CN206175578U - Gearshift of speed reducer in tension coiling machine - Google Patents
Gearshift of speed reducer in tension coiling machine Download PDFInfo
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- CN206175578U CN206175578U CN201621098817.8U CN201621098817U CN206175578U CN 206175578 U CN206175578 U CN 206175578U CN 201621098817 U CN201621098817 U CN 201621098817U CN 206175578 U CN206175578 U CN 206175578U
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- gear
- gearshift
- shift
- reel
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Abstract
The utility model discloses a gearshift of speed reducer in tension coiling machine, which comprises a frame, be provided with the fast axis and the reel that are parallel to each other in the frame, be connected with gear an and gear b on the fast axis, the fast axis passes through spline joint with gear a, be connected with the gear train of shifting on the reel, gear an and gear b mesh with the gear train of shifting respectively, gear train and internal gear meshing shift, the internal gear is connected with the rocker mechanism transmission shaft through the rocker mechanism of shifting, the rocker mechanism transmission shaft is connected with the pneumatic cylinder of shifting, the rocker mechanism transmission shaft stretches out the outer part of frame company and is connected with the locking cylinder of shifting. A gearshift of speed reducer in tension coiling machine, adopts the transmission of helical gear one -level, has reduced the structure size of speed reducer greatly, and the top gear arranges at the transmission side that the low -speed shelves are close to the reel side, gearshift compact structure, the gear shift is smooth and easy, is difficult for out of supplyly.
Description
Technical field
This utility model belongs to reductor technical field in metallurgical equipment, and in particular to reductor in a kind of pull reel
Gearshift.
Background technology
Pull reel is widely used in strip steel production and coloured band production industry.Single stand reversible cold mill complex
Coiling tension is big, and coiling speed is higher, is divided into that entrance is batched and outlet is batched, and when wherein side is batched, other side is in opening
Volume state.In the first passes, belt steel thickness is thick, and coiling tension is big, and coiling speed is low, with the increase of rolling pass,
Belt steel thickness is gradually thinning, and coiling tension is also tapered into, and coiling speed then gradually rises.In order to meet single stand reversible
Cold mill complex technological requirement, it is necessary to design a kind of hightension coiling machine, can meet the tensile requirements for batching, and can meet and batch
Rate request.In this case be accomplished by using it is a kind of can mechanical gear shift pull reel, traditional gear shifting speed reducer is more
For secondary transmission, it is larger that gearshift is arranged in physical dimension on jackshaft, arranges not very rationally, gear shift rocking bar inside reductor
Mechanism's poor rigidity is yielding, if gear shift fork mechanism rigidity is not enough, will result in center and the gear-box of two gearshift bearings
Center is not parallel, causes gearshift internal tooth casing twisted, so which is not at a fully engaged with gearshift external tooth wheel shaft.This not only affects tooth
In the wheel life-span, gearshift internal tooth casing can be also made to bear axial force, if things go on like this, vicious cycle, axial force are increasing.When its axial force
More than gearshift hydraulic cylinder active force when, may result in out of supply in production process, broken belt accident occur.
Utility model content
The purpose of this utility model is the gearshift for providing reductor in a kind of pull reel, solves existing
Problem easily out of supply when reductor is shifted gears in power coiling machine.
The technical scheme adopted by this utility model is：The gearshift of reductor in a kind of pull reel, including machine
Frame, is provided with the high speed shaft and reel being parallel to each other in frame, gear a and gear b, high speed shaft and gear are connected with high speed shaft
A is connected by keyway, and power shift gear group is connected with reel, and gear a and gear b are engaged with power shift gear group respectively, tooth of shifting gears
Wheel group is engaged with internal gear, and internal gear is connected with endplay device power transmission shaft by gear shift fork mechanism, endplay device power transmission shaft with
Gearshift hydraulic cylinder connection, the part that endplay device power transmission shaft is stretched out outside frame company is connected with shift locking cylinder.
The characteristics of this utility model, also resides in,
Power shift gear group includes top gear change gear, gear shift external gear and the low speed gear shift being connected in turn on reel
Gear, top gear change gear and low or first gear change gear are connected with reel by bearing, gear a and top gear change gear
Engagement, gear b are engaged with low or first gear change gear, are connected to gear on top gear change gear and low or first gear change gear
, respectively positioned at the both sides of gear shift external gear, gear shift external gear is engaged with internal gear for c and gear d, gear c and gear d.
