CN209539976U - A kind of improvement structure of speed reducer shaft end shaft coupling - Google Patents
A kind of improvement structure of speed reducer shaft end shaft coupling Download PDFInfo
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- CN209539976U CN209539976U CN201920084092.4U CN201920084092U CN209539976U CN 209539976 U CN209539976 U CN 209539976U CN 201920084092 U CN201920084092 U CN 201920084092U CN 209539976 U CN209539976 U CN 209539976U
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- clip shell
- shaft
- speed reducer
- fixing sleeve
- guiding surface
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Abstract
The utility model discloses a kind of improvement structures of speed reducer shaft end shaft coupling, including speed reducer, speed reducer lower end is provided with output shaft, output shaft lower end is arranged with left clip shell and right clip shell, left clip shell upper end is equipped with the first lock-screw, right clip shell upper end is equipped with the second lock-screw, the first positioning groove is provided on the inner wall of left clip shell, the second positioning groove is provided on the inner wall of right clip shell, the first positioning screw hole is vertically provided in the middle part of the lower end surface of output shaft, a transmission shaft is provided with immediately below output shaft, left clip shell and right clip shell upper end are arranged with the first fixing sleeve, left clip shell and right clip shell lower end are arranged with the second fixing sleeve, multiple clamping screws are provided between first fixing sleeve and the second fixing sleeve, left clip shell and right clip shell is driven to clamp transmission shaft when the first fixing sleeve and the second fixing sleeve are locked by clamping screw.Above-mentioned technical proposal, reasonable in design, structure is simple, assembly and disassembly are easy, connection is reliable, efficiency of transmission is high and safe and reliable.
Description
Technical field
The utility model relates to reducer technology fields, and in particular to a kind of improvement structure of speed reducer shaft end shaft coupling.
Background technique
Countries in the world are all actively solving the problems, such as energy demand at present, wherein other than Looking For Substitutions Of Oil, exactly mention
The operational paradigm of Sheng Ge bindiny mechanism.The place that power loss most easily occurs at present, that is, be component and component junction, example
Such as: shaft coupling.Shaft coupling is a kind of axis that two different machines are connected using component, so that this two axis can be one in transmission process
The mechanical component for playing rotation, the bridge rotated each other as drive.However, component during transmitting and rotation, will receive
The influence of the factors such as component characteristic causes the loss of power.It is typically exactly that existing shaft joint is substantially and is connected by flat key
Output shaft is connect, there is inevitable defects for this structure, are first exactly adapter assemblies complexity, it is often more important that output shaft
The kinetic energy that output shaft outflow in part can be also lost at peaceful key connection, thereby results in that transmission efficiency is low.Furthermore if flat key loosens
Can also there be security risk.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of reasonable in design, structures
Simply, assembly and disassembly are easy, connection is reliable, efficiency of transmission is high and the improvement structure of safe and reliable speed reducer shaft end shaft coupling.
To achieve the above object, the utility model provides following technical solution: a kind of speed reducer shaft end shaft coupling changes
Into structure, including speed reducer, the speed reducer lower end is provided with output shaft, and the output shaft lower end is arranged with left clip shell and right folder
Shell, the left clip shell and right clip shell are symmetrical arranged, and left clip shell upper end is equipped with several the first lock-screws, and left clip shell passes through the
One lock-screw is locked with output shaft；The right clip shell upper end is equipped with several the second lock-screws, and right clip shell passes through
Second lock-screw is locked with output shaft；An axis installation cavity is constituted between the left clip shell and right clip shell, left clip shell
It is provided with first positioning groove on inner wall, second positioning groove is provided on the inner wall of right clip shell, it is described defeated
It is vertically provided with the first positioning screw hole in the middle part of the lower end surface of shaft, a transmission shaft, institute are provided with immediately below the output shaft
The upper end for stating transmission shaft has been wholely set the first position limiting convex ring, and the upper surface integral middle of transmission shaft is provided with locating rod, described
A positioning bolt is fixedly welded on the upper surface of locating rod, the lower end of the positioning bolt has been wholely set the second limit convex
Ring, the positioning bolt upper end are threadedly coupled with the first positioning screw hole, first position limiting convex ring and the second position limiting convex ring left end
It is respectively positioned in the first positioning groove, first position limiting convex ring and the second position limiting convex ring right end are respectively positioned in the second positioning groove；
The left clip shell and right clip shell upper end are arranged with the first fixing sleeve, and left clip shell and right clip shell lower end are arranged with the second fixing sleeve, and
Multiple clamping screws are provided between first fixing sleeve and the second fixing sleeve, when the first fixing sleeve and the second fixing sleeve pass through locking
Bolt drives left clip shell and right clip shell to clamp transmission shaft when locking.
The utility model is further arranged to: the left upper end of the left clip shell is provided with the first guiding surface, right clip shell
Upper right side is provided with the second guiding surface, and first guiding surface and the second guiding surface are symmetrical arranged, the first fixing sleeve edge
First guiding surface and the second guiding surface slide downward.
The utility model is further arranged to: the lower-left end of the left clip shell is provided with third guiding surface, right clip shell
Bottom righthand side be provided with the 4th guiding surface, the third guiding surface and the 4th guiding surface upward sliding.
The utility model is further arranged to: the upper surface of first position limiting convex ring and the lower end of the second position limiting convex ring
Several retaining springs are welded between face.
The utility model is further arranged to: the inner wall lower end of the left clip shell has been wholely set the first limiting card
Block is provided on the transmission shaft and inserts with matched first limit card slot of first limit card block, first limit card block
Enter in the first limit card slot of alignment.
The utility model is further arranged to: the inner wall lower end of the right clip shell has been wholely set the second limiting card
Block is provided on the transmission shaft and inserts with matched second limit card slot of second limit card block, second limit card block
Enter in the second limit card slot of alignment.
The utility model has the advantages that: compared with prior art, the utility model structure setting is reasonable, and transmission shaft first passes through
Positioning bolt upper end is threadedly coupled fixation with the first positioning screw hole, then when the first fixing sleeve and the second fixing sleeve pass through locking screw
Left clip shell and right clip shell is driven to clamp transmission shaft when bolt-lock is tight, the first limit card block of inner wall lower end of left clip shell is inserted into transmission shaft
In first limit card slot of upper alignment, second be aligned on the second limit card block of inner wall lower end insertion transmission shaft of right clip shell is limited
In the card slot of position；Retaining spring between the upper surface of first position limiting convex ring and the lower end surface of the second position limiting convex ring plays locking work
With so that connection reliably, is not easy to loosen, long service life between each component；Reasonable in design, structure is simple, assembly and disassembly are easy,
Connection is reliable, efficiency of transmission is high, safe and reliable, practicability is good.
The utility model is described in further detail with specific embodiment with reference to the accompanying drawings of the specification.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the enlarged diagram in the portion I；
Fig. 3 is the assembling schematic diagram of the utility model embodiment left clip shell and right clip shell.
Specific embodiment
In the description of the present embodiment, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside", "front", "rear" etc., indicated by orientation or positional relationship be it is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to the utility model
Limitation.In addition, such as there is term " first ", " second ", " third " are used for description purposes only, and should not be understood as instruction or dark
Show relative importance.
Referring to figure 1, figure 2 and figure 3, the improvement structure of a kind of speed reducer shaft end shaft coupling disclosed by the utility model, including
Speed reducer 1,1 lower end of speed reducer are provided with output shaft 2, and 2 lower end of output shaft is arranged with left clip shell 3 and right clip shell 4, institute
It states left clip shell 3 and right clip shell 4 to be symmetrical arranged, left 3 upper end of clip shell is equipped with several the first lock-screws 5, and left clip shell 3 passes through the
One lock-screw 5 is locked with output shaft 2；4 upper end of right clip shell is equipped with several the second lock-screws 6, right clip shell 4
It is locked by the second lock-screw 6 with output shaft 2；An axis installation cavity is constituted between the left clip shell 3 and right clip shell 4,
It is provided with first positioning groove 31 on the inner wall of left clip shell 3, one second positioning is provided on the inner wall of right clip shell 4
The lower end surface middle part of groove 41, the output shaft 2 is vertically provided with the first positioning screw hole 21, and the underface of the output shaft 2 is set
It is equipped with a transmission shaft 7, the upper end of the transmission shaft 7 has been wholely set the first position limiting convex ring 71, the upper surface middle part of transmission shaft 7
It has been wholely set locating rod 72, a positioning bolt 8, the positioning bolt are fixedly welded on the upper surface of the locating rod 72
8 lower end has been wholely set the second position limiting convex ring 81, and 8 upper end of positioning bolt is threadedly coupled with the first positioning screw hole 21, institute
It states the first position limiting convex ring 71 and 81 left end of the second position limiting convex ring is respectively positioned in the first positioning groove 31, first position limiting convex ring 71
It is respectively positioned in the second positioning groove 41 with 81 right end of the second position limiting convex ring；The left clip shell 3 and 4 upper end of right clip shell are arranged with
One fixing sleeve 9, left clip shell 3 and 4 lower end of right clip shell are arranged with the second fixing sleeve 10, and the first fixing sleeve 9 and the second fixing sleeve 10
Between be provided with multiple clamping screws 11, driven when the first fixing sleeve 9 and the second fixing sleeve 10 are locked by clamping screw 11
Left clip shell 3 and right clip shell 4 clamp transmission shaft 7.
Preferably, the output shaft 2, which is aligned at each first lock-screw 5, is provided with one second positioning spiral shell
Hole, each first lock-screw 5 are connected through a screw thread fixation with the second positioning screw hole of alignment；Output shaft 2 is directed at each
Be provided with a third positioning screw hole at two lock-screws 6, each second lock-screw 6 with the third positioning screw hole of alignment
It is connected through a screw thread fixation；The quantity of first lock-screw 5 and the second lock-screw 6 is at least arranged one；Described
Four clamping screws 11 are set altogether between one fixing sleeve 9 and the second fixing sleeve 10, and shape is uniform in a ring for four clamping screws 11
Distribution.
To keep the utility model structure setting more reasonable, preferably, the upper left of left clip shell 3 described in the present embodiment
End is provided with the first guiding surface 32, and the upper right side of right clip shell 4 is provided with the second guiding surface 42, first guiding surface 32
It is symmetrical arranged with the second guiding surface 42, the first fixing sleeve 9 is along 42 slide downward of the first guiding surface 32 and the second guiding surface.
The lower-left end of the left clip shell 3 is provided with third guiding surface 33, and the bottom righthand side of right clip shell 4 is provided with the 4th guiding
Inclined-plane 43, the third guiding surface 33 and 43 upward sliding of the 4th guiding surface.
Several are welded between the upper surface of first position limiting convex ring 71 and the lower end surface of the second position limiting convex ring 81 to determine
Position spring 12.Preferably, four retaining springs 12 are arranged in the present embodiment altogether, and shape is uniform in a ring for four retaining springs 12
Distribution.
The inner wall lower end of the left clip shell 3 has been wholely set the first limit card block 34, be provided on the transmission shaft 7 with
Matched first limit card slot 73 of first limit card block 34, the first limit of the insertion of the first limit card block 34 alignment
In card slot 73.
The inner wall lower end of the right clip shell 4 has been wholely set the second limit card block 44, be provided on the transmission shaft 7 with
Matched second limit card slot 74 of second limit card block 44, the second limit of the insertion of the second limit card block 44 alignment
In card slot 74.
When practical application, transmission shaft first passes through positioning bolt upper end and is threadedly coupled fixation with the first positioning screw hole, then when
First fixing sleeve and the second fixing sleeve drive left clip shell and right clip shell to clamp transmission shaft when locking by clamping screw, left clip shell
In the first limit card slot being aligned on the first limit card block of inner wall lower end insertion transmission shaft, the inner wall lower end second of right clip shell
In the second limit card slot being aligned on limit card block insertion transmission shaft；The upper surface of first position limiting convex ring and the second position limiting convex ring
Retaining spring between lower end surface plays anti-loose effect, so that connecting reliably between each component, is not easy to loosen, long service life；
Reasonable in design, structure is simply, assembly and disassembly are easy, connection is reliable, efficiency of transmission height, safe and reliable, practicability is good.
Above-described embodiment is served only for that the utility model is further described, no to the specific descriptions of the utility model
It can be interpreted as the restriction to scope of protection of the utility model, the technician of this field is according to the content pair of above-mentioned utility model
The utility model is made some nonessential modifications and adaptations and is each fallen within the protection scope of the utility model.
Claims (6)
1. a kind of improvement structure of speed reducer shaft end shaft coupling, including speed reducer (1), speed reducer (1) lower end is provided with defeated
Shaft (2), it is characterised in that: output shaft (2) lower end is arranged with left clip shell (3) and right clip shell (4), the left clip shell (3)
It is symmetrical arranged with right clip shell (4), left clip shell (3) upper end is equipped with several the first lock-screws (5), and left clip shell (3) passes through the
One lock-screw (5) is locked with output shaft (2)；Right clip shell (4) upper end is equipped with several the second lock-screws
(6), right clip shell (4) is locked by the second lock-screw (6) with output shaft (2)；The left clip shell (3) and right clip shell (4)
Between constitute an axis installation cavity, be provided with first positioning groove (31), right clip shell (4) on the inner wall of left clip shell (3)
Inner wall on be provided with second positioning groove (41), be vertically provided with first in the middle part of the lower end surface of the output shaft (2)
Positioning screw hole (21) is provided with a transmission shaft (7), the upper end one of the transmission shaft (7) immediately below the output shaft (2)
It is provided with the first position limiting convex ring (71), the upper surface integral middle of transmission shaft (7) is provided with locating rod (72), the locating rod
(72) positioning bolt (8) is fixedly welded on upper surface, the lower end of the positioning bolt (8) has been wholely set the second limit
Position bulge loop (81), positioning bolt (8) upper end are threadedly coupled with the first positioning screw hole (21), first position limiting convex ring (71)
It is respectively positioned in the first positioning groove (31) with the second position limiting convex ring (81) left end, first position limiting convex ring (71) and the second limit
Bulge loop (81) right end is respectively positioned in the second positioning groove (41)；It is solid that the left clip shell (3) and right clip shell (4) upper end are arranged with first
Fixed set (9), left clip shell (3) and right clip shell (4) lower end are arranged with the second fixing sleeve (10), and the first fixing sleeve (9) and second is consolidated
Multiple clamping screws (11) are provided between fixed set (10), when the first fixing sleeve (9) and the second fixing sleeve (10) pass through locking screw
Bolt (11) drives left clip shell (3) and right clip shell (4) to clamp transmission shaft (7) when locking.
2. a kind of improvement structure of speed reducer shaft end shaft coupling according to claim 1, it is characterised in that: the left clip shell
(3) left upper end is provided with the first guiding surface (32), and the upper right side of right clip shell (4) is provided with the second guiding surface (42), institute
It states the first guiding surface (32) and the second guiding surface (42) is symmetrical arranged, the first fixing sleeve (9) is along the first guiding surface (32)
With the second guiding surface (42) slide downward.
3. a kind of improvement structure of speed reducer shaft end shaft coupling according to claim 2, it is characterised in that: the left clip shell
(3) lower-left end is provided with third guiding surface (33), and the bottom righthand side of right clip shell (4) is provided with the 4th guiding surface (43), institute
State third guiding surface (33) and the 4th guiding surface (43) upward sliding.
4. a kind of improvement structure of speed reducer shaft end shaft coupling according to claim 3, it is characterised in that: first limit
Several retaining springs (12) are welded between the upper surface of position bulge loop (71) and the lower end surface of the second position limiting convex ring (81).
5. a kind of improvement structure of speed reducer shaft end shaft coupling according to claim 1, it is characterised in that: the left clip shell
(3) inner wall lower end has been wholely set the first limit card block (34), is provided on the transmission shaft (7) and first limit
Matched first limit card slot (73) of fixture block (34), the first limit card slot (73) of the first limit card block (34) insertion alignment
It is interior.
6. a kind of improvement structure of speed reducer shaft end shaft coupling according to claim 1, it is characterised in that: the right clip shell
(4) inner wall lower end has been wholely set the second limit card block (44), is provided on the transmission shaft (7) and second limit
Matched second limit card slot (74) of fixture block (44), the second limit card slot (74) of the second limit card block (44) insertion alignment
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084092.4U CN209539976U (en) | 2019-01-18 | 2019-01-18 | A kind of improvement structure of speed reducer shaft end shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084092.4U CN209539976U (en) | 2019-01-18 | 2019-01-18 | A kind of improvement structure of speed reducer shaft end shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539976U true CN209539976U (en) | 2019-10-25 |
Family
ID=68270275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920084092.4U Active CN209539976U (en) | 2019-01-18 | 2019-01-18 | A kind of improvement structure of speed reducer shaft end shaft coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539976U (en) |
-
2019
- 2019-01-18 CN CN201920084092.4U patent/CN209539976U/en active Active
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