CN212370827U

CN212370827U - Main transmission system of rolling mill

Info

Publication number: CN212370827U
Application number: CN202020742473.XU
Authority: CN
Inventors: 何红星
Original assignee: Wuxi Yihong Technology Co ltd
Current assignee: Wuxi Yihong Technology Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-01-19
Anticipated expiration: 2030-05-08

Abstract

The utility model belongs to the technical field of metallurgical rolling equipment, especially, be a rolling mill main drive system, including first case, second case and third case, welded fastening has the motor on the bottom inner wall of first case, first rotation hole and second rotation hole have been seted up respectively on the one side inner wall that first case and second case are close to each other, first rotation hole and second rotate the downthehole rotation and install same first shaft coupling, first shaft coupling is close to the one end of keeping away from the second case and extends to first incasement and together with the output shaft welded fastening of motor, third rotation hole and fourth rotation hole have been seted up respectively on the one side inner wall that second case and third case are close to each other, the third rotates the downthehole rotation and installs same second shaft coupling with the fourth, the fifth rotation hole has all been seted up on the both sides inner wall of second case. The utility model is simple in operation, transmission efficiency is good to the noise is little, the vibration is little.

Description

Main transmission system of rolling mill

Technical Field

The utility model relates to a metallurgical rolling equipment technical field especially relates to a rolling mill main drive system.

Background

In modern wire rod production, a mode of increasing the finishing rolling speed of the wire rod is generally adopted to obtain higher yield. The traditional high-speed wire rod rolling mill adopts a centralized transmission mode for many years, namely a large motor is used for simultaneously driving 8 to 10 wire rod finishing mills to realize top-crossing 45-degree torsion-free rolling, a gear speed division box and two long shafts are used for respectively driving a plurality of groups of rolling mill gear sets in a mechanical structure, and the problem of dynamic speed reduction of the rolling mill is solved in a mechanical linkage mode to realize stable production.

However, although the mechanical interlocking can be realized by adopting the concentrated transmission, the problems of complex equipment structure, difficult vibration and noise control, inflexible hole pattern design, high no-load power consumption and the like always exist, and therefore, a main transmission system of the rolling mill is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a main transmission system of a rolling mill.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a rolling mill main transmission system comprises a first box, a second box and a third box, wherein a motor is fixedly welded on the inner wall of the bottom of the first box, a first rotating hole and a second rotating hole are respectively formed in the inner wall of one side, close to each other, of the first box and the second box, the same first coupler is rotatably installed in the first rotating hole and the second rotating hole, one end, close to the second box, of the first coupler extends into the first box and is fixedly welded with an output shaft of the motor, a third rotating hole and a fourth rotating hole are respectively formed in the inner wall of one side, close to each other, of the second box and the third box, the same second coupler is rotatably installed in the third rotating hole and the fourth rotating hole, fifth rotating holes are respectively formed in the inner walls of the two sides of the second box, a first rotating shaft is rotatably installed in the two fifth rotating holes, one end, close to each other, of the first coupler and the second coupler extends into the second box, the one end that keeps away from each other of two first pivots respectively with first shaft coupling and the one end welded fastening that the second coupling is close to each other together, welded fastening has first gear and second gear respectively in two first pivots, and first gear and second gear mesh mutually, the one end that the second case was kept away from to the second coupling extends to the third incasement and welded fastening has first conical gear, two sixth rotation holes have been seted up on the top inner wall of third case, all rotate in two sixth rotation holes and install the second pivot, and corresponding sixth rotation hole is run through respectively in two second pivots, and all welded fastening has the third gear in two second pivots, and two third gears mesh mutually, and the bottom welded fastening of one of them second pivot has second conical gear, second conical gear and first conical gear mesh mutually.

Preferably, the bottom of the first box is fixedly welded with a base, and the bottoms of the second box and the third box are fixedly welded with the top of the base.

Preferably, the first gear and the second gear have a gear ratio of 1: 3.

Preferably, oil filling holes are formed in the inner walls of the tops of the second box and the third box, and oil discharging holes are formed in the inner wall of one side, away from each other, of the second box and the third box.

Preferably, the top of the first box is provided with a plurality of heat dissipation holes which are arranged in a rectangular shape.

Preferably, one side of the first box is connected with an external power supply and a switch, wherein the motor, the external power supply and the switch are sequentially connected through a lead and form a loop.

Compared with the prior art, the beneficial effects of the utility model are that: when the transmission system is started, the motor is started firstly, the motor rotates and drives the first coupler to rotate, the first coupler drives the corresponding first rotating shafts to rotate, under the action of the first gear and the second gear, the two first rotating shafts rotate simultaneously, the second coupler also rotates along with the corresponding first rotating shafts simultaneously, the second coupler rotates and drives the first bevel gears to rotate, the first bevel gears drive the meshed second bevel gears to rotate, the second bevel gears drive the corresponding second rotating shafts to rotate, under the action of the two third gears, the two second rotating shafts rotate simultaneously, and the two second rotating shafts drive components on the rolling mill to rotate.

The utility model is simple in operation, transmission efficiency is good to the noise is little, the vibration is little.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

in the figure: 1. a first tank; 2. a second tank; 3. a third tank; 4. a motor; 5. a first rotation hole; 6. a second rotation hole; 7. a first coupling; 8. a third rotation hole; 9. a fourth rotation hole; 10. a second coupling; 11. a fifth rotation hole; 12. a first rotating shaft; 13. a first gear; 14. a second gear; 15. a first bevel gear; 16. a sixth rotation hole; 17. a second rotating shaft; 18. a third gear; 19. a second bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a main transmission system of a rolling mill comprises a first box 1, a second box 2 and a third box 3, wherein a motor 4 is fixedly welded on the inner wall of the bottom of the first box 1, a first rotating hole 5 and a second rotating hole 6 are respectively formed in the inner wall of one side, close to each other, of the first box 1 and the second box 2, the first rotating hole 5 and the second rotating hole 6 are rotatably provided with a same first coupler 7, one end, close to the second box 2, of the first coupler 7 extends into the first box 1 and is fixedly welded with an output shaft of the motor 4, a third rotating hole 8 and a fourth rotating hole 9 are respectively formed in the inner wall of one side, close to each other, of the second box 2 and the third box 3, a same second coupler 10 is rotatably installed in the third rotating hole 8 and the fourth rotating hole 9, fifth rotating holes 11 are respectively formed in the inner walls of two sides of the second box 2, a first rotating shaft 12 is rotatably installed in the two fifth rotating holes 11, the ends, close to each other, of the first coupler 7 and the second coupler 10 extend into the second box 2, the ends, far away from each other, of the two first rotating shafts 12 are welded and fixed with the ends, close to each other, of the first coupler 7 and the second coupler 10, the two first rotating shafts 12 are respectively welded and fixed with a first gear 13 and a second gear 14, the first gear 13 is meshed with the second gear 14, the ends, far away from the second box 2, of the second coupler 10 extend into the third box 3 and are welded and fixed with a first bevel gear 15, the inner wall of the top of the third box 3 is provided with two sixth rotating holes 16, the two sixth rotating holes 16 are respectively and rotatably provided with a second rotating shaft 17, the two second rotating shafts 17 respectively penetrate through the corresponding sixth rotating holes 16, the two second rotating shafts 17 are respectively welded and fixed with third gears 18, the two third gears 18 are meshed, the bottom end of one of the second rotating shafts 17 is welded and fixed with a second bevel gear 19, the second bevel gear 19 is meshed with the first bevel gear 15;

the bottom of the first box 1 is fixedly welded with a base, the bottoms of the second box 2 and the third box 3 are fixedly welded with the top of the base, the gear ratio of the first gear 13 to the second gear 14 is 1:3, oil injection holes are formed in the inner walls of the tops of the second box 2 and the third box 3, oil discharge holes are formed in the inner walls of the sides, far away from each other, of the second box 2 and the third box 3, a plurality of heat dissipation holes are formed in the top of the first box 1, one side of the first box 1 is connected with an external power supply and a switch, the motor 5, the external power supply and the switch are sequentially connected through wires to form a loop, when a transmission system is started, the motor 4 is started to rotate and drive the first coupler 7 to rotate, the first coupler 7 drives the corresponding first rotating shaft 12 to rotate, and under the action of the first gear 13 and the second gear 14, the two first rotating shafts 12 can rotate simultaneously, second shaft coupling 10 also can be followed corresponding first pivot 12 and rotated simultaneously, and second shaft coupling 10 is rotated simultaneously and is driving first bevel gear 15 and rotating, and first bevel gear 15 drives engaged with second bevel gear 19 again and rotates, and second bevel gear 19 drives corresponding second pivot 17 again and rotates, and under two third gear 18's effect, two second pivot 17 will rotate simultaneously, and two second pivot 17 will drive the part rotation on the rolling mill, the utility model is simple in operation, transmission efficiency is good to the noise is little, the vibration is little.

The working principle is as follows: when the transmission system is started, the motor 4 is started to rotate and drive the first coupling 7 to rotate, the first coupling 7 drives the corresponding first rotating shaft 12 to rotate, under the action of the first gear 13 and the second gear 14, the two first rotating shafts 12 will rotate simultaneously, the second coupling 10 will also rotate simultaneously with the corresponding first rotating shaft 12, the second coupling 10 will rotate simultaneously with the first bevel gear 15, the first bevel gear 15 will then rotate with the second bevel gear 19 engaged therewith, the second bevel gear 19 will then rotate with the corresponding second rotating shaft 17, under the effect of two third gears 18, two second pivot 17 will rotate simultaneously, and two second pivot 17 will drive the part rotation on the rolling mill, the utility model is simple in operation, transmission efficiency is good to the noise is little, the vibration is little.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A rolling mill main drive system comprising a first box (1), a second box (2) and a third box (3), characterized in that: a motor (4) is fixedly installed on the inner wall of the bottom of the first box (1), a first rotating hole (5) and a second rotating hole (6) are respectively formed in the inner wall of one side, close to each other, of the first box (1) and the second box (2), the same first coupler (7) is installed in the first rotating hole (5) and the second rotating hole (6) in a rotating mode, one end, close to the second box (2), of the first coupler (7) extends into the first box (1) and is fixedly connected with an output shaft of the motor (4), a third rotating hole (8) and a fourth rotating hole (9) are respectively formed in the inner wall of one side, close to each other, of the second box (2) and the third box (3), the same second coupler (10) is installed in the rotating mode in the third rotating hole (8) and the fourth rotating hole (9), fifth rotating holes (11) are formed in the inner walls of two sides of the second box (2), first rotating shafts (12) are rotatably mounted in the two fifth rotating holes (11), one ends, close to each other, of the first shaft couplers (7) and the second shaft couplers (10) extend into the second box (2), one ends, far away from each other, of the first rotating shafts (12) are fixedly connected with one ends, close to each other, of the first shaft couplers (7) and the second shaft couplers (10), first gears (13) and second gears (14) are fixedly mounted on the two first rotating shafts (12) respectively, the first gears (13) are meshed with the second gears (14), one ends, far away from the second box (2), of the second shaft couplers (10) extend into the third box (3) and are fixedly mounted with first conical gears (15), the inner wall of the top of the third box (3) is provided with two sixth rotating holes (16), and second rotating shafts (17) are rotatably mounted in the two sixth rotating holes (16), two second pivot (17) run through corresponding sixth rotation hole (16) respectively, and equal fixed mounting has third gear (18) on two second pivot (17), and two third gear (18) mesh mutually, and the bottom fixed mounting of one of them second pivot (17) has second bevel gear (19), second bevel gear (19) and first bevel gear (15) mesh mutually.

2. The main drive system of a rolling mill as claimed in claim 1, wherein: the bottom fixed mounting of first case (1) has the base, the bottom of second case (2) and third case (3) all with the top fixed connection of base.

3. The main drive system of a rolling mill as claimed in claim 1, wherein: the gear ratio of the first gear (13) to the second gear (14) is 1: 3.

4. The main drive system of a rolling mill as claimed in claim 1, wherein: oil filler points have all been seted up on the top inner wall of second case (2) and third case (3), oil drain hole has all been seted up on the one side inner wall that second case (2) and third case (3) kept away from each other.

5. The main drive system of a rolling mill as claimed in claim 1, wherein: the top of the first box (1) is provided with a plurality of heat dissipation holes which are arranged in a rectangular shape.

6. The main drive system of a rolling mill as claimed in claim 1, wherein: one side of the first box (1) is connected with an external power supply and a switch, wherein the motor 5, the external power supply and the switch are sequentially connected through a lead and form a loop.