CN208976509U - A kind of gearing mechanism for vertical roll of metal-rolling mill - Google Patents

A kind of gearing mechanism for vertical roll of metal-rolling mill Download PDF

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Publication number
CN208976509U
CN208976509U CN201821611260.2U CN201821611260U CN208976509U CN 208976509 U CN208976509 U CN 208976509U CN 201821611260 U CN201821611260 U CN 201821611260U CN 208976509 U CN208976509 U CN 208976509U
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CN
China
Prior art keywords
sunpender
hollow shaft
rack
speed reducer
nut
Prior art date
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Application number
CN201821611260.2U
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Chinese (zh)
Inventor
冯林祯
黄泽军
王新
李桂玲
王桂玲
王娜
邹进华
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LAIWU BAIXIANG FIRE FIGHTING EQUIPMENT CO Ltd
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LAIWU BAIXIANG FIRE FIGHTING EQUIPMENT CO Ltd
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Priority to CN201821611260.2U priority Critical patent/CN208976509U/en
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Publication of CN208976509U publication Critical patent/CN208976509U/en
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Abstract

The utility model discloses a kind of gearing mechanism for vertical roll of metal-rolling mill, including rack, the top of rack is symmetrically arranged with two motors, each motor is corresponded in the cavity structure of rack is equipped with transmission speed reducer through rack, the inside of transmission speed reducer is equipped with the hollow shaft with end-tooth, the end-tooth of hollow shaft is connected with connection bolt, the end that transmission speed reducer is located at upper rack is equipped with the end cap of hollow shaft, two motors pass through pinion gear with corresponding transmission speed reducer respectively, gear wheel is connected by meshing transmission, the inside of the hollow shaft is equipped with sunpender, cardan axis is connect with sunpender by nut, the cardan axis is connected with the roll of rotation rolling steel billet far from one end of sunpender.The utility model compared with prior art the advantages of be: investment cost is low, it is easy to process, applied widely, be applicable in flexibility and reliability, easy to repair, transmission stability is good, effectively reduces service work intensity and reduces the repair time, significantly improves working efficiency.

Description

A kind of gearing mechanism for vertical roll of metal-rolling mill
Technical field
The utility model relates to milling equipment technical field, in particular to a kind of gearing mechanism for vertical roll of metal-rolling mill.
Background technique
Currently, the coupling part of spindle and speed reducer is easy in the transmission of the edger roll of hot rolling line breaking down and finish rolling Existing failure, failure rate is higher, and main cause is transmission connecting shaft and speed reducer is vertically to be connected and fixed, in rolling process, connection Bolt due to the compound action by spindle gravity and steel rolling torque, the connection bolt of spindle and transmission speed reducer often occurs It loosens, in turn results in spindle and fall off, due to running at high speed for speed reducer, spindle and the end-tooth of speed reducer connecting portion is caused to beat Tooth, connection bolt pull out, and the silk damage of bolt hole causes the accident, and break down time is long, seriously affect production, simultaneously because The damage of speed reducer and transmission connecting shaft connecting portion hollow shaft bolt hole, hides some dangers for later production.In order to thoroughly eliminate Hidden danger, it is necessary to prepare speed reducer spare part, replace speed reducer, overhauls cost overruns, the repair time greatly prolongs, if things go on like this, shape At vicious circle.
Utility model content
The technical problems to be solved in the utility model is to overcome the above technological deficiency, provide a kind of structure it is simple, using spirit It is living, easy to maintenance, failure rate is reduced, working strength is reduced, improves the running rate of equipment, the vertical roll of rolling transmission dress improved benefit It sets.
In order to solve the above technical problems, technical solution provided by the utility model are as follows: a kind of gearing mechanism for vertical roll of metal-rolling mill, packet Including rack, the inside of the rack are cavity structure, and the top of rack is symmetrically arranged with two motors, right in the cavity structure of rack Each motor is answered to be equipped with the transmission speed reducer through rack, the inside of transmission speed reducer is equipped with the hollow shaft with end-tooth, empty The end-tooth of mandrel is connected with connection bolt, and the end that transmission speed reducer is located at upper rack is equipped with the end cap of hollow shaft, described The outer cover of hollow shaft is equipped with gear wheel, and gear wheel is engaged with pinion gear, and two motors are logical with corresponding transmission speed reducer respectively Cross pinion gear, gear wheel is connected by meshing transmission, the inside of the hollow shaft is equipped with the sunpender through hollow shaft both ends, sunpender One end is fixed on end cap, and the other end is connected with cardan axis, and one end of cardan axis connection sunpender is welded with nut, universal joint Axis is connect with sunpender by nut, and the cardan axis passes through end-tooth with hollow shaft and connect bolt and consolidates close to one end of sunpender Fixed connection, the cardan axis are connected with the roll of rotation rolling steel billet far from one end of sunpender.
As an improvement, the sunpender is the screw rod of both ends thread, the bolt length of screw rod is hollow shaft length twice, nut The pitch length that at least five times of thickness, the sunpender use 42CrMo material.
As an improvement, the cardan axis is cavity close to the head of the end of sunpender, the bottom surface of the nut is welded on The bottom surface of cavity inside, the verticality of welding are 0.1.
As an improvement, the nut uses 42CrMo material.
The utility model compared with prior art the advantages of be: investment cost is low, easy to process, applied widely, suitable Easy to repair with flexibility and reliability, transmission stability is good, effectively reduces service work intensity and reduces the repair time, significantly mentions High working efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of gearing mechanism for vertical roll of metal-rolling mill of the utility model.
It is as shown in the figure: 1, motor, 2, sunpender, 3, end cap, 4, gear wheel, 5, connection bolt, 6, nut, 7, cardan axis, 8, steel billet, 9, pinion gear, 10, hollow shaft, 11, edger roll.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings.
In conjunction with attached drawing 1, a kind of gearing mechanism for vertical roll of metal-rolling mill, including rack, the inside of the rack are cavity structure, rack Top be symmetrically arranged with two motors 1, two motors 1 are vertical with rack, and each motor 1 is corresponded in the cavity structure of rack Equipped with the transmission speed reducer for running through rack, the inside of transmission speed reducer is equipped with the hollow shaft 10 with end-tooth, the end of hollow shaft 10 Face tooth is connected with connection bolt 5, and the end that transmission speed reducer is located at upper rack is equipped with the end cap 3 of hollow shaft 10, described hollow The outer cover of axis 10 is equipped with gear wheel 4, and gear wheel 4 engages with pinion gear 9, two motors 1 respectively with corresponding transmission speed reducer It is connected by meshing transmission by pinion gear 9, gear wheel 4, the inside of the hollow shaft 10 is equipped with hanging through 10 both ends of hollow shaft Bar 2, one end of sunpender 2 are fixed on end cap 3, and the other end is connected with cardan axis 7, and cardan axis 7 connects one end weldering of sunpender 2 It is connected to nut 6, cardan axis 7 is connect with sunpender 2 by nut 6, the one end and hollow shaft of the cardan axis 7 close to sunpender 2 10 are fixedly connected by end-tooth with connection bolt 5, and the cardan axis 7 is connected with rotation rolled steel far from one end of sunpender 2 The roll 11 of base 8.
The sunpender 2 is the screw rod of both ends thread, and the bolt length of screw rod is 10 length of hollow shaft twice, 6 thickness of nut At least five times of pitch length, the sunpender 2 use 42CrMo material.
The head of end of the cardan axis 7 close to sunpender 2 is cavity, and the bottom surface of the nut 6 is welded in cavity The bottom surface in portion, the verticality of welding are 0.1.
The nut 6 uses 42CrMo material.
The working principle of the utility model is: the edger roll transmission system of breaking down is the dress for controlling width of steel billet in rolling process Set, in rolling steel billet 8,1 drive pinion 9 of motor, drive pinion 9 engage gear wheel 4 rotate, gear wheel 4 with end face The hollow shaft 10 of tooth is interference fitted, and hollow shaft 10 is driven to rotate, and hollow shaft 10 by end-tooth and connect bolt with cardan axis 7 5 is fixed, and then the rotation of roll 11 is made to carry out rolling steel billet 8, on both sides under the action of roll 11, controls the width of steel billet 8, transformation Rear universal joint axis 7 is connect by welded nut 6 in head cavity with sunpender 2, is fixed on end cap 3, is risen to vertical drive To the effect further strengthened.
The utility model and embodiments thereof are described above, this description is no restricted, shown in attached drawing Be also one of the embodiments of the present invention, actual structure is not limited to this.All in all if this field Those of ordinary skill is enlightened by it, without deviating from the purpose of the present invention, not inventively design with The similar frame mode of the technical solution and embodiment, all should belong to the protection range of the utility model.

Claims (4)

1. a kind of gearing mechanism for vertical roll of metal-rolling mill, including rack, it is characterised in that: the inside of the rack is cavity structure, rack Top be symmetrically arranged with two motors (1), each motor (1) is corresponded in the cavity structure of rack and is equipped with transmission through rack The inside of speed reducer, transmission speed reducer is equipped with the hollow shaft (10) with end-tooth, and the end-tooth of hollow shaft (10) is connected with bolt (5), the end that transmission speed reducer is located at upper rack is equipped with the end cap (3) of hollow shaft (10), the outside of the hollow shaft (10) It is arranged with gear wheel (4), gear wheel (4) is engaged with pinion gear (9), and two motors (1) are logical with corresponding transmission speed reducer respectively Cross pinion gear (9), gear wheel (4) are connected by meshing transmission, the inside of the hollow shaft (10), which is equipped with, runs through hollow shaft (10) two The sunpender (2) at end, one end of sunpender (2) are fixed on end cap (3), and the other end is connected with cardan axis (7), cardan axis (7) One end of connection sunpender (2) is welded with nut (6), and cardan axis (7) is connect with sunpender (2) by nut (6), the universal joint Axis (7) passes through end-tooth and connect bolt (5) close to the one end of sunpender (2) with hollow shaft (10) to be fixedly connected, the universal joint Axis (7) is connected with the roll (11) of rotation rolling steel billet (8) far from the one end of sunpender (2).
2. a kind of gearing mechanism for vertical roll of metal-rolling mill according to claim 1, it is characterised in that: the sunpender (2) is double-ended vehicle The screw rod of silk, the bolt length of screw rod is hollow shaft (10) length twice, the pitch length of at least five times of thickness of nut (6), institute Sunpender (2) are stated using 42CrMo material.
3. a kind of gearing mechanism for vertical roll of metal-rolling mill according to claim 1, it is characterised in that: the cardan axis (7) is close The head of the end of sunpender (2) is cavity, and the bottom surface of the nut (6) is welded on the bottom surface of cavity inside, the verticality of welding It is 0.1.
4. a kind of gearing mechanism for vertical roll of metal-rolling mill according to claim 1, it is characterised in that: the nut (6) uses 42CrMo material.
CN201821611260.2U 2018-09-28 2018-09-28 A kind of gearing mechanism for vertical roll of metal-rolling mill Active CN208976509U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821611260.2U CN208976509U (en) 2018-09-28 2018-09-28 A kind of gearing mechanism for vertical roll of metal-rolling mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821611260.2U CN208976509U (en) 2018-09-28 2018-09-28 A kind of gearing mechanism for vertical roll of metal-rolling mill

Publications (1)

Publication Number Publication Date
CN208976509U true CN208976509U (en) 2019-06-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821611260.2U Active CN208976509U (en) 2018-09-28 2018-09-28 A kind of gearing mechanism for vertical roll of metal-rolling mill

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109201744A (en) * 2018-09-28 2019-01-15 莱芜市白象消防器材有限公司 A kind of gearing mechanism for vertical roll of metal-rolling mill

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109201744A (en) * 2018-09-28 2019-01-15 莱芜市白象消防器材有限公司 A kind of gearing mechanism for vertical roll of metal-rolling mill
CN109201744B (en) * 2018-09-28 2021-03-23 莱芜市白象消防器材有限公司 Vertical roller transmission device of rolling mill

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