CN209184896U - A kind of servo-driver shell and servo-driver - Google Patents
A kind of servo-driver shell and servo-driver Download PDFInfo
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- CN209184896U CN209184896U CN201821581275.9U CN201821581275U CN209184896U CN 209184896 U CN209184896 U CN 209184896U CN 201821581275 U CN201821581275 U CN 201821581275U CN 209184896 U CN209184896 U CN 209184896U
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- driver
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Abstract
The utility model discloses a kind of servo-driver shell and servo-drivers.The servo-driver shell and servo-driver of the utility model include: pedestal, the pedestal includes pedestal bottom plate and pedestal center, the pedestal center is vertically mounted on the pedestal bottom plate, control panel and driving plate installation hole location are provided on the pedestal, control panel and driving plate are installed hole location by control panel installation hole location and driving plate and be fixed on pedestal；Front shroud, the front shroud are mounted on the pedestal；Back shroud, the back shroud are mounted on the pedestal；Upper cover plate, the upper cover plate are mounted on the top of pedestal center and are fixed by front shroud and back shroud.The servo-driver shell and servo-driver of the utility model are simple and reasonable and the connection of each component is compact, and heat dissipation performance is good.
Description
Technical field
The utility model relates to servo-driver fields, drive in particular to a kind of servo-driver shell and servo
Dynamic device.
Background technique
AC servo is a kind of closed-loop control system of control motor rotation, has high dynamic performance, high position essence
The features such as degree, good low speed torque performance.Servo-driver therein is a kind of critical function component of AC servo,
Servo-driver is also known as servo controller or servo amplifier, for receiving the instruction of servo upper-level control system sending, precisely
Ground controls motor rotation.
Servo-driver belongs to electronic product, constantly carries out energy conversion in the work course, what energy was constantly converted
In the process can be lossy, and wherein most loss is converted into heat and sheds.The accumulation of heat will affect the fortune of heater element
Row performance, and component life can be caused to reduce sharply because temperature is excessively high.
Servo-driver can be considered a kind of special frequency converter, basic, frequency converter mainly by rectify (AC to DC),
The compositions such as filtering, inversion (direct current becomes exchange), brake unit, driving unit, control unit.IGBT is cut-off frequency converter close to the inner portion
To adjust the voltage and frequency of out-put supply, supply voltage required for providing it according to the actual needs of motor, Jin Erda
To the purpose of energy conservation, speed regulation.
The internal temperature of servo-driver other than being influenced by the selection of the design of circuit and components, it is main also and shell
The design of body is related, and therefore, it is necessary to a kind of reasonable in design, the servo-driver shells and servo-drive of perfect heat-dissipating
Device is accelerated heat and is distributed, reduces servo-driver internal temperature.
Utility model content
In order to overcome existing servo-driver, structure is complicated, the defect of heat-sinking capability difference, and the utility model provides one kind
Servo-driver shell and servo-driver, the servo-driver shell and servo-driver are simple and reasonable, and each component connects
Connect compact, heat dissipation performance is good, has good practicability in actual use.
Correspondingly, the utility model embodiment provides a kind of novel servo actuator housing, the servo-driver shell
Body and servo-driver include:
Pedestal, the pedestal include pedestal bottom plate and pedestal center, and the pedestal center is vertically fixed on the pedestal bottom
On plate；The pedestal center built-in type is equipped with cast aluminium radiator, and multi-disc radiating fin is extended in cast aluminium radiator front
Piece is provided with the fixing screwed hole fixed for components on multi-disc radiating fin end face；
Front shroud, the front shroud are arranged on the pedestal；The front shroud two sides are provided with multiple in array distribution
Ventilation by forced draft hole；Front shroud facing external side is provided with a plurality of cover board slot position；
Back shroud, the back shroud are arranged on the pedestal；The back shroud two sides are provided with multiple in array distribution
Ventilation by forced draft hole；Back shroud facing external side is provided with a plurality of cover board slot position；
Upper cover plate, the upper cover plate are arranged in the top of pedestal center and are fixed on the front shroud and back shroud.
Optionally, pedestal installation through-hole is provided on the pedestal bottom plate, the pedestal installation through-hole is arranged at pedestal bottom
On two of plate are diagonal.
Optionally, control panel installation hole location and driving plate installation hole location are provided on the pedestal center.
Optionally, the cast aluminium radiator back side is provided with preset height not equal heat bulge.
Optionally, capacitor through-hole is provided on the cast aluminium radiator；The cast aluminium radiator is at capacitor through-hole edge
Axially extend the through-hole radiating surface for increasing heat radiation area.
Optionally, strip hole is in the ventilation by forced draft hole and difference array distribution is in the two sides of front shroud and back shroud；Institute
Width of the width no more than gap between adjacent two pieces of radiating fins of strip hole is stated, convenient for flowing through the air of radiating fin
The external world is directly flowed to by ventilation by forced draft hole；The ventilation by forced draft hole is all provided with circular arc above pedestal bottom plate through-hole and avoids；
Optionally, the cover board slot position is strip and array distribution is in the side of front shroud and back shroud facing external；
The depth of the cover board slot position is 0.5 millimeter, is scalded when avoiding contact with because skin temperature is excessively high.
Optionally, the material of the pedestal is die casting aluminium；The material of the front shroud, back shroud and upper cover plate is PVC plastic
Material.
The utility model provide it is a kind of using the technical solution of the utility model, when installation successively by pedestal, front shroud,
Back shroud, upper cover plate are connected and fixed, and installation process is simple and convenient, and simple and reasonable；The installation of cast aluminium radiator and right
The setting of circulation air holes improves the thermal diffusivity performance of servo-driver, ensure that the stability and service life of operation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is servo-driver three-dimensional structure perspective view of the explosion in the utility model embodiment.
Fig. 2 is the three-dimensional view of pedestal in the utility model embodiment.
Fig. 3 is the three-dimensional view of front shroud in the utility model embodiment.
Fig. 4 is the three-dimensional view of back shroud in the utility model embodiment.
Fig. 5 is the three-dimensional view of upper cover plate in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 is the servo-driver three-dimensional structure perspective view of the explosion of the utility model embodiment, the utility model embodiment
Provide a kind of servo-driver shell.The servo-driver shell includes pedestal 10, front shroud 20, back shroud 30 and upper cover plate
40, the front shroud 20, back shroud 30, pedestal bottom plate 11 and upper cover plate 40 are frame with pedestal center 12, form servo-drive
The housing parts of device.
Basic, the pedestal 10 of the utility model embodiment includes that pedestal bottom plate 11 and frame-shaped are used to support each components
Pedestal center 12, the bottom edge of the pedestal center 12 is fixed on the pedestal bottom plate 11；The front shroud 20 and back shroud
30 are separately positioned on the two sides of the pedestal center 12, and are connected and fixed with the pedestal center 12；The upper cover plate 40 and institute
It is opposite to state pedestal bottom plate 11,12 top of frame is connected and fixed with the front shroud 20 and back shroud 30 in the susceptor.
In general, needing the element for carrying out heat dissipation design mainly to have system inside servo-driver from the aspect of based on heat dissipation
Dynamic resistance 01, dc-link capacitance 02, driving plate 03, control panel 04.
Braking resistor 01 be mainly used for control mechanical load than occasion heavier, that retro-speed requirement is very fast, will be electric
Regenerative electric energy caused by machine is consumed by braking resistor, or regenerative electric energy is fed back to power supply.In specific implementation
Since the start and stop of motor, speed change are more frequent, the calorific value of braking resistor 01 is larger.
