CN208734755U - A kind of safety coupling of optimization - Google Patents
A kind of safety coupling of optimization Download PDFInfo
- Publication number
- CN208734755U CN208734755U CN201821207527.1U CN201821207527U CN208734755U CN 208734755 U CN208734755 U CN 208734755U CN 201821207527 U CN201821207527 U CN 201821207527U CN 208734755 U CN208734755 U CN 208734755U
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- Prior art keywords
- flange shaft
- axle sleeve
- generator terminal
- safety
- tooth
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Abstract
The utility model discloses a kind of safety couplings, it includes deceleration generator terminal axle sleeve, motor side half a coupler, it further includes dismountable safety component, and dismountable safety component is arranged between deceleration generator terminal axle sleeve and motor side half a coupler, and be both fixedly connected.Wherein, dismountable safety component includes flange shaft, tooth set, bearing, sealing, ring gear；Flange shaft is multi-diameter shaft, its enlarged diameter section abuts against on the medial surface of deceleration generator terminal axle sleeve, tooth set is multi-diameter shaft, its enlarged diameter section abuts against on the medial surface of flange shaft, its reduced diameter section covers outside the reduced diameter section of flange shaft, sealing, bearing are provided between the two radial direction, the internal tooth of ring gear is meshed with the external tooth of tooth set small end, and right side is connect with motor side half a coupler by fastener；It is fixedly connected between flange shaft, deceleration generator terminal axle sleeve and tooth set three.It is conveniently replaced, time saving and energy saving after related damage parts in the utility model safety coupling.
Description
Technical field
The utility model relates to a kind of safety coupling, it can be widely used between motor and speed reducer or need to be protected
Connection between drive apparatus.
Background technique
In rolling mill production line and seamless steel tube production chain, the main transmission shaft coupling between motor and speed reducer, which generally requires, to be had
Safe shearing function, so during the rolling process when operation torque overloads or other burst accidents occurs, safety coupling
Safety pin can be cut in time, torque transmitting is interrupted, thus effective protection motor and roll and its relevant device.Safety coupling
It is widely applied in similar operating conditions occasions such as cold rolling, the main mill of seamless steel tube production chain and planishers.
Existing cold rolling main transmission safety coupling structure, as shown in Figure 6: deceleration generator terminal axle sleeve 18 is mounted on speed reducer
On input shaft, mandrel 30 is fixed on deceleration generator terminal axle sleeve 18 by screw 24, tooth set 26 by bearing 27, locking nut 22,
Gland is fixed on mandrel 30 (tooth set 26 can be relatively rotated with mandrel 30), and tooth set 26 passes through gear pair and ring gear 28
It connects, ring gear 28 is coupled by attachment bolt with motor side half a coupler 29, and half a coupler is mounted on motor output shaft.Slow down
Generator terminal axle sleeve 18 covers 26 with tooth by safety pin 19, safe guide 20,21, nut 23 and couples to transmit torque.
The safety coupling of above structure in use, if bearing 27, screw 24, locking nut 22, sealing 25
It when etc. being damaged, is limited by safety coupling structure, it is necessary to which safety coupling can just be dismantled by removing motor or speed reducer
It repairs, replace the above part of damage.And accurate adjustment motor and speed reducer concentricity are also needed again after the completion of repairing, primary disassembly,
Maintenance, replacement restore to need to shut down at least 48 hours, can not dismantle online, seriously affect milling train production efficiency, increase maintenance
Labor intensity can not meet the requirement of modern metallurgical production line continuous rolling.
Summary of the invention
The problem to be solved by the utility model is to provide a kind of safety coupling of optimization, it deceleration generator terminal axle sleeve,
Demountable safety component is provided between motor side half a coupler, it in this way can be real when related damage parts need replacing
The online disassembly of existing safety component.The safety coupling of the utility model makes renewal part time saving and energy saving, and does not need again
Again accurate adjustment motor and speed reducer concentricity can greatly shorten Maintenance Downtime, reduce maintenance labor intensity, meet
The requirement of continuous-rolling work characteristics.
A kind of safety coupling of optimization of the utility model, it includes deceleration generator terminal axle sleeve, motor side half a coupler, it is also
Including dismountable safety component, dismountable safety component is arranged between deceleration generator terminal axle sleeve and motor side half a coupler,
And be both fixedly connected.
Further, dismountable safety component includes flange shaft, tooth set, bearing, sealing, ring gear；Flange shaft is rank
Terraced axis, enlarged diameter section abut against on the medial surface of deceleration generator terminal axle sleeve, and tooth set is multi-diameter shaft, and enlarged diameter section abuts against flange
On the medial surface of axis, reduced diameter section covers outside the reduced diameter section of flange shaft, and sealing, bearing are provided between the two radial direction, interior
The internal tooth of gear ring is meshed with the external tooth of tooth set small end, and right side is connect with motor side half a coupler by fastener；Flange
It is fixedly connected between axis, deceleration generator terminal axle sleeve and tooth set three.
Further, at least two counterbores, deceleration generator terminal axle sleeve and counterbore have been uniformly arranged on the enlarged diameter section of flange shaft
It is provided with the first pin hole on corresponding position, is provided with the first guide in the first pin hole, bolt is from the counterbore of flange shaft, first
It passes through in guide, and is tightened by gasket, nut.
Further, be uniformly arranged at least two second pin holes on the enlarged diameter section of flange shaft, deceleration generator terminal axle sleeve and
Is provided with pin hole on corresponding with the second pin hole position of both tooth sets, the second pin be set on the second pin hole of flange shaft with
In the pin hole of deceleration generator terminal axle sleeve, third pin is set in the pin hole of tooth set, and safety pin is worn from third guide, the second guide
It crosses, and is tightened by gasket, nut.
Further, dismountable safety component further includes gland, and gland is arranged on the right side of tooth set, and passes through company
Screw is connect to fix.
Further, dismountable safety component further includes locking nut, and locking nut screws in flange shaft, and presses
On the right side of the bearing of right end.
Further, the counterbore quantity in flange shaft is preferably four, and the macropore of counterbore is waist-shaped hole, size relation b
< B < S；B is the width of kidney slot in flange shaft, and b is the across flats of bolt turret head, and S is the across corner of bolt turret head
Degree.
Safety component in the utility model is coupled by connection bolt, safety pin and guide with motor side, deceleration generator terminal axle sleeve.
In this way, when the utility model safety coupling in use, if zero in the safety components such as sealing, bearing, locking nut
When part is damaged, it is only necessary to remove fastener between ring gear and motor side half a coupler, attachment bolt, the second guide,
Safety pin can integrally unload safety component, and the safety component renewed immediately after realizes online replacement.Simultaneously as
Motor or speed reducer need not be removed when replacement, therefore do not need again accurate adjustment motor and speed reducer concentricity.Therefore, the utility model
Safety coupling shorten maintenance time, reduce maintenance labor intensity, improve labor efficiency, meet continuous-rolling work
The requirement of feature ensure that the operating accuracy of equipment.Meanwhile the utility model is that cold rolling production shortens maintenance time, is guaranteed
Production is gone on smoothly, and creates benefit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model safety coupling；
Fig. 2 is the structural schematic diagram of tooth set；
Fig. 3 is the right view of flange shaft；
Fig. 4 is the cross-sectional view flange shaft structural schematic diagram of the line A-A along Fig. 3；
Fig. 5 is the bottom schematic view of bolt 14；
Fig. 6 is the structural schematic diagram of existing safety coupling.
Specific embodiment
Embodiment 1
From attached drawing it is found that a kind of safety coupling of optimization of the utility model, it includes deceleration generator terminal axle sleeve 1, motor side
Half a coupler 13, it further includes dismountable safety component, and dismountable safety component is arranged in deceleration generator terminal axle sleeve 1 and motor
Hold half a coupler 13 between, and be both fixedly connected.
Specifically, the dismountable safety component of the utility model includes flange shaft 5, tooth set 11, bearing 10, seals 9, is interior
Gear ring 12；Flange shaft 5 is multi-diameter shaft, and enlarged diameter section abuts against on the medial surface of deceleration generator terminal axle sleeve 1, and tooth set 11 is ladder
Axis, enlarged diameter section abut against on the medial surface of flange shaft 5, and reduced diameter section covers outside the reduced diameter section of flange shaft 5, the two diameter
Sealing 9, bearing 10 are provided between, the internal tooth of ring gear 12 is meshed with the external tooth that tooth covers 11 small ends, right side and electricity
Generator terminal half a coupler 13 is connected by fastener；Flange shaft 5, deceleration generator terminal axle sleeve 1 and tooth cover to be fixedly connected between 11 threes.
In this way, when the utility model safety coupling in use, if bearing, screw, sealing, locking nut
It is damaged, it is only necessary to remove connector between flange shaft, deceleration generator terminal axle sleeve and tooth set and ring gear and motor side partly
Connector between shaft coupling can get off safety component integral demounting, the safety component changed immediately, realize online
Replacement.Online replacement not only shortens maintenance time, but also reduces maintenance labor intensity, improves labor efficiency, and satisfaction is continuously rolled
The requirement of machine work characteristics.Simultaneously as motor or speed reducer need not be removed when replacement, so not needing accurate adjustment motor again
With speed reducer concentricity, it ensure that the operating accuracy of equipment, also substantially reduce downtime.
Embodiment 2
The specific connection type of flange shaft 5 and deceleration generator terminal axle sleeve 1 are as follows: it is heavy that at least two have been uniformly arranged in flange shaft 5
Hole, deceleration generator terminal axle sleeve 1 are provided with the first pin hole on position corresponding with counterbore, the first guide 6 are provided in the first pin hole,
Bolt 14 is passed through from the counterbore, the first guide 6 of flange shaft 5, and is tightened by gasket 3, nut 2.That is, flange shaft 5
It is connected between deceleration generator terminal axle sleeve 1 by bolt 14.
Flange shaft 5, deceleration generator terminal axle sleeve 1 and tooth cover the specific connection type of 11 threes are as follows: have been uniformly arranged in flange shaft 5
At least two second pin holes, both deceleration generator terminal axle sleeve 1 and tooth set 11 are provided with pin on position corresponding with the second pin hole
Hole, the second guide 4 are arranged in the second pin hole of flange shaft 5 and the pin hole of deceleration generator terminal axle sleeve 1, and third guide 7 is arranged in tooth
In the pin hole of set 11, safety pin 8 is passed through from third guide 7, the second guide 4, and is tightened by gasket 3, nut 2.Namely
It says, flange shaft 5, deceleration generator terminal axle sleeve 1 and tooth set 11 are connected by safety pin 8.
In this way, when the utility model safety coupling in use, if bearing, screw, sealing, locking nut
It is damaged, it is only necessary to remove the fastener between bolt 14, safety pin 8, ring gear 12 and motor side half a coupler 13
Safety component integral demounting is got off, new safety component is then changed, shaft coupling can work immediately.
Embodiment 3
As a kind of improved procedure of the utility model, the dismountable safety component of the utility model further includes gland 16, gland
16 are arranged on the right side of tooth set 11, and fixed by attachment screw 17.
Gland can prevent dust etc. from entering in tooth set, the parts such as bearing, sealing be protected, to extend using the longevity
Life avoids often replacing the time generated and manpower waste.
Embodiment 4
As a kind of improved procedure of the utility model, the dismountable safety component of the utility model further includes locking nut 15,
Locking nut 15 screws in flange shaft 5, and is pressed on the right side of bearing 10 of right end.
Locking nut 15 is fixed flange shaft 5 and tooth set 11 after compressing bearing 10 between the two, is also prevented from simultaneously
Bearing's looseness and damage.
Embodiment 5
As a kind of preferred embodiment of the utility model, the counterbore quantity in flange shaft 5 is preferably four, and the macropore of counterbore is waist type
Hole, size relation are b < B < S；B is the width of kidney slot in flange shaft 5, and b is the across flats of 14 turret head of bolt, S
It is the width across corners of 14 turret head of bolt.
In this way, 14 tail portion of bolt is mounted in waist-shaped hole and can not rotate a circle.Therefore, when shaft coupling works, bolt is not
Loosening can be generated, ensure that the safe operation of work.
In the utility model compared with existing safety coupling, structure change are as follows: do not changing original motor end half a coupler
With deceleration generator terminal axle sleeve connection type and in the case where not changing shaft coupling overall length, a demountable Ministry of State Security is set
Part, the safety component are connect by fastener with motor side half a coupler 13, by bolt 14, the second guide 4, safety pin 8 and
Deceleration generator terminal axle sleeve 1 couples.In this way, when the utility model safety coupling in use, if sealing 9, bearing 10, locking
When part in the safety components such as nut 15 is damaged, it is only necessary to remove the fastening between ring gear and motor side half a coupler
Part, attachment bolt 14, the second guide 4, safety pin 8 can integrally unload safety component, the safety component renewed immediately after,
Realize online replacement.Simultaneously as motor or speed reducer need not be removed when replacement, thus do not need again accurate adjustment motor with
Speed reducer concentricity.Therefore, the safety coupling of the utility model shortens maintenance time, reduces maintenance labor intensity, improves
Labor efficiency meets the requirement of continuous-rolling work characteristics, ensure that the operating accuracy of equipment.
The safety coupling of the utility model is ingenious in design, convenient disassembly, efficiently solves existing for existing safety coupling
Inconvenient problem is replaced, effect is obvious.
Claims (7)
1. a kind of safety coupling of optimization, it includes deceleration generator terminal axle sleeve 1, motor side half a coupler 13, it is characterized in that: it is also
Including dismountable safety component, the setting of dismountable safety component deceleration generator terminal axle sleeve 1 and motor side half a coupler 13 it
Between, and be both fixedly connected.
2. safety coupling according to claim 1, it is characterized in that: dismountable safety component includes flange shaft 5, tooth set
11, bearing 10, sealing 9, ring gear 12；Flange shaft 5 is multi-diameter shaft, and enlarged diameter section abuts against the inside of deceleration generator terminal axle sleeve 1
On face, tooth set 11 is multi-diameter shaft, and enlarged diameter section abuts against on the medial surface of flange shaft 5, and reduced diameter section is covered in flange shaft 5
Outside reduced diameter section, sealing 9, bearing 10 are provided between the two radial direction, the internal tooth of ring gear 12 covers the external tooth phase of 11 small ends with tooth
Engagement, right side is connect with motor side half a coupler 13 by fastener；Flange shaft 5, deceleration generator terminal axle sleeve 1 and tooth set 11 3
It is fixedly connected between person.
3. safety coupling according to claim 2, it is characterized in that: be uniformly arranged on the enlarged diameter section of flange shaft 5 to
Few two counterbores, deceleration generator terminal axle sleeve 1 are provided with the first pin hole on position corresponding with counterbore, and the is provided in the first pin hole
One guide 6, bolt 14 are passed through from the counterbore, the first guide 6 of flange shaft 5, and are tightened by gasket 3, nut 2.
4. safety coupling according to claim 3, it is characterized in that: be uniformly arranged on the enlarged diameter section of flange shaft 5 to
Few two the second pin holes, both deceleration generator terminal axle sleeve 1 and tooth set 11 are provided with pin hole on position corresponding with the second pin hole,
Second guide 4 is arranged in the second pin hole of flange shaft 5 and the pin hole of deceleration generator terminal axle sleeve 1, and the setting of third guide 7 covers 11 in tooth
Pin hole in, safety pin 8 is passed through from third guide 7, the second guide 4, and is tightened by gasket 3, nut 2.
5. safety coupling according to claim 2, it is characterized in that: dismountable safety component further includes gland 16, pressure
Lid 16 is arranged on the right side of tooth set 11, and fixed by attachment screw 17.
6. safety coupling according to claim 2, it is characterized in that: dismountable safety component further includes locking nut
15, locking nut 15 screws in flange shaft 5, and is pressed on the right side of bearing 10 of right end.
7. safety coupling according to claim 3, it is characterized in that: the counterbore quantity in flange shaft 5 is four, counterbore it is big
Hole is waist-shaped hole, and size relation is b < B < S；B is the width of kidney slot in flange shaft 5, and b is the opposite side of 14 turret head of bolt
Width, S are the width across corners of 14 turret head of bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207527.1U CN208734755U (en) | 2018-07-28 | 2018-07-28 | A kind of safety coupling of optimization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207527.1U CN208734755U (en) | 2018-07-28 | 2018-07-28 | A kind of safety coupling of optimization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208734755U true CN208734755U (en) | 2019-04-12 |
Family
ID=66028829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207527.1U Active CN208734755U (en) | 2018-07-28 | 2018-07-28 | A kind of safety coupling of optimization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208734755U (en) |
-
2018
- 2018-07-28 CN CN201821207527.1U patent/CN208734755U/en active Active
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