CN206092750U - Mechanical type coupler - Google Patents
Mechanical type coupler Download PDFInfo
- Publication number
- CN206092750U CN206092750U CN201620891169.5U CN201620891169U CN206092750U CN 206092750 U CN206092750 U CN 206092750U CN 201620891169 U CN201620891169 U CN 201620891169U CN 206092750 U CN206092750 U CN 206092750U
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- China
- Prior art keywords
- outer shroud
- semiaxis
- screw
- semiaxis device
- coupling
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Abstract
The utility model relates to a mechanical type coupler belongs to power machinery transmission technical field, by first semi -axis ware, second semi -axis ware and coupling spare triplex, first semi -axis ware comprises semi -axis ware I (1), outer loop (3), hinge screw -making (10), with load end equipment import hub connection, second semi -axis ware comprises semi -axis ware II (5), gland (4), felt pan (8), connecting screw (9), with prime mover output shaft, coupling spare comprises coupling son (2), spring (6), screw (7), as the transmission between first semi -axis ware, second semi -axis ware of middle transmission part. Contrast prior art, the utility model discloses can carry prime mover area to start and change approximate empty load into and start, reduce the peak impact load to oading equipment, simultaneously can realize overload protection, after the load returns to normal, cut into normal operating state automatically, whole protection process is steady, reliable, has further expanded the applicable speed range of device.
Description
Technical field
The utility model is related to a kind of mechanical coupler, belongs to power mechanical drive device technical field.
Background technology
It is excellent with efficiency high, high, the operation bandwidth of power factor etc. for the relatively conventional synchronous motor of permagnetic synchronous motor
Point, but pulsatile impact is big during permagnetic synchronous motor loaded starting, causes the impact cutting of load equipment, coupler and motor bearings
It is bad, have a strong impact on the overall reliability of motor and marketing.If by after permagnetic synchronous motor starting under no load again with load equipment
Connection, now because motor output torque has basically reached plateau, will substantially reduce when be connected with load equipment motor and
Shock loading between load, reaches the purpose of protection load equipment, coupler and motor bearings.At present, the country is usually used
Steel-ball type starts safety coupler to realize being driven without slip, while having soft start, overload protection function, it is adaptable to certain to turn
System support in fast scope, but this coupler structure is complicated, and manufacturing cost is high, maintenance cost is big, affects its marketing.
The content of the invention
The utility model be in order to solve during permasyn morot loaded starting because pulsating torque cause greatly load equipment,
Coupler and motor bearings impact failure problem, a kind of mechanical safety coupler of proposition.
The utility model proposes a kind of component of making a concerted effort of the elastic force of the centrifugal force and spring using coupling is transmitting fortune
Dynamic and moment of torsion, is capable of achieving soft start, overload protection function, using the rolling friction side of high friction pair when starting, overload protection
Formula, is adapted to the safety mechanical coupler of long period skidding.
The purpose of this utility model is achieved through the following technical solutions：
A kind of mechanical coupler, is made up of the first semiaxis device, the second semiaxis device and the part of male part three；Described the first half
Axle device is made up of semiaxis device I1, outer shroud 3, articulation screw 10, is connected with load end equipment input shaft；The second semiaxis device is by half
Axle device II5, gland 4, felt pan 8, joint bolt 9 are constituted, and are connected with original machine output shaft；The male part by couple son 2, spring
6th, screw 7 is constituted, and is driven between the first semiaxis device, the second semiaxis device as intermediate transmission part；
Annexation
Coupling 2 is connected with screw 7 with spring 6 first, then is fixed in the rectangular channel of semiaxis device II 5 by screw 7；So
Semiaxis device II 5 is inserted in outer shroud 3 afterwards, semiaxis device I1 is connected as a single entity with outer shroud 3 with articulation screw 10；Felt pan 8 is installed on
In the oil seal groove of gland 4, then gland 4 is connected with outer shroud 3 with articulation screw 9, forms mechanical priming safety coupler.
Beneficial effect：
The utility model proposes device, it is preferred that emphasis is the engaging groove design of outer shroud 3, couple sub 2 mass and spring 6 is elastic
The calculating of coefficient；Make to obtain optimum transfer pressure angle at meshing point by the optimization design to engaging groove flute profile, turned according to load
The parameters such as square select the appropriate coefficient of elasticity and the operating point that couple sub 2 mass and spring 6, and loaded starting process can be made more flat
Surely, make overload protection more effective；By Proper Match, when rotating speed is relatively low, coupling son 2 is in centrifugal force and the elastic force of spring 6
Under collective effect, the function of normal delivery moment of torsion and overload protection can be still realized, especially in overload protection, be rubbed using higher pair
Wiping pair can effectively reduce the abrasion and heating of driving member, substantially prolongs the service life of device.
