CN203463626U - Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer - Google Patents
Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer Download PDFInfo
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- CN203463626U CN203463626U CN201320573953.8U CN201320573953U CN203463626U CN 203463626 U CN203463626 U CN 203463626U CN 201320573953 U CN201320573953 U CN 201320573953U CN 203463626 U CN203463626 U CN 203463626U
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- pump
- hole
- input shaft
- oil
- loudspeaker
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Abstract
The utility model discloses a self-circulation lubricating device for a front-back alternating rotating vertical type speed reducer. A main oil gallery is arranged in the upper section of an input shaft of the device; one end of the main oil gallery is connected with an oil outlet; a round tube section is arranged at the lower section of the input shaft; an internal spiral groove is formed in the inner hole wall of the round tube section; an external spiral groove is formed in the excircle of the round tube section; an outer pump loudspeaker through hole is formed in the top end of the internal spiral groove; an outer pump steel ball is arranged in the outer pump loudspeaker through hole; a pump core is arranged in the inner hole of the round tube section; an inner pump oil inlet is formed in the bottom of the pump core, and is communicated with an inner pump loudspeaker through hole; an inner pump steel ball is arranged in the inner pump loudspeaker through hole; a through hole is formed in the top of the pump core; the through hole is communicated with a common oil inlet. The self-circulation lubricating device adopts a self-circulation lubricating manner different from a conventional oil filled type oil bath lubricating manner and an external circulation lubricating manner, enables the structure and the appearance of the speed reducer to be relatively compact, can reduce the size and the weight of the speed reducer, and improves the whole performance of the speed reducer.
Description
Technical field
the utility model relates to a kind of self-circulation lubricating device of positive and negative alternate rotary vertical retarder, belongs to retarder lubrication technical field.
Background technique
existing retarder lubricating system mainly contains two kinds, and a kind of is full oily formula bath lubrication mode, and another kind is outer circulation lubricating system.Full oily formula bath lubrication mode is in gear-box, to fill with lubricant oil, realize the lubricated of retarder top parts, the shortcoming of this lubricating system is: because all reduction gear and movement parts are all immersed in Lubricants, strengthened rotational resistance, make the power loss of retarder large, and the adding amount of lubricant oil is large, cost is high, and the weight of retarder is large.Outer circulation lubricating system is to add a set of circulating oil system in the outside of retarder, and the circulating oil system by retarder outside completes the lubricated of retarder top parts, and the shortcoming of this lubricating system is: cost is high, volume is large, complex structure.
Summary of the invention
the purpose of this utility model is, a kind of self-circulation lubricating device of positive and negative alternate rotary vertical retarder is provided, to overcome the deficiency of existing lubricating system, reduce the power loss of retarder, reduce costs, dwindle the volume and weight of retarder, improve the performance of retarder.
the technical solution of the utility model:
the self-circulation lubricating device of a kind of positive and negative alternate rotary vertical retarder of the present utility model is, this device comprises casing, and casing is provided with bearing support, and bearing support is provided with bearing, and bearing inner ring and input shaft are connected; In described input shaft epimere, be provided with main oil gallery, main oil gallery one end is connected with oil outlet; The hypomere of input shaft is provided with pipe section, on the inner hole wall of pipe section, is provided with inner spiral groove, and the cylindrical of pipe section is provided with external spiral groove; The top of inner spiral groove is provided with outer pump loudspeaker through hole, in outer pump loudspeaker through hole, is provided with outer pump steel ball; In the endoporus of pipe section, be provided with pump core, pump core bottom is provided with interior pump oil inlet hole, and interior pump oil inlet hole is communicated with interior pump loudspeaker through hole, in interior pump loudspeaker through hole, is provided with interior pump steel ball; Pump core top is provided with through hole, and through hole is communicated with public oil inlet hole; Pump core bottom is connected with the pump block that is enclosed within input shaft pipe section outside through screw; The bottom of pump block is provided with outer pump oil inlet hole; Pump block top is provided with auricle, and auricle is contained in the groove on bearing support.
in aforementioned means, the input shaft pipe section top cylindrical of described outer pump loudspeaker through hole is provided with outer oil storage annular groove.
in aforementioned means, the pump core cylindrical top of described outer pump loudspeaker through hole is provided with interior oil storage annular groove.
in aforementioned means, between described pump core top and input shaft, be provided with shoe cream room.
in aforementioned means, the oil outlet on described input shaft is positioned at the top of retarder parts.
owing to having adopted technique scheme, the utility model compared with prior art, the utility model has adopted a kind of self-circulation lubricating mode that is different from existing full oily formula bath lubrication mode and outer circulation lubricating system, overcome full oily formula bath lubrication mode and need in reducer shell, fill with oil, all reduction gear and movement parts are all immersed in Lubricants, the problem that rotational resistance and power loss are large, also can save the adding amount of lubricant oil simultaneously, reduce the consumption of lubricant oil, alleviated retarder weight and reduced the lubricated cost of retarder.Simultaneously with overcome existing outer circulation lubricating system and need to outside retarder, increase the problem of a set of lubricating circulatory system, make the structure of retarder and outward appearance more succinct, and can dwindle the volume and weight of retarder.Improved the overall performance of retarder.
Accompanying drawing explanation
fig. 1 is structural representation of the present utility model;
fig. 2 is the partial enlarged drawing of Fig. 1;
fig. 3 is the structural representation of bearing support;
fig. 4 is the plan view of Fig. 3;
fig. 5 is the structural representation of pump block;
fig. 6 is the plan view of Fig. 5;
fig. 7 is workflow diagram of the present utility model.
being labeled as in accompanying drawing: 1-casing, 2-pump core, 3-screw, pump steel ball in 4-, 5-pump block, 6-inner spiral groove, 7-external spiral groove, the outer oil storage annular groove of 8-, 9-through hole, 10-bearing support, 11-bearing, 12-input shaft, 13-retarder parts, 14-oil outlet, 15-main oil gallery, 16-shoe cream room, the outer pump loudspeaker through hole of 17-, the outer pump steel ball of 18-, oil storage annular groove in 19-, the public oil inlet hole of 20-, the outer pump oil inlet hole of 21-, pump loudspeaker through hole in 22-, pump oil oil inlet hole in 23-, 24-groove, 25-auricle.
Embodiment
below in conjunction with accompanying drawing, the utility model is described in further detail, but not as to any restriction of the present utility model.
the utility model is constructed according to the self-circulation lubricating method of following a kind of positive and negative alternate rotary vertical retarder, in the method, input shaft 12 bottoms of retarder are circular tube shaped, and the inwall of pipe is provided with one section of inner spiral groove 6, be provided with pump core 2 and form interior pump in pipe; Pipe cylindrical in retarder bottom is provided with one section of external spiral groove 7 in addition, and outside external spiral groove 7, cover has pump block 5 to form outer pump; In input shaft 12, be provided with the up main oil gallery of lubricant oil 15 simultaneously, when input shaft 12 rotates forward or backwards, by interior pump or outer pump by the lubricating pump of reduction case 1 bottom the top to retarder parts 13, retarder top parts are lubricated, then get back to casing 1 bottom, realize the self-circulation lubricating of retarder; The rotation direction of described inner spiral groove 6 and external spiral groove 7 is reverse each other, and when input shaft 12 is rotated in the forward, one of them in interior pump and outer pump be the top to retarder parts 13 by the lubricating pump of reduction case bottom; When input shaft 12 counterrotating, the pump of not working during another forward is the top to retarder parts 13 by the lubricating pump of reduction case bottom; Pump and outer pump alternation state in forming.Described interior pump and outer pump alternation are controlled by the unidirectional oil duct being located on pump core 2 and input shaft 12, and unidirectional oil duct consists of conical through-hole and steel ball; During interior pump work, the unidirectional oil duct conducting on pump core 2, the unidirectional oil duct on input shaft 12 is in sealed condition; During outer pump work, the unidirectional oil duct conducting on input shaft 12, the unidirectional oil duct on pump core 2 is in sealed condition; Two unidirectional oil duct alternate conduction, when guaranteeing the forward and reverse rotation of input shaft 12, can be by the lubricating pump of reduction case 1 bottom the top to retarder parts 13.
the structural representation of the self-circulation lubricating device of the of the present utility model a kind of positive and negative alternate rotary vertical retarder building according to said method is as shown in Fig. 1～Fig. 6, this device comprises casing 1, casing 1 is provided with bearing support 10, bearing support 10 is provided with bearing 11, and the interior ring of bearing 11 coordinates with input shaft 12; In described input shaft 12 epimeres, be provided with main oil gallery 15, main oil gallery 15 one end are communicated with oil outlet 14; Hypomere is pipe, is provided with inner spiral groove 6 on the inner hole wall of pipe section, and the cylindrical of pipe section is provided with external spiral groove 7; The top of inner spiral groove 6 is provided with outer pump loudspeaker through hole 17, in outer pump loudspeaker through hole 17, is provided with outer pump steel ball 18; In the endoporus of pipe section, be provided with pump core 2, pump core 2 bottoms are provided with interior pump oil inlet hole 23, and interior pump oil inlet hole 23 is communicated with interior pump loudspeaker through hole 22, in interior pump loudspeaker through hole 22, is provided with interior pump steel ball 4; Pump core 2 tops are provided with through hole 9, and through hole 9 is communicated with public oil inlet hole 20; Pump core 2 bottoms are connected with the pump block 5 that is enclosed within input shaft pipe section outside through screw 3; The bottom of pump block 5 is provided with outer pump oil inlet hole 21; Pump block 5 tops are provided with auricle 25, and auricle 25 is contained in the groove 24 on bearing support 10 (seeing Fig. 3-Fig. 6).The input shaft pipe section cylindrical at described outer pump loudspeaker through hole 17 places is provided with outer oil storage annular groove 8.The pump core 2 cylindrical tops at described outer pump loudspeaker through hole 17 places are provided with interior oil storage annular groove 19.Between described pump core 2 tops and input shaft 12, be provided with shoe cream room 16.Oil outlet 14 on described input shaft 12 is positioned at the top of retarder parts 13.
Embodiment
during concrete enforcement, bearing support 10 is fixed on the bottom of casing 1, and the bearing 11 on input shaft 12 coordinates with the hole on bearing support 10.
on the cylindrical of the lower end of input shaft 12, be processed with many external spiral grooves 7, be processed with many inner spiral grooves 6 in hole, the sense of rotation of external spiral groove 7 and inner spiral groove 6 is contrary, when external spiral groove 7 is dextrorotation, inner spiral groove 6 is left-handed, when input shaft 12 turns clockwise, and external spiral groove 7 working pump oil; When input shaft 12 is rotated counterclockwise, inner spiral groove 6 working pump oil; When external spiral groove 7 is left-handed, when inner spiral groove 6 is dextrorotation, working pump oil direction is just in time contrary.
in the utility model, pump core 2 and pump block 5 connect as one by screw 3, coordinate with the external spiral groove 7 of input shaft 12 lower ends and cylindrical and the hole at inner spiral groove 6 places, matching gap 0.02-0.03mm, and by two auricles 25 on pump block 5, be embedded in two grooves 24 of bearing support 10.Two grooves 24 on bearing support 10 only limit the pump core 2 that is connected as a single entity and the rotary freedom of pump block 5, the degrees of freedom of its other all directions is not limited, its objective is: make the self-alignment when assembling of the external spiral groove 7 of input shaft 12 lower ends and the cylindrical at inner spiral groove 6 places and hole and the pump core 2 being connected as a single entity and pump block 5, when work, remain at same shaft axis state.
in the utility model, steel ball is all equipped with in outer pump loudspeaker through hole 17 apertures on interior pump loudspeaker through hole 22 apertures on pump core 2 and input shaft 12 lower end cylindricals, two steel balls are the changes along with the sense of rotation of input shaft 12, alternately externally the aperture of pump loudspeaker through hole 17 and interior pump loudspeaker through hole 22 is carried out shutoff and opens, to guarantee that reducer input shaft 12 any direction rotations can realize pump oil, carry out sufficient lubrication to retarder parts 13.
in the utility model, reduction case 1 bottom, bearing 11 and bearing each part below 11 is all immersed in lubricant oil, when input shaft 12 rotation:
if sense of rotation is the operative orientation of external spiral groove 7, the lubricant oil in external spiral groove 7 is under centrifugal action, the left end of the outer pump loudspeaker through hole 17 that up enters the outer oil storage annular groove 8 between input shaft 12 and pump block 5 and communicate with it, under the pressure-acting of lubricant oil, outer pump steel ball 18 is pushed open to the right, make outer circulation oil circuit UNICOM, simultaneously, because the sense of rotation of inner spiral groove 6 is contrary with the sense of rotation of external spiral groove 7, lubricant oil in inner spiral groove 6 is down under centrifugal action, under pressure, interior pump steel ball 4 in interior pump loudspeaker through hole 22 left, block interior pump loudspeaker through hole 22, the lubricant oil of casing 1 bottom enters in external spiral groove 7 by outer pump oil inlet hole 21, input shaft 12 is in rotary course, to enter lubricant oil in external spiral groove 7 by outer oil storage annular groove 8, outer pump loudspeaker through hole 17, interior oil storage annular groove 19, public oil inlet hole 20, through hole 9 pumps into the shoe cream room 16 between pump core 2 and input shaft 12, under pressure, lubricant oil is discharged by two oil outlets 14 of main oil gallery 15 and input shaft 12 upper ends, after the parts that respectively slow down on retarder parts 13 tops are lubricated, return in the bottom oil sump of casing 1, realize outer circulation working lubrication,
when if the sense of rotation of input shaft 12 is the operative orientation of inner spiral groove 6, lubricant oil in inner spiral groove 6 is under centrifugal action, upwards enter the interior oil storage annular groove 19 between input shaft 12 and pump core 2, make the lower end of many inner spiral grooves 6 form parital vacuum, force interior pump steel ball 4 to move right, Shi Nei circulating oil path UNICOM, simultaneously, the pressure oil entering in interior oil storage annular groove 19 promotes outer pump steel ball 18, outer pump loudspeaker through hole 17 shutoff on outer circulation oil circuit, the lubricant oil that enters into interior oil storage annular groove 19 can not reflux, can only pass through public oil inlet hole 20, through hole 9, enter into shoe cream room 16, and under pressure, two oil outlets 14 by main oil gallery 15 and input shaft 12 upper ends are got rid of, the parts that respectively slow down to retarder parts 13 tops are lubricated, return the bottom oil sump of casing 1, complete interior periodic duty lubricated.
so the utility model, in the rotation of vertical speed reducer any direction, can be realized its top reduction gear and the sufficient self-circulation lubricating of each movement parts.
working procedure of the present utility model and principle
specific works process as shown in Figure 7.The utility model is when work, by motor or other power equipment, driven the input shaft 12 of vertical speed reducer, according to practical application needs, any direction rotation, replacing shutoff and opening by interior pump steel ball 4 and 18 pairs of inside and outside oil circuits of outer pump steel ball, just the lubricating pump of reduction case bottom, to the top of retarder parts 13, carries out circulating lubrication to retarder top parts.
Claims (5)
1. a self-circulation lubricating device for positive and negative alternate rotary vertical retarder, comprises casing (1), and casing (1) is provided with bearing support (10), and bearing support (10) is provided with bearing (11), and in bearing (11), ring is connected with input shaft (12); It is characterized in that: in described input shaft (12) epimere, be provided with main oil gallery (15), main oil gallery (15) one end is communicated with oil outlet (14); The hypomere of input shaft (12) is provided with pipe, is provided with inner spiral groove (6) on the inner hole wall of pipe section, and the cylindrical of pipe section is provided with external spiral groove (7); The top of inner spiral groove (6) is provided with outer pump loudspeaker through hole (17), is provided with outer pump steel ball (18) in outer pump loudspeaker through hole (17); In the endoporus of pipe section, be provided with pump core (2), pump core (2) bottom is provided with interior pump oil inlet hole (23), and interior pump oil inlet hole (23) is communicated with interior pump loudspeaker through hole (22), is provided with interior pump steel ball (4) in interior pump loudspeaker through hole (22); Pump core (2) top is provided with through hole (9), and through hole (9) is communicated with public oil inlet hole (20); Pump core (2) bottom is connected with the pump block (5) that is enclosed within input shaft pipe section outside through screw (3); The bottom of pump block (5) is provided with outer pump oil inlet hole (21); Pump block (5) top is provided with auricle (25), and auricle (25) is contained in the groove (24) on bearing support (10).
2. install according to claim 1, it is characterized in that: the input shaft pipe section cylindrical that described outer pump loudspeaker through hole (17) is located is provided with outer oil storage annular groove (8).
3. install according to claim 1, it is characterized in that: pump core (2) the cylindrical place that described outer pump loudspeaker through hole (17) is located is provided with interior oil storage annular groove (19).
4. install according to claim 3, it is characterized in that: between described pump core (2) top and input shaft (12), be provided with shoe cream room (16).
5. install according to claim 1, it is characterized in that: the oil outlet (14) on described input shaft (12) is positioned at the top of retarder parts (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573953.8U CN203463626U (en) | 2013-09-17 | 2013-09-17 | Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573953.8U CN203463626U (en) | 2013-09-17 | 2013-09-17 | Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203463626U true CN203463626U (en) | 2014-03-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320573953.8U Withdrawn - After Issue CN203463626U (en) | 2013-09-17 | 2013-09-17 | Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer |
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| Country | Link |
|---|---|
| CN (1) | CN203463626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968051A (en) * | 2014-05-16 | 2014-08-06 | 郑州大学 | Automatic lubricating device of vertical speed reducer |
| CN104455352A (en) * | 2013-09-17 | 2015-03-25 | 贵州群建精密机械有限公司 | Self-circulation lubricating method and device of vertical gear reducer with forward-reverse alternative rotation function |
-
2013
- 2013-09-17 CN CN201320573953.8U patent/CN203463626U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455352A (en) * | 2013-09-17 | 2015-03-25 | 贵州群建精密机械有限公司 | Self-circulation lubricating method and device of vertical gear reducer with forward-reverse alternative rotation function |
| CN104455352B (en) * | 2013-09-17 | 2017-08-11 | 贵州群建精密机械有限公司 | A kind of self-circulation lubricating method and device of positive and negative alternate rotary vertical decelerator |
| CN103968051A (en) * | 2014-05-16 | 2014-08-06 | 郑州大学 | Automatic lubricating device of vertical speed reducer |
| CN103968051B (en) * | 2014-05-16 | 2016-05-18 | 郑州大学 | The automatic lubrication installation of vertical speed reducer |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20170811 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20170811 |