CN211046640U - Heat dissipation formula servo motor - Google Patents
Heat dissipation formula servo motor Download PDFInfo
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- CN211046640U CN211046640U CN201921676947.9U CN201921676947U CN211046640U CN 211046640 U CN211046640 U CN 211046640U CN 201921676947 U CN201921676947 U CN 201921676947U CN 211046640 U CN211046640 U CN 211046640U
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Abstract
The utility model belongs to the technical field of the motor structure technique and specifically relates to indicate a heat dissipation formula servo motor, it includes casing and solid fixed cylinder, gu fixed cylinder cover is located in the casing, gu fixed cylinder has installed a plurality of permanent magnets, the periphery wall of casing is provided with radiator unit, radiator unit includes that the equidistant ring of equidistant ring establishes a plurality of trapezoidal fin at the periphery wall of casing, the both sides of trapezoidal fin all are provided with the heat dissipation recess, transversely run through in the trapezoidal fin and be provided with first heat dissipation channel, two heat dissipation recesses are through first heat dissipation channel intercommunication, be provided with a plurality of second heat dissipation channels along the equidistant interval of length direction of casing in the trapezoidal fin, the equidistant ring of casing is equipped with a plurality of third heat dissipation channels. The utility model discloses novel structure, design benefit under radiator unit's setting, increases heat radiating area, improves gas flow nature, further improves the radiating effect, improves the radiating effect of casing.
Description
Technical Field
The utility model belongs to the technical field of motor structure technique and specifically relates to indicate a heat dissipation formula servo motor.
Background
The servo motor can control the speed and position accuracy accurately, and can convert the voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. With the continuous progress of the social automation technology, the application of the servo motor is continuously popularized, but the conventional servo motor has a complex structure and a common heat dissipation effect, and the normal work of the servo motor is easily influenced after long-time work.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem to prior art provides a heat dissipation formula servo motor, novel structure, and design benefit utilizes trapezoidal fin under radiator unit's setting, increases the heat radiating area of casing, at the setting of heat dissipation recess, first heat dissipation passageway, second heat dissipation passageway and third heat dissipation passageway, increases heat radiating area, improves gas flow nature, further improves the radiating effect, improves the radiating effect of casing.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a heat dissipation type servo motor, which comprises a machine shell and a fixed cylinder, wherein the fixed cylinder is sleeved in the machine shell, the fixed cylinder is provided with a plurality of permanent magnets, the peripheral wall of the casing is provided with a heat dissipation assembly, the heat dissipation assembly comprises a plurality of trapezoidal heat dissipation fins which are annularly arranged on the peripheral wall of the casing at equal intervals, the two sides of the trapezoid radiating fins are provided with radiating grooves, a first radiating channel is transversely arranged in the trapezoid radiating fins in a penetrating way, the two radiating grooves are communicated through the first radiating channel, a plurality of second heat dissipation channels are arranged in the trapezoidal heat dissipation sheet at equal intervals along the length direction of the machine shell, the second heat dissipation channel penetrates through the trapezoidal heat dissipation fins and is communicated with the first heat dissipation channel, a plurality of third heat dissipation channels are annularly arranged on the machine shell at equal intervals, and the third heat dissipation channels are arranged corresponding to the second heat dissipation channels and are communicated with the second heat dissipation channels.
The fixed cylinder and the casing are coaxially arranged, a plurality of slots are uniformly distributed at one end of the fixed cylinder, a plurality of permanent magnets are respectively inserted into the slots, and one slot corresponds to one permanent magnet.
The inner wall both sides of slot all are provided with a plurality of elasticity protruding grain, the both sides of permanent magnet all are provided with a plurality of pits that are used for holding and establish the elasticity protruding grain, the pit corresponds the setting with the elasticity protruding grain.
The casing is provided with a plurality of screw holes, the fixed cylinder is provided with a plurality of first jacks, the permanent magnet is provided with a second jack, a plurality of first jacks and a plurality of slots one-to-one, the first jacks are communicated with the slots, the first jacks correspond to the second jacks, the screw holes correspond to the first jacks, a fixing screw is arranged in each screw hole, and the fixing screws penetrate through the casing, the fixed cylinder and the permanent magnet.
Wherein, the fixed screw is a plastic screw.
The fixing screw comprises a screw head and a screw rod, the screw hole comprises an accommodating part for accommodating the screw head and a locking part for installing the screw rod, an external thread is arranged on the periphery of the screw rod, and an internal thread used for being matched and screwed with the screw rod is arranged on the locking part.
The outer peripheral wall of the fixed cylinder is annularly provided with a plurality of long-strip-shaped convex strips, the inner wall of the shell is annularly provided with a plurality of long-strip grooves used for being connected with the long-strip-shaped convex strips in a matched mode, and the long-strip-shaped convex strips are clamped in the long-strip grooves.
