CN208749926U - Turntable special reduction gear - Google Patents
Turntable special reduction gear Download PDFInfo
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- CN208749926U CN208749926U CN201821216403.XU CN201821216403U CN208749926U CN 208749926 U CN208749926 U CN 208749926U CN 201821216403 U CN201821216403 U CN 201821216403U CN 208749926 U CN208749926 U CN 208749926U
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Abstract
The utility model belongs to speed reducer field, more particularly to turntable special reduction gear, including cabinet, motor, power input shaft, jackshaft, output shaft, cabinet is equipped with oil filler point, cabinet upper end is provided with cover board, self-lubricating chamber is formed between cover board and cabinet, the oil discharge passage of connection self-lubricating chamber is correspondingly provided on cabinet, on power input shaft and/or first bevel gear is equipped with and gets rid of oily blade, it gets rid of oily blade and throws away the lubricating oil having under the turning effort of power input shaft, the lubricating oil thrown away enters self-lubricating chamber at least partially by oil discharge passage.When motor driven, oily blade is got rid of to rotate with the rotation of power input shaft, when into lubricating oil, get rid of oily blade surface meeting attachment portion lubricating oil, after leaving lubricating oil, the parts of lubricating oil of attachment is thrown away under the influence of centrifugal force, and the lubricating oil thrown away enters self-lubricating chamber by oil discharge passage, lubricating action is constituted to the first bearing of jackshaft upper end after into self-lubricating chamber, forms the effect of self-lubricating.
Description
Technical field
The utility model belongs to speed reducer field, and in particular to turntable special reduction gear.
Background technique
Speed reducer, which has, slows down and increases torque functions, applies the conversion equipment in speed and torque, therefore in various machine
Its trace can be seen in tool transmission system.Traditional deceleration mechanism includes input shaft, input gear, output gear and defeated
The big essential component of shaft four, cone turntable special reduction gear can change the direction of transfer of power, have stable drive, effect
The advantages that rate is high, therefore be widely used.Speed reducer with more step reduction mechanism, the load that intermediate bearing is received is especially big,
Therefore it must assure that it, with enough lubricities, reduces abrasion, to guarantee that speed reducer works normally.The deceleration of secondary transmission
Machine, generally comprise cabinet, the motor that is installed on cabinet, power input shaft, the first bevel gear on power input shaft, in
Between axis, the second bevel gear on jackshaft and first gear, output shaft, the second gear on output shaft, described
One bevel gear engages with second bevel gear, and the first gear is engaged with second gear, and the lateral power of motor output is inputted
The power output of output shaft longitudinal direction is changed into, the jackshaft upper and lower ends pass through first bearing respectively and second bearing is fixed on
On the cabinet, the cabinet is equipped with oil filler point, injects lubricating oil into cabinet by oil filler point to certain liquid height,
Shaft can guarantee the lubricity of the second bearing of jackshaft lower end during running at high speed, but be unable to satisfy first bearing
Lubrication needs.
Summary of the invention
The purpose of the utility model is to overcome the disadvantages existing in the prior art and insufficient, and provides turntable special retarding
Machine.
Technical solution adopted in the utility model is as follows: turntable special reduction gear including cabinet, is installed on cabinet
Motor, power input shaft, the first bevel gear on power input shaft, jackshaft, the second bevel gear on jackshaft,
Output shaft, the first bevel gear are engaged with second bevel gear, and the jackshaft upper and lower ends pass through first bearing and respectively
Two bearings are fixed on the cabinet, and the cabinet is equipped with oil filler point, and the cabinet upper end is provided with cover board, the output shaft
Across the cover board, the self-lubricating chamber being located above first bearing is formed between the cover board and cabinet, is corresponded on the cabinet
Equipped with the oil discharge passage for being connected to the self-lubricating chamber, on the power input shaft and/or the first bevel gear is equipped with and gets rid of oil
Blade, described to get rid of the lubricating oil that oily blade have and throw away under the turning effort of power input shaft, the lubricating oil thrown away is at least
Part enters self-lubricating chamber by oil discharge passage.
The cabinet raises upward close to oil discharge passage one end equipped with non-return portion.
The cover board inner wall is equipped with guide surface, and the guide surface is inclined-plane, and the height away from described bearing one end, which is higher than, to be leaned on
The paraxial height for holding one end, the guide surface higher end are arranged above oil discharge passage, and lower one end is arranged above cabinet.