Dc-link capacitance 02 can be used for compensating the difference of power needed for inverter and rectifier bridge output power, provide inversion
The input current of device, the current harmonics for reducing switching frequency enter power grid, absorb all device for power switching passes when emergency stop state
Break lower motor degaussing energy, Instantaneous peak power is provided, protects inverter or frequency converter from the impact of power grid instantaneous peak value.One
As, dc-link capacitance 02 participate in application scenarios it is more, in addition to type selecting is improper the service life is impacted other than, temperature is excessively high
The service life that dc-link capacitance can be reduced, leads to the failure of servo-driver, therefore, it is necessary to make dc-link capacitance 02
Work is under relatively low environment temperature.
Driving plate 03 use be with intelligent power module 05 (IPM) core design driving circuit, there is overvoltage, excessively electric
Circuit is protected in the fault detections such as stream, overheat, under-voltage, and mainly the pwm pulse that CPU is generated meets the requirements through driving circuit generation
Driving signal driving IGBT output voltage needed always since driving plate 03 is during the whole service of servo-driver
Movement is kept, therefore, the calorific value of driving plate 03 is higher；The excessively high meeting bring driving delay increase of plate temperature, motor is driven to drive
Dynamic the problems such as losing step, it should be noted that the temperature of driving plate is reduced, to guarantee the normal operation of driving plate 03 in routine use.
Control panel 04, is also CPU board, and the brain of suitable people handles the parts such as various signals and control program, is servo
One of the components of most critical in device.Manufacture craft based on CPU influences, and the working environment of CPU should not be too high, in order to avoid to performance
It impacts.
The three-dimensional view of pedestal as shown in connection with fig. 2, correspondingly, the structure for servo-driver heat dissipation has cast aluminium heat dissipation
Device 14.Cast aluminium radiator 14 is embedded in the middle and lower part of the pedestal center, the front of cast aluminium radiator 14, i.e., the described front shroud 20
Extend multi-disc radiating fin 13 on one side: there are heat dissipation gap between multi-disc radiating fin 13, and multi-disc radiating fin 13 divides
It is not parallel with pedestal bottom plate 11.
Further, in order to which the components for required heat dissipation are fixed, on the one hand, multi-disc radiating fin is set according to demand
It is equipped with the heat dissipation mounting groove of indent, on the other hand, on the end face of how flat radiating fin, is provided with fixed thread according to demand
Hole.
In specific implementation, high-voltage cast-aluminum cast can be used, above-mentioned cast aluminium radiator is made, aluminum material has density
The features such as small, heating conduction is strong and easy processing.
Specifically, braking resistor 01 includes braking resistor 06 and braking resistor installs rebound 07, the braking resistor 06
It is connected and fixed with braking resistor installs rebound 07, and is locked at consolidating for radiating fin 13 by fasteners such as screws as a whole
Determine on threaded hole.
Dc-link capacitance 02 is since volume is larger, and in order to enhance heat dissipation effect, the utility model embodiment is dissipated in cast aluminium
The capacitor mounting hole of one adaptation dc-link capacitance size of setting in hot device, and cast aluminium radiator is distinguished in the capacitor mounting hole
Extend along capacitor axis direction, form through-hole radiating surface, keeps the periphery contact area of cast aluminium radiator and dc-link capacitance most
Possible increase, to achieve the effect that enhancing heat dissipation.
Intelligent power module 05 is fixed in the driving plate 03；The driving plate 03 and control panel 04 are separately positioned on base
The two sides of seat center 12, and be connected and fixed with the pedestal center 12；Specifically, the one side that driving plate 03 is provided with component is tight
The cast aluminium radiator is pasted, corresponding to the component height in the driving plate 03, the cast aluminium radiator back side is provided with phase
The fluctuating of height is answered, heat bulge is formed, with the component being bonded in the driving plate 03 as far as possible, while in driving plate 03
Multiple components radiate；Dc-link capacitance 02 in driving plate 03 passes through preset capacitor through-hole in cast aluminium radiator
Realize installation.
The one side that control panel 04 is provided with component is then installed on the front of the cast aluminium radiator, and with radiating fin 13
End face be in contact.
Fig. 2 is the three-dimensional view of pedestal in the utility model embodiment, specifically, being provided on pedestal for installing positioning
Through-hole 151, through-hole 151 be set to pedestal bottom plate 11 it is diagonal on, convenient for will be entire using bolt or the structures such as screw or rivet
Servo-driver is connected and fixed；Specifically, being provided on pedestal bottom plate 11 for being connected and fixed front shroud 20 and back shroud 30
Cover board card hole 16, by the effect of cover board card hole 16, convenient for the front shroud deck 21 and back shroud of front shroud 20 and back shroud 30
Deck 31 is fastened on pedestal bottom plate 11 by card hole 16；Specifically, before 12 two sides of pedestal center are provided with for installing
The front shroud of cover board 20 and back shroud 30 buckle 171 and back shroud buckle 172, are buckled by front shroud buckle 171 and back shroud
172 are fastened on front shroud 20 and back shroud 30 on pedestal 10, without using fasteners such as screws in assembly, dismounting compared with
For simplicity.
Fig. 3 is the three-dimensional view of front shroud in the utility model embodiment, and Fig. 4 is that the utility model applies back shroud in example
Three-dimensional view.Specifically, being provided with front shroud deck 21 and back shroud deck 31, front cover board on front shroud 2 and back shroud 30
The bottom of front shroud 20 is arranged in seat 21, and the bottom plate of back shroud is arranged in back shroud deck 31, through front shroud deck 21 with after
The cooperation of cover board deck 31 and pedestal card hole 16 positions front shroud 20 and back shroud 30 on the base；Specifically, front shroud 20
The side of the pedestal center 12 is provided with front shroud card hole 22 and back shroud card hole 32 on back shroud 30, by with base
The cooperation of front shroud buckle 171 and back shroud buckle 172, front shroud 20 and back shroud 30 are connected and fixed on the base on seat；
It is needed when assembly first by front shroud 20 and back shroud 30 respectively by front shroud deck 21 and the cooperation of back shroud deck 31 in base
In the pedestal card hole 16 of seat, 171, rear cover are then buckled by front shroud card hole 22, back shroud card hole 32 and front shroud respectively again
The cooperation realization of board button 172 and being connected and fixed for the pedestal center.
Specifically, front shroud card hole 25 and back shroud card hole 35 are provided on the top of front shroud 20 and back shroud 30, on
Cover board buckle 44 and the front shroud card hole 25 and back shroud card hole 35 of cover board cooperate, convenient for upper cover plate 40 is fastened on front cover
On plate 20 and back shroud 30；Specifically, the top of front shroud 20 and back shroud 30 is provided with preceding snap-gauge 23 and rear snap-gauge 33, to preceding
Cover board 20 and back shroud 30 are further fixed, and the generation in installation gap is avoided；Specifically, front shroud 20 and rear cover
The first slot position 26 and the second slot position 36 are respectively arranged on plate 30, the depth of slot position is 0.5 millimeter, and the setting of slot position can effectively drop
The temperature of low servo driver outer casing, when contact, are not easy to scald because temperature is excessively high.
It should be noted that the servo-driver for the ease of different manufacturers production design can be compatible with installation, according to row
Industry specification, servo-driver have the dimensional standard and hole location standard of standardization.Many servo-driver products are in order to save
Cost can reduce the volume of servo-driver, meet dimensional standard and hole location standard requirements by modes such as connecting plates；But by
Too small in servo-driver volume, heat dissipation effect is poor, and the operation life of servo-driver, operation stability are poor.Therefore, needle
To this problem of industry standard, the utility model embodiment servo driver outer casing overall dimensions and defined dimensional standard one
It causes, in order to which hole location standard is up to standard, attempts to attempt with the solid of back shroud shown in Fig. 4 referring to the solid of front shroud shown in Fig. 3,
The ventilation hole 24 and ventilation hole 34 of front shroud 20 and back shroud 30 are all provided with circular arc above pedestal bottom plate through-hole and avoid, just
By bolt etc., other connecting components are placed in pedestal bottom plate through-hole in installation process.Based on the above design, the utility model
The servo-driver volume of embodiment is up to 90% or more of dimensional standard, and corresponding heat dissipating mass is opposite to reach maximum, heat dissipation
Effect is better.
In order to further enhance heat dissipation effect, the utility model embodiment servo-driver shell is provided with ventilation by forced draft
Hole, radiating fin and cast aluminium radiator.Wherein, the two sides of front shroud 20 and back shroud 30 are provided with ventilation by forced draft hole 24 and convection current
Ventilation hole 34, convenient for convection current to reinforce radiating；Wherein, a plurality of radiating fin 13, radiating fin 13 are provided on pedestal center 12
Extend on the base along 11 direction of parallel base bottom plate, is carried out convenient for radiating fin 13 by the ventilation by forced draft hole 24 of front shroud 20
Heat dissipation.Particularly, braking resistor 01 is mounted on the radiating fin 13, is passed by radiating fin 13 to braking resistor 01
Lead heat dissipation；Wherein, cast aluminium radiator 14 is provided on pedestal center 12, the installation of driving plate 03 and control panel 04 is tightly attached to cast aluminium
On radiator 14, heat loss through conduction is carried out by 14 pairs of driving plates 03 of cast aluminium heat dissipation and control panel 04.
Fig. 5 is the three-dimensional view of upper cover plate in the utility model embodiment.Specifically, being provided with upper cover plate on upper cover plate 40
Buckle 44, upper cover plate buckle 44 is by the cooperation with front shroud card hole 22 and back shroud card hole 32, convenient for carrying out to upper cover plate 40
It positions and fixed；Specifically, being provided with snap-gauge 45 on upper cover plate 40, upper cover plate 40 is further fixed, avoids installing
The generation in gap；Specifically, being provided with lead slot orifice plate 41 on upper cover plate 40, arranged convenient for the lead to internal element；
Specifically, being provided with cylindrical shaft 46 on upper cover plate 40, rotating plate 43 is connected to the cylindrical shaft 46 on cylindrical shaft seat, rotating plate 43
Play the role of certain dustproof and waterproof when closed.Wherein, 43 be provided with positioning convex platform 431 on rotating plate, positioning convex platform 431 with it is upper
Cover board hole location 47 cooperates, and rotating plate is fixed；Specifically, being provided with cylinder boss 48 on upper cover plate 40, rotating plate 42 is connected to
On cylinder boss 48, rotating plate 42 has certain dustproof and waterproof effect in closure.Wherein, prominent position 421 is provided on rotating plate 42,
Convenient for manually opening and being closed in 42 use process of rotating plate.
During the installation process, it has good positioning first pedestal 10, braking resistor 01, driving has then been connected and fixed on pedestal 10
Plate 03 and control panel 04；Then, front shroud 20 and back shroud 30 are fastened on the two sides of pedestal 10；Finally, by upper cover
Plate 40 is fastened on front shroud 20 and back shroud 30.
In servo-driver shell provided by the embodiment of the utility model, 10 material of pedestal is die casting aluminium, there is thermal diffusivity
Well, the features such as plasticity is strong；The material of front shroud 20, back shroud 30 and upper cover plate 40 is ABS plastic, flexible is good, it is hard,
The features such as rigidity is good.
Correspondingly, the embodiment of the invention provides a kind of servo-driver, including above-described one of them servo is driven
Dynamic device shell.
Servo-driver shell provided by the embodiment of the utility model and servo-driver structure are simple but connection is compact, peace
Dress or disassembly process are simple and convenient, meet industry standard standard.And it is appropriate to the setting of the installation site of heater element, make to generate heat
Element radiating is all right, ensure that running stability and operation life.
Detailed Jie has been carried out to servo-driver shell provided by the utility model embodiment and servo-driver above
It continues, specific case is employed herein, the principles of the present invention and embodiment are expounded, above embodiments are said
The bright method and its core concept for being merely used to help understand the utility model；At the same time, for those skilled in the art,
Based on the idea of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this explanation
Book content should not be construed as a limitation of the present invention.
Claims (9)
1. a kind of servo-driver shell, which is characterized in that the servo-driver shell includes:
Pedestal, the pedestal include pedestal bottom plate and pedestal center, and the pedestal center is vertically fixed on the pedestal bottom plate；
Control panel installation hole location and driving plate installation hole location are provided on the pedestal；The pedestal center built-in type is equipped with cast aluminium
Multi-disc radiating fin is extended in radiator, cast aluminium radiator front, and the multi-disc radiating fin is provided on end face for zero
The fixed fixing screwed hole of component；
Front shroud, the front shroud are arranged on the pedestal；The front shroud two sides are provided with multiple pairs in array distribution
Circulate air holes；Front shroud facing external side is provided with a plurality of cover board slot position；
Back shroud, the back shroud are arranged on the pedestal；The back shroud two sides are provided with multiple pairs in array distribution
Circulate air holes；Back shroud facing external side is provided with a plurality of cover board slot position；
Upper cover plate, the upper cover plate are arranged in the top of pedestal center and are fixed on the front shroud and back shroud.
2. servo-driver shell according to claim 1, which is characterized in that be provided with pedestal installation on the pedestal bottom plate
Through-hole, the pedestal installation through-hole be arranged in two of pedestal bottom plate it is diagonal on.
3. servo-driver shell according to claim 1, which is characterized in that be provided with control panel peace on the pedestal center
It fills hole location and driving plate installs hole location.
4. servo-driver shell according to claim 1, which is characterized in that the cast aluminium radiator back side is provided with default
The not equal heat bulge of height.
5. servo-driver shell according to claim 1, which is characterized in that it is logical to be provided with capacitor on the cast aluminium radiator
Hole；The cast aluminium radiator axially extends the through-hole radiating surface for increasing heat radiation area at capacitor through-hole edge.
6. servo-driver shell according to claim 1, which is characterized in that the ventilation by forced draft hole is strip hole and difference
Array distribution is in the two sides of front shroud and back shroud；The width of the strip hole is no more than between adjacent two pieces of radiating fins
The width in gap；The ventilation by forced draft hole is all provided with circular arc above pedestal bottom plate through-hole and avoids.
7. servo-driver shell according to claim 1, which is characterized in that the cover board slot position is strip and array point
Cloth is in the side of front shroud and back shroud facing external；The depth of the cover board slot position is 0.5 millimeter.
8. servo-driver shell according to claim 1, which is characterized in that the material of the pedestal is die casting aluminium；It is described
The material of front shroud, back shroud and upper cover plate is PVC plastic.
9. a kind of servo-driver, which is characterized in that including servo-driver shell described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821581275.9U CN209184896U (en) | 2018-09-27 | 2018-09-27 | A kind of servo-driver shell and servo-driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821581275.9U CN209184896U (en) | 2018-09-27 | 2018-09-27 | A kind of servo-driver shell and servo-driver |
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| Publication Number | Publication Date |
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| CN209184896U true CN209184896U (en) | 2019-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821581275.9U Active CN209184896U (en) | 2018-09-27 | 2018-09-27 | A kind of servo-driver shell and servo-driver |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004383A (en) * | 2020-08-26 | 2020-11-27 | 广州市胜翰计算机配件有限公司 | Servo motor driver structure of easily installing |
-
2018
- 2018-09-27 CN CN201821581275.9U patent/CN209184896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112004383A (en) * | 2020-08-26 | 2020-11-27 | 广州市胜翰计算机配件有限公司 | Servo motor driver structure of easily installing |
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Effective date of registration: 20200728 Address after: Room 1101-1114, 11 / F, Skyworth Digital Building, West Songbai Road, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN XINGHUO CNC Co.,Ltd. Address before: 518103 Tianrui Industrial Park, No. 35 Xinhe Community Fuyuan Road, Fuhai Street, Baoan District, Shenzhen City, Guangdong Province, 511, 5th floor, A5 Building Patentee before: SHENZHEN XINCHUAN ELECTRIC TECHNOLOGY Co.,Ltd. |
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