CN108591417A - A kind of assembly device of harmonic speed reducer - Google Patents
A kind of assembly device of harmonic speed reducer Download PDFInfo
- Publication number
- CN108591417A CN108591417A CN201810747523.0A CN201810747523A CN108591417A CN 108591417 A CN108591417 A CN 108591417A CN 201810747523 A CN201810747523 A CN 201810747523A CN 108591417 A CN108591417 A CN 108591417A
- Authority
- CN
- China
- Prior art keywords
- pin rod
- end cap
- steel wheel
- pin
- rubber pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- 241000826860 Trapezium Species 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H49/00—Other gearings
- F16H49/001—Wave gearings, e.g. harmonic drive transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of assembly devices of harmonic speed reducer,Including exporting steel wheel,Rubber pad,End cap and pin rod,The right end inside harmonic speed reducer is arranged in the output steel wheel,The right side of output steel wheel is equipped with the end cap to fit therewith,The one side of the end cap fitting output steel wheel is equipped with rubber pad,The present invention exports and is equipped with rubber pad between steel wheel and end cap,Rubber pad reduces the relative wear generated when contact between the two,Improve the service life of device,Reduce use cost,It is mutually assembled using pin rod between end cap and output steel wheel,Pin rod is easy to control,Instead of end cap and output steel wheel between using screw install by the way of,Dismounting is simple each other,And it is not easy mutually to fall off between structure,Convenient for the normal work of harmonic speed reducer,Rubber pad passes through the removable surface for being assemblied in end cap of fixture block,It is connected to each other conveniently,Rubber pad is easily replaced,Easy access and replacement rubber pad.
Description
Technical field
The present invention relates to the assembly engineering device technique field of harmonic speed reducer, the assembly of specially a kind of harmonic speed reducer fills
It sets.
Background technology
Number of patent application is：201220535592.3 patent is entitled：Described in the document of complex-wave type harmonic wave drive speed reducer
Cam makes the second external tooth of flexbile gear realize two-stage in the form of complex wave with rigid tooth engagement, device is exported by the second flexible bearing
Harmonic drive reduction, compact-sized, small, transmission ratio is big, high transmission accuracy, has a wide range of applications, but it actually makes
There are still following drawbacks during：
It is in direct contact between steel wheel and end cap 1. being exported in device, serious wear, end cap are assemblied in output steel each other
There are the short drawbacks of service life on the fixation steel wheel of wheel side；
2. mutually being assembled often through screw between end cap and fixed steel wheel, dismounting is inconvenient each other, and screw easily gets rusty,
Cause mutually to fall off between structure, is not easy to the normal work of harmonic speed reducer.
Invention content
The purpose of the present invention is to provide a kind of assembly devices of harmonic speed reducer, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides the following technical solutions：A kind of assembly device of harmonic speed reducer, including it is defeated
Go out steel wheel, rubber pad, end cap and pin rod, the output steel wheel is arranged the right end inside harmonic speed reducer, exports the right side of steel wheel
Side is equipped with the end cap to fit therewith, and the one side of the end cap fitting output steel wheel is equipped with rubber pad, and the rubber pad is close
The one side of end cap is equipped with fixture block, and fixture block and rubber pad be wholely set, and it is matched that the stub end of fixture block is fastened on end cover surface
Card slot in, the right end of the end cap vertically connects in vertical connecting hole, the output steel wheel right end face of cover internal is vertically equipped with
The position for connecing hole is equipped with matched mounting hole, is fixedly welded with right side fixed plate on the right side of end cap, in the fixed plate of right side
In lateral connection hole is horizontally arranged with, lateral connection hole and the right end of output steel wheel are correspondingly arranged, the lower end of the output steel wheel
Centre position is equipped with cotter way, and pin rod moving hole is correspondingly provided in the end cap below cotter way, is total in the pin rod moving hole and cotter way
With pin rod is equipped with, the upper end of the pin rod is fitted on the upper end inner wall of cotter way, and the lower end of pin rod is in semicircle chondritic, and partly
Spherical shape structure is fitted in the upper surface of pin, and spacing collar is fixed at the lower end outer ring of the pin rod, and the spacing collar is slided
It is dynamic to be located in limiting slot.
Preferably, the fixture block is in isosceles trapezoidal structure, and fixture block is equipped with multigroup, the big float such as multigroup fixture block is isodistantly spaced
Row.
Preferably, the cotter way and pin rod moving hole are in vertically arranged, and the cotter way is outer through output steel wheel lower end
Surface, the pin rod moving hole run through the surfaces externally and internally of end cap lower end.
Preferably, for the pin in transverse sealing in the lower end position of pin rod moving hole, pin is in L-shaped structure, pin
One end far from pin rod moving hole is actively installed in the shifting chute of cover internal.
