo driver mainly comprises a rectifying component, an inversion component, a connecting component and a heat dissipation component, wherein the rectifying component converts the alternating current form of a mains supply into direct current, the inversion component converts the direct current into an expected alternating current form, the rectifying component is connected with the inversion component through the connecting component, and the heat dissipation component is used for discharging heat generated by the work of the rectifying component and the operation of the inversion component.

The servo driver who uses commonly uses mainly adopts the form of arranging of layering from top to bottom, for example, radiator unit sets up in the lower floor, and rectifier unit sets up in the upper strata with contravariant subassembly, radiator unit's top promptly, and this kind of structural style is not very reasonable to the overall arrangement of each subassembly, leads to servo driver's whole volume great, and along with people's volume requirement to servo driver is higher and higher, servo driver of this kind of structural style has been difficult to satisfy the demand.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough of prior art, the embodiment of the utility model provides a high-power servo driver, can be with the driver more slender, be fit for the demand of operating mode trade switch board and other electrical equipment installations.

In order to achieve the above object, the embodiment of the utility model provides a high-power servo driver, including rectifier module, contravariant module and heat dissipation module, heat dissipation module includes fan and heat dissipation channel, heat dissipation channel with the fan links to each other, heat dissipation channel includes first installation face and second installation face, first installation face with the second installation face sets up relatively, be provided with rectifier radiator on the first installation face, rectifier module set up in on the rectifier radiator, be provided with contravariant radiator on the second installation face, contravariant module set up in on the contravariant radiator.

Optionally, the rectifying radiator includes a first heat dissipation plate and a plurality of first heat dissipation fins arranged on the first heat dissipation plate, a first opening is arranged on the first mounting surface, the first heat dissipation plate is arranged on the first mounting surface, and the plurality of first heat dissipation fins are arranged in the heat dissipation channel through the first opening;

the inversion radiator comprises a second radiating plate and a plurality of second radiating fins arranged on the second radiating plate, a second opening is formed in the second mounting surface, the second radiating plate is arranged on the second mounting surface, and the second radiating fins pass through the second opening and are arranged in the radiating channel.

Optionally, the heat dissipation channel further includes a third mounting surface, and an electrical connection assembly is disposed on the third mounting surface.

Optionally, the electrical connection assembly includes:

the power supply access module is connected with the rectification module;

one end of the middle connecting module is connected with the rectifying module, and the other end of the middle connecting module is connected with the inverting module; and

the motor access module is connected with the inversion module;

the power supply access module is arranged on one side, close to the rectification module, of the third mounting surface, and the motor access module is arranged on one side, close to the inversion module, of the third mounting surface.

Optionally, the intermediate connection module includes a direct current contactor, a third opening is provided on the third mounting surface, and the bottom of the direct current contactor is embedded into the heat dissipation channel through the third opening.

Optionally, a power panel is further arranged on the first mounting surface, a control panel is arranged on one side, facing the third mounting surface, of the power panel, and the power panel is connected with the inverter module through a drive board.

Optionally, a braking module is further arranged on the second mounting surface, one end of the braking module is connected with the rectifying module, and the other end of the braking module is connected with the motor access module.

Optionally, one end of the heat dissipation channel, which is far away from the fan, is further provided with a ventilation cavity, one end of the ventilation cavity is communicated with the heat dissipation channel, the other end of the ventilation cavity is provided with a ventilation opening, a filtering protection module is installed in the ventilation cavity, and the filtering protection module is connected with the inversion module.

Optionally, still include the casing, the casing includes bottom plate, maincenter part and face lid, the bottom plate is located heat dissipation channel's bottom, maincenter part includes first curb plate, second curb plate and a pair of end plate, first curb plate is located rectifier module's the outside, the second curb plate is located inverter module's the outside, it is a pair of the end plate is located respectively the both ends of third installation face, the face lid is located the upper portion of maincenter part.

Optionally, the face cover is provided with a notch at a position of the control panel, the lower portion of the face cover is further provided with a middle plate, the control panel is provided with a port and a display component, the middle plate is provided with a port protection cover at the position of the notch, and the middle plate is provided with a rotary lens at the position of the display component.

The utility model has the advantages that:

the utility model discloses a high-power servo driver, through setting up rectifier module and contravariant module respectively on two relative sides of heat dissipation channel to respectively through rectifier radiator and contravariant radiator intercommunication heat dissipation channel, make the structural layout of driver more reasonable, can make the structure of driver compacter, narrower, more slender that the driver can be done, be fit for operating mode trade switch board and other electrical equipment's installation requirement.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for a person skilled in the art that other drawings can be obtained according to the drawings without inventive exercise, wherein:

fig. 1 is a schematic cross-sectional structure diagram of a high-power servo driver in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a viewing angle of a high-power servo driver according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the high-power servo driver according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a view angle of a heat dissipation module according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of another view angle of the heat dissipation module in the embodiment of the present invention;

fig. 6 is a schematic diagram of the overall structure of the high-power servo driver according to the embodiment of the present invention;

fig. 7 is a schematic diagram of a split structure of a high-power servo driver according to an embodiment of the present invention.

Wherein the correspondence between the reference numbers and the names of the components in fig. 1 to 7 is:

100. a fan; 110. a heat dissipation channel; 111. a first mounting surface; 112. a second mounting surface; 113. a third mounting surface; 114. mounting an end face; 1100. a ventilation chamber; 1101. a vent; 1102. a filtering protection module; 1103. a laminated busbar; 1104. a voltage-sharing resistor; 1110. a first opening; 1120. a second opening; 1130. a third opening; 200. a rectifying radiator; 201. a first heat dissipation plate; 202. a first heat radiation fin; 210. an inverter radiator; 211. a second heat dissipation plate; 212. a second heat radiation fin; 3. A power access terminal; 30. RST is input into a copper bar; 4. a motor wiring terminal; 40. UVWT copper bars; 405. A rectifier bridge; 50. a surge absorbing plate; 6. an IGBT; 60. an absorption capacitance; 7. a DC contactor; 70. A pre-charge and discharge resistor; 8. a power panel; 80. a control panel; 81. a drive plate; 82. a current sensor; 83. braking the IGBT; 9. a housing; 900. a base plate; 910. a hub member; 920. a face cover; 930. a middle plate; 901. a bending part; 911. a first side plate; 912. a second side plate; 921. a notch; 913. an end plate; 931. a port protection cover; 932. the lens is rotated.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The invention is described in further detail below with reference to the following figures and detailed description:

referring to fig. 1 to 5, the embodiment of the utility model discloses a high-power servo driver, mainly include rectifier module, contravariant module and heat dissipation module, wherein heat dissipation module includes fan 100 and heat dissipation channel 110, heat dissipation channel 110 links to each other with fan 100, heat dissipation channel 110 includes first installation face 111 and second installation face 112, first installation face 110 sets up with second installation face 112 relatively, be provided with rectifier radiator 200 on the first installation face 110, rectifier module sets up on rectifier radiator 200, be provided with contravariant radiator 210 on the second installation face 112, contravariant module sets up on contravariant radiator 210.

The rectifying module and the inversion module are main heating modules in the servo driver, the rectifying module and the inversion module are arranged on the same plane in a conventional way, the rectifying module and the inversion module are simultaneously cooled through the cooling module, the overall width of the servo driver is too wide, in the embodiment, the rectifying module and the inversion module are distributed around the cooling module as the center, namely, the rectifying module and the inversion module are respectively arranged on two opposite side surfaces of the cooling channel 110 and are respectively connected with the cooling channel 110 through the rectifying radiator 200 and the inversion radiator 210, the heat dissipation of the rectifying module and the inversion module is realized, so that the structure of the driver is more reasonable and compact, the driver can be more slender, and the requirements of installation of power distribution cabinets and other electrical equipment in the industrial control industry are met.

