CN110671439B - Elastic coupling for motor - Google Patents
Elastic coupling for motor Download PDFInfo
- Publication number
- CN110671439B CN110671439B CN201911073475.2A CN201911073475A CN110671439B CN 110671439 B CN110671439 B CN 110671439B CN 201911073475 A CN201911073475 A CN 201911073475A CN 110671439 B CN110671439 B CN 110671439B
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- China
- Prior art keywords
- coupling
- fluted disc
- screw
- ring body
- machine according
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- 230000008878 coupling Effects 0.000 title claims abstract description 48
- 238000010168 coupling process Methods 0.000 title claims abstract description 48
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 48
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract 1
- 229910000677 High-carbon steel Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 208000032825 Ring chromosome 2 syndrome Diseases 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
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- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
- F16B35/044—Specially-shaped ends
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/002—Measures against loss of bolts, nuts or pins
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/12—Mounting or assembling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an elastic coupling for a motor, which structurally comprises a coupling block, a connecting ring, a fixed block, a bolt port and a reinforcing mechanism, wherein the reinforcing mechanism consists of a ring body, a mounting bar, a rotating button, a bearing, a first fluted disc, a bevel gear, a rotating rod, a second fluted disc, a threaded sleeve and a screw, the elastic coupling for the motor is provided with the reinforcing mechanism, when the elastic coupling is fixed, an external tool is used for rotating the rotating button, then the first fluted disc rotates to drive the hammer-shaped gear to rotate, at the moment, the second fluted disc rotates to drive the threaded sleeve to rotate, thereby screwing out the two screws to lock and fix the external transmission rod, preventing displacement, solving the problem that the prior coupler is only clamped by the fixed blocks at the two ends through the locking of bolts when being fixed, the coupler is easy to displace left and right under high-speed operation, so that the problem of abrasion of a transmission rod is caused, and the reinforcing effect is achieved.
Description
Technical Field
The invention relates to the technical field of couplings, in particular to an elastic coupling for a motor.
Background
The coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions, sometimes used as a safety device to prevent the connected parts from bearing overlarge load and play the role of overload protection, and the elastic coupling is an integrally formed metal elastic body, usually formed by cutting metal round bars, and is made of aluminum alloy, stainless steel and engineering plastics, so that the elastic coupling is suitable for various deviations and accurate torque transmission.
When the motor rotating shaft is connected with an external transmission rod, a coupler is needed, but the existing coupler is only clamped by fixing blocks at two ends through locking of bolts when being fixed, and the coupler is easy to displace left and right under high-speed operation, so that the transmission rod is abraded.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, the elastic coupling for the motor is provided, the problem that the transmission rod is abraded due to the fact that the existing coupling is only clamped by fixing blocks at two ends through locking of bolts when the existing coupling is fixed and the coupling is easily displaced left and right under high-speed operation is solved, and the reinforcing effect is achieved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides an elastic coupling for a motor, which comprises a coupling block and a fixed block, wherein a connecting ring is fixed in the middle of the coupling block, the fixed block is arranged on two sides of the coupling block, a bolt hole is formed in the middle of the fixed block, the left side of the coupling block is fastened with a reinforcing mechanism, the reinforcing mechanism consists of a ring body, a mounting strip, a rotating button, a bearing, a first fluted disc, a conical gear, a rotating rod, a second fluted disc, a threaded sleeve and a screw, the rear part of the ring body is fastened with the coupling block through the mounting strip, the right side of the rotating button is rotationally matched with the inside of the ring body through the bearing, the circle center of the first fluted disc is fastened in the middle of the rotating button, the conical gear is rotationally matched with the upper end and the lower end of the inside of the ring body through the rotating rod, two ends of the conical gear are respectively meshed with the first fluted, and the middle part of the threaded sleeve is fastened with the second gear plate, and the top of the screw is in sliding fit with the threaded sleeve.
Furthermore, the left side of the rotating button is provided with an inner hexagonal bolt port, and the upper end and the lower end of the left side of the rotating button are arc-shaped.
Furthermore, two bevel gears are symmetrically arranged, and the inclination angles of two ends of each bevel gear are 90 degrees.
Furthermore, the head end and the tail end of the rotating rod are both provided with limiting bearings, and the rotating rod is installed in a 45-degree inclined mode.
Further, the second cog diameter is eighty percent of the first cog diameter, and the second cog and the first cog are vertically mounted at 90 degrees.
Furthermore, the thread on the inner side of the thread bush is the same as the thread on the outer side of the screw, and the outer diameter of the thread bush is 1.3 times of the outer diameter of the screw.
Furthermore, the inclination angle of the bottom of the screw is 45 degrees, and a limit ring is arranged at the top of the screw.
Furthermore, the bevel gear is made of stainless steel.
Furthermore, the screw is made of high-carbon steel.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
through having set up strengthening mechanism, use the outside instrument to rotate the button when fixed, later rotate by first fluted disc and drive hammer gear and rotate, the second fluted disc rotates and drives the thread bush and rotate this moment, thereby it is fixed to make two screws screw-out lock the outside transfer line, prevent the displacement, it only presss from both sides tightly by both ends fixed block through bolt locking when fixed to have solved current shaft coupling, make the shaft coupling control easily and take place the displacement under high-speed operation, lead to the problem of transfer line wearing and tearing, reach reinforced (rfd) effect.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the reinforcement structure of the present invention;
FIG. 3 is a front view of the reinforcing mechanism of the present invention;
FIG. 4 is a schematic view of the structure at A of FIG. 3 according to the present invention.
In the figure: the device comprises a coupling block-1, a connecting ring-2, a fixed block-3, a bolt opening-4, a reinforcing mechanism-5, a ring body-51, a mounting bar-52, a rotating button-53, a bearing-54, a first fluted disc-55, a bevel gear-56, a rotating rod-57, a second fluted disc-58, a threaded sleeve-59 and a screw-510.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2, 3 and 4, the present invention provides an elastic coupling for an electric machine: the connecting ring comprises a coupling block 1 and a fixed block 3, wherein a connecting ring 2 is fixed in the middle of the coupling block 1, the fixed block 3 is arranged on two sides of the coupling block 1, a bolt opening 4 is formed in the middle of the fixed block 3, the left side of the coupling block 1 is fastened with a reinforcing mechanism 5, the reinforcing mechanism 5 comprises a ring body 51, a mounting bar 52, a rotating button 53, a bearing 54, a first fluted disc 55, a conical gear 56, a rotating rod 57, a second fluted disc 58, a threaded sleeve 59 and a screw 510, the rear portion of the ring body 51 is fastened with the coupling block 1 through the mounting bar 52, the right side of the rotating button 53 is in rotating fit with the inside of the ring body 51 through the bearing 54, the center of the first fluted disc 55 is fastened in the middle of the rotating button 53, the conical gear 56 is in rotating fit with the upper end and the lower end of the inside of the ring body 51 through the rotating rod 57, the two ends of the, and the middle of the threaded sleeve 59 is fastened to the second gear 58 and the top of the screw 510 is in sliding fit with the threaded sleeve 59.
Wherein, rotate button 53 left side and be provided with hexagon socket screw mouth to rotate button 53 left side upper and lower both ends and be the arc, better transmission.
Two bevel gears 56 are symmetrically arranged, the inclination angles of two ends of each bevel gear 56 are 90 degrees, and the two ends can be well driven.
Wherein, dwang 57 end to end both ends all are provided with limit bearing to dwang 57 is 45 degrees slope installations, rotates more stably.
The diameter of the second fluted disc 58 is eighty percent of the diameter of the first fluted disc 55, and the second fluted disc 58 and the first fluted disc 55 are vertically arranged at 90 degrees, so that the transmission can be better realized.
The thread on the inner side of the threaded sleeve 59 is the same as the thread on the outer side of the screw 510, and the outer diameter of the threaded sleeve 59 is 1.3 times of the outer diameter of the screw 510, so that the threaded sleeve and the screw 510 are better meshed with each other.
Wherein, the inclination angle of screw 510 bottom is 45 degrees to screw 510 top is provided with the spacing ring, makes the screw be difficult for droing.
The bevel gear 56 is made of stainless steel.
Wherein, the screw 510 is made of high carbon steel.
The screw 510 of this patent: the screw is made of high-carbon steel, the high-carbon steel is often called tool steel, the carbon content is 0.60-1.70%, the screw can be quenched and tempered, and the hammer, the crowbar and the like are made of steel with the carbon content of 0.75%; cutting tools such as drills, taps, reamers, etc. are made of steel containing 0.90 to 1.00% carbon.
