CN101358683A - Bearing lubrication structure for direct-driving torque motor device - Google Patents
Bearing lubrication structure for direct-driving torque motor device Download PDFInfo
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- CN101358683A CN101358683A CNA2007101400425A CN200710140042A CN101358683A CN 101358683 A CN101358683 A CN 101358683A CN A2007101400425 A CNA2007101400425 A CN A2007101400425A CN 200710140042 A CN200710140042 A CN 200710140042A CN 101358683 A CN101358683 A CN 101358683A
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- main shaft
- motor
- auxiliary roller
- bonnet
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Abstract
The invention discloses a bearing lubricating structure of a direct-drive torque motor device which mainly includes the components of a body, a direct-drive torque motor, a main shaft, bearing components, an adjusting screw cap and an oiling component. The main shaft is utilized to be matched with the feed of the adjusting screw cap to lock and locate the torque motor, each bearing component and the body; an assistant roller bearing is arranged in the bearing components; besides, the assistant roller bearing is sustained between the back cover of the body, the main shaft and the adjusting screw cap; besides, the back cover is provided with a lubricating oil path which is connected to the assistant roller bearing; besides, the lubricating oil path is connected to an annular lubricating structure formed between the back cover and the adjusting screw cap; besides, the oiling component is arranged on the lubricating oil path by facing to the outside. The bearing lubricating structure of a direct-drive torque motor device of the invention can carry out bearing lubricating by using a simple structure and can reduce the maintenance cost.
Description
Technical field
The present invention relates to a kind of lubricating structure of direct-driving torque motor device, be meant a kind of bearing lubrication structure of direct-driving torque motor device especially, its available simple structure is carried out bearing lubrication, and reduces cost of upkeep.
Background technique
Motor apparatus now is more and more many in the application of industrial aspect, main device kind has external rotor, internal rotor or the like, except high precision effect as the feeding transmission, it has more that the frictional wear rate is little, energy conversion rate is high and advantage such as noise is little, therefore, motor apparatus is not sayed yet and can be explained for significance such as various commercial Application facility now.
Present direct-driving torque motor device is useful on the part device drives, for example: automation equipment, index plate and various toolroom machine; No matter how various products dispose design modification, various products can install many bearing structures usually between direct-driving torque motor device and main shaft, can keep the smooth degree of both relative rotary motion; Though previous designs has been obtained practicality, still can exist by defectiveness after the practicality:
Direct-driving torque motor and spindle operation are after the regular hour, the running of bearing structure long-term load direct-driving torque motor and main shaft, the operator must regularly maintain, lubricated work, but for after being positioned at in-house bearing and all must entire mechanism disassembling, can carry out maintenance work, cause the too high problem of cost of upkeep.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of bearing lubrication structure of direct-driving torque motor device, can carry out bearing lubrication with simple structure, and reduces cost of upkeep.
In order to solve the problems of the technologies described above, the bearing lubrication structure of direct-driving torque motor device of the present invention includes:
Body comprises bonnet, offers at least one lubricating oil path in this bonnet, and this lubricating oil path comprises oiling road, the first lubricated road, the second lubricated road, and this oiling road, the first lubricated road and the second lubricated road lead to each other, and the oiling road is open outwardly;
Directly turn apart from motor, be installed in this body;
Main shaft is installed on this and directly turns in motor, and the bonnet that main shaft mutually should body;
Bearing unit, be provided in this main shaft, directly turn apart between motor and the body, has the auxiliary roller bearing in this bearing unit, and this auxiliary roller bearing is resisted against bonnet and this main shaft of this body, and sensible this auxiliary roller bearing surface in the first lubricated road of the lubricating oil path of this body, and sensible this auxiliary roller bearing opposite side surface, the second lubricated road of this body;
Oil injection component is installed on the oiling road of this body; And
Adjust nut, locking is positioned at the terminal outside thread degree of this main shaft, and adjust the auxiliary roller bearing that the nut feeding pushes against this bearing unit, the corresponding auxiliary roller bearing of this adjustment nut is provided with ring-like lubricated space, sensible this ring-like lubricated space, the second lubricated road of this body.
In the present invention, this auxiliary roller bearing is the design of oblique angle roller type, and two sides adjacent are resisted against respectively between bonnet, main shaft and the adjustment nut of this body, and this lubricating oil path two sides adjacent of loading of sensible this auxiliary roller bearing respectively;
And the end of this lubricating oil path can be opened making one exhaust port outwardly, and this exhaust port can be adopted U type design waterproof and enter inside, can whether overflow oil plant from the visual observation exhaust port during for oiling, reaches the observation of oiling state.
The present invention can dispose the brake assembly between this body and main shaft, and in addition is positioned at body and corresponding cooling rotary distance motor with a cooling package, and a position is installed in addition detects assembly on body, responds to the work of main axis rotation change in location with it;
Aforementioned brake assembly can be the cylinder pressure that is assembled between body and main shaft, utilizes the base side injection pressure, cylinder pressure is exerted pressure to main shaft and reaches the brake effect.
Because this auxiliary roller bearing is resisted against bonnet, main shaft and the adjustment nut of this body simultaneously, the present invention is directed to the auxiliary roller bearing that holds support load maximum and be lubricated.
Since adopt technique scheme, the bearing lubrication structure of direct-driving torque motor device of the present invention, and available simple structure is carried out bearing lubrication, and reduces cost of upkeep.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is an embodiment of the invention External view;
Fig. 2 is an embodiment of the invention assembled sectional view;
Fig. 3 is an embodiment of the invention amplification view.
Embodiment
The embodiment of the invention sees also Fig. 1,2 and 3, and the bearing lubrication structure of direct-driving torque motor device of the present invention includes main shaft 20, brake assembly 30, bearing unit 40, directly turns and detect assembly 70 apart from motor 50, body 60, oil injection component A, position and adjust nut 80; Its structure is described as follows:
This main shaft 20, its outer end without leave towards the other end in regular turn convergent make first stratum 21, second stratum 22, three-layered 23, quadravalence layer 24 and an external thread section 25, these external thread section 25 systems are located at main shaft 20 ends.
This assembly 30 of braking, inboard first stratum 21 corresponding to this main shaft 20, and the outside has positioning part 31.
This bearing unit 40, include first oil sealing 41, main bearing 42, second oil sealing 43 and auxiliary roller bearing 44, this first oil sealing 41 is installed between this brake assembly 30 and the main shaft 20,42 of this main bearings are positioned at second stratum 22 of this main shaft 20, and main bearing 42 is replaced this brake assembly 30 of location, 43 three-layereds 23 that are positioned at this main shaft 20 of this second oil sealing, this auxiliary roller bearing 44 is the design of oblique angle roller type, and auxiliary roller bearing 44 is positioned at this quadravalence layer 24, and auxiliary roller bearing 44 is replaced mutually with this second oil sealing 43.
This directly turns apart from motor 50, be to combine by mover fixed base 51, mover oil sealing 52, motor mover 53, motor stator 54 and motor refrigerating seat 55, it is other that this mover fixed base 51 is replaced the main bearing 42 that is positioned this bearing unit 40, and this mover oil sealing 52 is fixed in this mover fixed base 51 outsides with motor mover 53, and in motor stator 54 is positioned by motor refrigerating seat 55, and motor stator 54 is socketed in outside this motor mover 53.
This body 60, comprise shell spare 61, bonnet 62 and bonnet oil sealing 63, this shell spare 61 and bonnet 62 Joints, the positioning part 31 of body 60 1 ends and this brake assembly 30 fixes, between body 60 and the main shaft 20 then with main bearing 42 location of this bearing unit 40, and its bonnet 62 is positioned in outside second oil sealing 43 and auxiliary roller bearing 44 of this bearing unit 40, and bonnet 62 terminal inboards are provided with this bonnet oil sealing 63, and being positioned at outermost, shell spare 61 holds aforementioned components, and shell spare 61 directly turns apart from the motor refrigerating seat 55 of motor 50 fixing for this, in bonnet 62, offer at least one lubricating oil path 621, this lubricating oil path 621 comprises oiling road 6211, the first lubricated road 6212, the second lubricated road 6213 and sealing spiral shell spare 6214, perforate when this sealing spiral shell spare 6214 is made in order to sealing, this oiling road 6211, the first lubricated road 6212 and the second lubricated road 6213 lead to each other, and oiling road 6211 is from the open outwardly internal thread B that is provided with of bonnet 62, auxiliary roller bearing 44 surfaces of these first lubricated road, 6212 sensible these bearing uniies 40, and the opposite side surface of the auxiliary roller bearing 44 of these second lubricated road, 6213 sensible these bearing uniies 40, in the open outwardly exhaust port 6215 of making of the end of this lubricating oil path 621, this exhaust port 6215 is adopted U type design waterproof and is entered in addition.
This oil injection component A is installed on the internal thread B in oiling road 6211 of this body 60.
This position detects assembly 70, be installed on the bonnet 62 of this body 60, and the position detects the rotational position variation of assembly 70 these main shafts 20 of corresponding perception.
This adjusts nut 80, screw lock is at the external thread section 25 of these main shaft 20 ends, and adjusting nut 80 is positioned to cover in the oil sealing 63 after this body 60, and adjust the auxiliary roller bearing 44 of nut 80 these bearing uniies 40 of feeding packing, this adjusts nut 80 and cooperates the surface depression of auxiliary roller bearing 44 to be provided with a ring-like lubricated space 81,6213 sensible these ring-like lubricated spaces 81, the second lubricated road of this body 60.
Above-mentioned is structure of the present invention, configuration and mutual alignment relation, below the running of structure of the present invention is described:
Since main shaft 20 of the present invention from an end towards the other end in regular turn convergent make first stratum 21, second stratum 22, three-layered 23, quadravalence layer 24 and an external thread section 25, this external thread section 25 systems are located at main shaft 20 ends; And cooperate this bearing unit 40 will brake assembly 30, directly turn apart from motor 50, body 60 all by a side installing and locating in each stratum design of this main shaft 20, last again with the external thread section 25 of these adjustment nut 80 screw locks in these main shaft 20 ends, and the auxiliary roller bearing 44 of adjustment nut 80 these bearing uniies 40 of feeding packing.
Therefore, this adjustment nut 80 pushes auxiliary roller bearing 44 forward, and the oblique angle roller type of this auxiliary roller bearing 44 designs and push simultaneously the bonnet 62 of main shaft 20 and this body 60, and each assembly load strength and weight on the abundant supports main shaft 20.
Because 6212, the second lubricated road 6213, lubricating oil path 621 utilizations, the first lubricated road of bonnet 62 provides this auxiliary roller bearing 44 surface and 81 sufficient lubrications of ring-like lubricated space, cooperate the oil plant in this ring-like lubricated space 81 to flow, the present invention can give full play to lubrication effect.
When the present invention will carry out oil injecting lubricating work, the user only needs with oiling work oil plant to be injected this oil injection component A, oil plant will enter the first lubricated road 6212 and the second lubricated road 6213 via the oiling road 6211 of this body 60, and oiling utilizes exhaust port 6215 observations of the end of this lubricating oil path 621 simultaneously, if exhaust port 6215 overflows oil plant the full up state of oiling that reached just is described.
In addition, aforementioned this ring-like lubricated space 81 can be that auxiliary roller bearing 44 surfaces and adjustment nut 80 surfaces all are recessed to form.
In sum, main composition assembly of the present invention is body, directly turns apart from motor, main shaft, bearing unit, adjustment nut and oil injection component;
Utilize this auxiliary roller bearing to be resisted against between bonnet, main shaft and the adjustment nut of this body, offer the sensible auxiliary roller bearing of lubricating oil path at this bonnet in addition, and sensible this bonnet of lubricating oil path and an annular of adjusting between the nut are lubricated the space, and install this oil injection component outwardly in lubricating oil path.
Claims (8)
1. the bearing lubrication structure of a direct-driving torque motor device is characterized in that, includes:
Body comprises bonnet, offers at least one lubricating oil path in this bonnet, and this lubricating oil path comprises oiling road, the first lubricated road, the second lubricated road, and this oiling road, the first lubricated road and the second lubricated road lead to each other, and the oiling road is open outwardly;
Directly turn apart from motor, be installed in this body;
Main shaft is installed on this and directly turns in motor, and the bonnet that main shaft mutually should body;
Bearing unit, be provided in this main shaft, directly turn apart between motor and the body, has the auxiliary roller bearing in this bearing unit, and this auxiliary roller bearing is resisted against bonnet and this main shaft of this body, and sensible this auxiliary roller bearing surface in the first lubricated road of the lubricating oil path of this body, and sensible this auxiliary roller bearing opposite side surface, the second lubricated road of this body;
Oil injection component is installed on the oiling road of this body; And
Adjust nut, locking is positioned at the terminal outside thread degree of this main shaft, and adjust the auxiliary roller bearing that the nut feeding pushes against this bearing unit, the corresponding auxiliary roller bearing of this adjustment nut is provided with ring-like lubricated space, sensible this ring-like lubricated space, the second lubricated road of this body.
2. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that, this auxiliary roller bearing is adopted the oblique angle roller type.
3. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that:
This main shaft external diameter convergent is in regular turn made first stratum, second stratum, three-layered, quadravalence layer and external thread section;
Other is provided with the brake assembly, and this brake assembly inboard is positioned first stratum of this main shaft, and the outside has the positioning part;
This bearing unit, other includes first oil sealing, main bearing, second oil sealing, this first oil sealing is installed between this brake assembly and the main shaft, this main bearing then is positioned at second stratum of this main shaft, and main bearing is replaced this brake assembly of location, this second oil sealing then is positioned at the three-layered of this main shaft, and this auxiliary roller bearing is positioned at this quadravalence layer, and the auxiliary roller bearing is replaced mutually with this second oil sealing;
This directly turns apart from motor, be to combine by mover fixed base, mover oil sealing, motor mover, motor stator and motor refrigerating seat, this mover fixed base is replaced by the main bearing that is positioned this bearing unit, and this mover oil sealing and motor mover are fixed in this mover fixed base outside, and motor stator is installed in the motor refrigerating seat, and motor stator is socketed in outside this motor mover;
This body, other comprises shell spare and bonnet oil sealing, this shell spare and bonnet Joint, the positioning part of body one end and this brake assembly fixes, and with the main bearing location of this bearing unit, its bonnet is positioned in outside second oil sealing and auxiliary roller bearing of this bearing unit between body and the main shaft, and the terminal inboard of bonnet is provided with this bonnet oil sealing, and shell spare is positioned at outermost and holds aforementioned components, and shell spare directly turns apart from the motor refrigerating seat of motor for this and fixes;
Other is provided with the position and detects assembly, and the position detects assembly and is installed on the bonnet of this body, and the position detects the rotational position variation of corresponding this main shaft of perception of assembly.
4. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that, the lubricating oil path of this body cooperates the easily manufactured plurality of opening that is provided with, and seals with sealing spiral shell spare in perforate.
5. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that, the open outwardly exhaust port of making of the lubricating oil path end of this body.
6. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 5 is characterized in that, this exhaust port is adopted U type design waterproof and entered.
7. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that, the ring-like lubricated space of this adjustment nut is to be recessed to form by adjusting nut surface.
8. the bearing lubrication structure of direct-driving torque motor device as claimed in claim 1 is characterized in that, the ring-like lubricated space of this adjustment nut is all to be recessed to form on the surface by adjusting nut and auxiliary roller bearing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNA2007101400425A CN101358683A (en) | 2007-08-03 | 2007-08-03 | Bearing lubrication structure for direct-driving torque motor device |
Applications Claiming Priority (1)
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CNA2007101400425A CN101358683A (en) | 2007-08-03 | 2007-08-03 | Bearing lubrication structure for direct-driving torque motor device |
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CN101358683A true CN101358683A (en) | 2009-02-04 |
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CNA2007101400425A Pending CN101358683A (en) | 2007-08-03 | 2007-08-03 | Bearing lubrication structure for direct-driving torque motor device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102723803A (en) * | 2012-06-26 | 2012-10-10 | 东方电气(乐山)新能源设备有限公司 | Novel wind driven generator bearing structure |
CN102748574A (en) * | 2012-06-29 | 2012-10-24 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
CN113922575A (en) * | 2021-12-10 | 2022-01-11 | 佛山登奇伺服科技有限公司 | Direct-drive motor with rapid axial adjustment function |
-
2007
- 2007-08-03 CN CNA2007101400425A patent/CN101358683A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102723803A (en) * | 2012-06-26 | 2012-10-10 | 东方电气(乐山)新能源设备有限公司 | Novel wind driven generator bearing structure |
CN102723803B (en) * | 2012-06-26 | 2014-04-02 | 东方电气(乐山)新能源设备有限公司 | Novel wind driven generator bearing structure |
CN102748574A (en) * | 2012-06-29 | 2012-10-24 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
CN102748574B (en) * | 2012-06-29 | 2013-11-06 | 江苏申久化纤有限公司 | On-line refueling device and method for universal shaft bearing |
CN113922575A (en) * | 2021-12-10 | 2022-01-11 | 佛山登奇伺服科技有限公司 | Direct-drive motor with rapid axial adjustment function |
CN113922575B (en) * | 2021-12-10 | 2022-02-22 | 佛山登奇伺服科技有限公司 | Direct-drive motor with rapid axial adjustment function |
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Open date: 20090204 |