CN209631811U - Sizing mill and its host base device - Google Patents
Sizing mill and its host base device Download PDFInfo
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- CN209631811U CN209631811U CN201822165799.6U CN201822165799U CN209631811U CN 209631811 U CN209631811 U CN 209631811U CN 201822165799 U CN201822165799 U CN 201822165799U CN 209631811 U CN209631811 U CN 209631811U
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- transmission shaft
- flexible spindle
- sizing
- base device
- sizing mill
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Abstract
The utility model discloses a kind of sizing mill and its host base device, the host base device of the sizing mill includes: motor, retarder, the first transmission shaft, second driving shaft, third transmission shaft, the first flexible spindle and the second flexible spindle.Motor passes through retarder and the first transmission axis connection, the first roll connection of the first transmission shaft and reducing mill stand.The second roll of one end of second driving shaft and the first transmission axis connection, the other end and the first telescoping connection axis connection, the first flexible spindle and reducing mill stand connects.The 3rd roll of one end of third transmission shaft and the first transmission axis connection, the other end and the second telescoping connection axis connection, the second flexible spindle and reducing mill stand connects.The sizing mill and its host base device of the utility model, the first transmission shaft of synchronous drive, the first flexible spindle and the second flexible spindle rotation when motor rotates, the structure of electric-control system is simple, and occupied space is smaller, and the movement of three rolls can be made relatively synchronous, improve fixed diameter rolling effect.
Description
Technical field
The utility model relates to steel pipe rolling technical field more particularly to a kind of sizing mills and its host base device.
Background technique
During steel pipe rolling, Pilger pipe mill is rolled out to the steel pipe come, through fixed diameter rolling after being reheated by stepping furnace,
Obtain the outer dimension of degree of precision.Above-mentioned fixed diameter rolling process is carried out by sizing mill.Sizing mill includes main engine bed and sizing
Rack, main engine bed include three flexible spindles in 120 degree of angles, which connect with reducing mill stand, and it is fixed to drive
Roll in diameter rack completes rolling.
In the prior art, three flexible spindles are driven by following manner: each flexible spindle and a motor and
One retarder is corresponding, and motor drives corresponding flexible spindle to act by retarder, completes fixed diameter rolling.
The existing technology has at least the following problems for designer's discovery: the flexible spindle on three directions is equipped with motor and subtracts
Fast device leads to electric-control system, and structure is complicated, and occupied space is larger.And the movement of three flexible spindles is difficult to synchronize independently of each other.
Utility model content
To solve above-mentioned the technical problems existing in the prior art, the utility model provides a kind of sizing mill and its host
Base device.Specific technical solution is as follows:
In a first aspect, providing a kind of host base device of sizing mill, described device includes: motor, retarder, the first biography
Moving axis, second driving shaft, third transmission shaft, the first flexible spindle and the second flexible spindle；The motor passes through the retarder
With the first transmission axis connection, first transmission shaft rotation is driven, the first of first transmission shaft and reducing mill stand is rolled
Roller connection；One end of the second driving shaft passes through the by the first reversing mechanism and the first transmission axis connection, the other end
The second roll of two reversing mechanisms and the first telescoping connection axis connection, the first flexible spindle and the reducing mill stand connects
It connects；One end of the third transmission shaft is changed by third reversing mechanism and the first transmission axis connection, the other end by the 4th
To mechanism and the second telescoping connection axis connection, the second flexible spindle is connect with the 3rd roll of the reducing mill stand；Institute
The first transmission shaft, the first flexible spindle and the second flexible spindle is stated to connect from three directions and the reducing mill stand respectively
It connects.
Further, adjacent in first transmission shaft, the first flexible spindle and the second flexible spindle three
The angle of the two is 120 degree.
Further, first reversing mechanism, second reversing mechanism, the third reversing mechanism and the described 4th
Reversing mechanism is respectively 30 degree of bevel gears.
Second aspect, provides a kind of sizing mill, and the sizing mill includes the host of sizing mill described in any of the above embodiments
Base device.
Further, the sizing mill further include: pedestal, reducing mill stand and locking member；The main engine bed of the sizing mill fills
It installs on the pedestal, the reducing mill stand is located at first transmission shaft, the first flexible spindle and described second
Between flexible spindle, and it is fixed on the pedestal by the locking member.
Further, the locking member is locking cylinder.
The major advantage of technical solutions of the utility model is as follows:
The sizing mill and its host base device of the utility model, the first transmission shaft of synchronous drive, first stretch when motor rotates
Reducer coupling axis and the second flexible spindle rotation, and then three rolls of reducing mill stand is driven to carry out fixed diameter rolling.Whole device only needs
One motor is driven, and the structure of electric-control system is simple, and occupied space is smaller, and the movement of three rolls can be made relatively synchronous,
Improve fixed diameter rolling effect.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the utility model
A part, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to this is practical
Novel improper restriction.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of sizing mill and its host base device that the utility model one embodiment provides.