The working principle is as follows: firstly, a motor output shaft and an external transmission rod are inserted into through holes at two sides of a coupling block 1, a connecting ring 2 plays a connecting role, two fixing blocks 3 are inserted into a notch of the coupling block 1 and are locked and fixed through bolts in bolt holes 4, but the existing coupling is only clamped by the fixing blocks at two ends through the bolts when being fixed, the coupling is easy to displace left and right under high-speed operation, so that the transmission rod is abraded, the problem can be solved through a reinforcing mechanism 5, when being fixed, an external tool is used for rotating a rotating button 53 through a bearing 54, then a first fluted disc 55 rotates to drive a hammer-shaped gear 56 to rotate, a rotating rod 57 plays a role in fixing the cone-shaped gear 56 to stably rotate, at the moment, a second fluted disc 58 rotates and drives a threaded sleeve 59 to rotate, so that the two screws 510 are screwed out to lock and fix the external transmission rod, so as to prevent displacement, and both a ring body 51 and a mounting strip, through having set up reinforcing mechanism 5, use outside instrument to rotate button 53 during fixed, later rotate by first fluted disc 55 and drive hammer-shaped gear 56 and rotate, second fluted disc 58 rotates and drives thread bush 59 and rotate this moment, thereby make two screws 510 screw out and lock fixedly to outside transfer line, prevent the displacement, it only presss from both sides tightly through bolt locking by both ends fixed block when fixed to have solved current shaft coupling, make the shaft coupling take place the displacement about high-speed operation is easy, lead to the problem of transfer line wearing and tearing, reach reinforced (rfd) effect.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An elastic coupling for a motor comprises a coupling block (1) and a fixed block (3), wherein a connecting ring (2) is fixed in the middle of the coupling block (1), the fixed block (3) is arranged on two sides of the coupling block (1), and a bolt opening (4) is formed in the middle of the fixed block (3);
the method is characterized in that: still include reinforcing mechanism (5), coupling block (1) left side and reinforcing mechanism (5) fastening, reinforcing mechanism (5) comprises ring body (51), mounting bar (52), rotation button (53), bearing (54), first fluted disc (55), conical gear (56), dwang (57), second fluted disc (58), thread bush (59) and screw (510), the ring body (51) rear portion is passed through mounting bar (52) and is fastened with coupling block (1), it passes through bearing (54) and the inside normal running fit of ring body (51) to rotate button (53) right side, the fastening of first fluted disc (55) centre of a circle department is in rotation button (53) middle part, conical gear (56) pass through dwang (57) and the inside upper and lower both ends normal running fit of ring body (51) to conical gear (56) both ends mesh with first fluted disc (55) and second fluted disc (58) respectively, the top of the threaded sleeve (59) is in running fit with the ring body (51) through a bearing, the middle of the threaded sleeve (59) is fastened with the second fluted disc (58), and the top of the screw (510) is in sliding fit with the threaded sleeve (59).
2. An elastomeric coupling for an electric machine according to claim 1, wherein: the left side of the rotating button (53) is provided with an inner hexagonal bolt port, and the upper end and the lower end of the left side of the rotating button (53) are arc-shaped.
3. An elastomeric coupling for an electric machine according to claim 1, wherein: the two conical gears (56) are symmetrically arranged, and the inclination angles of the two ends of each conical gear (56) are 90 degrees.
4. An elastomeric coupling for an electric machine according to claim 1, wherein: and the head end and the tail end of the rotating rod (57) are both provided with limiting bearings, and the rotating rod (57) is obliquely installed at 45 degrees.
5. An elastomeric coupling for an electric machine according to claim 1, wherein: the second cog (58) is eighty percent of the first cog (55) diameter and the second cog (58) is mounted 90 degrees perpendicular to the first cog (55).
6. An elastomeric coupling for an electric machine according to claim 1, wherein: the thread on the inner side of the thread sleeve (59) is the same as the thread on the outer side of the screw (510), and the outer diameter of the thread sleeve (59) is 1.3 times of the outer diameter of the screw (510).
7. An elastomeric coupling for an electric machine according to claim 1, wherein: the inclination angle of the bottom of the screw (510) is 45 degrees, and a limiting ring is arranged at the top of the screw (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073475.2A CN110671439B (en) | 2019-11-06 | 2019-11-06 | Elastic coupling for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073475.2A CN110671439B (en) | 2019-11-06 | 2019-11-06 | Elastic coupling for motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110671439A CN110671439A (en) | 2020-01-10 |
| CN110671439B true CN110671439B (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911073475.2A Active CN110671439B (en) | 2019-11-06 | 2019-11-06 | Elastic coupling for motor |
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| Country | Link |
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| CN (1) | CN110671439B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112155772B (en) * | 2020-10-27 | 2022-03-29 | 上海岩井精工结构件有限公司 | Electric toothbrush drive shaft |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1089374A (en) * | 1996-09-17 | 1998-04-07 | Miki Puurii Kk | Elastic coupling having two steps of twisting spring constants |
| CN101936323B (en) * | 2010-09-17 | 2012-07-18 | 浙江吉利汽车研究院有限公司 | Vehicle theftproof nut |
| US10536052B2 (en) * | 2015-06-16 | 2020-01-14 | Tolomatic, Inc. | Actuator for choke valve |
| CN209586984U (en) * | 2019-02-18 | 2019-11-05 | 宁波吉威熔模铸造有限公司 | A kind of shaft coupling strengthening mechanism |
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2019
- 2019-11-06 CN CN201911073475.2A patent/CN110671439B/en active Active
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| CN110671439A (en) | 2020-01-10 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Shumin Inventor after: Wang Xianggong Inventor after: Wei Haifeng Inventor after: Zhang Yi Inventor after: Bu Yun Inventor after: Miao Kuixing Inventor before: Wei Haifeng Inventor before: Zhang Yi Inventor before: Bu Yun Inventor before: Miao Kuixing |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210412 Address after: 271039 nanhedong village, Shengzhuang Town, Daiyue district, Tai'an City, Shandong Province Applicant after: TAI'AN TAIHE POWER EQUIPMENT Co.,Ltd. Address before: 212000, No. 2, Mengxi Road, Zhenjiang, Jiangsu Applicant before: JIANGSU University OF SCIENCE AND TECHNOLOGY |
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