CN208089870U - Can automatic anti-backlash worm-gear speed reducer - Google Patents
Can automatic anti-backlash worm-gear speed reducer Download PDFInfo
- Publication number
- CN208089870U CN208089870U CN201820537322.3U CN201820537322U CN208089870U CN 208089870 U CN208089870 U CN 208089870U CN 201820537322 U CN201820537322 U CN 201820537322U CN 208089870 U CN208089870 U CN 208089870U
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- China
- Prior art keywords
- fixedly connected
- speed reducer
- supporting rod
- retarding device
- worm
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Abstract
The utility model is related to machine components technical fields, and disclose it is a kind of can automatic anti-backlash worm-gear speed reducer, including retarding device, the side of the retarding device is connected with worm screw, one end of the worm screw is run through and extends to the inside of retarding device, the outer surface of the worm screw is connected with turbine, and the bottom of the retarding device is fixedly connected with locating rod, and one end of the locating rod is connected with supporting rod.This can automatic anti-backlash worm-gear speed reducer, pass through the cooperation of worm screw and turbine, so that speed reducer has the function of braking, using the cooperation of locating rod and supporting rod, retarding device is prevented when moving, it shakes, the normal use for influencing speed reducer, utilizes the cooperation of sliding shoe, sliding bar and positioning tube so that retarding device is effectively buffered during declining, using the cooperation of sliding panel and adjustable spring, the speed of retarding device decline is further decreased.
Description
Technical field
The utility model is related to machine components technical field, specially it is a kind of can automatic anti-backlash worm-gear speed reducer.
Background technology
Worm decelerating machine be it is a kind of have compact-sized, transmission ratio is big, and under certain condition with self-locking function
Gearing is one of most common speed reducer.
In use, worm screw turbine easy to wear causes the worm screw in rotation to can not touch turbine to worm decelerating machine,
The use of speed reducer is influenced, most speed reducer in use for some time, there are gap between worm screw and turbine, influences to subtract
The braking of fast machine.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provide it is a kind of can automatic anti-backlash worm-gear speed reducer, tool
Standby gapless is convenient for the advantages that adjusting, solves worm decelerating machine in use, worm screw turbine easy to wear causes
Worm screw can not touch turbine when rotation, influence the use of speed reducer, most speed reducer in use for some time, worm screw and
There are gap between turbine, the problem of influencing the braking of speed reducer.
（Two）Technical solution
To realize above-mentioned gapless, convenient for the purpose of adjusting, the utility model provides the following technical solutions：One kind can be automatic
The side of the worm-gear speed reducer for the gap that disappears, including retarding device, the retarding device is connected with worm screw, the worm screw
The inside of retarding device is run through and extended in one end, and the outer surface of the worm screw is connected with turbine, the retarding device
Bottom is fixedly connected with locating rod, and one end of the locating rod is connected with supporting rod, and one end of the locating rod is through simultaneously
The inside of supporting rod is extended to, one end of the locating rod is fixedly connected with the sliding shoe inside supporting rod, the sliding
The both sides of block are flexibly connected with the inner wall of supporting rod, and the bottom of the sliding shoe is fixedly connected with sliding bar, the sliding bar
One end is connected with positioning tube, and the inside of positioning tube is run through and extended in one end of the sliding bar, and the one of the sliding bar
End is fixedly connected with the sliding panel inside positioning tube, and the both sides of the sliding panel are flexibly connected with the inner wall of positioning tube, institute
State the adjustable spring being fixedly connected at the top of positioning tube on sliding rod outer surface, one end of the adjustable spring and sliding
The bottom of block is flexibly connected, and connection buckle, the outer surface of the connection buckle are fixedly connected on the outer surface of the locating rod
On be connected with connecting rod, one end of the connecting rod is fixedly connected with gag lever post, and the side of the connecting rod is fixedly connected
There are extension spring, one end of the extension spring to be fixedly connected with the side of locating rod, the side flexible connection of the supporting rod
There are motion bar, one end of the motion bar to be fixedly connected with the movable plate inside supporting rod, the side of the movable plate is solid
Surely it is connected with pushing block.
Preferably, the side of the pushing block and the side of gag lever post are located in same horizontal line, the side of the pushing block
Face is flexibly connected with the side of gag lever post.
Preferably, locating slot is offered on the inner wall of the supporting rod, one end of the gag lever post is extended through locating slot
To the inside of supporting rod, one end of the gag lever post is flexibly connected with the inner wall of locating slot.
Preferably, the inside of supporting rod is run through and extended in one end of the motion bar, on the outer surface of the motion bar
The compressed spring being connected with inside supporting rod, one end of the compressed spring is fixedly connected with the inner wall of supporting rod.
Preferably, the outer surface of the movable plate is connected with limiting plate, and one end of the movable plate is run through and extended
To the inside of limiting plate.
Preferably, one end of the movable plate is fixedly connected with the movable block inside limiting plate, the movable block
Outer surface is flexibly connected with the inner wall of limiting plate.
（Three）Advantageous effect
Compared with prior art, the utility model provide can automatic anti-backlash worm-gear speed reducer, having following has
Beneficial effect：
1, this can automatic anti-backlash worm-gear speed reducer, pass through the cooperation of worm screw and turbine so that speed reducer have system
Dynamic effect prevents retarding device from shaking when moving, influences speed reducer using the cooperation of locating rod and supporting rod
Normal use utilizes the cooperation of sliding shoe, sliding bar and positioning tube so that retarding device is effectively delayed during declining
Punching further decreases the speed of retarding device decline using the cooperation of sliding panel and adjustable spring.
2, this can the worm-gear speed reducer of automatic anti-backlash made by the cooperation of connection buckle, connecting rod and extension spring
Locating rod is expanded outward, prevent retarding device when in use, stress slide downward utilizes matching for movable plate and extension spring
It closes so that motion bar is returned directly to original position after, utilizes the cooperation of pushing block and limiting plate so that worm screw and turbine
Between be not present gap, improve the service life of speed reducer.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the partial enlargement structural representation at A in Fig. 1.
In figure：1 retarding device, 2 worm screws, 3 pushing blocks, 4 turbines, 5 compressed springs, 6 locating rods, 7 supporting rods, 8 sliding shoes,
9 sliding bars, 10 positioning tubes, 11 sliding panels, 12 adjustable springs, 13 connection buckles, 14 connecting rods, 15 gag lever posts, 16 extension springs,
17 motion bars, 18 movable plates, 19 limiting plates, 20 movable blocks.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, it is a kind of can automatic anti-backlash worm-gear speed reducer, including retarding device 1, retarding device 1
Side is connected with worm screw 2, and the inside of retarding device 1, the outer surface activity of worm screw 2 are run through and extended in one end of worm screw 2
It is connected with turbine 4 so that speed reducer has the function of braking, using the cooperation of locating rod 6 and supporting rod 7, prevents retarding device 1
When moving, it shakes, influences the normal use of speed reducer, the bottom of retarding device 1 is fixedly connected with locating rod 6, positioning
One end of bar 6 is connected with supporting rod 7, and the inside of supporting rod 7 is run through and extended in one end of locating rod 6, and the one of locating rod 6
End is fixedly connected with sliding shoe 8 inside supporting rod 7, offers locating slot on the inner wall of supporting rod 7, and the one of gag lever post 15
End extends to the inside of supporting rod 7 by locating slot, and one end of gag lever post 15 is flexibly connected with the inner wall of locating slot, sliding shoe 8
Both sides be flexibly connected with the inner wall of supporting rod 7, the bottom of sliding shoe 8 is fixedly connected with sliding bar 9, and one end of sliding bar 9 is lived
It is dynamic to be connected with positioning tube 10 so that retarding device 1 is effectively buffered during declining, and one end of sliding bar 9 is through simultaneously
The inside of positioning tube 10 is extended to, one end of sliding bar 9 is fixedly connected with the sliding panel 11 inside positioning tube 10, sliding panel
11 both sides are flexibly connected with the inner wall of positioning tube 10, and the top of positioning tube 10 is fixedly connected on 9 outer surface of sliding bar
Adjustable spring 12, further decrease the speed of the decline of retarding device 1, one end of adjustable spring 12 and the bottom of sliding shoe 8 are lived
Dynamic connection, is fixedly connected with connection buckle 13 on the outer surface of locating rod 6, the company of being connected on the outer surface of connection buckle 13
One end of extension bar 14, connecting rod 14 is fixedly connected with gag lever post 15, and the side of pushing block 3 is located at same with the side of gag lever post 15
On horizontal line, the side of pushing block 3 is flexibly connected with the side of gag lever post 15, and the side of connecting rod 14 is fixedly connected with stretching bullet
Spring 16 so that locating rod 16 is expanded outward, prevents retarding device 1 when in use, stress slide downward, and the one of extension spring 16
End is fixedly connected with the side of locating rod 6, and the side of supporting rod 7 is connected with motion bar 17, and one end of motion bar 17 is run through
And the inside of supporting rod 7 is extended to, the compressed spring 5 being connected on the outer surface of motion bar 17 inside supporting rod 7,
One end of compressed spring 5 is fixedly connected with the inner wall of supporting rod 7, and one end of motion bar 17 is fixedly connected in supporting rod 7
The movable plate 18 in portion so that original position is returned directly to after 17 use of motion bar, the outer surface of movable plate 18 is connected with
One end of limiting plate 19, movable plate 18 is run through and extends to the inside of limiting plate 19 so that is not present between worm screw 2 and turbine 4
The service life of speed reducer is improved in gap, and the side of movable plate 18 is fixedly connected with pushing block 3, and one end of movable plate 18 is fixed
The movable block 20 being connected with inside limiting plate 19, the outer surface of movable block 20 is flexibly connected with the inner wall of limiting plate 19.
When work, when worm screw 2 wears turbine 4, retarding device 1 is pulled down, worm screw 2 is driven to move down, stretches bullet
16 springing connecting rod 14 of spring is expanded outward, and gag lever post 15 is then pushed to move to the inside of supporting rod 7, then fixed scroll bar 2 is stretched
The dynamics that 12 buffer deceleration equipment 1 of contracting spring declines, needs in secondary mobile worm screw 2, pushes motion bar 17, drives movable plate 18
It is moved forward with pushing block 3, gag lever post 15 is pushed to move again.
In conclusion this can automatic anti-backlash worm-gear speed reducer, pass through the cooperation of worm screw 2 and turbine 4 so that slow down
Machine has the function of braking, using the cooperation of locating rod 6 and supporting rod 7, prevents retarding device 1 when moving, shakes, shadow
The normal use for ringing speed reducer, utilizes the cooperation of sliding shoe 8, sliding bar 9 and positioning tube 10 so that retarding device 1 was declining
It is effectively buffered in journey, using the cooperation of sliding panel 11 and adjustable spring 12, further decreases the speed of the decline of retarding device 1
Degree；Pass through the cooperation of connection buckle 13, connecting rod 14 and extension spring 16 so that gag lever post 15 is expanded outward, prevents from slowing down
When in use, stress slide downward utilizes the cooperation of movable plate 18 and extension spring 16 to equipment 1 so that after 17 use of motion bar
It is returned directly to original position, utilizes the cooperation of pushing block 3 and limiting plate 19 so that between being not present between worm screw 2 and turbine 4
Gap improves the service life of speed reducer；Solves 2 speed reducer of worm screw in use, 2 turbine 4 easy to wear of worm screw causes
In rotation, worm screw 2 can not touch turbine 4, influence the use of speed reducer, most speed reducer in use for some time, snail
There are gap between bar 2 and turbine 4, the problem of influencing the braking of speed reducer.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. it is a kind of can automatic anti-backlash worm-gear speed reducer, including retarding device（1）, it is characterised in that：The retarding device
（1）Side be connected with worm screw（2）, the worm screw（2）One end run through and extend to retarding device（1）Inside, institute
State worm screw（2）Outer surface be connected with turbine（4）, the retarding device（1）Bottom be fixedly connected with locating rod（6）,
The locating rod（6）One end be connected with supporting rod（7）, the locating rod（6）One end run through and extend to supporting rod
（7）Inside, the locating rod（6）One end be fixedly connected with positioned at supporting rod（7）Internal sliding shoe（8）, the sliding
Block（8）Both sides and supporting rod（7）Inner wall flexible connection, the sliding shoe（8）Bottom be fixedly connected with sliding bar（9）,
The sliding bar（9）One end be connected with positioning tube（10）, the sliding bar（9）One end run through and extend to positioning tube
（10）Inside, the sliding bar（9）One end be fixedly connected with positioned at positioning tube（10）Internal sliding panel（11）, the cunning
Movable plate（11）Both sides and positioning tube（10）Inner wall flexible connection, the positioning tube（10）Top be fixedly connected with positioned at slide
Lever（9）Adjustable spring on outer surface（12）, the adjustable spring（12）One end and sliding shoe（8）Bottom activity connect
It connects, the locating rod（6）Outer surface on be fixedly connected with connection buckle（13）, the connection buckle（13）Outer surface on it is living
It is dynamic to be connected with connecting rod（14）, the connecting rod（14）One end be fixedly connected with gag lever post（15）, the connecting rod（14）'s
Side is fixedly connected with extension spring（16）, the extension spring（16）One end and locating rod（6）Side be fixedly connected, institute
State supporting rod（7）Side be connected with motion bar（17）, the motion bar（17）One end be fixedly connected with positioned at support
Bar（7）Internal movable plate（18）, the movable plate（18）Side be fixedly connected with pushing block（3）.
2. it is according to claim 1 can automatic anti-backlash worm-gear speed reducer, it is characterised in that：The pushing block（3）
Side and gag lever post（15）Side be located in same horizontal line, the pushing block（3）Side and gag lever post（15）Side
Face is flexibly connected.
3. it is according to claim 1 can automatic anti-backlash worm-gear speed reducer, it is characterised in that：The supporting rod（7）
Inner wall on offer locating slot, the gag lever post（15）One end supporting rod is extended to by locating slot（7）Inside, it is described
Gag lever post（15）One end be flexibly connected with the inner wall of locating slot.
4. it is according to claim 1 can automatic anti-backlash worm-gear speed reducer, it is characterised in that：The motion bar（17）
One end run through and extend to supporting rod（7）Inside, the motion bar（17）Outer surface on be connected with positioned at support
Bar（7）Internal compressed spring（5）, the compressed spring（5）One end and supporting rod（7）Inner wall be fixedly connected.
5. it is according to claim 1 can automatic anti-backlash worm-gear speed reducer, it is characterised in that：The movable plate（18）
Outer surface be connected with limiting plate（19）, the movable plate（18）One end run through and extend to limiting plate（19）It is interior
Portion.
6. it is according to claim 1 can automatic anti-backlash worm-gear speed reducer, it is characterised in that：The movable plate（18）
One end be fixedly connected with positioned at limiting plate（19）Internal movable block（20）, the movable block（20）Outer surface and limiting plate
（19）Inner wall flexible connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820537322.3U CN208089870U (en) | 2018-04-16 | 2018-04-16 | Can automatic anti-backlash worm-gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820537322.3U CN208089870U (en) | 2018-04-16 | 2018-04-16 | Can automatic anti-backlash worm-gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208089870U true CN208089870U (en) | 2018-11-13 |
Family
ID=64056229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820537322.3U Expired - Fee Related CN208089870U (en) | 2018-04-16 | 2018-04-16 | Can automatic anti-backlash worm-gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208089870U (en) |
-
2018
- 2018-04-16 CN CN201820537322.3U patent/CN208089870U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190530 Address after: 311201 Lighthouse Village, Yipeng Street, Dajiangdong Industrial Agglomeration Area, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Nayuan Transmission Machinery Co., Ltd. Address before: 311201 National Village of Yipeng Street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Jianming Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20210416 |