According to an embodiment of the present invention, the rectifying radiator 200 includes a first heat dissipating plate 201 and a plurality of first heat dissipating fins 202, the first mounting surface 111 is provided with a first opening 1110, the first heat dissipating plate 201 is disposed on the first mounting surface 111, and the first heat dissipating fins 202 are disposed in the heat dissipating channel 110 via the first opening 1110; the inverter heat sink 210 includes a second heat sink 211 and a plurality of second heat fins 212, a second opening 1120 is disposed on the second mounting surface 112, the second heat sink 211 is disposed on the second mounting surface 112, and the plurality of second heat fins 212 are disposed in the heat dissipation channel 110 through the second opening 1120. It is understood that, in operation, the fan 100 operates to generate a directional airflow in the heat dissipation channel 110, and heat generated by the rectifier module and the inverter module during operation is conducted to the first heat dissipation fin 202 and the second heat dissipation fin 212, respectively, and then is taken away by the airflow in the heat dissipation channel 110.

In one particular example, fan 100 is selected to be a dc fan, which uses outward extraction.

According to an embodiment of the present invention, the heat dissipation channel 110 further includes a third mounting surface 113, on which an electrical connection assembly is disposed. Specifically, the heat dissipation channel 110 may be selected to be a rectangular parallelepiped structure, that is, the first mounting surface 111 and the second mounting surface 112 may be selected to be the left and right side surfaces of the heat dissipation channel 110, and the third mounting surface 113 may be selected to be the top surface of the heat dissipation channel 110, and the electrical connection assembly is disposed on the third mounting surface 113, so that the space corresponding to each side surface of the heat dissipation channel 110 is reasonably utilized, and the structure of the driver is more compact and the layout is more reasonable.

According to the utility model discloses an embodiment, electric coupling assembling mainly includes the power access module, intermediate junction module and motor access module, the output of power access module links to each other with rectifier module's input, intermediate junction module's input links to each other with rectifier module's output, intermediate junction module's output links to each other with motor access module, wherein, power access module locates one side that is close to rectifier module (being first installation face 111) on third installation face 113, motor access module locates one side that is close to contravariant module (being second installation face 112) on third installation face 113.

It can be understood, in the embodiment of the utility model, the servo driver adopts the form of using heat dissipation channel 110 to carry out the overall arrangement as the center, set up rectifier module on heat dissipation channel 110's first installation face 111, set up the contravariant module on heat dissipation channel 110's second installation face 112, adopt heat dissipation channel 110's third installation face 113 to arrange the intermediate junction module, make rectifier module and contravariant module realize electric connection, servo driver's structure is more reasonable, satisfy the requirement of elongate structure, thereby be more suitable industrial control industry switch board, do benefit to the requirement of cabinet body space and other electrical equipment installation, furthermore, the essential element is respectively in heat dissipation channel 110's the outside, compare with the structure that a traditional direction was piled up, convenient to detach and maintenance, installation and maintenance.

The following detailed description is made in conjunction with a specific example of the present invention, and it should be noted that the present example is only a feasible implementation, and when the implementation is actually implemented, the adaptive changes can be performed on the part and the whole of the implementation, and it should be considered that the present example belongs to the protection scope of the present invention.

The power supply access module mainly comprises a power supply wiring terminal 3, and the power supply wiring terminal 3 is used for being connected with the output of the power distribution cabinet and inputting power supply to the driver. The motor access module mainly comprises a motor wiring terminal 4, and the motor wiring terminal 4 is used for connecting a motor so as to output a driving signal to the motor. In an alternative embodiment, the power connection terminal 3 and the motor connection terminal 4 are disposed on the third mounting surface 113 and are disposed along the same straight line on the third mounting surface 113, wherein the power input terminal 3 is disposed on a side close to the first mounting surface 111, and the motor connection terminal 4 is disposed on a side close to the second mounting surface 112, so as to reduce a distance between the power input terminal 3 and the rectifier module and a distance between the motor connection terminal 4 and the inverter module.

Optionally, the rectifier module mainly includes a rectifier bridge 5, an input end of the rectifier bridge 5 is connected to an output end of the power connection terminal 3, the rectifier bridge 5 is configured to convert an alternating current accessed by the power distribution cabinet into a direct current, an output end of the power connection terminal 3 is connected to a RST input copper bar 30, the RST input copper bar 30 is arranged in a bending manner, a portion of the RST input copper bar 30 is flatly attached to the third mounting surface 113, another portion of the RST input copper bar 30 is flatly attached to the first mounting surface 111, an input end of the rectifier bridge 5 is further provided with a surge absorption plate 50, a peak exceeding a preset amplitude in the input alternating current is absorbed by the surge absorption plate 50, and therefore the rectifier bridge 5 is protected.

Optionally, the inverter module mainly includes an IGBT6, and the IGBT6 is configured to perform carrier processing on the received direct current to form a required alternating current. The output end of the IGBT6 is connected with the motor wiring terminal 4 through a UVWT copper bar 40, and the UVWT copper bar 40 can also be selected to be respectively attached to the third mounting surface 113 and the second mounting surface 112 in a bending mode.

Rectifier bridge 5 and IGBT6 realize being connected through the intermediate junction module, and optionally, the intermediate junction module mainly includes direct current contactor 7, and wherein, the connection between each part is realized through the copper bar. Since the dc contactor 7 generates relatively much heat during operation, in the present embodiment, the third opening 1130 is provided on the third mounting surface 113, and the bottom of the dc contactor 7 extends into the heat dissipation channel 110 through the third opening 1130, so as to simultaneously dissipate heat of the dc contactor 7. In the preferred embodiment, the dc contactor 7 is coupled with a pre-charge and discharge resistor 70 to provide a buffer function.

Optionally, the IGBT6 is provided with a snubber capacitor 60 to protect the current of the IGBT 6.

According to the utility model discloses an embodiment, still be provided with power strip 8 on first installation face 111, power strip 8 still is provided with control panel 80 towards one side of third installation face 113, links to each other through drive plate 81 between power strip 8 and the contravariant module.

In a specific example, the control board 80 receives the control signal to drive the power board 8 to operate, and the power board 8 drives the IGBT6 to operate through the driving board 81, and then outputs the driving signal to drive the motor to operate.

A current sensor 82 is arranged on a connecting copper bar between the IGBT6 and the motor wiring terminal 4, and the current sensor 82 is used for detecting a current signal output to the motor so as to obtain a feedback signal according to the current signal, thereby realizing feedback control.

According to an embodiment of the utility model, still be provided with braking IGBT83 on first installation face 111 to when the motor stop work, the energy in the buffering driver circuit avoids damaging the circuit. The brake circuit of the servo driver belongs to the conventional design in the field, and the description of the utility model is omitted.

According to the utility model discloses an embodiment, the one end that fan 100 was kept away from to heat dissipation channel 110 (being heat dissipation channel 110's end) still is provided with ventilation cavity 1100, and ventilation cavity 1100's one end and heat dissipation channel 110 communicate, and ventilation cavity 1100's the other end is equipped with vent 1101, installs filtering protection module 1102 in ventilation cavity 1101, and wherein, filtering protection module 1102 links to each other with the contravariant module to realize overload protection.

Specifically, the filter protection module 1102 is configured as a filter capacitor, the filter capacitor may be selected as a cylindrical capacitor or a capacitor with other elongated structures, and an axial direction of the filter capacitor is perpendicular to a ventilation direction of the heat dissipation channel 110, so as to achieve heat dissipation of the filter capacitor through ventilation and heat dissipation of the heat dissipation channel 110. In this embodiment, the filter capacitor is connected to the IGBT6 through the laminated busbar 1103, and the filter capacitor is provided with the equalizing resistor 1104.

In the embodiment of the present invention, in the length direction of the servo driver, at the foremost end of the servo driver, the first mounting surface 111 is mounted with the power board 8 and the driving board 81, the side of the power board 8 facing the third mounting surface 113 is connected with the control board 80, the servo driver is used for mounting the fan 100 at the foremost end intermediate space and the corresponding side facing the second mounting surface 112, i.e. it can be understood that the fan 100 and the power board 8 are located at the same or substantially the same position in the length direction of the servo driver, the rearmost end of the servo driver is mounted with the filtering protection module 1102, the servo driver is mounted with the rectifying module and the inverter module at the middle part in the length direction, and the rectifying module is disposed on the first mounting surface 111, the inverter module is disposed on the second mounting surface 112, the electrical connection assembly is disposed on the third mounting surface 113, and the copper bar for connecting the rectifying, these copper bars mainly concentrate on the middle part on servo driver length direction, and the copper bar mainly adopts the form of bending and laminating on the driver surface to reduce the occupation of volume, power binding post 3 is close to first installation face 111 one side and sets up, and motor binding post 4 is close to second installation face 112 one side and sets up, thereby can simplify the circuit, saves the consumption of copper bar, rationally reduces the volume of driver.

As shown in fig. 4 to 7, according to an embodiment of the present invention, the servo driver further includes a housing 9, wherein the housing 9 includes a bottom plate 900, a hub part 910, and a face cover 920. The bottom plate 900 is disposed at the bottom of the heat dissipation channel 110, the central component 910 includes a first side plate 911, a second side plate 912 and a pair of end plates 913, the first side plate 911 is disposed at the outer side of the rectifier module, the second side plate 912 is disposed at the outer side of the inverter module, the pair of end plates 912 are disposed at two ends of the third mounting surface 113, and the surface cover 912 covers the upper portion of the central component 910.

When mounting, the heat dissipation channel 110 and the bottom plate 900 are connected together, or alternatively, the bottom plate 900 may be used as the bottom surface of the heat dissipation channel 110. Optionally, the bottom plate 900 is provided with bending portions 901 on the left and right sides of the heat dissipation channel 110, the bending portions 901 are bent toward each other, the front end and the rear end of the heat dissipation channel 110 are respectively provided with the mounting end surfaces 114, and the bending portions 901 are fastened to the bottoms of the mounting end surfaces 114 through screws after being bent.

The center member 910 includes a first side plate 911, a second side plate 912, and a pair of end plates 913, wherein the center member 910 is first connected to each other by the first side plate 911, the second side plate 912, and the pair of end plates 913 to form an integral structure, i.e., a structure with an open bottom, an open top, and open front and rear end portions. During installation, after the bottom plate 900 is installed, the center member 910 is installed, wherein the pair of end plates 913 are respectively arranged at two ends of the third installation surface 113, so that a raised space is formed between the top of the pair of end plates 913, the top of the first side plate 911, the top of the second side plate 912 and the top of the center member 910 for accommodating an electrical connection assembly installed on the third installation surface 113, the first side plate 911 is respectively fastened and connected with the installation end surfaces 114 at the front end and the rear end of the heat dissipation channel 110 through screws, and the bent portion 901 is fastened and connected with the bottom of the first side plate 911 through a plurality of screws along the length direction of the servo driver; the bottoms of the pair of end plates 913 are fastened with the tops of the heat dissipation channels 110 by screws, respectively. The first side plate 911 has a certain distance from the first mounting surface 111, and the second side plate 912 has a certain distance from the second mounting surface 112, so as to mount components such as a rectifier module and an inverter module.

The top of the bending portion 901 extends out of the first side plate 911 and the heat dissipation module, a hoisting hole is formed in the extending portion of the bending portion 901, and when the servo driver is installed, hoisting of the servo driver is achieved through the hoisting hole.

The cover plate 920 covers the upper portion of the hub member 910 to seal the upper portion of the hub member 910 to form a completed case 9 for protecting the internal electrical components such as the rectifier module and the inverter module. On the central component 910, one end plate 913 is provided with a slot, the cover plate 920 is provided with an L-shaped buckle at a position corresponding to the slot, and the other end of the cover plate 920 is fastened with the other end plate 913 through a screw.

According to an embodiment of the present invention, the housing 9 further includes a middle plate 930, the middle plate 930 is first installed on the top of the hub part 910 before the cover plate 920 is installed, and the position of the middle plate 930 corresponds to the position of the control board 80. One end of the middle plate 930 is provided with a port protection cover 931, it can be understood that the control board 80 is arranged from the power board 8 toward the third mounting surface 113, a port for connecting with an external control circuit is arranged at the top of the control board 80, in this embodiment, the port protection cover 931 is located at the port of the upper cover of the control board 80 for protecting the port on the control board 80, optionally, a rotary lens 932 is further arranged on the middle plate 930, wherein the upper part of the control board 80 is provided with a display screen and a control button, after the middle plate 930 is mounted, the rotary lens 932 is located above the display screen and the control button, one end of the rotary lens 932 is provided with a rotating shaft, the rotary lens 932 can rotate around the rotating shaft, so that the rotary lens 932 can realize opening and closing actions, and when the rotary lens 932 is opened, the display screen and the control button below. In this embodiment, the surface cover 920 is provided with a notch 921 corresponding to the positions of the port protection cover 931 and the rotary lens 932, so that the port protection cover 931 and the rotary lens 932 can be exposed after installation.

The embodiment of the utility model provides an in, casing 9's major structure mainly adopts high quality high environmental protection galvanized steel sheet, through the number towards, bend the back, through rivet pulling equipment concatenation, does not have welding, polishes, spraying technology, and environmental protection more, production efficiency is higher.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The high-power servo driver is characterized by comprising a rectifying module, an inversion module and a heat dissipation module, wherein the heat dissipation module comprises a fan and a heat dissipation channel, the heat dissipation channel is connected with the fan and comprises a first installation surface and a second installation surface, the first installation surface and the second installation surface are oppositely arranged, a rectifying radiator is arranged on the first installation surface, the rectifying module is arranged on the rectifying radiator, the inversion radiator is arranged on the second installation surface, and the inversion module is arranged on the inversion radiator.

2. High power servo driver according to claim 1,

the rectifying radiator comprises a first radiating plate and a plurality of first radiating fins arranged on the first radiating plate, a first opening is formed in the first mounting surface, the first radiating plate is arranged on the first mounting surface, and the plurality of first radiating fins are arranged in the radiating channel through the first opening;

3. The high power servo driver of claim 1, wherein the heat sink channel further comprises a third mounting surface, the third mounting surface having an electrical connection assembly disposed thereon.

4. The high power servo drive of claim 3, wherein the electrical connection assembly comprises:

the power supply access module is connected with the rectification module;

the motor access module is connected with the inversion module;

5. The high-power servo driver as claimed in claim 4, wherein the intermediate connection module comprises a dc contactor, the third mounting surface is provided with a third opening, and a bottom of the dc contactor is embedded into the heat dissipation channel through the third opening.

6. The high-power servo driver as claimed in claim 5, wherein a power board is further disposed on the first mounting surface, a control board is disposed on a side of the power board facing the third mounting surface, and the power board is connected to the inverter module through the drive board.

7. The high power servo driver as claimed in claim 4, wherein a brake module is further disposed on the second mounting surface, one end of the brake module is connected to the rectifier module, and the other end of the brake module is connected to the motor access module.

8. The high-power servo driver as claimed in claim 1, wherein a ventilation chamber is further disposed at an end of the heat dissipation channel away from the fan, one end of the ventilation chamber is communicated with the heat dissipation channel, a ventilation opening is disposed at the other end of the ventilation chamber, and a filter protection module is mounted in the ventilation chamber and connected to the inverter module.

9. The high power servo driver of claim 6, further comprising a housing, wherein the housing comprises a bottom plate, a central component and a cover, the bottom plate is disposed at the bottom of the heat dissipation channel, the central component comprises a first side plate, a second side plate and a pair of end plates, the first side plate is disposed at the outer side of the rectification module, the second side plate is disposed at the outer side of the inversion module, the pair of end plates are disposed at two ends of the third mounting surface, and the cover is disposed at the upper portion of the central component.

10. The high power servo driver of claim 9, wherein the face cover has a notch at the position of the control board, the lower portion of the face cover further has a middle plate, the control board has a port and a display component, the middle plate has a port protection cover at the position of the notch, and the middle plate has a rotary lens at the position of the display component.