The utility model proposes device, contrast prior art, prime mover loaded starting can be changed into approximate zero load
Start, reduce the spike shock loading to load equipment；Overload protection is capable of achieving simultaneously, after load restoration is normal, incision automatically
Normal operating condition, whole protection process is relatively steady, reliable.The applicable range of speeds of device is especially further expanded, has been had
There is good promotion prospect.
Description of the drawings
Fig. 1 is the utility model axial sectional view；
Fig. 2 is A-A profiles in Fig. 1；
Fig. 3 is I partial views in Fig. 1；
Fig. 4 is C-C partial sectional views in Fig. 1；
Fig. 5 is sub 2 structure chart of coupling；
Fig. 6 is the structure chart of outer shroud 3；
Fig. 7 is the structure chart of semiaxis device II 5；
Fig. 8 is the structure chart of spring 6.
Reference：1- semiaxis device I, 2- coupling, 3- outer shrouds, 4- glands, 5- semiaxis device II, 6- springs, 7- screws, 8-
Felt pan, 9- joint bolts, 10- process screws.
Specific embodiment
Preferred embodiment of the present utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of mechanical coupler, by the first semiaxis device, the second semiaxis device and coupling
The part of part three constitutes.The first semiaxis device is made up of semiaxis device I1, outer shroud 3, articulation screw 10, with load end equipment input shaft
Connection；The second semiaxis device is made up of semiaxis device II5, gland 4, felt pan 8, joint bolt 9, is connected with original machine output shaft；
The male part is constituted by son 2, spring 6, screw 7 is coupled, used as intermediate transmission part.
The semiaxis device I1 is T-shaped band centre bore axial workpiece, and central hole opens up keyway, centre bore and the big rootlet of keyway
Formulate according to load equipment parameter, the screw via matched with outer shroud 3, the Kong Weitong are opened up at maximum gauge radial section
Hole, for being fixedly connected with outer shroud 3 by process screw 10；
The coupling son 2 is used as movement transfer member, as shown in figure 5, being constituted by sub- body 201, roller 202 is coupled；Rolling
Post 202 is drum shaped body, and it is cylinder to couple the sub- main body of body 201, and length is consistent with the axial dimension of outer shroud 3, its underpart two ends edge
It is axially each to process a plane and make connecting screw hole for being fixedly connected with spring 6；To realize rolling friction pair, in axial direction
Central Symmetry sets up annular protrusion, and bossing total cross-section is silo type, is to reduce the contact friction with the groove both sides of outer shroud 3
Face, bossing length is slightly less than the cannelure groove width that outer shroud 3 is opened up, and sulculus 301 is opened up above the bossing for pacifying
Dress roller 202, little groove depth is less than the maximum diameter of ball 202, it is ensured that convex shape is in when ball 202 is installed in sulculus
State, the sleeving and riveting of sulculus 301 closes up after installation.
As shown in fig. 6, the axial dimension of the outer shroud 3 is equal with sub 2 axial dimension is coupled, external diameter and semiaxis device I1 are maximum outer
Footpath is equal, internal diameter more than the maximum outside diameter of semiaxis device II 5 but installs the annulus of rear maximum gauge less than roller 202, in it
Footpath circumference uniform distribution opens up profile of tooth groove as engaging groove, and axially center opens up slightly wider compared with roller 202 along internal diameter profile line
Cannelure be used for dispose roller 202, its both ends of the surface open up process screwed hole for using attachment bolt 9 by outer shroud 3 with press
Lid 4 is connected and is connected outer shroud 3 with semiaxis device I1 using process bolt 10.
The gland 4 is that internal diameter is equal with the minimum outer diameter of semiaxis device II 5, and external diameter is equal with semiaxis device I1 maximum outside diameters, axle
It is the disk of the axial dimension of outer shroud 3 about 1/2 to size, in inner radius oil seal is opened up, be provided with through hole on disk vertically, uses
In outer shroud 3 is connected with gland 4 using attachment bolt 9.
The semiaxis device II 5 is as shown in fig. 7, for T-shaped with centre bore axial workpiece, central hole opens up keyway, centre bore
Formulated according to load equipment parameter with keyway size, the rectangular channel that matches with outer shroud 3 is uniformly opened up at maximum gauge to hold
Receive and couple son 2 and spring 6, in rectangle trench bottom the screwed hole of fixed spring 6 is opened up.
Preferably, the spring 6 as shown in figure 8, be symmetric double ∑ type structure, open up rectangular window in both sides, be used for
It is provided with the station during installation maintenance of semiaxis device II 5；Open up connection via at double ∑ lower planes, position respectively with couple son
2 and semiaxis device II 5 on the screw hole correspondence that opens up, for fixed coupling 2 and semiaxis device II 5, open in the single-ended plane of double ∑s
If rectangular channel, for coupling the raised insertion in sub 2 lower end；
One section of projection is left in sub 2 bottom of the coupling, and the rectangular channel that width, position open up with spring 6 is corresponding.
Screw 7, felt pan 8, joint bolt 9 are standard component with process screw 10.
Annexation：
Coupling 2 is connected with screw 7 with spring 6 first, then is fixed in the rectangular channel of semiaxis device II 5 by screw 7；So
Semiaxis device II 5 is inserted in outer shroud 3 afterwards, semiaxis device I1 is connected as a single entity with outer shroud 3 with articulation screw 10；Felt pan 8 is installed on
In the oil seal groove of gland 4, then gland 4 is connected with outer shroud 3 with articulation screw 9, forms mechanical priming safety coupling.
A kind of described starting safety coupling course of work is as follows：
When prime mover is static, in the presence of spring 6, the outer surface 402 of roller 202 is close to the groove of outer shroud 3 to coupling son 2
Face 102 couples the field of conjugate action 501 that sub- body outer surface 401 is close to outer shroud 3.When prime mover starts to start, coupling 2 is with half
The synchronous rotary of axle device II 5, under the action of the centrifugal force, along the groove 601 of semiaxis device II 5 toward outer shroud 3 at move, nibble when outer shroud 3 is proceeded to
When closing groove, couple the field of conjugate action 501 that sub- body outer surface 401 is close to outer shroud 3, elastic force and centrifugal force of the coupling son 2 by spring
Force action, its tangential component produces moment of torsion, if now moment of torsion overcomes enough load torque, coupling 2 just to drive outer shroud 3 and half
Axle device I1 synchronous rotaries；If moment of torsion is not enough to overcome load torque, couple sub 2 compression spring 6, along the groove 601 of semiaxis device II 5 to
Bottom land is moved, and exits the engaging groove of outer shroud 3, and the outer surface 402 of roller 202 is close to the grooved surface 102 of outer shroud 3 and is skidded；With prime mover
Rotating speed is improved constantly, and coupling 2 is gradually increased by centrifugal force, when coupling 2 is subject to centrifugal force sufficiently large, its moment of torsion for producing
Load torque, coupling 2 is overcome to drive outer shroud 3 and semiaxis device I1 synchronous rotaries to enter working condition enough.If load torque increases
It is big to predetermined overload torque, the reaction force produced by the field of conjugate action 501 of outer shroud 3 more than the elastic force suffered by coupling 2 and from
The tangential component made a concerted effort of mental and physical efforts, coupling 2 just exits the field of conjugate action of outer shroud 3, and the outer surface 402 of roller 202 is close to the groove of outer shroud 3
Face 102 is skidded, until after load torque recovers normal, coupling 2 proceeds to engagement automatically.
Starting safety coupling of the present utility model is according to correlations such as primemover system rotating speed, nominal torque, overload magnifications
Parameter carries out the matched design of coupling protonatomic mass, the elastic coefficient and initial work location, is capable of achieving product seriation and special
It is supporting.
Although combining Description of Drawings embodiment of the present utility model, it will be apparent to those skilled in the art that
On the premise of without departing from the utility model principle, some deformations and improvement can also be made, these also should be regarded as belonging to this reality
With new protection domain.
Claims (3)
1. a kind of mechanical coupler, it is characterised in that：It is made up of the first semiaxis device, the second semiaxis device and the part of male part three；
The first semiaxis device is made up of semiaxis device I (1), outer shroud (3), articulation screw (10), is connected with load end equipment input shaft；Institute
State the second semiaxis device to be made up of semiaxis device II (5), gland (4), felt pan (8), joint bolt (9), be connected with original machine output shaft；
The male part is constituted by sub (2), spring (6), screw (7) are coupled, as intermediate transmission part the first semiaxis device, the second half
It is driven between axle device；
Annexation：
Coupling sub (2) is connected with screw (7) with spring (6) first, then the rectangle of semiaxis device II (5) is fixed on by screw (7)
In groove；Then by insertion outer shroud of semiaxis device II (5) (3), semiaxis device I (1) and outer shroud (3) are linked as into one with articulation screw (10)
Body；Finally felt pan (8) is installed in the oil seal groove of gland (4), then gland (4) and outer shroud (3) is connected with articulation screw (9)
Connect.
2. a kind of mechanical coupler according to claim 1, it is characterised in that：The semiaxis device I (1) is in T-shaped band
Heart hole axial workpiece, central hole opens up keyway, and the screw mistake matched with outer shroud (3) is opened up at maximum gauge radial section
Hole, the hole is through hole, for being fixedly connected with outer shroud (3) by process screw (10)；
The coupling sub (2) is constituted as movement transfer member by sub- body (201), roller (202) is coupled；Roller (202) is
Drum shaped body, it is cylinder to couple sub- body (201) main body, and length is consistent with outer shroud (3) axial dimension, and its underpart two ends are vertically
One plane of each processing simultaneously makes connecting screw hole for being fixedly connected with spring (6)；To realize rolling friction pair, in axial direction in
The heart symmetrically sets up annular protrusion, and bossing total cross-section is silo type, is to reduce the contact friction with the groove both sides of outer shroud (3)
Face, bossing length is slightly less than the cannelure groove width that outer shroud (3) is opened up, and sulculus (301) use is opened up above the bossing
In roller (202) is installed, little groove depth is less than roller (202) maximum diameter, it is ensured that at when roller (202) is installed in sulculus
Sulculus (301) sleeving and riveting closes up after protruding state, installation；
Outer shroud (3) axial dimension is equal with sub (2) axial dimension of coupling, external diameter is equal with semiaxis device I (1) maximum outside diameter,
Internal diameter more than the maximum outside diameter of semiaxis device II (5) but installs the annulus of rear maximum gauge less than roller (202), in its internal diameter circle
Zhou Junbu opens up profile of tooth groove as engaging groove, and axially center opens up slightly wider compared with roller (202) along internal diameter profile line
Cannelure is used to dispose roller (202), its both ends of the surface open up process screwed hole for using joint bolt (9) by outer shroud (3)
It is connected with gland (4) and is connected outer shroud (3) with semiaxis device I (1) using process bolt (10)；
The gland (4) is equal with the minimum outer diameter of semiaxis device II (5) for internal diameter, and external diameter is equal with semiaxis device I (1) maximum outside diameter,
Axial dimension is the disk of outer shroud (3) axial dimension about 1/2, and in inner radius oil seal is opened up, and is provided with disk vertically logical
Hole, for being connected outer shroud (3) with gland (4) using joint bolt (9)；
The semiaxis device II (5) is T-shaped band centre bore axial workpiece, and central hole opens up keyway, centre bore and the big rootlet of keyway
Formulate according to load equipment parameter, the rectangular channel matched with outer shroud (3) is uniformly opened up at maximum gauge (2) to accommodate coupling
And spring (6), open up the screwed hole of fixed spring (6) in rectangle trench bottom.
3. a kind of mechanical coupler according to claim 1 and 2, it is characterised in that：The spring (6) is symmetric double ∑
Type structure, in both sides rectangular window is opened up, station during for providing itself and the installation maintenance of semiaxis device II (5)；Double ∑s are put down up and down
Connection via is opened up at face, position is corresponding with the screw hole opened up on coupling sub (2) and semiaxis device II (5) respectively, for solid
Fixed coupling sub (2) and semiaxis device II (5), in the single-ended plane of double ∑s rectangular channel is opened up, for coupling the raised insertion in sub 2 lower end；
One section of projection is left in described coupling (2) bottom, and the rectangular channel that width, position open up with spring (6) is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891169.5U CN206092750U (en) | 2016-08-16 | 2016-08-16 | Mechanical type coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891169.5U CN206092750U (en) | 2016-08-16 | 2016-08-16 | Mechanical type coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206092750U true CN206092750U (en) | 2017-04-12 |
Family
ID=58468625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620891169.5U Withdrawn - After Issue CN206092750U (en) | 2016-08-16 | 2016-08-16 | Mechanical type coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206092750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122312A (en) * | 2016-08-16 | 2016-11-16 | 山西北方机械制造有限责任公司 | A kind of mechanical type bonder |
-
2016
- 2016-08-16 CN CN201620891169.5U patent/CN206092750U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122312A (en) * | 2016-08-16 | 2016-11-16 | 山西北方机械制造有限责任公司 | A kind of mechanical type bonder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170628 Address after: Victory Street in Shanxi province Taiyuan city Xinghualing District 030009 building 118 layer 1 Patentee after: Shanxi Beifang machine Holding Co., Ltd. Address before: 030009 Shengli Street, Shanxi, Taiyuan, No. 101 Patentee before: Shanxi North Machine-building Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170412 Effective date of abandoning: 20180817 |