Wherein, two terminal surfaces all are provided with the plastic pad around in the slot.
Wherein, the inner wall of a fixed cylinder is provided with a heat dissipation through groove.
The rear end of the casing is provided with a rear end cover, the rear end cover is provided with a heat insulation piece, and the heat insulation piece is provided with an encoder.
The utility model has the advantages that:
the utility model discloses novel structure, design benefit, under radiator unit's setting, utilize trapezoidal fin, increase the heat radiating area of casing, in addition, heat dissipation groove has been seted up through the both sides at trapezoidal fin, further increase heat radiating area, can communicate heat dissipation groove through first heat dissipation channel, make two heat dissipation grooves communicate, make things convenient for the gas flow to improve the radiating effect, in addition, setting through second heat dissipation channel, first heat dissipation channel and second heat dissipation channel intercommunication, make the directionality of gas flow increase, further improve the radiating effect, and be provided with third heat dissipation channel, improve the radiating effect of casing.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipation type servo motor of the present invention.
Fig. 2 is an exploded view of the fixing screw, the housing, the fixing cylinder and the permanent magnet according to the present invention.
Fig. 3 is an exploded view of the slot and permanent magnet of the present invention.
Fig. 4 is an enlarged view of a point a in fig. 1.
Fig. 5 is a schematic view of another view angle structure of a heat dissipation type servo motor according to the present invention.
The reference numerals in fig. 1 to 5 include:
1-casing 2-fixed cylinder 3-permanent magnet
4-trapezoidal radiating fin 5-radiating groove 6-first radiating channel
7-second heat dissipation channel 8-third heat dissipation channel 9-arc-shaped heat dissipation fin
10-arc channel 11-slot 12-elastic convex grain
13-pit 14-screw hole 15-first jack
16-second jack 17-fixing screw 18-screw head
19-screw 20-housing 21-locking part
22-strip-shaped convex strip 23-strip-shaped groove 24-plastic pad
25-heat dissipation through groove 26-rear end cover 27-encoder
28-front heat insulation plate 29-rear heat insulation plate 30-heat dissipation cover
31-exhaust fan.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
A heat dissipation type servo motor is shown in figures 1 to 5 and comprises a machine shell 1 and a fixed cylinder 2, wherein the fixed cylinder 2 is sleeved in the machine shell 1, a plurality of permanent magnets 3 are installed on the fixed cylinder 2, a heat dissipation assembly is arranged on the peripheral wall of the machine shell 1 and comprises a plurality of trapezoidal heat dissipation fins 4 annularly arranged on the peripheral wall of the machine shell 1 at equal intervals, heat dissipation grooves 5 are formed in two sides of each trapezoidal heat dissipation fin 4, a first heat dissipation channel 6 transversely penetrates through the trapezoidal heat dissipation fins 4, the two heat dissipation grooves 5 are communicated through the first heat dissipation channel 6, a plurality of second heat dissipation channels 7 are arranged in the trapezoidal heat dissipation fins 4 at equal intervals along the length direction of the machine shell 1, the second heat dissipation channels 7 penetrate through the trapezoidal heat dissipation fins 4 and are communicated with the first heat dissipation channels 6, the machine shell 1 is annularly provided with a plurality of third heat dissipation channels 8 at equal intervals, the third heat dissipation channel 8 is arranged corresponding to the second heat dissipation channel 7 and is communicated with the second heat dissipation channel 7.
Specifically, the utility model discloses novel structure, design benefit, under radiator unit's setting, utilize trapezoidal fin 4, increase casing 1's heat radiating area, in addition, heat dissipation groove 5 has been seted up through the both sides at trapezoidal fin 4, further increase heat radiating area, can communicate heat dissipation groove 5 through first heat dissipation channel 6, make two heat dissipation groove 5 can communicate, make things convenient for the gas flow to improve the radiating effect, in addition, through the setting of second heat dissipation channel 7, first heat dissipation channel 6 communicates with second heat dissipation channel 7, make the directionality of gas flow increase, further improve the radiating effect, and be provided with third heat dissipation channel 8, improve casing 1's radiating effect, guarantee servo motor's normal work.
This embodiment a heat dissipation formula servo motor, radiator unit still includes that the spacer ring establishes a plurality of arc fin 9 at the periphery wall of casing 1, just is provided with an arc fin 9 between per two adjacent trapezoidal fin 4, arc fin 9 transversely runs through and is provided with a plurality of arc passageways 10, utilizes arc passageway 10 to improve the mobility of air current, improves the radiating effect.
This embodiment a heat dissipation formula servo motor, arc fin 9 and trapezoidal fin 4 all with can integrated into one piece, stable in structure, reliable.