Description of symbols:
1- motor, 2- retarder, the first transmission shaft of 3-, 4- second driving shaft, 5- third transmission shaft, the first telescoping connection of 6-
Axis, 7- second stretch spindle, 8- reducing mill stand, the first reversing mechanism of 9-, the second reversing mechanism of 10-, 11- third reversing mechanism,
The 4th reversing mechanism of 12-, 13- pedestal, 14- locking member.
Specific embodiment
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
It is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Below in conjunction with attached drawing, technical solution provided by the embodiment of the utility model is described in detail.
In a first aspect, the utility model embodiment provides a kind of host base device of sizing mill, it as shown in Fig. 1, should
Device includes: motor 1, retarder 2, the first transmission shaft 3, second driving shaft 4, third transmission shaft 5, the first flexible spindle 6 and
Two flexible spindles 7.Motor 1 is connect by retarder 2 with the first transmission shaft 3, and the rotation of the first transmission shaft 3, the first transmission shaft 3 are driven
It is connect with the first roll of reducing mill stand 8.One end of second driving shaft 4 is connected by the first reversing mechanism 9 and the first transmission shaft 3
It connects, the other end is connect by the second reversing mechanism 10 with the first flexible spindle 6, the first flexible spindle 6 and the second of reducing mill stand 8
Roll connection.One end of third transmission shaft 5 is connect by third reversing mechanism 11 with the first transmission shaft 3, and the other end passes through the 4th
Reversing mechanism 12 is connect with the second flexible spindle 7, and the second flexible spindle 7 is connect with the 3rd roll of reducing mill stand 8.First transmission
Axis 3, the first flexible spindle 6 and the second flexible spindle 7 are connect from three directions with reducing mill stand 8 respectively.
The working principle of the host base device of sizing mill provided by the embodiment of the utility model is illustrated below:
Motor 1 drives the rotation of the first transmission shaft 3, the first roll of the first transmission shaft 3 and reducing mill stand 8 by retarder 2
Connection, acts first roll under the driving of motor 1.Second driving shaft 4 respectively with the first transmission shaft 3 and the first flexible spindle
6 are connected by reversing mechanism, so that the first transmission shaft 3 is able to drive the first flexible spindle 6 and are rotated, and then make the of reducing mill stand 8
Two rolls act under the driving of motor 1.Third transmission shaft 5 passes through commutation with the first transmission shaft 3 and the second flexible spindle 7 respectively
Mechanism connection makes the first transmission shaft 3 be able to drive the second flexible spindle 7 and rotates, and then makes the 3rd roll of reducing mill stand 8 in electricity
It is acted under the driving of machine 1.
As it can be seen that the host base device of sizing mill provided by the embodiment of the utility model, synchronous drive first when motor 1 rotates
Transmission shaft 3, the first flexible spindle 6 and the second flexible spindle 7 rotate, and then three rolls of reducing mill stand 8 is driven to carry out sizing
Rolling.Whole device only needs a motor 1 to be driven, and the structure of electric-control system is simple, and occupied space is smaller, and makes three to roll
The movement of roller is relatively synchronous, improves fixed diameter rolling effect.
Wherein, angle both adjacent in the first transmission shaft 3, the first flexible spindle 6 and the second flexible 7 three of spindle is
120 degree, corresponding, both adjacent angle is among the first roll of reducing mill stand 8, second roll and 3rd roll three
120 degree.So set, torque is uniformly distributed in three directions, and stress is more uniform when carrying out fixed diameter rolling.
Further, the first reversing mechanism 9, the second reversing mechanism 10, third reversing mechanism 11 and the 4th reversing mechanism 12
Respectively 30 degree of bevel gears.So set, the angle of second driving shaft 4 and the first transmission shaft 3 is 30 degree, second driving shaft 4 with
The angle of first flexible spindle 6 is 30 degree, and then makes 120 degree of angle of the first flexible spindle 6 and the first transmission shaft 3.Third
The angle of transmission shaft 5 and the first transmission shaft 3 is 30 degree, the angle of third transmission shaft 5 and the second flexible spindle 7 is 30 degree, in turn
Make 120 degree of angle of the second flexible spindle 7 and the first transmission shaft 3.
Second aspect, the utility model embodiment provide a kind of sizing mill, which includes determining for any of the above-described
The host base device of diameter machine.As shown in Fig. 1, sizing mill further include: pedestal 13, reducing mill stand 8 and locking member 14.Sizing mill
Host base device be arranged on pedestal 13, reducing mill stand 8 is located at the first transmission shaft 3, the first flexible spindle 6 and the second telescoping connection
Between axis 7, and it is fixed on pedestal 13 by locking member 14.
In use, reducing mill stand 8 is placed in the main engine bed of sizing mill, and first roll is connect with the first transmission shaft 3, the
Two rolls are connect with the first flexible spindle 6, and 3rd roll is connect with the second flexible spindle 7.And pass through locking member 14 for sizing mill
Frame 8 is fixed on pedestal 13, keeps reducing mill stand 8 and the position of the host base device of sizing mill relatively fixed.Carry out fixed diameter rolling
When, motor 1 drives the rotation of the first transmission shaft 3 by retarder 2, and the first transmission shaft 3 is connect with the first roll of reducing mill stand 8,
Act first roll under the driving of motor 1.Second driving shaft 4 passes through with the first transmission shaft 3 and the first flexible spindle 6 respectively
Reversing mechanism connection makes the first transmission shaft 3 be able to drive the first flexible spindle 6 and rotates, and then makes the second roll of reducing mill stand 8
It is acted under the driving of motor 1.Third transmission shaft 5 is connected with the first transmission shaft 3 and the second flexible spindle 7 by reversing mechanism respectively
It connects, so that the first transmission shaft 3 is able to drive the second flexible spindle 7 and rotate, and then make the 3rd roll of reducing mill stand 8 in motor 1
The lower movement of driving.
Sizing mill provided by the embodiment of the utility model, the first transmission shaft of synchronous drive 3, first is flexible when motor 1 rotates
Spindle 6 and the second flexible spindle 7 rotate, and then three rolls of reducing mill stand 8 is driven to carry out fixed diameter rolling.The host of sizing mill
Base device only needs a motor 1 to be driven, and the structure of electric-control system is simple, and occupied space is smaller, and makes the fortune of three rolls
It is dynamic relatively synchronous, improve fixed diameter rolling effect.
Optionally, locking member 14 is locking cylinder.The fixed effect of locking cylinder is preferable, and convenient for using end rear-guard
Dynamic locking cylinder releases the locking to reducing mill stand 8.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In addition, placement shape of "front", "rear", "left", "right", "upper", the "lower" herein to be indicated in attached drawing
State is reference.
Finally, it should be noted that above embodiments are merely to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. a kind of host base device of sizing mill, which is characterized in that described device include: motor, retarder, the first transmission shaft,
Second driving shaft, third transmission shaft, the first flexible spindle and the second flexible spindle；
The motor drives first transmission shaft rotation by the retarder and the first transmission axis connection, and described the
The connection of the first roll of one transmission shaft and reducing mill stand；
One end of the second driving shaft is changed by the first reversing mechanism and the first transmission axis connection, the other end by second
To mechanism and the first telescoping connection axis connection, the first flexible spindle is connect with the second roll of the reducing mill stand；
One end of the third transmission shaft is changed by third reversing mechanism and the first transmission axis connection, the other end by the 4th
To mechanism and the second telescoping connection axis connection, the second flexible spindle is connect with the 3rd roll of the reducing mill stand；
First transmission shaft, the first flexible spindle and the second flexible spindle are respectively from three directions and the sizing
Rack connection.
2. the host base device of sizing mill according to claim 1, which is characterized in that first transmission shaft, described
Both adjacent angle is 120 degree in one flexible spindle and the second flexible spindle three.
3. the host base device of sizing mill according to claim 2, which is characterized in that first reversing mechanism, described
Second reversing mechanism, the third reversing mechanism and the 4th reversing mechanism are respectively 30 degree of bevel gears.
4. a kind of sizing mill, which is characterized in that the sizing mill includes the host of the described in any item sizing mills of claim 1-3
Base device.
5. sizing mill according to claim 4, which is characterized in that the sizing mill further include: pedestal, reducing mill stand and lock
Tight part；
The host base device of the sizing mill is arranged on the pedestal, and the reducing mill stand is located at first transmission shaft, institute
It states between the first flexible spindle and the second flexible spindle, and is fixed on the pedestal by the locking member.
6. sizing mill according to claim 5, which is characterized in that the locking member is locking cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165799.6U CN209631811U (en) | 2018-12-21 | 2018-12-21 | Sizing mill and its host base device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165799.6U CN209631811U (en) | 2018-12-21 | 2018-12-21 | Sizing mill and its host base device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209631811U true CN209631811U (en) | 2019-11-15 |
Family
ID=68475187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822165799.6U Active CN209631811U (en) | 2018-12-21 | 2018-12-21 | Sizing mill and its host base device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209631811U (en) |
-
2018
- 2018-12-21 CN CN201822165799.6U patent/CN209631811U/en active Active
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