Preferably, the shifting chute is located on the right side of pin rod moving hole lower end, is led between the right side inner wall and pin of shifting chute
Spring is crossed to be fixedly connected.
Preferably, the limiting slot is in circular ring shape trough body structure, and limiting slot surrounds the lower end inner wall for being located at pin rod moving hole
One circle, the lower end of limiting slot does not run through the lower ending opening of pin rod moving hole, and the height of limiting slot is equal to the depth of cotter way.
Compared with prior art, the beneficial effects of the invention are as follows：
1. being equipped with rubber pad between present invention output steel wheel and end cap, rubber pad generates when reducing contact between the two
Relative wear, improve the service life of device, reduce use cost；
2. mutually being assembled using pin rod between end cap and output steel wheel, pin rod is easy to control, instead of end cap and output steel
Between wheel by the way of screw installation, dismounting is simple each other, and is not easy mutually to fall off between structure, convenient for harmonic speed reducer
Normal work；
3. rubber pad by the removable surface for being assemblied in end cap of fixture block, is connected to each other conveniently, rubber pad is easily replaced, just
In maintenance and replace rubber pad；
4. pin rod is controlled by pin, and pin rod will not fall off from pin rod moving hole, and connection structure is firm,
Safety when harmonic speed reducer assembly is improved, is suitble to promote.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure enlargement diagram at A in Fig. 1 of the present invention.
In figure：Export steel wheel 1, rubber pad 2, end cap 3, vertical connecting hole 4, right side fixed plate 5, lateral connection hole 6, installation
Hole 7, pin rod 8, cotter way 9, fixture block 10, pin rod moving hole 11, spacing collar 12, limiting slot 13, shifting chute 14, pin 15.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of assembly device of harmonic speed reducer, including output
Steel wheel 1, rubber pad 2, end cap 3 and pin rod 8, output steel wheel 1 are arranged the right end inside harmonic speed reducer, export the right side of steel wheel 1
Side is equipped with the end cap 3 to fit therewith, and the one side of the fitting output steel wheel 1 of end cap 3 is equipped with rubber pad 2, and rubber pad 2 leans on proximal cover
3 one side is equipped with fixture block 10, and fixture block 10 and rubber pad 2 are wholely set, and the stub end of fixture block 10 is fastened on 3 surface of end cap phase therewith
In matched card slot, for the right end of end cap 3 in vertical connecting hole 4 is vertically equipped with, the 1 right end face of output steel wheel inside end cap 3 is perpendicular
It is equipped with matched mounting hole 7 to the position of connecting hole 4, the right side of end cap 3 is fixedly welded with right side fixed plate 5, right side
In lateral connection hole 6 is horizontally arranged in fixed plate 5, lateral connection hole 6 and the right end of output steel wheel 1 are correspondingly arranged, and export steel
The lower end centre position of wheel 1 is equipped with cotter way 9, and pin rod moving hole 11, pin rod moving hole are correspondingly provided in the end cap 3 of 9 lower section of cotter way
11 and cotter way 9 in be equipped with pin rod 8 jointly, the upper end of pin rod 8 is fitted on the upper end inner wall of cotter way 9, and the lower end of pin rod 8 is in semicircle
Chondritic, and semicircle chondritic is fitted in the upper surface of pin 15, and spacing collar is fixed at the lower end outer ring of pin rod 8
12, the sliding of spacing collar 12 is located in limiting slot 13.
Further, fixture block 10 is in isosceles trapezoidal structure, and fixture block 10 is equipped with multigroup, the sizes such as multigroup fixture block 10 is isodistantly spaced
Arrangement.
Further, cotter way 9 and pin rod moving hole 11 are in vertically arranged, appearance of the cotter way 9 through 1 lower end of output steel wheel
Face, pin rod moving hole 11 run through the surfaces externally and internally of 3 lower end of end cap.
Further, for pin 15 in transverse sealing in the lower end position of pin rod moving hole 11, pin 15 is in L-shaped structure,
The one end of pin 15 far from pin rod moving hole 11 is actively installed in the shifting chute 14 inside end cap 3.
Further, shifting chute 14 is located on the right side of 11 lower end of pin rod moving hole, the right side inner wall and pin 15 of shifting chute 14
Between be fixedly connected by spring.
Further, limiting slot 13 is in circular ring shape trough body structure, and limiting slot 13 surrounds the lower end for being located at pin rod moving hole 11
Inner wall one encloses, and the lower end of limiting slot 13 does not run through the lower ending opening of pin rod moving hole 11, and the height of limiting slot 13 is equal to cotter way 9
Depth；.
Operation principle：The present invention exports and is equipped with rubber pad 2 between steel wheel 1 and end cap 3, and rubber pad 2 reduces the two
Between the relative wear that generates when contacting, improve the service life of device, reduce use cost；
It is mutually assembled using pin rod 8 between end cap 3 and output steel wheel 1, pin rod 8 is easy to control, instead of end cap 3 and output
Between steel wheel 1 by the way of screw installation, dismounting is simple each other, and is not easy mutually to fall off between structure, is convenient for harmonic reduction
The normal work of device；
Rubber pad 2 is connected to each other conveniently by the removable surface for being assemblied in end cap 3 of fixture block 10, and rubber pad 2 is easily more
It changes, easy access and replacement rubber pad；
Pin rod 8 is controlled by pin 15, and pin rod 8 will not fall off from pin rod moving hole 11, pulling of turning right
Pin 15, pin 15 are collapsible into shifting chute 14, and 11 lower end of pin rod moving hole is opened, at this point, pin rod 8 is by under gravity
Drop, but the spacing collar 12 on pin rod 8 is limited in limiting slot 13, and pin rod 8 will not fall off out, because of the length and cotter way of limiting slot 13
9 depth is consistent, and therefore, the upper end of pin rod 8 can just be removed from cotter way 9, at this point, being lost between output steel wheel 1 and end cap 3
The limitation of pin rod 8 is gone, can be split each other, apparatus structure is simple, easy to use, highly practical, and connection structure is firm, improves
Safety when harmonic speed reducer assembly is suitble to promote.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of assembly device of harmonic speed reducer, including output steel wheel (1), rubber pad (2), end cap (3) and pin rod (8),
It is characterized in that：The right end inside harmonic speed reducer is arranged in the output steel wheel (1), and the right side of output steel wheel (1) is equipped with therewith
The one side of the end cap (3) to fit, end cap (3) the fitting output steel wheel (1) is equipped with rubber pad (2), the rubber pad (2)
One side by proximal cover (3) is equipped with fixture block (10), and fixture block (10) and rubber pad (2) are wholely set, the stub end card of fixture block (10)
It closes in the matched card slot in end cap (3) surface, the right end of the end cap (3) is held in vertical connecting hole (4) is vertically equipped with
The position for covering (3) internal vertical connecting hole of output steel wheel (1) right end face (4) is equipped with matched mounting hole (7), end
It is fixedly welded with right side fixed plate (5) on the right side of lid (3), is in be horizontally arranged with lateral connection hole (6) in right side fixed plate (5),
Lateral connection hole (6) and the right end of output steel wheel (1) are correspondingly arranged, and the lower end centre position of the output steel wheel (1) is equipped with pin
Slot (9) is correspondingly provided with pin rod moving hole (11), the pin rod moving hole (11) and cotter way in the end cap (3) below cotter way (9)
(9) pin rod (8) is equipped in jointly, the upper end of the pin rod (8) is fitted on the upper end inner wall of cotter way (9), the lower end of pin rod (8)
In semicircle chondritic, and semicircle chondritic is fitted in the upper surface of pin (15), consolidates at the lower end outer ring of the pin rod (8)
Surely it is equipped with spacing collar (12), spacing collar (12) sliding is located in limiting slot (13).
2. a kind of assembly device of harmonic speed reducer according to claim 1, it is characterised in that：The fixture block (10) in etc.
Waist trapezium structure, fixture block (10) are equipped with multigroup, the big minispread such as multigroup fixture block (10) is isodistantly spaced.
3. a kind of assembly device of harmonic speed reducer according to claim 1, it is characterised in that：The cotter way (9) and pin
Bar moving hole (11) is in vertically arranged, and the cotter way (9) is through the outer surface of output steel wheel (1) lower end, the pin rod movement
The surfaces externally and internally of end cap (3) lower end is run through in hole (11).
4. a kind of assembly device of harmonic speed reducer according to claim 1, it is characterised in that：The pin (15) is in cross
To the lower end position for being sealed in pin rod moving hole (11), pin (15) is in L-shaped structure, and pin (15) is far from pin rod moving hole
(11) one end is actively installed in the internal shifting chute (14) of end cap (3).
5. a kind of assembly device of harmonic speed reducer according to claim 4, it is characterised in that：The shifting chute (14) sets
On the right side of pin rod moving hole (11) lower end, it is fixedly connected by spring between the right side inner wall and pin (15) of shifting chute (14).
6. a kind of assembly device of harmonic speed reducer according to claim 1, it is characterised in that：The limiting slot (13) is in
Circular ring shape trough body structure, limiting slot (13) is enclosed around the lower end inner wall one for being located at pin rod moving hole (11), under limiting slot (13)
The lower ending opening of pin rod moving hole (11) is not run through at end, and the height of limiting slot (13) is equal to the depth of cotter way (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747523.0A CN108591417B (en) | 2018-07-09 | 2018-07-09 | Assembly quality of harmonic speed reducer ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747523.0A CN108591417B (en) | 2018-07-09 | 2018-07-09 | Assembly quality of harmonic speed reducer ware |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108591417A true CN108591417A (en) | 2018-09-28 |
| CN108591417B CN108591417B (en) | 2024-06-14 |
Family
ID=63615206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810747523.0A Active CN108591417B (en) | 2018-07-09 | 2018-07-09 | Assembly quality of harmonic speed reducer ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591417B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118199324A (en) * | 2024-05-17 | 2024-06-14 | 深圳市蓝蓝科技有限公司 | Integrated hollow harmonic four-axis structure |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940021287A (en) * | 1993-03-05 | 1994-10-17 | 윤양중 | Anti-slip Rubber Spike Pins |
| CN102192278A (en) * | 2011-04-02 | 2011-09-21 | 吴小杰 | Novel vertical type dynamic balance needle-sleeve-free cycloid reducer |
| CN202679938U (en) * | 2012-07-13 | 2013-01-23 | 刘青山 | Transmission case for furrowing machine |
| CN202955184U (en) * | 2012-10-19 | 2013-05-29 | 陕西渭河工模具总厂 | Complex wave type harmonic drive speed reducer |
| JP2014070706A (en) * | 2012-09-28 | 2014-04-21 | Sumitomo Heavy Ind Ltd | Eccentric rocking type reducing gear |
| CN104565282A (en) * | 2014-12-31 | 2015-04-29 | 山东帅克机械制造股份有限公司 | Harmonic reducer and machining process thereof |
| CN104864040A (en) * | 2015-04-24 | 2015-08-26 | 江苏联合传动设备有限公司 | Speed reducer with planetary gears and cycloidal gear |
| CN205047745U (en) * | 2015-09-14 | 2016-02-24 | 浙江中环传动机械有限公司 | Speed reducer with biplate set cycloid wheel |
| RU2595233C1 (en) * | 2015-07-27 | 2016-08-20 | Открытое акционерное общество Центральный научно-исследовательский институт специального машиностроения | Rubber bearing |
| CN205544733U (en) * | 2016-04-29 | 2016-08-31 | 卧龙电气集团股份有限公司 | Take motor of elasticity rubber bearing room |
| CN208565487U (en) * | 2018-07-09 | 2019-03-01 | 东莞市国森科精密工业有限公司 | A kind of assembly device of harmonic speed reducer |
-
2018
- 2018-07-09 CN CN201810747523.0A patent/CN108591417B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR940021287A (en) * | 1993-03-05 | 1994-10-17 | 윤양중 | Anti-slip Rubber Spike Pins |
| CN102192278A (en) * | 2011-04-02 | 2011-09-21 | 吴小杰 | Novel vertical type dynamic balance needle-sleeve-free cycloid reducer |
| CN202679938U (en) * | 2012-07-13 | 2013-01-23 | 刘青山 | Transmission case for furrowing machine |
| JP2014070706A (en) * | 2012-09-28 | 2014-04-21 | Sumitomo Heavy Ind Ltd | Eccentric rocking type reducing gear |
| CN202955184U (en) * | 2012-10-19 | 2013-05-29 | 陕西渭河工模具总厂 | Complex wave type harmonic drive speed reducer |
| CN104565282A (en) * | 2014-12-31 | 2015-04-29 | 山东帅克机械制造股份有限公司 | Harmonic reducer and machining process thereof |
| CN104864040A (en) * | 2015-04-24 | 2015-08-26 | 江苏联合传动设备有限公司 | Speed reducer with planetary gears and cycloidal gear |
| RU2595233C1 (en) * | 2015-07-27 | 2016-08-20 | Открытое акционерное общество Центральный научно-исследовательский институт специального машиностроения | Rubber bearing |
| CN205047745U (en) * | 2015-09-14 | 2016-02-24 | 浙江中环传动机械有限公司 | Speed reducer with biplate set cycloid wheel |
| CN205544733U (en) * | 2016-04-29 | 2016-08-31 | 卧龙电气集团股份有限公司 | Take motor of elasticity rubber bearing room |
| CN208565487U (en) * | 2018-07-09 | 2019-03-01 | 东莞市国森科精密工业有限公司 | A kind of assembly device of harmonic speed reducer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118199324A (en) * | 2024-05-17 | 2024-06-14 | 深圳市蓝蓝科技有限公司 | Integrated hollow harmonic four-axis structure |
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| Publication number | Publication date |
|---|---|
| CN108591417B (en) | 2024-06-14 |
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