Gear a, gear b, top gear change gear and low or first gear change gear are helical gear.
Gear c, gear d, gear shift external gear and internal gear are spur gear.
Spacing is provided between gear a, gear b, top gear change gear and low or first gear change gear and frame inner wall
Set.
The beneficial effects of the utility model are：The gearshift of reductor in a kind of pull reel, using helical gear one
Level transmission, substantially reduces the physical dimension of reductor, and endplay device propeller shaft length diminishes, rigidity reinforced, power shift gear group
It is rigidity reinforced on reel installed in slow-speed shaft, the axiality for being effectively guaranteed power shift gear group requires that top gear is arranged in
Transmission side, low or first gear is near reel side so that in casing, arrangement seems that more rationally gearshift compact conformation, gear shift are smooth, no
Easily out of supply, the spacer sleeve on high speed shaft seems more rationally, and it is also more reasonable that the spacer sleeve on reel is arranged.Other high speed and low speed
Two kinds of working conditions are designed with limit switch and locking device, it is ensured that the reliability of gear shift and safety.
Description of the drawings
Fig. 1 is the structural representation of the gearshift of reductor in a kind of pull reel of this utility model；
Fig. 2 is the left view of the gearshift of reductor in a kind of pull reel of this utility model；
Fig. 3 is A-A sectional views in Fig. 2.
In figure：1. high speed shaft, 2. spacer sleeve, 3. top gear change gear, 4. gear shift external gear, 5. endplay device transmission
Axle, 6. low or first gear change gear, 7. reel, 8. shift locking cylinder, 9. frame, hydraulic cylinder of 10. shifting gears, 11. gear a, 12. teeth
Wheel b, 13. gear c, 14 gear d, 15. internal gears, 16. gear shift fork mechanisms, 17. keyways.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is described in detail；
The gearshift of reductor in a kind of pull reel of the present utility model, as shown in Figure 1-Figure 3, including frame 9,
The high speed shaft 1 and reel 7 being parallel to each other is provided with frame 9, gear a11 and gear b12, high speed shaft 1 on high speed shaft 1, is connected with
Be connected by keyway 17 with gear a11, on reel 7, be connected with power shift gear group, gear a11 and gear b12 respectively with gearshift tooth
Wheel group is engaged, and power shift gear group is engaged with internal gear 15, and internal gear 15 is by gear shift fork mechanism 16 and endplay device power transmission shaft 5
Connection, endplay device power transmission shaft 5 with gearshift hydraulic cylinder 10 be connected, endplay device power transmission shaft 5 stretch out frame 9 company outside part with change
Gear locking cylinder 8 connects；
Power shift gear group includes top gear change gear 3, gear shift external gear 4 and the low or first gear being connected in turn on reel 7
Change gear 6, top gear change gear 3 and low or first gear change gear 6 are connected with reel 7 by bearing, and a11 is changed with top gear
Shelves gear 3 is engaged, and gear b12 is engaged with low or first gear change gear 6, is divided on top gear change gear 3 and low or first gear change gear 6
Gear c13 and gear d14 is not connected with, gear c13 and gear d14 is respectively positioned at the both sides of gear shift external gear 4, gear shift external gear
4 are engaged with internal gear 15；
Gear a11, gear b12, top gear change gear 3 and low or first gear change gear 6 are helical gear；
Gear c13, gear d14, gear shift external gear 4 and internal gear 15 are spur gear；
It is respectively provided between gear a11, gear b12, top gear change gear 3 and low or first gear change gear 6 and 9 inwall of frame
There is spacer sleeve 2.
In a kind of pull reel of the present utility model, the operation principle of the gearshift of reductor is：Using one-level helical teeth
Wheel transmission, power shift gear group is that, on reel 7, gear shift endplay device 16 is being changed by endplay device power transmission shaft 5 installed in slow-speed shaft
The lower control gear of the gear effect of hydraulic cylinder 10, during neutral, internal gear 15 is engaged with gear shift external gear 4, top gear change gear 3 and low
Fast gear shift gear 6 dallies, and high speed shaft 1 is rotated, and whether reel 7 is static rotates unrelated with high speed shaft 1, during top gear, liquid of shifting gears
Cylinder pressure 10 passes through gear shift fork mechanism 16 and mechanism driving axle 5 is stirred internal gear 15 and slides to top gear change gear 3, now shifts gears
High gear is locked in 8 action of locking cylinder, and the gear c13 being connected with top gear change gear 3 is engaged with gear shift external gear 4, from
And drive reel 7 that there is high torque, in the same manner, during low or first gear, gearshift hydraulic cylinder 10 passes through gear shift fork mechanism 16 and mechanism passes
Moving axis 5 is stirred internal gear 15 and slides to low or first gear change gear 6, now 8 action of shift locking cylinder locking high gear, with low speed
The gear d14 of the connection of gear shift gear 6 is engaged with gear shift external gear 4, drives reel 7 to have low speed torque.
The gearshift of reductor in a kind of pull reel of the present utility model, using helical gear primary transmission, significantly
The physical dimension of reductor is reduced, 5 length of endplay device power transmission shaft diminishes, rigidity reinforced, power shift gear group is arranged on low speed
Axle is rigidity reinforced on reel 7, and the axiality for being effectively guaranteed power shift gear group requires that top gear is arranged in transmission side, low
Fast shelves are near 7 side of reel so that arrangement seems that more rationally gearshift compact conformation, gear shift are smooth in casing, be difficult it is out of supply,
Spacer sleeve 2 on high speed shaft 1 seems that more rationally it is also more reasonable that the spacer sleeve 2 on reel 7 is arranged.Other high speed and low speed two
Plant working condition and be designed with limit switch and locking device, it is ensured that the reliability of gear shift and safety.
Claims (5)
1. in a kind of pull reel reductor gearshift, it is characterised in that including frame (9), is provided with frame (9)
The high speed shaft (1) being parallel to each other and reel (7), are connected with gear a (11) and gear b (12), high speed shaft (1) on high speed shaft (1)
It is connected by keyway (17) with gear a (11), on reel (7), is connected with power shift gear group, gear a (11) and gear b (12) divides
Do not engage with power shift gear group, power shift gear group is engaged with internal gear (15), internal gear (15) is by gear shift fork mechanism (16)
It is connected with endplay device power transmission shaft (5), endplay device power transmission shaft (5) is connected with gearshift hydraulic cylinder (10), endplay device power transmission shaft
(5) part stretched out outside frame (9) company is connected with shift locking cylinder (8).
2. in a kind of pull reel as claimed in claim 1 reductor gearshift, it is characterised in that the gearshift tooth
Wheel group includes top gear change gear (3), gear shift external gear (4) and the low or first gear change gear being connected in turn on reel (7)
(6), top gear change gear (3) and low or first gear change gear (6) are connected with reel (7) by bearing, gear a (11) with it is high
The engagement of fast gear shift gear (3), gear b (12) are engaged with low or first gear change gear (6), top gear change gear (3) and low speed
Gear c (13) and gear d (14) is connected on gear shift gear (6), gear c (13) and gear d (14) is located at respectively and changes
The both sides of shelves external gear (4), gear shift external gear (4) are engaged with internal gear (15).
3. in a kind of pull reel as claimed in claim 2 reductor gearshift, it is characterised in that the gear a
(11), gear b (12), top gear change gear (3) and low or first gear change gear (6) are helical gear.
4. in a kind of pull reel as claimed in claim 2 reductor gearshift, it is characterised in that the gear c
(13), gear d (14), gear shift external gear (4) and internal gear (15) are spur gear.
5. in a kind of pull reel as described in any one of claim 2-4 reductor gearshift, it is characterised in that institute
State between gear a (11), gear b (12), top gear change gear (3) and low or first gear change gear (6) and frame (9) inwall
It is provided with spacer sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098817.8U CN206175578U (en) | 2016-09-30 | 2016-09-30 | Gearshift of speed reducer in tension coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098817.8U CN206175578U (en) | 2016-09-30 | 2016-09-30 | Gearshift of speed reducer in tension coiling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206175578U true CN206175578U (en) | 2017-05-17 |
Family
ID=58677444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621098817.8U Active CN206175578U (en) | 2016-09-30 | 2016-09-30 | Gearshift of speed reducer in tension coiling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206175578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906197A (en) * | 2018-01-04 | 2018-04-13 | 杨仲磊 | It is a kind of that there are two speed than the gear-box of three gears |
-
2016
- 2016-09-30 CN CN201621098817.8U patent/CN206175578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906197A (en) * | 2018-01-04 | 2018-04-13 | 杨仲磊 | It is a kind of that there are two speed than the gear-box of three gears |
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