It is described that get rid of oily blade be outer end to the inclined arc shape in first bearing direction.
Described get rid of is recessed inwardly to form the temporary storage tank of lubricating oil among oily blade, described to get rid of oily blade in the temporary storage tank of lubricating oil
Inner surface is equipped with several from power input shaft to the oil duct groove that oily blade tip extends and outer end is open is got rid of, and forms institute
The side wall for stating oil duct groove is smooth surface.
Sealing ring is equipped between the output shaft and the cover board, the cover board passes through in the through hole wall of the output shaft
The corresponding sealing ring offers seal groove, and the radial end face of the seal groove is hatch frame, which is covered with anti-
Dirt lid, the dustproof cover include the cylinder that connection is adapted to the output shaft, which, which is equipped with, expands disk body, expand disk body
Disk it is corresponding with the open end of seal groove and expand disk body diameter and be greater than seal groove open end diameter, expand disk body and seal groove
There are gaps between open end.
The outer end for expanding disk body is connected with bending wall, and the bending wall covers at the outer peripheral surface of hatch frame.
The beneficial effects of the utility model are as follows: when motor driven, get rid of oily blade with the rotation of power input shaft and
Rotation gets rid of oily blade and repeats constantly to enter in lubricating oil, leaves lubricating oil, when into lubricating oil, get rid of oil in this process
Blade surface meeting attachment portion lubricating oil, after leaving lubricating oil, the parts of lubricating oil of attachment is thrown away under the influence of centrifugal force, is got rid of
Lubricating oil out enters self-lubricating chamber by oil discharge passage, into self-lubricating chamber after profit is constituted to the first bearing of jackshaft upper end
Sliding effect, forms the effect of self-lubricating.
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 should be apparent 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, before not making the creative labor property
It puts, obtains other drawings based on these drawings the scope for still falling within the utility model.
Fig. 1 is the structural schematic diagram of turntable special reduction gear；
Fig. 2 is the enlarged diagram of A in Fig. 1；
Fig. 3 is to get rid of oily blade horizontal section schematic diagram；
Fig. 4 is the enlarged diagram of B in Fig. 1；
In figure, 1, cabinet；101, oil filler point；102, oil discharge passage；103, non-return portion；2, motor；3, power input shaft；4,
First bevel gear；5, jackshaft；501, first bearing；502, second bearing；6, second bevel gear；7, first gear；8, output
Axis；9, second gear；10, cover board；1001, guide surface；1002, seal groove；11, self-lubricating chamber；12, get rid of oily blade；1201, profit
The temporary storage tank of lubricating oil；1202, oil duct groove；13, sealing ring；14, dustproof cover；1401, cylinder；1402, expand disk body；1403, folding
Curved wall.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
It should be noted that all statements for using " first " and " second " are in the utility model embodiment
Distinguish two non-equal entities of same names or non-equal parameter, it is seen that " first " " second " only for statement side
Just, it should not be construed as the restriction to the utility model embodiment, subsequent embodiment no longer illustrates this one by one.
The direction and position term that the utility model is previously mentioned, for example, "upper", "lower", "front", "rear", "left", "right", "
It is interior ", "outside", " top ", " bottom ", " side " etc., be only the direction or position with reference to attached drawing.Therefore, the direction and position used
Setting term is rather than the limitation to scope of protection of the utility model to illustrate and understand the present invention.
As shown in Figure 1, a kind of turntable special reduction gear, including cabinet 1, the motor being installed on cabinet 2, power input shaft
3, the first bevel gear 4 on power input shaft 3, jackshaft 5, second bevel gear 6 and first gear on jackshaft 5
7, output shaft 8, the second gear 9 on output shaft 8, the first bevel gear 4 are engaged with second bevel gear 6, and described first
Gear 7 is engaged with second gear 9, and 5 upper and lower ends of jackshaft pass through first bearing 501 respectively and second bearing 502 is fixed
On the cabinet 1, the cabinet 1 is equipped with oil filler point 101, and 1 upper end of cabinet is provided with cover board 10, the output shaft 8
Across the cover board 10, as shown in Fig. 2, forming the self-lubricating for being located at 501 top of first bearing between the cover board 10 and cabinet 1
Chamber 11, is correspondingly provided with the oil discharge passage 102 for being connected to the self-lubricating chamber 11 on the cabinet 1, on the power input shaft 3 and/
Or the first bevel gear 4 is equipped with and gets rid of oily blade 12, it is described to get rid of oily blade 12 for the lubricating oil having in power input shaft 3
It is thrown away under turning effort, the lubricating oil thrown away enters self-lubricating chamber 11 at least partially by oil discharge passage 102.Work as motor driven
When, it gets rid of oily blade and is rotated with the rotation of power input shaft, in this process, get rid of oily blade and repeat constantly to enter lubricating oil
In, leave lubricating oil, when into lubricating oil, get rid of oily blade surface can attachment portion lubricating oil, after leaving lubricating oil, attachment
Parts of lubricating oil is thrown away under the influence of centrifugal force, and the lubricating oil thrown away enters self-lubricating chamber by oil discharge passage, into profit certainly
Lubricating action is constituted to the first bearing of jackshaft upper end after sliding chamber, forms the effect of self-lubricating.Above structure is using two
Grade drive mechanism, the transmission of only one jackshaft, noise is small, and multilevel transmission structure also can be set into, and jackshaft includes two
Or the shaft of multiple transmission connections, self-lubricating chamber 11 can cover the bearing connected above all shafts.
The cabinet 1 raises upward close to 102 one end of oil discharge passage equipped with non-return portion 103.It prevents from being thrown to 1 top of cabinet
Lubricating oil flows back to cabinet inner cavity from oil discharge passage 102.
10 inner wall of cover board is equipped with guide surface 1001, and the guide surface 1001 is inclined-plane, away from described bearing one end
Height is higher than the height close to 9 one end of bearing, and 1001 higher end of guide surface is arranged above oil discharge passage 102, lower
One end is arranged above cabinet 1.Guide surface 1001 can play guide function to the lubricating oil being thrown on guide surface 1001, due to lubrication
The property of oil itself, the lubricating oil being thrown on guide surface 1001 will not be fallen at once, and be attached on guide surface 1001, due to
Guide surface 1001 is inclined-plane, and the lubricating oil for being attached to guide surface 1001 is slided under gravity on cabinet 1.
It is described that get rid of oily blade 12 be outer end to the inclined arc shape in 501 direction of first bearing.Arc gets rid of oily blade resistance
Power is small, while providing the lubricating oil thrown away outward and to the initial velocity in 501 direction of first bearing, is conducive to more lubricating oil and arrives
Lubricating action is constituted to first bearing 501 up to 1 top of cabinet.
As shown in Figure 3 it is described get rid of oily blade 12 and be recessed inwardly from two sides to centre form the temporary storage tank 1201 of lubricating oil, it is described
It gets rid of oily blade 12 and is equipped with several on the inner surface of the temporary storage tank 1201 of lubricating oil from power input shaft 3 to getting rid of oily 12 end of blade
The oil duct groove 1202 of extension and outer end opening, the side wall for forming the oil duct groove 1202 is smooth surface.Oil is got rid of in increase
12 surface of blade can adhere to the surface area of lubricating oil, and the lubricating oil thickness phase that the biggish part of bending degree that is recessed can be adhered to
The lubricating oil thickness of part even plane more lesser than recess bending degree is big, can increase the attachment of lubricating oil in this way, also make
The lubricating oil that single spin is thrown away is more.
Sealing ring 13 is equipped between the output shaft 8 and the cover board 10, the cover board 10 passes through the logical of the output shaft 8
The sealing ring 13 is corresponded on the hole wall of hole offers seal groove 1002, the radial end face of the seal groove 1002 is hatch frame,
The hatch frame is covered with dustproof cover 14, and the dustproof cover 14 includes the cylinder 1401 that connection is adapted to the output shaft 8, the cylinder
1401 one end of body, which is equipped with, expands disk body 1402, and the disk of expansion disk body 1402 is corresponding with the open end of seal groove 1002 and expands disk
1402 diameter of body is greater than 1002 open end diameter of seal groove, and there are skies between expansion disk body 1402 and 1002 open end of seal groove
Gap.Play dust-proof, dust-break protective effect.
The outer end for expanding disk body 1402 is connected with bending wall 1403, and the bending wall 1403 covers at hatch frame
Outer peripheral surface.
Above disclosures are merely preferred embodiments of the utility model, the power of the present invention cannot be limited with this certainly
Sharp range, therefore equivalent variations made according to the claim of the utility model, still fall within the scope of the utility model.
Claims (7)
1. turntable special reduction gear including cabinet (1), the motor (2) being installed on cabinet, power input shaft (3), is located at power
First bevel gear (4), jackshaft (5) on input shaft (3), the second bevel gear (6) on jackshaft (5), output shaft
(8), the first bevel gear (4) is engaged with second bevel gear (6), and jackshaft (5) upper and lower ends pass through first axle respectively
It holds (501) and second bearing (502) is fixed on the cabinet (1), the cabinet (1) is equipped with oil filler point (101), feature
Be: cabinet (1) upper end is provided with cover board (10), and the output shaft (8) passes through the cover board (10), the cover board (10)
The self-lubricating chamber (11) being located above first bearing (501), the company of being correspondingly provided on the cabinet (1) are formed between cabinet (1)
Lead to the oil discharge passage (102) of the self-lubricating chamber (11), on the power input shaft (3) and/or in the first bevel gear (4)
It is described to get rid of the lubricating oil that oily blade (12) have and got rid of under the turning effort of power input shaft (3) equipped with getting rid of oily blade (12)
Out, the lubricating oil thrown away enters self-lubricating chamber (11) at least partially by oil discharge passage (102).
2. turntable special reduction gear according to claim 1, it is characterised in that: the cabinet (1) is close to oil discharge passage
(102) one end raises upward equipped with non-return portion (103).
3. turntable special reduction gear according to claim 1, it is characterised in that: cover board (10) inner wall is equipped with guide surface
(1001), the guide surface (1001) is inclined-plane, and the height away from described bearing one end is higher than the height close to bearing (9) one end
Degree, guide surface (1001) the higher end setting is above oil discharge passage (102), and lower one end setting is above cabinet (1).
4. turntable special reduction gear according to claim 1 or 3, it is characterised in that: described get rid of oily blade (12) are outer end
Portion is to the inclined arc shape in first bearing (501) direction.
5. turntable special reduction gear according to claim 4, it is characterised in that: described get rid of concaves among oily blade (12)
Fall into and form the temporary storage tank of lubricating oil (1201), it is described get rid of oily blade (12) in the temporary storage tank of lubricating oil (1201) if inner surface on be equipped with
Dry, from power input shaft (3) to the oil duct groove (1202) that oily blade (12) end extends and outer end is open is got rid of, forms institute
The side wall for stating oil duct groove (1202) is smooth surface.
6. turntable special reduction gear according to claim 1, it is characterised in that: the output shaft (8) and the cover board
(10) sealing ring (13) are equipped between, the cover board (10) corresponds to the sealing in the through hole wall of the output shaft (8)
Circle (13) offers seal groove (1002), and the radial end face of the seal groove (1002) is hatch frame, which is provide with
Have dustproof cover (14), the dustproof cover (14) includes the cylinder (1401) that connection is adapted to the output shaft (8), the cylinder
(1401) one end be equipped with expand disk body (1402), expand disk body (1402) disk it is corresponding with the open end of seal groove (1002) and
Expand disk body (1402) diameter and be greater than seal groove (1002) open end diameter, expands disk body (1402) and seal groove (1002) and be open
There are gaps between end.
7. turntable special reduction gear according to claim 6, it is characterised in that: the outer end for expanding disk body (1402) connects
It is connected to bending wall (1403), the bending wall (1403) covers at the outer peripheral surface of hatch frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821216403.XU CN208749926U (en) | 2018-07-30 | 2018-07-30 | Turntable special reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821216403.XU CN208749926U (en) | 2018-07-30 | 2018-07-30 | Turntable special reduction gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749926U true CN208749926U (en) | 2019-04-16 |
Family
ID=66059393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821216403.XU Active CN208749926U (en) | 2018-07-30 | 2018-07-30 | Turntable special reduction gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208749926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757841A (en) * | 2018-07-30 | 2018-11-06 | 浙江顺天传动科技股份有限公司 | Turntable special reduction gear |
-
2018
- 2018-07-30 CN CN201821216403.XU patent/CN208749926U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757841A (en) * | 2018-07-30 | 2018-11-06 | 浙江顺天传动科技股份有限公司 | Turntable special reduction gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Special speed reducer for rotating table Effective date of registration: 20191211 Granted publication date: 20190416 Pledgee: China Co truction Bank Corp Yongjia branch Pledgor: Zhejiang Shun Tian drive Polytron Technologies Inc Registration number: Y2019330000282 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |