CN110375004B - Elastic coupling - Google Patents
Elastic coupling Download PDFInfo
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- CN110375004B CN110375004B CN201910684835.6A CN201910684835A CN110375004B CN 110375004 B CN110375004 B CN 110375004B CN 201910684835 A CN201910684835 A CN 201910684835A CN 110375004 B CN110375004 B CN 110375004B
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- coupling
- elastic
- fastening bolt
- key groove
- half coupling
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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
- 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
- F16D3/78—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 shaped as an elastic disc or flat ring, arranged perpendicular to the axis of the coupling parts, different sets of spots of the disc or ring being attached to each coupling part, e.g. Hardy couplings
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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
- 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
- F16D3/56—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 comprising elastic metal lamellae, elastic rods, or the like, e.g. arranged radially or parallel to the axis, the members being shear-loaded collectively by the total load
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Diaphragms And Bellows (AREA)
Abstract
The invention relates to the field of mechanical transmission, in particular to an elastic coupling, which comprises an elastic diaphragm group, a left half coupling, a front half coupling, a right half coupling and a rear half coupling; in order to prevent the elastic diaphragm group from micro-abrasion in high-speed operation to cause the micro-crack of the mounting hole to damage, a lubricating flow channel arranged between the diaphragms is internally coated with a solid molybdenum disulfide lubricant to reduce the abrasion of the surfaces of the diaphragms so as to reduce the damage of the diaphragms; the right half coupling is provided with a stepped groove at one side corresponding to the left half coupling, the elastic diaphragm group is arranged in the stepped groove, the stepped groove forms an annular protective ring, the diaphragm can be prevented from breaking and flying out suddenly under a severe outdoor environment, the elastic coupling is protected, personal and equipment safety accidents caused by the breakage of the elastic coupling are avoided, and the arranged observation hole is beneficial to observing whether the elastic diaphragm group is abnormal or not before maintenance.
Description
Technical Field
The invention relates to the field of mechanical transmission, in particular to an elastic coupling.
Background
The diaphragm coupling is a novel coupling, has the advantages of being capable of transmitting larger torque, allowing larger displacement error, allowing high-speed rotation, mitigating impact vibration, facilitating installation and maintenance and the like, is widely applied to industries such as military affairs, shipbuilding, aviation, petrochemical industry and machinery, and can replace coupling devices such as gear couplings and elastic sleeve pin couplings.
The diaphragm coupling is mainly used for coupling a high-speed rotating shaft, fretting wear occurs in the high-speed operation process, the diaphragm bolt holes are greatly likely to be cracked to cause damage of the diaphragm, unreasonable angular displacement, axial displacement or radial displacement and overlarge impact vibration can exist in the manufacturing, mounting or using processes of the coupling, the diaphragm assembly in the diaphragm coupling is likely to be damaged, cracked and fly out, the use safety and the personal safety of coupling equipment are affected, although the coupling is connected with the coupling equipment in a key connection mode usually, connection is realized, but the fretting in the operation process can be caused by the peripheral wear of the key due to the impact vibration in the long-term use process, the connection stability becomes slightly poor, and the stability is not enough.
Disclosure of Invention
The invention provides an elastic coupling aiming at the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: an elastic coupling comprises an elastic diaphragm group, a left half coupling, a front half coupling, a right half coupling and a rear half coupling, wherein a stepped groove is formed in the left end of the right half coupling, an observation hole is formed in the outer portion of the stepped groove, the elastic diaphragm group is located in the stepped groove, first fastening bolts are sleeved on the peripheral edge of the elastic diaphragm group and are fixedly connected with the left half coupling through the first fastening bolts, second fastening bolts are sleeved on the peripheral edge of the elastic diaphragm group and are fixedly connected with the right half coupling through the second fastening bolts, a first sleeve hole is formed in the middle of the left half coupling and is sleeved with the front half coupling through the first sleeve hole, a first flat key is arranged at the gap between the first sleeve hole and the front half coupling, a first threaded hole is formed in the left end of the left half coupling, and a first pin bolt is connected with the left half coupling through a first threaded hole in a threaded manner, the middle part of half shaft coupling on the right side is equipped with the second trepanning, and cup joints with latter half shaft coupling through the second trepanning, the second trepanning is equipped with the flat key of second with the clearance department of latter half shaft coupling, the right-hand member of half shaft coupling on the right side is equipped with the second screw hole, and has the second cotter through second screw hole threaded connection.
Specifically, the edge all around of elasticity diaphragm group all is equipped with the mounting hole, and cup joints with first fastening bolt and second fastening bolt respectively through the mounting hole, first fastening bolt and second fastening bolt are the formula of staggering each other and distribute.
Specifically, the tail ends of the first fastening bolt and the second fastening bolt are in threaded connection with nuts, and the nuts are provided with gaskets in the gaps between the nuts and the left half coupler and between the nuts and the right half coupler.
Specifically, the elastic diaphragm group consists of 3-5 diaphragms, the thickness range of each diaphragm is 0.8-1.2mm, lubricating flow channels are arranged on two sides of each diaphragm, and molybdenum disulfide lubricants are coated in the lubricating flow channels.
Specifically, the observation hole is the setting of bar form and is the circumference and distributes in the outside of half shaft coupling on the right side, half shaft coupling on the right side is in same axis with half shaft coupling on the left side.
Specifically, the inner bottom of the first trepan boring is provided with a first bottom half key groove, the bottom of the front half coupling is provided with a second bottom half key groove, the first bottom half key groove corresponds to the second bottom half key groove in position, and the first flat key is located in a key groove formed by the first bottom half key groove and the second bottom half key groove.
Specifically, the interior top of second trepanning is equipped with first top half keyway, the top of latter back shaft coupling is equipped with second top half keyway, first top half keyway is corresponding with the position of second top half keyway, the second flat key is located the keyway that first top half keyway and second top half keyway constitute.
Specifically, the first flat key and the second flat key are arranged in a vertically staggered manner, and the first pin bolt and the second pin bolt are arranged in a vertically staggered manner.
The invention has the beneficial effects that:
(1) in order to prevent the elastic coupling from being damaged due to microcracking of a mounting hole caused by fretting wear of an elastic diaphragm set in high-speed operation, a solid molybdenum disulfide lubricant is coated in a lubricating channel arranged between the diaphragms to perform antifriction treatment on the surface of the diaphragms so as to reduce the damage of the diaphragms, and in the using process, the molybdenum disulfide lubricant can better enter the lubricating channel due to impact vibration of the elastic coupling, so that the aim of lubricating and protecting the elastic coupling is fulfilled.
(2) According to the elastic coupling, the stepped groove is formed in one side, corresponding to the left coupling, of the right coupling, the elastic diaphragm group is arranged in the stepped groove, the stepped groove forms an annular protection ring, the diaphragms can be prevented from breaking and flying out suddenly in a severe outdoor environment, the elastic coupling is protected, personal and equipment safety accidents caused by breakage of the elastic coupling are avoided, and the observation hole is formed, so that whether the elastic diaphragm group is abnormal or not can be observed in time before maintenance.
(3) According to the elastic coupling, the first threaded holes and the second threaded holes which are distributed in a staggered mode are formed in the left half coupling and the right half coupling, and the first pin bolt and the second pin bolt are adopted for fastening connection, so that the front half coupling and the rear half coupling are connected more reliably and stably, and the connection transmission stability of the coupling is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an elastic coupling according to the present invention;
fig. 2 is a structural sectional view of an elastic coupling provided by the present invention;
fig. 3 is a front view of an elastic coupling according to the present invention;
FIG. 4 is a left side view of an elastomeric coupling in accordance with the present invention;
fig. 5 is a side view of an elastic diaphragm group of an elastic coupling according to the present invention;
fig. 6 is an internal structure schematic diagram of a right half coupling of an elastic coupling provided by the invention.
In the figure: 1. an elastic diaphragm set; 101. mounting holes; 102. lubricating the flow channel; 103. a molybdenum disulfide lubricant; 2. a left half coupling; 201. a first trepan boring; 202. a first threaded hole; 203. a first bottom half keyway; 3. a front half coupling; 301. a second bottom half keyway; 4. a right half coupling; 401. a stepped recess; 402. an observation hole; 403. a second trepan boring; 404. a second threaded hole; 405. a first top half keyway; 5. a rear half coupling shaft; 501. a second top half keyway; 6. a first fastening bolt; 7. a second fastening bolt; 701. a nut; 702. a gasket; 8. a first flat key; 9. a first pin; 10. a second flat key; 11. a second pin.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, the elastic coupling according to the present invention comprises an elastic diaphragm group 1, a left half coupling 2, a front half coupling 3, a right half coupling 4 and a rear half coupling 5, in order to prevent the elastic diaphragm group 1 from micro-abrasion during high-speed operation, which causes the damage of the mounting hole 101 due to micro-crack, a solid molybdenum disulfide lubricant 103 is coated in a lubrication channel 102 provided between the diaphragms to reduce the wear of the diaphragm surface, the left end of the right half coupling 4 is provided with a stepped groove 401, the exterior of the stepped groove 401 is provided with an observation hole 402, the group of elastic diaphragms 1 is located in the stepped groove 401, the stepped groove 401 is provided on the side of the right half coupling 4 corresponding to the left half coupling 2, and the elastic diaphragm group 1 is disposed therein, the stepped groove 401 forms an annular protection ring, the elastic coupling can be prevented from breaking and flying out suddenly under a severe outdoor environment, the elastic coupling is protected, personal and equipment safety accidents caused by the breakage of the elastic coupling are avoided, the observation hole 402 is formed, whether the elastic diaphragm group 1 is abnormal or not can be observed in time before maintenance, the peripheral edge of the elastic diaphragm group 1 is sleeved with the first fastening bolt 6 and is fixedly connected with the left half coupling 2 through the first fastening bolt 6, the peripheral edge of the elastic diaphragm group 1 is sleeved with the second fastening bolt 7 and is fixedly connected with the right half coupling 4 through the second fastening bolt 7, the middle part of the left half coupling 2 is provided with the first sleeve hole 201 and is sleeved with the front half coupling 3 through the first sleeve hole 201, the gap between the first sleeve hole 201 and the front half coupling 3 is provided with the first flat key 8, the left end of the left half coupling 2 is provided with the first threaded hole 202, and have first cotter 9 through first screw hole 202 threaded connection, the middle part of right half shaft coupling 4 is equipped with second trepanning 403, and cup joints with latter half shaft coupling 5 through second trepanning 403, second trepanning 403 is equipped with second parallel key 10 with the clearance department of latter half shaft coupling 5, the right-hand member of right half shaft coupling 4 is equipped with second screw hole 404, and has second cotter 11 through second screw hole 404 threaded connection, through set up first screw hole 202 and the second screw hole 404 that is staggered formula and distributes on left half shaft coupling 2 and right half shaft coupling 4 to adopt first cotter 9 and second cotter 11 to carry out fastening connection, make the connection of preceding half shaft coupling 3 and latter half shaft coupling 5 more reliable, stable, in order to improve the hookup transmission stationarity of shaft coupling.
Specifically, the edge all around of elastic diaphragm group 1 all is equipped with mounting hole 101, and cup joints with first fastening bolt 6 and second fastening bolt 7 respectively through mounting hole 101, through the cooperation of mounting hole 101 with first fastening bolt 6 and second fastening bolt 7, makes elastic diaphragm group 1 firm in right half shaft coupling 4, first fastening bolt 6 and second fastening bolt 7 are the formula of staggering each other and distribute, make elastic diaphragm group 1 realize firm the connection with left half shaft coupling 2 and right half shaft coupling 4.
Specifically, the tail ends of the first fastening bolt 6 and the second fastening bolt 7 are all in threaded connection with a nut 701, the nut 701 is used for locking the left half-coupling 2 and the right half-coupling 4, a gasket 702 is arranged at a gap between the nut 701 and the left half-coupling 2 and the right half-coupling 4, when the left half-coupling 2 and the right half-coupling 4 are locked by the nut 701, the gasket 702 plays a role of providing the nut 701 with elastic force to tightly abut against the nut 701, so that the nut 701 is not easy to fall off, the contact area of the nut 701 can be increased, the pressure is reduced, looseness is prevented, and parts, the first fastening bolt 6 and the second fastening bolt 7 are protected.
Specifically, the elastic diaphragm group 1 is composed of 3-5 diaphragms, the thickness range of each diaphragm is 0.8-1.2mm, the lubricating flow channel 102 is engraved on each diaphragm in the elastic diaphragm group 1, so that the lubricating flow channel 102 engraved on each diaphragm has strong strength, the thickness of the diaphragm is limited to ensure that the diaphragms can be normally used, the lubricating flow channel 102 is arranged on two sides of each diaphragm, a molybdenum disulfide lubricant 103 is coated in the lubricating flow channel 102, and in order to prevent micro-abrasion of the elastic diaphragm group 1 in high-speed operation from causing micro-crack and damage to the mounting hole 101, a solid molybdenum disulfide lubricant 103 is coated in the lubricating flow channel 102 arranged between the diaphragms to reduce abrasion of the surface of the diaphragm.
Specifically, the observation hole 402 is a strip-shaped arrangement and is circumferentially distributed outside the right half coupling 4, the observation hole 402 is favorable for timely observing whether the elastic diaphragm group 1 is abnormal before maintenance, the observation hole 402 provided at the same time is also favorable for reducing weight and reducing the weight ratio of the right half coupling 4, the right half coupling 4 and the left half coupling 2 are positioned on the same axial line, the axial center degree during installation is ensured to be consistent, and the offset degree during matching is reduced.
Specifically, the interior bottom of first trepanning 201 is equipped with half keyway 203 at the bottom of first, half keyway 301 at the bottom of preceding half shaft coupling 3 is equipped with the second, half keyway 203 at the bottom of first is corresponding with half keyway 301 at the bottom of the second in the position, first parallel key 8 is located half keyway 203 at the bottom of first and the keyway 301 at the bottom of the second in the keyway that half keyway 301 constitutes, and half keyway 301 plays fixed effect to first parallel key 8 at the bottom of first half keyway 203 and the second, and first parallel key 8 is used for playing firm effect when left side half shaft coupling 2 is connected with preceding half shaft coupling 3.
Specifically, the interior top of second trepanning 403 is equipped with first top half keyway 405, the top of back half shaft coupling 5 is equipped with second top half keyway 501, first top half keyway 405 is corresponding with second top half keyway 501's position, second parallel key 10 is located the keyway that first top half keyway 405 and second top half keyway 501 constitute, and first top half keyway 405 and second top half keyway 501 play fixed effect to second parallel key 10, and second parallel key 10 is used for playing firm effect when right half shaft coupling 4 is connected with back half shaft coupling 5.
Specifically, the first flat key 8 and the second flat key 10 are arranged in a staggered manner from top to bottom, and the first pin bolt 9 and the second pin bolt 11 are arranged in a staggered manner from top to bottom, so that the stability of the coupler in the coupling transmission with the front half coupling 3 and the rear half coupling 5 is guaranteed.
When in use, the first flat key 8 and the second flat key 10 are respectively and correspondingly put into the front half coupling 3 and the rear half coupling 5, the first flat key 8 is used for playing a role of stabilizing when the left half coupling 2 is connected with the front half coupling 3, the second flat key 10 is used for playing a role of stabilizing when the right half coupling 4 is connected with the rear half coupling 5, then the front half coupling 3 and the rear half coupling 5 are respectively and correspondingly sleeved into the left half coupling 2 and the right half coupling 4, and the front half coupling 3 and the rear half coupling 5 are fastened through the first pin 9 and the second pin 11, so that the connection of the front half coupling 3 and the rear half coupling 5 can be more reliable and stable, the connection transmission stability of the coupling is improved, in the working process of the elastic coupling, in order to prevent the micro-abrasion of the elastic diaphragm group 1 in high-speed operation and the micro-crack from occurring to damage the mounting hole 101, a solid molybdenum lubricant 103 is coated in the lubricating flow passage 102 arranged between the diaphragms, the anti-abrasion processing is carried out on the surface of the diaphragm to reduce the damage of the diaphragm, so that the lubricating flow channel 102 is engraved on each diaphragm to have stronger strength, the thickness of the diaphragm is limited to ensure the normal use of the diaphragm, meanwhile, a step groove 401 is formed in one side, corresponding to the left half coupling 2, of the right half coupling 4, the step groove 401 forms an annular protective ring, the diaphragm can be prevented from breaking and flying out suddenly under a severe outdoor environment, the elastic coupling is protected, personal and equipment safety accidents caused by the breakage of the elastic coupling are avoided, the observation hole 402 is formed to facilitate timely observing whether the elastic diaphragm group 1 is abnormal or not before maintenance, the observation hole 402 is formed to facilitate weight reduction, and the weight ratio of the right half coupling 4 is reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides an elastic coupling, includes elastic diaphragm group (1), left half-coupling (2), preceding half-coupling (3), right half-coupling (4) and latter half-coupling (5), its characterized in that: the left end of the right half coupling (4) is provided with a stepped groove (401), the outer part of the stepped groove (401) is provided with an observation hole (402), the elastic diaphragm (1) group is positioned in the stepped groove (401), the peripheral edge of the elastic diaphragm group (1) is sleeved with a first fastening bolt (6) and is fixedly connected with the left half coupling (2) through the first fastening bolt (6), the peripheral edge of the elastic diaphragm group (1) is sleeved with a second fastening bolt (7) and is fixedly connected with the right half coupling (4) through the second fastening bolt (7), the middle part of the left half coupling (2) is provided with a first sleeve hole (201) and is sleeved with the front half coupling (3) through the first sleeve hole (201), a first flat key (8) is arranged at the gap between the first sleeve hole (201) and the front half coupling (3), the left end of the left half coupling (2) is provided with a first threaded hole (202), a first pin bolt (9) is connected with the right half coupler (4) through a first threaded hole (202) in a threaded manner, a second trepan boring (403) is formed in the middle of the right half coupler (4) and is sleeved with the rear half coupler (5) through the second trepan boring (403), a second flat key (10) is arranged in a gap between the second trepan boring (403) and the rear half coupler (5), a second threaded hole (404) is formed in the right end of the right half coupler (4), and a second pin bolt (11) is connected with the right half coupler (4) through the second threaded hole (404) in a threaded manner;
the periphery of the elastic diaphragm group (1) is provided with mounting holes (101), the elastic diaphragm group is respectively sleeved with a first fastening bolt (6) and a second fastening bolt (7) through the mounting holes (101), and the first fastening bolt (6) and the second fastening bolt (7) are distributed in a mutually staggered mode;
the tail ends of the first fastening bolt (6) and the second fastening bolt (7) are both in threaded connection with nuts (701), and a gasket (702) is arranged at the gap between the nuts (701) and the left half coupling (2) and the right half coupling (4);
the elastic diaphragm group (1) consists of 3-5 diaphragms, the thickness range of each diaphragm is 0.8-1.2mm, lubricating flow channels (102) are arranged on two sides of each diaphragm, and molybdenum disulfide lubricants (103) are coated in the lubricating flow channels (102);
the observation holes (402) are arranged in a strip shape and are circumferentially distributed outside the right half coupling (4), and the right half coupling (4) and the left half coupling (2) are positioned on the same axial line;
a first bottom half key groove (203) is formed in the inner bottom of the first sleeve hole (201), a second bottom half key groove (301) is formed in the bottom of the front half coupling (3), the first bottom half key groove (203) corresponds to the second bottom half key groove (301), and the first flat key (8) is located in a key groove formed by the first bottom half key groove (203) and the second bottom half key groove (301);
a first top half key groove (405) is formed in the inner top of the second sleeve hole (403), a second top half key groove (501) is formed in the top of the rear half coupling (5), the first top half key groove (405) corresponds to the second top half key groove (501), and the second flat key (10) is located in a key groove formed by the first top half key groove (405) and the second top half key groove (501);
the first flat key (8) and the second flat key (10) are arranged in a staggered manner from top to bottom, and the first pin bolt (9) and the second pin bolt (11) are arranged in a staggered manner from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910684835.6A CN110375004B (en) | 2019-07-26 | 2019-07-26 | Elastic coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910684835.6A CN110375004B (en) | 2019-07-26 | 2019-07-26 | Elastic coupling |
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| Publication Number | Publication Date |
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| CN110375004A CN110375004A (en) | 2019-10-25 |
| CN110375004B true CN110375004B (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910684835.6A Active CN110375004B (en) | 2019-07-26 | 2019-07-26 | Elastic coupling |
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| CN (1) | CN110375004B (en) |
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| CN201891753U (en) * | 2010-08-31 | 2011-07-06 | 溧阳市威联传动机械有限公司 | Elastic coupling device of double-key coupling one-way diaphragm |
| CN203717697U (en) * | 2013-12-16 | 2014-07-16 | 许建圣 | Diaphragm coupling |
| CN104565100A (en) * | 2015-01-07 | 2015-04-29 | 丹东克隆先锋泵业有限公司 | Metal corrugated pipe pin type coupling |
| CN205025961U (en) * | 2015-10-09 | 2016-02-10 | 攀钢集团攀枝花钢钒有限公司 | A rubber diaphragm shaft coupling for ball mill |
| CN205478974U (en) * | 2016-01-20 | 2016-08-17 | 四川瑞迪佳源机械有限公司 | Diaphragm coupler |
| CN206943249U (en) * | 2017-06-22 | 2018-01-30 | 镇江诺兴传动联轴器制造有限公司 | Band brake wheel monotype diaphragm coupling |
| CN207554616U (en) * | 2017-12-08 | 2018-06-29 | 成都聚能传动设备有限公司 | Elastic shock attenuation diaphragm coupling |
| CN208203834U (en) * | 2018-03-02 | 2018-12-07 | 刘新 | Shaft coupling and equipment with shaft coupling |
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2019
- 2019-07-26 CN CN201910684835.6A patent/CN110375004B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2153607C2 (en) * | 1998-08-03 | 2000-07-27 | Открытое акционерное общество "Авиадвигатель" | Flexible coupling for transmission systems |
| CN200949608Y (en) * | 2006-09-06 | 2007-09-19 | 鲁东大学 | Structure diaphragm coupling |
| CN201891753U (en) * | 2010-08-31 | 2011-07-06 | 溧阳市威联传动机械有限公司 | Elastic coupling device of double-key coupling one-way diaphragm |
| CN201875008U (en) * | 2010-12-03 | 2011-06-22 | 丹东克隆集团有限责任公司 | Axial adjustable membrane coupling |
| CN203717697U (en) * | 2013-12-16 | 2014-07-16 | 许建圣 | Diaphragm coupling |
| CN104565100A (en) * | 2015-01-07 | 2015-04-29 | 丹东克隆先锋泵业有限公司 | Metal corrugated pipe pin type coupling |
| CN205025961U (en) * | 2015-10-09 | 2016-02-10 | 攀钢集团攀枝花钢钒有限公司 | A rubber diaphragm shaft coupling for ball mill |
| CN205478974U (en) * | 2016-01-20 | 2016-08-17 | 四川瑞迪佳源机械有限公司 | Diaphragm coupler |
| CN206943249U (en) * | 2017-06-22 | 2018-01-30 | 镇江诺兴传动联轴器制造有限公司 | Band brake wheel monotype diaphragm coupling |
| CN207554616U (en) * | 2017-12-08 | 2018-06-29 | 成都聚能传动设备有限公司 | Elastic shock attenuation diaphragm coupling |
| CN208203834U (en) * | 2018-03-02 | 2018-12-07 | 刘新 | Shaft coupling and equipment with shaft coupling |
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| Publication number | Publication date |
|---|---|
| CN110375004A (en) | 2019-10-25 |
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