CN205446446U - Take moment of torsion restraining device's diaphragm coupling - Google Patents
Take moment of torsion restraining device's diaphragm coupling Download PDFInfo
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- CN205446446U CN205446446U CN201521112436.6U CN201521112436U CN205446446U CN 205446446 U CN205446446 U CN 205446446U CN 201521112436 U CN201521112436 U CN 201521112436U CN 205446446 U CN205446446 U CN 205446446U
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Abstract
The utility model discloses a take moment of torsion restraining device's diaphragm coupling, including the hookup cover, connecting axle and two half coupling, two half coupling's one end all is provided with the first edge of a wing, the one end of hookup cover is provided with the second edge of a wing, the one end of connecting axle is provided with the third edge of a wing, the second edge of a wing and the first edge of a wing, the third edge of a wing and the first edge of a wing are all through bolt fixed connection, the outside clearance fit of the inboard of the other end of hookup cover and the other end of connecting axle, friction unit mount hole has set gradually first clamp plate, the internal toothed friction plate, the external tooth friction disc, the second clamp plate, a spring, the spring holder, the other end butt of lapping one side edge that corresponds with the spring holder and coupleing the cover, the internal toothed friction plate, all mesh with the hookup cover upper end of external tooth friction disc, the internal toothed friction plate, the lower extreme of external tooth friction disc all meshes with the connecting axle. The utility model discloses simple structure is compact, reasonable in design, simple operation. Mechanical damage can be effectively prevented, dear shut down loss is avoided.
Description
Technical field
This utility model relates to technical field of mechanical transmission, refers specifically to the diaphragm coupling of a kind of band torque limiting apparatus.
Background technology
It is high that diaphragm coupling has transmission accuracy, uses the feature that rotating speed is high.It is used for numerical control device and the high equipment of required precision.And in use because of operational error or other reasons, cause equipment overload operation or forced stoppage, easily cause the damage of equipment and the fracture of shaft coupling.
In order to prevent the overload of equipment operation from damaging, having such technical scheme in the past, increase by one group of safety pin in shaft coupling, safety pin is installed on half-coupling, connects together with corresponding connection flange, couples flange and couples with second half shaft coupling at same diaphragm of crossing.During work, driven by motor drive end rotates, and is driven by safety pin and couples flange, couples flange and is coupled by diaphragm with second half shaft coupling, drives driven end to rotate, thus drives working shaft to rotate, it is achieved that the operating of machinery.When work in during occur overload situation time, under moment of torsion effect, safety pin is cut off, and protects machine by cutting off of safety pin.Although motor can continue to drive driven pulley wheeling thereof, but because safety pin is cut off, so that drive end idle running, driven end stops operating, therefore the working shaft being connected with driven end does not rotates, thus avoids the occurrence of because overload causes motor, damages with belt or other important parts.
Although this structure has the effect of overload protection; but it can cause the damage of safety pin and connecting portion; could normally work after needing the safety pin that the most more renews, for moment transship postscript time the in the case of of recovering the most automatically resume work the function of state, easily cause and shut down for a long time.It addition, the structure of this overload protection, not according to needing to regulate the effect of overload protection power, the regular damage of safety pin can be caused due to the discomfort of overload protection power setting, or the long-term of safety pin is not damaged, and not reach the effect of overload protection.
Therefore it provides a kind of simple in construction, be connected compact, the diaphragm coupling that operates band torque limiting apparatus easily seems necessary.
Summary of the invention
The purpose of this utility model seeks to provide a kind of simple in construction, is connected compact, operates the diaphragm coupling of band torque limiting apparatus easily.
nullFor achieving the above object，The diaphragm coupling of the band torque limiting apparatus designed by this utility model，It is characterized in that: include coupling sleeve、Connecting shaft and two half-couplinves，One end of two half-couplinves is provided with first edge of a wing extended laterally，One end of coupling sleeve is provided with second edge of a wing extended laterally，One end of connecting shaft is provided with the 3rd edge of a wing extended laterally，Second edge of a wing is bolted to connection with first edge of a wing of a half-coupling、3rd edge of a wing is bolted to connection with first edge of a wing of another half-coupling，Diaphragm group it is provided with between second edge of a wing and first edge of a wing of a half-coupling、It is provided with diaphragm group between 3rd edge of a wing and first edge of a wing of another half-coupling，The lateral gap of the inner side of the other end of coupling sleeve and the other end of connecting shaft coordinates and forms the many groups installing hole being circumferentially evenly arranged，Installing hole includes ball bearing installing hole and friction component installing hole，Ball bearing mounting hole site is outside the end of the other end of connecting shaft，In ball bearing installing hole, ball bearing is installed，The end of connecting shaft is provided with the baffle plate for fixing ball bearing，Baffle plate is fixed in connecting shaft by the first screw，Friction component mounting hole site is outside the middle part of connecting shaft，Friction component is positioned at friction component installing hole，Cover plate is had to abut with the other end of coupling sleeve，Axial threaded hole it is provided with on cover plate，Second screw is conflicted through axial threaded hole and with friction component，The locking nut having on second screw.
Preferably, friction component includes the first pressing plate, internal toothed friction plate, external tooth friction plate, the second pressing plate, spring, spring base successively, one end of spring is fixing with the second pressing plate to be connected, the other end of spring is fixing with one end of spring base to be connected, and the other end of spring base is provided with cover plate that is sheathed and that be fixed in connecting shaft；Internal toothed friction plate, the upper end of external tooth friction plate are all engaged with coupling sleeve, and internal toothed friction plate, the lower end of external tooth friction plate are all engaged with connecting shaft.
Further, the lateral gap of the other end of the inner side of the other end of coupling sleeve and connecting shaft coordinates and forms the four groups of installing holes being circumferentially evenly arranged.
Further, the jump ring for fixing ball bearing it is additionally provided with in ball bearing installing hole.
Advantage of the present utility model is mainly reflected in following several respects:
One, this utility model is simple and compact for structure, reasonable in design；
Its two, when this utility model vibrates in machine loading, overload or mechanical breakdown cause actual torque to exceed torque setting value, limit driving torque in sliding manner, situation is resumed work after disappearing automatically, it is not necessary to row sets again, easy and simple to handle；
Its three, this utility model can effectively prevent mechanical failure, it is to avoid expensive shutdown loss；
Its four, this utility model can be used for explosion-proof occasion, and anti-wear performance is good, and the life-span is long；
Its five, this utility model can be widely applied to machinery, chemical industry, light industry, electronics and numerical control field.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: half-coupling 1；Baffle plate 2；First pressing plate 31；Second pressing plate 32；Ball bearing 4；Coupling sleeve 5；Internal toothed friction plate 6；External tooth friction plate 7；Connecting shaft 8, spring base 9；Spring 10；Cover plate 11；Second screw 12；Locking nut 13；Diaphragm group 14；Jump ring 15；Bolt 16；First screw 17；First edge of a wing 18；Second edge of a wing 19；3rd edge of a wing 20.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail, but this embodiment should not be construed restriction of the present utility model.
nullThe diaphragm coupling of a kind of band torque limiting apparatus shown in figure，It is characterized in that: include coupling sleeve 5、Connecting shaft 8 and two half-couplinves 1，One end of two half-couplinves 1 is provided with first edge of a wing 18 extended laterally，One end of coupling sleeve 5 is provided with second edge of a wing 19 extended laterally，One end of connecting shaft 8 is provided with the 3rd edge of a wing 20 extended laterally，Second edge of a wing 19 is connected by bolt 16 is fixing with first edge of a wing 18 of a half-coupling 1、3rd edge of a wing 20 is connected by bolt 16 is fixing with first edge of a wing 18 of another half-coupling 1，It is provided with diaphragm group 14 between second edge of a wing 19 and first edge of a wing 18 of a half-coupling 1、It is provided with diaphragm group 14 between 3rd edge of a wing 20 and first edge of a wing 18 of another half-coupling 1，The lateral gap of the inner side of the other end of coupling sleeve 5 and the other end of connecting shaft 8 coordinates and forms the many groups installing hole being circumferentially evenly arranged，Installing hole includes ball bearing installing hole and friction component installing hole，Ball bearing mounting hole site is outside the end of the other end of connecting shaft 8，Ball bearing 4 is installed in ball bearing installing hole，The end of connecting shaft 8 is provided with the baffle plate 2 for fixing ball bearing 4，Baffle plate 2 is fixed in connecting shaft 8 by the first screw 17，Friction component mounting hole site is outside the middle part of connecting shaft 8，Friction component is positioned at friction component installing hole，Cover plate 11 is had to abut with the other end of coupling sleeve 5，It is provided with axial threaded hole on cover plate 11，Second screw 12 is conflicted through axial threaded hole and with friction component，The locking nut 13 having on second screw 12.
Friction component includes the first pressing plate 31, internal toothed friction plate 6, external tooth friction plate the 7, second pressing plate 32, spring 10, spring base 9 successively, one end of spring 10 is fixing with the second pressing plate 32 to be connected, the other end of spring 10 is fixing with one end of spring base 9 to be connected, and the other end of spring base 9 is provided with cover plate 11 that is sheathed and that be fixed in connecting shaft 8；Internal toothed friction plate 6, the upper end of external tooth friction plate 7 are all engaged with coupling sleeve 5, and internal toothed friction plate 6, the lower end of external tooth friction plate 7 are all engaged with connecting shaft 8.
The lateral gap of the inner side of the other end of coupling sleeve 5 and the other end of connecting shaft 8 coordinates and forms the four groups of installing holes being circumferentially evenly arranged.
The jump ring 15 for fixing ball bearing 4 it is additionally provided with in ball bearing installing hole.
This utility model is before installing and using, torque request according to working machine, by four the second screws 12 of regulation, change spring 10 to the pressure on the second pressing plate 32, the first pressing plate 31 and internal toothed friction plate 6, frictional force between external tooth friction plate 7 and the second pressing plate 32 is changed by pressure transmission, demarcate moment of torsion, then connecting shaft 8 has been arranged on prime mover.When operation torque is less than when demarcating moment of torsion, first pressing plate 31 and internal toothed friction plate 6, the moment of friction produced between external tooth friction plate 7 and the second pressing plate 32 is more than operation torque, prime mover the first pressing plate 31 and internal toothed friction plate 6, the moment of friction produced between external tooth friction plate 7 and the second pressing plate 32 drives coupling sleeve 5, coupling sleeve 5 drives working machine again, when operation torque is more than when demarcating moment of torsion, first pressing plate 31 and internal toothed friction plate 6, produce between external tooth friction plate 7 and the second pressing plate 32 and skid, make to dally between coupling sleeve 5 and connecting shaft 8, thus cut off the transmission between prime mover and working machine, protect the safety of motor and equipment.
The content not being described in detail in this specification, belongs to prior art known to those skilled in the art.
Claims (4)
- null1. the diaphragm coupling of a band torque limiting apparatus，It is characterized in that: include coupling sleeve (5)、Connecting shaft (8) and two half-couplinves (1)，One end of two described half-couplinves (1) is provided with first edge of a wing (18) extended laterally，One end of described coupling sleeve (5) is provided with second edge of a wing (19) extended laterally，One end of described connecting shaft (8) is provided with the 3rd edge of a wing (20) extended laterally，Described second edge of a wing (19) is connected by bolt (16) is fixing with first edge of a wing (18) of a described half-coupling (1)、Described 3rd edge of a wing (20) is connected by bolt (16) is fixing with first edge of a wing (18) of half-coupling another described (1)，It is provided with diaphragm group (14) between described second edge of a wing (19) and first edge of a wing (18) of a described half-coupling (1)、It is provided with diaphragm group (14) between described 3rd edge of a wing (20) and first edge of a wing (18) of another described half-coupling (1)，The lateral gap of the inner side of the other end of described coupling sleeve (5) and the other end of described connecting shaft (8) coordinates and forms the many groups installing hole being circumferentially evenly arranged，Described installing hole includes ball bearing installing hole and friction component installing hole，Described ball bearing mounting hole site is outside the end of the other end of described connecting shaft (8)，Ball bearing (4) is installed in described ball bearing installing hole，The end of described connecting shaft (8) is provided with the baffle plate (2) for fixing described ball bearing (4)，Described baffle plate (2) is fixed in described connecting shaft (8) by the first screw (17)，Described friction component mounting hole site is outside the middle part of described connecting shaft (8)，Described friction component is positioned at described friction component installing hole，Cover plate (11) is had to abut with the other end of described coupling sleeve (5)，Described cover plate is provided with axial threaded hole on (11)，Second screw (12) through described axial threaded hole and is conflicted with described friction component，The locking nut (13) having on described second screw (12).
- The diaphragm coupling of band torque limiting apparatus the most according to claim 1, it is characterized in that: described friction component includes the first pressing plate (31) successively, internal toothed friction plate (6), external tooth friction plate (7), second pressing plate (32), spring (10), spring base (9), one end of described spring (10) is fixing with described second pressing plate (32) to be connected, the other end of described spring (10) is fixing with one end of described spring base (9) to be connected, the other end of described spring base (9) is provided with cover plate (11) that is sheathed and that be fixed in described connecting shaft (8)；Described internal toothed friction plate (6), the upper end of external tooth friction plate (7) are all engaged with described coupling sleeve (5), and described internal toothed friction plate (6), the lower end of external tooth friction plate (7) are all engaged with described connecting shaft (8).
- The diaphragm coupling of band torque limiting apparatus the most according to claim 1 and 2, it is characterised in that: the lateral gap of the inner side of the other end of described coupling sleeve (5) and the other end of described connecting shaft (8) coordinates and forms the four groups of installing holes being circumferentially evenly arranged.
- The diaphragm coupling of band torque limiting apparatus the most according to claim 3, it is characterised in that: it is additionally provided with the jump ring (15) for fixing ball bearing (4) in described ball bearing installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112436.6U CN205446446U (en) | 2015-12-29 | 2015-12-29 | Take moment of torsion restraining device's diaphragm coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521112436.6U CN205446446U (en) | 2015-12-29 | 2015-12-29 | Take moment of torsion restraining device's diaphragm coupling |
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| Publication Number | Publication Date |
|---|---|
| CN205446446U true CN205446446U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521112436.6U Active CN205446446U (en) | 2015-12-29 | 2015-12-29 | Take moment of torsion restraining device's diaphragm coupling |
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| CN (1) | CN205446446U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485193A (en) * | 2015-12-29 | 2016-04-13 | 武汉正通传动技术有限公司 | Diaphragm coupler with torque limiting device |
| CN111734748A (en) * | 2020-05-12 | 2020-10-02 | 无锡申穗船舶设备有限责任公司 | Large-torque shockproof coupling |
-
2015
- 2015-12-29 CN CN201521112436.6U patent/CN205446446U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485193A (en) * | 2015-12-29 | 2016-04-13 | 武汉正通传动技术有限公司 | Diaphragm coupler with torque limiting device |
| CN111734748A (en) * | 2020-05-12 | 2020-10-02 | 无锡申穗船舶设备有限责任公司 | Large-torque shockproof coupling |
| CN111734748B (en) * | 2020-05-12 | 2021-05-07 | 无锡申穗船舶设备有限责任公司 | Large-torque shockproof coupling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Diaphragm coupling with torque limiting device Effective date of registration: 20230217 Granted publication date: 20160810 Pledgee: Bank of China Limited Wuhan Municipal sub branch Pledgor: WUHAN ZHENGTONG TRANSMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2023420000057 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230926 Granted publication date: 20160810 Pledgee: Bank of China Limited Wuhan Municipal sub branch Pledgor: WUHAN ZHENGTONG TRANSMISSION TECHNOLOGY Co.,Ltd. Registration number: Y2023420000057 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |