CN215059366U - Worm gear speed reducer convenient to adjust clearance - Google Patents
Worm gear speed reducer convenient to adjust clearance Download PDFInfo
- Publication number
- CN215059366U CN215059366U CN202120947686.0U CN202120947686U CN215059366U CN 215059366 U CN215059366 U CN 215059366U CN 202120947686 U CN202120947686 U CN 202120947686U CN 215059366 U CN215059366 U CN 215059366U
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- worm gear
- shell
- fixedly connected
- worm
- convenient
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a worm gear speed reducer convenient to adjust clearance, adjusting device of being convenient for includes the dwang, the fixed sealing washer and rolling bearing that has cup jointed respectively in the surface of dwang, the equal symmetrical rotation in surface of fixed block has cup jointed the connecting rod, the one end of connecting plate all slides and has cup jointed the lagging, the equal sliding contact in surface of oblique strip piece has the slider, the equal fixedly connected with expansion plate in top of slider, the equal fixedly connected with arc piece of one end of expansion plate, the bolt has been cup jointed to the surface screw thread of dwang, the equal symmetrical fixedly connected with in surface of dwang rotates the handle. The utility model relates to a worm gear speed reducer machine technical field. This worm gear speed reducer convenient to adjust clearance has solved clearance fit between the worm gear crest too closely, and greatly increased transmission resistance influences transmission efficiency, and the worm gear can produce the fit clearance because of wearing and tearing, will lead to the worm gear to produce the abnormal sound to influence the problem of helping hand performance and sensitivity.
Description
Technical Field
The utility model relates to a worm gear speed reducer machine technical field specifically is a worm gear speed reducer machine convenient to adjust clearance.
Background
A worm gear reducer is a power transmission mechanism that uses a gear speed converter to reduce the number of revolutions of a motor (motor) to a desired number of revolutions and obtain a large torque. In a mechanism for transmitting power and motion, a reduction gear has a wide range of applications.
The existing worm and gear speed reducer is meshed and rotated through a worm wheel and a worm, wherein the center distance of the worm and gear can fluctuate within a range, and after the worm and gear speed reducer is used for a long time, the worm wheel is inclined, so that the clearance fit between the teeth of the worm and gear is too tight, the transmission resistance is greatly increased, the transmission efficiency is influenced, the worm and gear can generate a fit clearance due to abrasion, abnormal sound is generated by the worm and gear, and the boosting performance and the sensitivity are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a worm gear speed reducer convenient to adjust clearance has solved the worm gear centre-to-centre spacing and can fluctuate at an within range to after long-term the use, lead to the worm wheel to incline, make clearance fit between the worm gear crest too inseparable, greatly increased transmission resistance influences transmission efficiency, and the worm gear can produce the fit clearance because of wearing and tearing, will lead to the worm gear to produce abnormal sound, and influence the problem of helping hand performance and sensitivity.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a worm gear speed reducer machine convenient to adjust clearance, includes drive arrangement, drive arrangement's the fixed shell that is provided with of output, the top and the inner wall of shell are fixed and are provided with the adjusting device of being convenient for.
The adjusting device of being convenient for includes the dwang, the fixed sealing washer and rolling bearing of having cup jointed respectively in the surface of dwang, the equal symmetrical fixedly connected with fixed block of lower surface of dwang, the equal symmetrical rotation in surface of fixed block has cup jointed the connecting rod, the equal symmetrical fixedly connected with connecting plate of one end of connecting rod, the one end of connecting plate all slides and has cup jointed the lagging, the equal fixedly connected with bar piece to one side that the connecting plate is relative, the equal sliding contact in surface of bar piece to one side has the slider, the equal fixedly connected with expansion plate in top of slider, the equal fixedly connected with arc piece in one end of expansion plate, the bolt has been cup jointed to the surface screw thread of dwang, the equal symmetrical fixedly connected with in surface of dwang rotates the handle.
Preferably, the inner wall of the shell is rotatably sleeved with a worm wheel, and the output end of the driving device is fixedly connected with a worm.
Preferably, one end of the worm penetrates through the surface of the shell and is rotatably sleeved on the inner wall of the shell, and the worm is meshed and connected with the surface of the worm wheel.
Preferably, the rotary bearing is fixedly sleeved on the top of the shell, and one end of the bolt is in contact with the top of the shell.
Preferably, the one end of lagging is fixed connection in the preceding, the back wall of shell inner chamber all, the one end of expansion plate is fixed connection in the left and right wall of shell inner chamber all.
Preferably, the radii of the arc-shaped block and the worm gear rotating shaft are the same.
Advantageous effects
The utility model provides a worm gear speed reducer convenient to adjust clearance. Compared with the prior art, the method has the following beneficial effects:
1. the worm gear speed reducer convenient for adjusting the clearance is characterized in that a rotating handle is rotated by hand, the rotating handle is driven to drive a rotating rod to rotate in an inner cavity of a sealing ring, the rotating rod drives a fixed block to rotate relative to one side, a connecting plate is driven to stretch in the inner cavity of a sleeve plate by rotation of a connecting rod, an inclined bar block extrusion sliding block slides, and an arc block drives a telescopic plate to stretch, so that one end of the arc block is in mutual contact with a rotating shaft of a worm wheel and is extruded oppositely, when the arc block is in contact with the surface of the rotating shaft of the worm wheel, lubricating oil is coated on the surface, rotation of the worm wheel cannot be influenced, the inclined worm wheel is just bent, so that the clearances between the worm wheel and a worm tooth crest are aligned with each other, the clearances between the worm wheel and the worm tooth crest are not in close contact, and when adjustment is completed, the problem that the center distance of the worm wheel fluctuates in a range is solved, and after long-term use, lead to the worm wheel to appear inclining, make the clearance fit between the worm gear tooth peak too inseparable, greatly increased transmission resistance influences transmission efficiency, and the worm gear can produce the fit clearance because of wearing and tearing, will lead to the worm gear to produce abnormal sound to influence the problem of helping hand performance and sensitivity.
2. This worm gear speed reducer convenient to adjust clearance carries out the shutoff with rolling bearing and shell top cup joint department through the sealing washer, can avoid outside dust to enter into in the inner chamber of shell.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structural shell of the present invention;
FIG. 3 is a schematic view of the adjusting device of the present invention;
fig. 4 is a partial enlarged view of a portion a in the structure diagram 3 of the present invention.
In the figure: 1. a drive device; 2. a housing; 3. the device is convenient to adjust; 31. rotating the rod; 32. a bolt; 33. rotating the handle; 34. a rotating bearing; 35. a seal ring; 36. a fixed block; 37. a connecting rod; 38. a connecting plate; 39. a tapered bar; 310. an arc-shaped block; 311. a slider; 312. sheathing; 313. a retractable plate; 4. a worm; 5. a worm gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a worm gear speed reducer machine convenient to adjust clearance, includes drive arrangement 1, the fixed shell 2 that is provided with of output of drive arrangement 1, the top and the inner wall of shell 2 are fixed and are provided with adjusting device 3 of being convenient for, the inner wall of shell 2 rotates and has cup jointed worm wheel 5, drive arrangement 1's output fixedly connected with worm 4, the surface of shell 2 is run through to the one end of worm 4 to rotate and cup joint on the 2 inner walls of shell, worm 4 is connected with worm wheel 5's surperficial intermeshing.
Referring to fig. 3-4, the adjusting device 3 includes a rotating rod 31, a sealing ring 35 and a rotating bearing 34 are respectively fixedly sleeved on the surface of the rotating rod 31, fixing blocks 36 are symmetrically and fixedly connected to the lower surface of the rotating rod 31, connecting rods 37 are symmetrically and rotatably sleeved on the surface of the fixing blocks 36, a connecting plate 38 is symmetrically and fixedly connected to one end of the connecting rod 37, a sleeve plate 312 is slidably sleeved on one end of the connecting plate 38, an oblique bar block 39 is fixedly connected to the opposite side of the connecting plate 38, a sliding block 311 is slidably contacted to the surface of the oblique bar block 39, a telescopic plate 313 is fixedly connected to the top of the sliding block 311, an arc block 310 is fixedly connected to one end of the telescopic plate 313, a bolt 32 is sleeved on the surface of the rotating rod 31, a rotating handle 33 is symmetrically and fixedly connected to the surface of the rotating rod 31, the rotating bearing 34 is fixedly sleeved on the top of the housing 2, one end of the bolt 32 is in contact with the top of the housing 2, one end of the sleeve plate 312 is fixedly connected to the front wall and the rear wall of the inner cavity of the shell 2, one end of the expansion plate 313 is fixedly connected to the left wall and the right wall of the inner cavity of the shell 2, and the radiuses of the arc-shaped blocks 310 and the rotating shaft of the worm wheel 5 are the same.
When the adjustment is performed, when the gap between the worm wheel and the worm gear crest is too tight, firstly, the rotating handle 33 is held by hand, the rotating handle 33 drives the rotating rod 31 to rotate in the inner cavity of the sealing ring 35, the rotating rod 31 drives the fixing block 36 to rotate at the opposite side, the connecting plate 38 is driven by the rotation of the connecting rod 37 to extend and retract in the inner cavity of the sleeve plate 312, the inclined strip block 39 extrudes the sliding block 311 to slide, the arc block 310 drives the extending and retracting plate 313 to extend and retract, so that one end of the arc block 310 is in mutual contact with the rotating shaft of the worm wheel 5 and performs relative extrusion, when the arc block 310 is in contact with the surface of the rotating shaft of the worm wheel 5, the surface is coated with lubricating oil, the rotation of the worm wheel 5 cannot be influenced, only the inclined worm wheel 5 is aligned, so that the gap between the worm wheel 5 and the worm gear crest is flush with each other, and the gap between the worm wheel 5 and the worm gear crest is not tight, when the adjustment is completed, the bolt 32 is rotated again, one end of the bolt 32 is fastened at the top of the shell 2, the phenomenon of reverse rotation of the rotating rod 31 cannot occur, in addition, the rotating bearing 34 and the top of the shell 2 are sleeved and sealed through the sealing ring 35, and external dust can be prevented from entering the inner cavity of the shell 2.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a worm gear speed reducer machine convenient to adjust clearance, includes drive arrangement (1), the fixed shell (2) that are provided with of output of drive arrangement (1), its characterized in that: the top and the inner wall of the shell (2) are fixedly provided with a convenient adjusting device (3);
the adjusting device (3) comprises a rotating rod (31), a sealing ring (35) and a rotating bearing (34) are fixedly sleeved on the surface of the rotating rod (31) respectively, a fixing block (36) is symmetrically and fixedly connected to the lower surface of the rotating rod (31), a connecting rod (37) is symmetrically and rotatably sleeved on the surface of the fixing block (36), a connecting plate (38) is symmetrically and fixedly connected to one end of the connecting rod (37), a sleeve plate (312) is slidably sleeved on one end of the connecting plate (38), an oblique strip block (39) is fixedly connected to one side opposite to the connecting plate (38), a sliding block (311) is slidably contacted to the surface of the oblique strip block (39), an expansion plate (313) is fixedly connected to the top of the sliding block (311), an arc block (310) is fixedly connected to one end of the expansion plate (313), a bolt (32) is sleeved on the surface thread of the rotating rod (31), the surface of the rotating rod (31) is symmetrically and fixedly connected with a rotating handle (33).
2. The worm gear reducer convenient to adjust clearance of claim 1, characterized in that: the inner wall of the shell (2) is rotatably sleeved with a worm wheel (5), and the output end of the driving device (1) is fixedly connected with a worm (4).
3. The worm gear reducer convenient to adjust clearance of claim 2, characterized in that: one end of the worm (4) penetrates through the surface of the shell (2) and is rotatably sleeved on the inner wall of the shell (2), and the surfaces of the worm (4) and the worm wheel (5) are meshed and connected with each other.
4. The worm gear reducer convenient to adjust clearance of claim 1, characterized in that: the rotating bearing (34) is fixedly sleeved at the top of the shell (2), and one end of the bolt (32) is in contact with the top of the shell (2).
5. The worm gear reducer convenient to adjust clearance of claim 1, characterized in that: the one end of lagging (312) is fixed connection in the preceding, the back wall of shell (2) inner chamber all, the one end of expansion plate (313) is fixed connection in the left and right wall of shell (2) inner chamber all.
6. The worm gear reducer convenient to adjust clearance of claim 1, characterized in that: the radiuses of the arc blocks (310) and the rotating shafts of the worm wheels (5) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120947686.0U CN215059366U (en) | 2021-05-06 | 2021-05-06 | Worm gear speed reducer convenient to adjust clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120947686.0U CN215059366U (en) | 2021-05-06 | 2021-05-06 | Worm gear speed reducer convenient to adjust clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215059366U true CN215059366U (en) | 2021-12-07 |
Family
ID=79108724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120947686.0U Expired - Fee Related CN215059366U (en) | 2021-05-06 | 2021-05-06 | Worm gear speed reducer convenient to adjust clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215059366U (en) |
-
2021
- 2021-05-06 CN CN202120947686.0U patent/CN215059366U/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 |
Effective date of registration: 20220616 Address after: 311200 Spring Garden Village, Yipeng street, dajiangdong Industrial Cluster District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Hangxing reducer Co.,Ltd. Address before: 311200 Spring Garden Village, Yipeng street, dajiangdong Industrial Cluster District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU HANGTIAN SPEED VARIATOR Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |