CN208991464U - A kind of multiple gear ratios separate transmission milling train - Google Patents
A kind of multiple gear ratios separate transmission milling train Download PDFInfo
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- CN208991464U CN208991464U CN201821718892.9U CN201821718892U CN208991464U CN 208991464 U CN208991464 U CN 208991464U CN 201821718892 U CN201821718892 U CN 201821718892U CN 208991464 U CN208991464 U CN 208991464U
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- milling train
- separate transmission
- gearbox
- output shaft
- gear
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Abstract
The utility model discloses a kind of multiple gear ratios separate transmission milling trains, belong to metallurgical equipment field, including milling train, gearbox and motor, the gearbox has at least two speed ratios, interior to be equipped with the input shaft being connected to motor, the output shaft connecting with milling train and the clutch for realizing the switching of gearbox difference speed ratio.The utility model multiple gear ratios separate transmission milling train optimizes device structure while meeting wire rod high-speed rolling requirement, improves production chains, and be advantageously implemented the high speed temperature-controlled rolling of wire rod.
Description
Technical field
The utility model belongs to metallurgy rolling equipment technology field, and in particular to a kind of multiple gear ratios separate transmission milling train.
Background technique
In the wire production of modernization, the mode for improving wire rod finish to gauge speed is generallyd use, to obtain higher yield.It passes
The high-speed rod-rolling mill of system passes through one big motor, 8 to 10 framves of driving simultaneously for many years always by the way of central driving
Wire finishing mill is realized and is crossed 45 ° of no twist rollings, in mechanical structure driven respectively by a gear differential box and two root long axis
Dynamic multiple groups milling train gear set solves the problems, such as milling train dynamic velocity drop by way of mechanical chain, realizes steady production.Though
Mechanical chain so may be implemented using central driving, but there is complicated device structure, vibration and noise control difficulty, pass always
Design the problems such as not flexible and unloaded power consumption height.With advances in technology, Electrical Control Technology of today can satisfy
During wire rod high-speed rolling the problem of dynamic velocity drop, thus the wire rod fast mill of separate transmission in control technology completely
Has feasibility.And existing separate transmission high-speed rod-rolling mill is single speed than design, matches difference by motor speed
The rolling mill practice requirement of specification product generallys use the empty mode for crossing rack, is met greatly with reaching for part larger product
The requirement of torque is rolled when dimension wire produces.However, for high-speed rod, typical products diameter range be Φ 5.0mm~
Φ 25.0mm, speed of production range are Φ 8.0m/s~115m/s, and roll-force, when using single speed than rolling, by roll torque
It influences, technique adjustment can only be rolled in particular chassis, and adjustment is difficult, and is influenced by technology arrangement, cannot flexibly be controlled and be rolled
Part temperature is unfavorable for the control of wire rod rolling temperature.
Utility model content
The technical problem to be solved by the utility model is in view of the above shortcomings of the prior art, provide a kind of multiple gear ratios
Separate transmission milling train optimizes device structure while meeting wire rod high-speed rolling requirement, improves production chains, and advantageous
In the high speed temperature-controlled rolling for realizing wire rod.
The utility model is achieved through the following technical solutions:
A kind of multiple gear ratios separate transmission milling train provided by the utility model, including milling train, gearbox and motor, the speed change
Case has at least two speed ratios, in be equipped with the input shaft being connected to motor, the output shaft that is connect with milling train and for realizing
The clutch of gearbox difference speed ratio switching.
Further, the input shaft is sequentially connected by shaft coupling I and motor output end；The output shaft passes through shaft coupling
II is sequentially connected with milling train input terminal.
Further, the input shaft and output shaft are arranged in vertical direction in upper and lower.
Further, the clutch is arranged on input shaft, and the empty set with Clutch Coupling is additionally provided on the input shaft
Gear, the output shaft are equipped with the fixation gear engaged with the free gear.
Further, the clutch is arranged on output shaft, and the empty set with Clutch Coupling is additionally provided on the output shaft
Gear, the input shaft are equipped with the fixation gear engaged with the free gear.
Further, increase the quantity of clutch, free gear and fixed gear in the gearbox to realize gearbox
The multistage speed ratio of output shaft exports.
Further, jackshaft is added between the input shaft in the gearbox and output shaft transmission.
Utility model has the advantages that the multiple gear ratios separate transmission milling train of the utility model, passes through the flat of mill train
Row interlaced arrangement forms the space structure of 45 ° of top cross, to realize the no twist rolling of wire rod.Can bring it is many utility model has the advantages that
1) every rolling mill machine column all have 2 or multiple speed ratios, under conditions of same motor parameter, every rolling mill machine
The rolling power with wider range is arranged, the mill speed and torque request that can meet different size can for larger product
In such a way that sky crosses entrance mill train, increase the temperature control distance of supplied materials, and promote the mill speed of outlet；
2) between rolling pass other than motor speed is adjusted, it can also be switched by speed ratio and realize mill speed and torque
Matching, and further increase the flexibility of hole type design；
3) device structure is greatly simplified relative to central driving, simple and compact for structure, is conducive to improve mill train high speed
The stability of operation；
4) dead halt may be implemented in empty milling train of crossing, and no unloaded power consumption generates, to save production cost.
Other advantages, target and feature of the utility model will be explained in the following description to a certain extent
It states, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or
Person can be instructed from the practice of the utility model.The target of the utility model and other advantages can be said by following
Bright book is achieved and obtained.
Detailed description of the invention
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail, in which:
Fig. 1 is the mill train process layout that multiple gear ratios separate transmission milling train is constituted；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1；
Fig. 4 is the drive mechanism figure of gearbox Dual-speed-ratio embodiment one；
Fig. 5 is the drive mechanism figure of gearbox Dual-speed-ratio embodiment two；
Fig. 6 is the drive mechanism figure of gearbox multiple gear ratios embodiment；
Fig. 7 is the mill train 6+4 process layout that multiple gear ratios separate transmission milling train is constituted；
Appended drawing reference in figure: milling train 1, roll 2, shaft coupling II 3, gearbox 4, shaft coupling I 5, motor 6；Wherein: milling train machine
Arrange 1#, mill train 2#；Input shaft 4-1, output shaft 4-2, clutch 4-3, jackshaft 4-4, free gear 4a, fixed gear
4b。
Specific embodiment
Illustrate the embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific embodiments are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.It should be noted that institute in following embodiment
The diagram of offer only illustrates the basic conception of the utility model in a schematic way, in the absence of conflict, following embodiment and
Feature in embodiment can be combined with each other.
Multiple gear ratios separate transmission milling train provided by the utility model, including milling train 1, gearbox 4 and motor 6, the speed change
Case 4 has at least two speed ratios, in be equipped with the input shaft 4-1 connecting with 6 output end of motor, connect with 1 input terminal of milling train
The output shaft 4-2 and clutch 4-3 switched for realizing the different speed ratios of gearbox 4.Using the above scheme, the multiple gear ratios is independent
It is driven the switching that milling train realizes the different speed ratios of gearbox 4 by clutch 4-3 and changes output under 6 input condition of same motor
The revolving speed of axis 4-2 and torque, to meet the speed ratio requirement of different rolling mill practices.
Embodiment 1:
As shown in Figs 1-4, a kind of separate transmission milling train with double gear ratio provided in this embodiment, including there are two tools
Gearbox 4, milling train 1 and the motor 6 of speed ratio.It is provided with free gear 4a on the input shaft 4-1 of gearbox 4, and passes through clutch
4-3 realizes the synchronous rotation with input shaft 4-1 or is freely rotated.Consolidating of being fixedly connected with output shaft is provided on output shaft 4-2
Fixed gear 4b is intermeshed with the free gear 4a on input shaft 4-1 respectively, realizes cutting for different speed ratios by clutch 4-3
It changes, under same motor input condition, changes revolving speed and the torque of output shaft 4-2, to meet the speed ratio of different rolling mill practices
It is required that.
The input shaft 4-1 and output shaft 4-2 of gearbox 4 in the present embodiment are arranged vertically, to reduce the width of gearbox,
To realize that close-coupled is arranged.
4 output shaft 4-2 of gearbox in the present embodiment is connect with milling train 1 using shaft coupling II 3, input shaft 4-1 and motor 6
It is attached using shaft coupling I 5, forms mill train 1#, as shown in Figure 2.4 output shaft 4-2 of gearbox and milling train 1 use shaft coupling
Device II 3 connects, and input shaft 4-1 is attached with motor 6 using shaft coupling I 5, forms mill train 2#, as shown in Figure 3.Milling train
The roll 2 of the milling train of the milling train and machine column 2# of machine column 1# is horizontal by 45 ° of orientation, and the two roll 2 is mutually perpendicular to and is in
The dimensional orientation of 45 ° of top cross.The speed ratio of mill train 1# and mill train 2# based on gearbox 4 is adjustable, in actual production may be used
It selects different speed ratios to export according to different rolling requirements, different speed ratio combinations can be formed between mill train, into
And increase the flexibility of production.Mill train 1# is parallel with mill train 2# to be alternately arranged, to realize that the independent of milling train passes
No twist rolling that is dynamic and being crossed 45 °, and can need to select mill train quantity according to rolling mill practice, such as 2 framves, 3 framves, 4 framves
Deng, flexible arrangement, such as+2 frame of+4 frame of 8 frame ,+4 frame of 6 frame (as shown in Figure 7) or 10 frame can also be carried out according to the technological requirements, with
Meet different production technology needs.
Embodiment 2:
As shown in figure 5, the present embodiment is the separate transmission milling train with double gear ratio in the same manner as in Example 1, but difference
Be in: the clutch 4-3 of gearbox 4 also may be provided on output shaft 4-2, i.e. the fixation gear 4b being arranged on input shaft 4-1
It is fixedly connected with input shaft, the free gear 4a being arranged on output shaft 4-2 is connect with output shaft empty set, is also able to achieve different speed ratios
Switching.
Embodiment 3:
It is as shown in fig. 6, the present embodiment is unlike the embodiments above: its separate transmission milling train with multiple gear ratios,
I.e. gearbox 4 can realize the output of more multiple gear ratios, thus shape by way of increasing the quantity of jackshaft 4-4 and clutch 4-3
At independent mill train 1# and mill train 2# with more multiple gear ratios, increase the output of speed ratio and the combination of speed ratio,
Further increase the flexibility of production.
The preferred embodiment of upper described only the utility model, is not intended to limit the utility model, it is clear that this field
Technical staff can carry out various modification and variations without departing from the spirit and scope of the utility model to the utility model.This
Sample, if these modifications and variations of the present invention belong to the claims of the present invention and its equivalent technology range it
Interior, then the utility model is also intended to include these modifications and variations.
Claims (7)
1. a kind of multiple gear ratios separate transmission milling train, including milling train (1), gearbox (4) and motor (6), which is characterized in that the change
Fast case has at least two speed ratios, interior to be equipped with the input shaft (4-1) being connected to motor, the output shaft (4-2) connecting with milling train
And the clutch (4-3) for realizing the switching of gearbox difference speed ratio.
2. multiple gear ratios separate transmission milling train according to claim 1, which is characterized in that the input shaft passes through shaft coupling I
(5) it is sequentially connected with motor output end；The output shaft is sequentially connected by shaft coupling II (3) and milling train input terminal.
3. multiple gear ratios separate transmission milling train according to claim 2, which is characterized in that the input shaft and output shaft are hanging down
Histogram is in arrangement up and down.
4. multiple gear ratios separate transmission milling train according to claim 3, which is characterized in that the clutch is arranged in input shaft
On, it is additionally provided on the input shaft and is equipped with and the free gear with the free gear of Clutch Coupling (4a), the output shaft
The fixation gear (4b) of engagement.
5. multiple gear ratios separate transmission milling train according to claim 3, which is characterized in that the clutch is arranged in output shaft
On, it is additionally provided on the output shaft and is equipped with and the free gear with the free gear of Clutch Coupling (4a), the input shaft
The fixation gear (4b) of engagement.
6. multiple gear ratios separate transmission milling train according to claim 4 or 5, which is characterized in that increase in the gearbox
The quantity of clutch, free gear and fixed gear realizes the multistage speed ratio output of output shaft of gear-box.
7. multiple gear ratios separate transmission milling train according to claim 6, which is characterized in that the input shaft in the gearbox
Jackshaft (4-4) is added between output shaft transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718892.9U CN208991464U (en) | 2018-10-23 | 2018-10-23 | A kind of multiple gear ratios separate transmission milling train |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821718892.9U CN208991464U (en) | 2018-10-23 | 2018-10-23 | A kind of multiple gear ratios separate transmission milling train |
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| Publication Number | Publication Date |
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| CN208991464U true CN208991464U (en) | 2019-06-18 |
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| CN201821718892.9U Active CN208991464U (en) | 2018-10-23 | 2018-10-23 | A kind of multiple gear ratios separate transmission milling train |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226273A (en) * | 2018-10-23 | 2019-01-18 | 中冶赛迪技术研究中心有限公司 | A kind of multiple gear ratios separate transmission milling train and milling method |
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2018
- 2018-10-23 CN CN201821718892.9U patent/CN208991464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226273A (en) * | 2018-10-23 | 2019-01-18 | 中冶赛迪技术研究中心有限公司 | A kind of multiple gear ratios separate transmission milling train and milling method |
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