This embodiment a heat dissipation formula servo motor, a fixed section of thick bamboo 2 with casing 1 coaxial setting, a plurality of slots 11 have been seted up to 2 one end evenly distributed of a fixed section of thick bamboo, a plurality of permanent magnet 3 insert respectively and locate a plurality of slots 11 in, a slot 11 corresponds a permanent magnet 3.
This embodiment a heat dissipation formula servo motor, slot 11's inner wall both sides all are provided with a plurality of elasticity protruding grain 12, the both sides of permanent magnet 3 all are provided with a plurality of recesses 13 that are used for holding and establish elasticity protruding grain 12, recess 13 corresponds the setting with elasticity protruding grain 12.
This embodiment a heat dissipation formula servo motor, casing 1 is provided with a plurality of screws 14, gu fixed cylinder 2 is provided with a plurality of first jacks 15, permanent magnet 3 is provided with second jack 16, a plurality of first jacks 15 and a plurality of slot 11 one-to-one, first jack 15 and slot 11 intercommunication, first jack 15 corresponds the setting with second jack 16, screw 14 corresponds the setting with first jack 15, the built-in fixed screw 17 that is equipped with of every screw 14, fixed screw 17 wears to locate casing 1, gu fixed cylinder 2 and permanent magnet 3.
Specifically, the utility model discloses novel structure, design benefit, through elasticity protruding grain 12 and pit 13 between slot 11 and the permanent magnet 3 carry out mutual positioning, under the elastic action of elasticity protruding grain 12, chucking permanent magnet 3 prevents that permanent magnet 3 from becoming flexible, conveniently carries out firm installation to permanent magnet 3, is convenient for assemble and dismantle, convenient maintenance and easy transport; in addition, the shell, the fixed cylinder 2 and the permanent magnet 3 are fixed by the fixing screws 17 penetrating through the screw holes 14, the first insertion holes 15 and the second insertion holes 16, so that the stability and the reliability of the installation of the permanent magnet 3 and the fixed cylinder 2 are guaranteed, the installation of the permanent magnet 3 and the fixed cylinder 2 is facilitated, the assembly and the disassembly are convenient, and the maintenance of the motor is further facilitated.
In the heat dissipation type servo motor of the present embodiment, the fixing screw 17 is a plastic screw. Specifically, the plastic screw is light in weight, low in cost, convenient to use and capable of reducing product cost; in addition, the fixed cylinder 2 is made of engineering plastics. Specifically, because engineering plastics possess rigidity big, creep and diminish, mechanical strength is big, the heat resistance is good, electrical insulation is good and the characteristics that density is little, can carry out firm installation to permanent magnet 3, does not influence its magnetic property, and casing 1 can be made thinner, makes the utility model discloses a weight is lower, convenient transport.
The embodiment of a heat dissipation formula servo motor, set screw 17 includes spiral shell head 18 and screw rod 19, screw 14 is including being used for holding and establishing screw head 18's portion of acceping 20 and being used for installing screw rod 19's locking part 21, screw rod 19's periphery is provided with the external screw thread, locking part 21 is provided with and is used for the internal thread with screw rod 19 cooperation spiro union.
This embodiment a heat dissipation formula servo motor, the periphery wall ring of a fixed section of thick bamboo 2 is equipped with a plurality of rectangular shape sand grips 22, 1 inner wall ring of casing is equipped with a plurality of rectangular grooves 23 that are used for with the cooperation joint of rectangular shape sand grip 22, rectangular shape sand grip 22 card is located in the rectangular groove 23. Particularly, by means of the arrangement, the fixing barrel 2 can be conveniently mounted and dismounted, and the motor can be conveniently maintained.
This embodiment a heat dissipation formula servo motor, two terminal surfaces all are provided with plastic pad 24 around in the slot 11. Specifically, the above arrangement improves the stability and reliability of the permanent magnet 3 mounted in the slot 11.
In the heat dissipation type servo motor of the present embodiment, the inner wall of the fixed cylinder 2 is provided with a heat dissipation through groove 25. Specifically, the heat dissipation through groove 25 can facilitate heat dissipation.
The embodiment of a heat dissipation formula servo motor, the rear end of casing 1 is provided with rear end cover 26, rear end cover 26 is provided with the heat insulating part, installs encoder 27 on the heat insulating part. Specifically, the heat insulation piece comprises a front heat insulation plate 28 and a rear heat insulation plate 29 which are arranged at intervals, the front heat insulation plate 28 and the rear heat insulation plate 29 are both fixed on the rear end cover 26, the encoder 27 is installed on the rear heat insulation plate 29, a hollow structure is arranged between the front heat insulation plate 28 and the rear heat insulation plate 29, and heat dissipation cotton can be filled in the hollow structure, so that the heat transfer is slower, and most of the heat generated by the motor is dissipated when the heat is transferred to the encoder 27; further, a heat dissipation cover 30 is further arranged on the heat insulation piece, the heat dissipation cover 30 is connected with the rear heat insulation plate 29, the encoder 27 is located in the heat dissipation cover 30, an exhaust fan 31 is further arranged on the heat dissipation cover 30, and the exhaust fan 31 is a small fan and blows heat out; further, under the action of the front heat insulation plate 28 and the rear heat insulation plate 29, adverse effects on the encoder 27 caused by heat conduction in the heat dissipation process of the motor are avoided; the influence on the cabinet 1 can be reduced; the inner wall of the machine shell 1 and the outer wall of the machine shell 1 are respectively coated with an explosion-proof material layer and an anti-corrosion layer, and the explosion-proof material layer prevents the motor from bursting in the high-speed running process; the corrosion protection layer improves corrosion protection.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a heat dissipation formula servo motor which characterized in that: including casing and solid fixed cylinder, gu fixed cylinder cover is located in the casing, gu fixed cylinder has installed a plurality of permanent magnets, the periphery wall of casing is provided with radiator unit, radiator unit includes that the equidistant ring of interval establishes a plurality of trapezoidal fin at the periphery wall of casing, the both sides of trapezoidal fin all are provided with the heat dissipation recess, transversely run through in the trapezoidal fin and be provided with first heat dissipation channel, two heat dissipation recesses are through first heat dissipation channel intercommunication, be provided with a plurality of second heat dissipation channels along the length direction of casing equidistant in the trapezoidal fin, second heat dissipation channel runs through trapezoidal fin and with first heat dissipation channel intercommunication, the equidistant ring of interval is equipped with a plurality of third heat dissipation channels, third heat dissipation channel with second heat dissipation channel correspond the setting and with second heat dissipation channel intercommunication.
2. The heat dissipation type servo motor according to claim 1, wherein: the fixed cylinder and the casing are coaxially arranged, a plurality of slots are uniformly distributed at one end of the fixed cylinder, a plurality of permanent magnets are respectively inserted into the slots, and one slot corresponds to one permanent magnet.
3. The heat dissipation type servo motor according to claim 2, wherein: the inner wall both sides of slot all are provided with a plurality of elasticity protruding grain, the both sides of permanent magnet all are provided with a plurality of pits that are used for holding the elasticity protruding grain, and the pit corresponds the setting with the elasticity protruding grain.
4. The heat dissipation type servo motor according to claim 2, wherein: the casing is provided with a plurality of screws, a fixed section of thick bamboo is provided with a plurality of first jacks, the permanent magnet is provided with the second jack, a plurality of first jacks and a plurality of slot one-to-one, first jack and slot intercommunication, first jack and second jack correspond the setting, and the screw corresponds the setting with first jack, the built-in fixed screw that is equipped with of every screw, fixed screw wears to locate casing, a fixed section of thick bamboo and permanent magnet.
5. The heat dissipation type servo motor according to claim 4, wherein: the fixing screw is a plastic screw.
6. The heat dissipation type servo motor according to claim 4, wherein: the fixing screw comprises a screw head and a screw rod, the screw hole comprises an accommodating part for accommodating the screw head and a locking part for installing the screw rod, an external thread is arranged on the periphery of the screw rod, and an internal thread used for being matched with the screw rod and screwed is arranged on the locking part.
7. The heat dissipation type servo motor according to claim 1, wherein: the periphery wall ring of a fixed section of thick bamboo is equipped with a plurality of rectangular shape sand grips, the casing inner wall ring be equipped with a plurality of be used for with the rectangular shape groove of rectangular shape sand grip cooperation joint, rectangular shape sand grip card is located rectangular shape inslot.
8. The heat dissipation type servo motor according to claim 2, wherein: and plastic pads are arranged on the front end face and the rear end face in the slot.
9. The heat dissipation type servo motor according to claim 1, wherein: the inner wall of the fixed cylinder is provided with a heat dissipation through groove.
10. The heat dissipation type servo motor according to claim 1, wherein: the rear end of the casing is provided with a rear end cover, the rear end cover is provided with a heat insulation piece, and the heat insulation piece is provided with an encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921676947.9U CN211046640U (en) | 2019-09-30 | 2019-09-30 | Heat dissipation formula servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921676947.9U CN211046640U (en) | 2019-09-30 | 2019-09-30 | Heat dissipation formula servo motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211046640U true CN211046640U (en) | 2020-07-17 |
Family
ID=71538462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921676947.9U Active CN211046640U (en) | 2019-09-30 | 2019-09-30 | Heat dissipation formula servo motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211046640U (en) |
-
2019
- 2019-09-30 CN CN201921676947.9U patent/CN211046640U/en active Active
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