CN209026118U - A kind of automatic anti-backlash worm wheel worm decelerating machine - Google Patents
A kind of automatic anti-backlash worm wheel worm decelerating machine Download PDFInfo
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- CN209026118U CN209026118U CN201821452555.XU CN201821452555U CN209026118U CN 209026118 U CN209026118 U CN 209026118U CN 201821452555 U CN201821452555 U CN 201821452555U CN 209026118 U CN209026118 U CN 209026118U
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- worm
- gear
- snorkel
- backlash
- fixedly connected
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Abstract
The utility model relates to reducer technology fields, and disclose a kind of automatic anti-backlash worm wheel worm decelerating machine, including body, the right side of the body is fixedly installed with motor, the output shaft of the motor is fixedly connected with inputting shaft, and the other end of the inputting shaft is through body and extends to the inside of body and fixing sleeve is connected to female gear, and the bottom end engagement of mother's gear is connected with sub- gear, the inside fixing sleeve of the sub- gear is connected to worm screw, and the outer surface fixing sleeve of the worm screw is connected to first bearing.The automatic anti-backlash worm wheel worm decelerating machine, supporting block is pushed by support spring, then support rod is pushed by supporting block, it is in close contact worm and wheel by the mutual cooperation of support rod and first bearing again, the gap between worm and wheel can be eliminated automatically, it avoids causing the gap between worm and worm wheel excessive because of abrasion, influences the normal use of speed reducer, improve the practicability of the speed reducer.
Description
Technical field
The utility model relates to reducer technology field, specially a kind of automatic anti-backlash worm wheel worm decelerating machine.
Background technique
Worm-gear speed reducer is a kind of power transmission mechanism, using the velocity transducer of gear, by the winding number of motor
Desired winding number is decelerated to, and obtains larger torque, due to being frictional drive between worm gear and worm screw, was used in long-term
Cheng Zhong can influence the normal use of speed reducer because biggish gap occurs in abrasion between worm gear and worm screw.
And it is manually to be adjusted that existing worm-gear speed reducer is mostly in terms of adjusting gap, manually adjusts needs and dismantles
Speed reducer, and speed reducer comparatively seals, and not only increases artificial labor intensity, and often disassembly is easily reduced deceleration
The leakproofness of machine influences the normal use of speed reducer, reduces the practicability of speed reducer, and speed reducer can generate more in operation
Heat, be easy to make the pressure rise inside speed reducer, thus make each part of speed reducer respectively seal between because thermal expansion generate it is poor
It is different, in order to make to press inside speed reducer, breather can be installed at the top of speed reducer, and the breather of existing speed reducer is mostly straight
Connect and be in communication with the outside, and when speed reducer is used in more rugged environment, in air a large amount of dust can by breather into
Enter in speed reducer, influence the normal use of speed reducer, reduces the service life of speed reducer.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of automatic anti-backlash worm wheel worm decelerating machine, has certainly
The advantages of dynamic gap that disappears is with dust is completely cut off, it is manually to be adjusted that it is mostly in terms of adjusting gap, which to solve existing worm-gear speed reducer,
It is whole, it manually adjusts and needs to dismantle speed reducer, and speed reducer comparatively seals, and not only increases artificial labor intensity, and
Often disassembly is easily reduced the leakproofness of speed reducer, influences the normal use of speed reducer, reduces the practicability of speed reducer, slows down
Machine can generate more heat in operation, be easy to make the pressure rise inside speed reducer, to keep each part of speed reducer each close
Because thermal expansion generates difference between envelope, in order to make to press inside speed reducer, breather can be installed at the top of speed reducer, and it is existing
The breather of speed reducer is mostly directly to be in communication with the outside, big in air and when speed reducer is used in more rugged environment
The dust of amount can be entered in speed reducer by breather, influence the normal use of speed reducer, reduce asking for speed reducer service life
Topic.
The utility model provides the following technical solutions: a kind of automatic anti-backlash worm wheel worm decelerating machine, including body, the machine
The right side of body is fixedly installed with motor, and the output shaft of the motor is fixedly connected with inputting shaft, the other end of the inputting shaft
Through body and extend to the inside of body and fixing sleeve is connected to female gear, the bottom end engagement of mother's gear is connected with sub- tooth
Wheel, the inside fixing sleeve of the sub- gear are connected to worm screw, and the outer surface fixing sleeve of the worm screw is connected to first bearing, and described first
The quantity of bearing is two, and the bottom of two first bearings is fixedly installed with support rod, the outer surface of the support rod
Movable sleeve is connected to support tube, and the bottom end of the support tube is fixedly connected with the bottom of body inner cavity, and the support rod is located at support
One end inside pipe is fixedly connected with supporting block, and the outer surface movable sleeve of the support rod is connected to the support inside support tube
The top engagement of spring, the worm screw is connected with worm gear, and the inside fixing sleeve of the worm gear is connected to force-output shaft, the force-output shaft
Outer surface fixing sleeve is connected to the second bearing positioned at worm gear two sides, and the outer surface of the second bearing is fixedly attached with body, institute
It states the left side screw thread at the top of body and is socketed with snorkel, the internal activity of the snorkel, which is socketed with, blocks, the top blocked
Portion is fixedly connected with compressed spring, is fixedly connected at the top of the top of the compressed spring and ventilation tube cavity, the snorkel
The equal fixing sleeve in the top of two sides is connected to escape pipe, and the inside of the snorkel is fixedly installed with the mistake between two escape pipes
Strainer.
Preferably, the screw top of the body is socketed with the fuel door on the right side of snorkel, the body front
Bottom thread be socketed with oil discharge screw.
Preferably, the right side of the body is fixedly installed with protection box compatible with motor, the right side of the protection box
Side offers heat release hole.
Preferably, the bottom of the body is fixedly installed with pedestal, and the top of the pedestal and the bottom of protection box are fixed
Connection.
Preferably, it is fixedly connected at the top of the top of the support spring and support tube cavity, the bottom of the support spring
It holds and is fixedly connected at the top of supporting block.
It preferably, is arc at the top of the top of the snorkel and fuel door, the top in the right side of machine body face is solid
Dingan County is equipped with pull ring.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the automatic anti-backlash worm wheel worm decelerating machine pushes supporting block by support spring, is then pushed by supporting block
Support rod, then worm and wheel is in close contact by the mutual cooperation of support rod and first bearing, worm screw can be eliminated automatically
Gap between worm gear avoids causing the gap between worm and worm wheel excessive because of abrasion, influences the normal use of speed reducer,
Improve the practicability of the speed reducer.
2, the automatic anti-backlash worm wheel worm decelerating machine, is isolated from the outside body by blocking, will be external using filter screen
Dust be filtered, prevent a large amount of dust in air from entering in speed reducer, influence the normal use of speed reducer, increase is somebody's turn to do
The service life of speed reducer.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the positive structure diagram of Fig. 1；
Fig. 3 is enlarged structure schematic diagram at A in Fig. 1.
In figure: 1, body；2, motor；3, inputting shaft；4, female gear；5, sub- gear；6, worm screw；7, first bearing；8, it props up
Strut；9, support tube；10, supporting block；11, support spring；12, worm gear；13, force-output shaft；14, second bearing；15, snorkel；
16, it blocks；17, compressed spring；18, escape pipe；19, filter screen；20, fuel door；21, oil discharge screw；22, protection box；23, bottom
Seat.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of automatic anti-backlash worm wheel worm decelerating machine, including body 1 are please referred to, the bottom of body 1 is fixedly mounted
There is pedestal 23, the top of pedestal 23 is fixedly connected with the bottom of protection box 22, and pedestal 23 can make body 1 far from ground, prevent
The corrosion that ground has water to accelerate body 1, improves the service life of the speed reducer, and the right side of body 1 is fixedly installed with and electricity
The compatible protection box 22 of machine 2, the right side of protection box 22 offer heat release hole, and protection box 22 can prevent motor 2 by outer
The case where the effects of power is damaged, increases the service life of motor 2, and heat release hole generates when motor 2 can work in time
Heat dissipation go out, prevent temperature it is excessively high influence the speed reducer use, body 1 screw top be socketed be located at ventilation
The fuel door 20 on 15 right side of pipe, the positive bottom thread of body 1 are socketed with oil discharge screw 21, and fuel door 20 can be convenient work people
Member can facilitate staff periodically to the lubricating oil progress inside body 1 toward lubricating oil, oil discharge screw 21 is added inside body 1
Replacement, the right side of body 1 are fixedly installed with motor 2, the model Y160M1-2 of motor 2, and the output shaft of motor 2 is fixedly connected
There is an inputting shaft 3, the other end of inputting shaft 3 is through body 1 and extends to the inside of body 1 and fixing sleeve is connected to female gear 4, female tooth
Wheel 4, sub- gear 5, worm screw 6 are identical with the material of worm gear 12, and generated abrasion is also identical in use, and worm screw 6 is always
Balance is kept, the bottom end engagement of female gear 4 is connected with sub- gear 5, and the inside fixing sleeve of sub- gear 5 is connected to worm screw 6, worm screw 6
Outer surface fixing sleeve is connected to first bearing 7, and the quantity of first bearing 7 is two, and the bottom of two first bearings 7 is fixedly mounted
There is support rod 8, the outer surface movable sleeve of support rod 8 is connected to support tube 9, and the bottom of the bottom end and 1 inner cavity of body of support tube 9 is fixed
Connection, one end that support rod 8 is located inside support tube 9 are fixedly connected with supporting block 10, and the outer surface movable sleeve of support rod 8 is connected to
Support spring 11 inside support tube 9 is fixedly connected at the top of the top and 9 inner cavity of support tube of support spring 11, is supported
The bottom end of spring 11 is fixedly connected with the top of supporting block 10, and the elastic force of support spring 11 is sufficiently large, can support worm screw 6 and snail
12 engagement of wheel, the active force which generates at work will not make the position of support rod 8 change, can make worm screw 6
Connection between worm gear 12 is close enough, pushes supporting block 10 by support spring 11, then pushes branch by supporting block 10
Strut 8, then worm screw 6 and worm gear 12 are in close contact by the mutual cooperation of support rod 8 and first bearing 7, it can eliminate automatically
Gap between worm screw 6 and worm gear 12 avoids causing the gap between worm screw 6 and worm gear 12 excessive because of abrasion, influences speed reducer
Normal use, improve the practicability of the speed reducer, the top engagement of worm screw 6 is connected with worm gear 12, and the inside of worm gear 12 is solid
Surely it is socketed with force-output shaft 13, the outer surface fixing sleeve of force-output shaft 13 is connected to the second bearing 14 positioned at 12 two sides of worm gear, the second axis
The outer surface and body 1 for holding 14 are fixedly attached, and the left side screw thread at 1 top of body is socketed with snorkel 15, the top of snorkel 15
Top with fuel door 20 is arc, and pull ring is fixedly installed at the top of 1 right side of body, and the portion of snorkel 15 can be beaten
It opens, staff is facilitated periodically to replace to filter screen 19 and escape pipe 18 is cleared up, prevent dust from blocking outlet
Pipe 18 and filter screen 19 cause the pressure inside body 1 that can not discharge the normal use for influencing speed reducer, snorkel 15 in time
It can prevent rainwater from accumulating with the top of 20 arc of fuel door, pull ring can be convenient work and move to the speed reducer, ventilation
The internal activity of pipe 15, which is socketed with, blocks 16,16 is isolated from the outside body 1 by blocking, using filter screen 19 by external ash
Dirt is filtered, and prevents a large amount of dust in air from entering in speed reducer, influences the normal use of speed reducer, and deceleration has been somebody's turn to do in increase
The service life of machine, when the pressure inside body 1 is excessive, pressure will push 16 risings of blocking, to make the pressure inside body 1
Forced-ventilated is run out, and 16 top of blocking is fixedly connected with compressed spring 17, the top of compressed spring 17 and 15 inner cavity of snorkel
Top is fixedly connected, and the equal fixing sleeve in top of 15 two sides of snorkel is connected to escape pipe 18, and the inside of snorkel 15 is fixedly installed with
Filter screen 19 between two escape pipes 18.
When work, the body of the speed reducer 1 is fixed to smooth place first, force-output shaft 13 is then installed to work
On machine, fuel door 20 and the suitable lubricating oil of injection in body 1 are then unscrewed, then tightens fuel door 20, inspection finishes really
Recognize it is errorless, when there is gap because of friction between worm screw 6 and worm gear 12, support spring 11 push support rod 8 rise, make snail
Bar 6 and worm gear 12 are in close contact.
It should be noted that, in this document, 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 including 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 understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of automatic anti-backlash worm wheel worm decelerating machine, including body (1), it is characterised in that: the right side of the body (1) is solid
Dingan County is equipped with motor (2), and the output shaft of the motor (2) is fixedly connected with inputting shaft (3), the other end of the inputting shaft (3)
Through body (1) and extend to the inside of body (1) and fixing sleeve is connected to female gear (4), the bottom end engagement of mother's gear (4)
It is connected with sub- gear (5), the inside fixing sleeve of the sub- gear (5) is connected to worm screw (6), and the outer surface of the worm screw (6) is fixed
It is socketed with first bearing (7), the quantity of the first bearing (7) is two, and the bottom of two first bearings (7) is fixed
It is equipped with support rod (8), the outer surface movable sleeve of the support rod (8) is connected to support tube (9), the bottom end of the support tube (9)
It is fixedly connected with the bottom of body (1) inner cavity, the support rod (8) is located at the internal one end of support tube (9) and is fixedly connected with branch
Bracer (10), the outer surface movable sleeve of the support rod (8) is connected to the support spring (11) internal positioned at support tube (9), described
Worm screw (6) top engagement be connected with worm gear (12), the inside fixing sleeve of the worm gear (12) is connected to force-output shaft (13), it is described go out
The outer surface fixing sleeve of power axis (13) is connected to the second bearing (14) positioned at worm gear (12) two sides, the second bearing (14) it is outer
Surface is fixedly attached with body (1), and the left side screw thread at the top of the body (1) is socketed with snorkel (15), the snorkel
(15) internal activity is socketed with block (16), and described block is fixedly connected with compressed spring (17), the pressure at the top of (16)
It is fixedly connected at the top of the top of contracting spring (17) and snorkel (15) inner cavity, the top of snorkel (15) two sides is fixed
It is socketed with escape pipe (18), the inside of the snorkel (15) is fixedly installed with the filter screen between two escape pipes (18)
(19).
2. a kind of automatic anti-backlash worm wheel worm decelerating machine according to claim 1, it is characterised in that: the body (1)
Screw top be socketed with the fuel door (20) on the right side of snorkel (15), the positive bottom thread socket of body (1)
There are oil discharge screw (21).
3. a kind of automatic anti-backlash worm wheel worm decelerating machine according to claim 1, it is characterised in that: the body (1)
Right side is fixedly installed with and motor (2) compatible protection box (22), and the right side of the protection box (22) offers heat dissipation
Hole.
4. a kind of automatic anti-backlash worm wheel worm decelerating machine according to claim 1, it is characterised in that: the body (1)
Bottom is fixedly installed with pedestal (23), and the top of the pedestal (23) is fixedly connected with the bottom of protection box (22).
5. a kind of automatic anti-backlash worm wheel worm decelerating machine according to claim 1, it is characterised in that: the support spring
(11) it is fixedly connected at the top of top and support tube (9) inner cavity, bottom end and supporting block (10) of the support spring (11)
Top is fixedly connected.
6. a kind of automatic anti-backlash worm wheel worm decelerating machine according to claim 1, it is characterised in that: the snorkel (15)
Top and fuel door (20) at the top of be arc, be fixedly installed with pull ring at the top of body (1) right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452555.XU CN209026118U (en) | 2018-09-06 | 2018-09-06 | A kind of automatic anti-backlash worm wheel worm decelerating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821452555.XU CN209026118U (en) | 2018-09-06 | 2018-09-06 | A kind of automatic anti-backlash worm wheel worm decelerating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209026118U true CN209026118U (en) | 2019-06-25 |
Family
ID=66877058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821452555.XU Expired - Fee Related CN209026118U (en) | 2018-09-06 | 2018-09-06 | A kind of automatic anti-backlash worm wheel worm decelerating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209026118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985646A (en) * | 2019-12-31 | 2020-04-10 | 北京科旭威尔科技股份有限公司 | Worm wheel and worm clearance eliminating mechanism |
| CN113708558A (en) * | 2021-08-20 | 2021-11-26 | 深圳市雅康诚科技发展有限公司 | Turntable driving apparatus |
-
2018
- 2018-09-06 CN CN201821452555.XU patent/CN209026118U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985646A (en) * | 2019-12-31 | 2020-04-10 | 北京科旭威尔科技股份有限公司 | Worm wheel and worm clearance eliminating mechanism |
| CN113708558A (en) * | 2021-08-20 | 2021-11-26 | 深圳市雅康诚科技发展有限公司 | Turntable driving apparatus |
| CN113708558B (en) * | 2021-08-20 | 2022-07-19 | 深圳市雅康诚科技发展有限公司 | Turntable driving apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190625 Termination date: 20210906 |