CN107363100A - Transmission system for single-frame single-transmission stretch-reducing mill - Google Patents
Transmission system for single-frame single-transmission stretch-reducing mill Download PDFInfo
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- CN107363100A CN107363100A CN201710739743.4A CN201710739743A CN107363100A CN 107363100 A CN107363100 A CN 107363100A CN 201710739743 A CN201710739743 A CN 201710739743A CN 107363100 A CN107363100 A CN 107363100A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 62
- 238000012546 transfer Methods 0.000 claims abstract description 37
- 230000009467 reduction Effects 0.000 claims abstract description 35
- 230000007704 transition Effects 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 37
- 238000010168 coupling process Methods 0.000 claims description 37
- 238000005859 coupling reaction Methods 0.000 claims description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000007596 consolidation process Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/06—Drives for metal-rolling mills, e.g. hydraulic drives for non-continuously-operating mills or for single stands
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Abstract
The invention relates to a transmission system for a single-frame independent transmission tension reducer, which comprises a transmission seat, wherein two rows of motor sets are arranged on the transmission seat, the transmission seat comprises a first motor set and a second motor set, the first motor set and the second motor set are arranged in an upper layer and a lower layer, each motor forming the first motor set is set as a first motor, each motor forming the second motor set is set as a second motor, each second motor and each first motor are arranged in a staggered manner, each first motor can be respectively and sequentially connected with an interface of a corresponding speed reduction transfer case through a first coupler and a first universal joint shaft, and each second motor can be respectively and sequentially connected with an interface of a corresponding speed reduction transfer case through a second coupler, a transition connecting shaft and a second universal joint shaft; the other end of the speed reduction transfer case is connected with a main machine base of the stretch reducer through a third universal connecting shaft. The transmission system overcomes the problems in the prior art, has compact structure and small occupied space, and is beneficial to popularization and use.
Description
Technical field
The present invention relates to seamless steel pipe production, more particularly to a kind of transmission for single chassis driven separately stretch reducing machine
System.
Background technology
Domestic single chassis transmission stretch reducing machine uses two ways more at present, when single chassis driven separately, second, single chassis
Concentrate differential gearing.With respect to second, the first kind of drive is more flexible to the speed regulation capacity of each frame, and unit can obtain
Relatively high product quality and lumber recovery are obtained, and due to eliminating baroque differential gear housing, to whole transmission system
Maintenance levels requires relatively low.
Single chassis driven separately stretch reducing machine principle is as shown in fig. 7, mainly by transmission system 91, main engine bed 92, upper corner tooth
Roller box 93, lower angle gear box 94, rolling machine frame 95 and frame interchanging device 96 form.The biography of single chassis driven separately stretch reducing machine
Dynamic system typically uses multi-cell drive, i.e. the corresponding motor of each frame, in order to ensure to bite in steel pipe, throw steel and CEC
Under (Crop End Control, the control of steel pipe thickened end) control, whole transmission system has higher rigidity and stability, just
It is required that capacity motor and anti-prompt drop ability are stronger, therefore capacity motor and volume all can be bigger.In addition, the day with mill speed
Benefit improves, and also more and more wider to the speed adjustable range of stand motor, speed limit is also accordingly improving.
The transmission system of existing single chassis driven separately stretch reducing machine mainly has problems with：
(1) motor is commonly arranged to a row in the transmission system of existing single chassis driven separately stretch reducing machine, because motor holds
Amount is high, volume is big, quantity is more, and in the case of limited in transmission system space, integral arrangement is extremely difficult, while existing arrangement
It can not meet to require the requirement for reducing rolling machine frame spacing as far as possible in stretch reducing machine design；
(2) in the transmission system of existing single chassis driven separately stretch reducing machine, the distance between motor and speed reduction transfer case one
As it is larger, on the premise of stable and high speed is ensured, the type selecting of driving coupling and arrange more complicated.
(3) odd number, even number frame are generally placed in a casing by the speed reduction transfer case of single chassis driven separately stretch reducing machine,
Although casing manufactures relatively easy independence, because box height and the ratio of anchor bolt pitch are much larger than 1, in driven side
And during the uneven moment loading of outlet side, vibration is easily produced, this vibration also in turn increases both sides input, output shaft simultaneously
Unstability.In addition, in terms of reductor safeguards dismounting, because the mutual mutual of each individually reduction box is embedded in, i.e.,
Make a reductor among maintenance, it is also desirable to the relevant casing of institute of side over lifting, therefore workload during maintenance is also suitable
Greatly.
Thus, the present inventor relies on experience and the practice for being engaged in relevant industries for many years, proposes a kind of independent for single chassis
The transmission system of stretch reducing machine is driven, the defects of to overcome prior art.
The content of the invention
It is an object of the invention to provide a kind of transmission system for single chassis driven separately stretch reducing machine, existing skill is overcome
Problem present in art, the drive system structure is compact, occupies little space, beneficial to promoting the use of.
Another object of the present invention is to provide a kind of transmission system for single chassis driven separately stretch reducing machine, the transmission
The stability of a system is good, and overhauls facility.
The object of the present invention is achieved like this, a kind of transmission system for single chassis driven separately stretch reducing machine, including
Retainer, the group of motors of one end connection of two rows and speed reduction transfer case is provided with the retainer, is set close to the deceleration
One row's group of motors of transfer case is the first group of motors, sets row's group of motors away from the speed reduction transfer case as the second motor
Group, first group of motors and second group of motors divide equally two layers of setting up and down, and setting, which is set in a row, forms first electricity
Each motor of unit is the first motor, sets and sets each motor for forming second group of motors in a row as the second motor, each institute
State the second motor to be staggered with each first motor, the spacing between adjacent second motor and first motor
For the spacing of two adjacent rolling-mill housing, each first motor order can pass through first shaft coupling, the first Universal connector respectively
Axle connects with the interface of the corresponding speed reduction transfer case, and each second motor order can pass through second shaft coupling, mistake respectively
Cross connecting shaft, the second universal-joint spindle connects with the interface of the corresponding speed reduction transfer case；The other end of the speed reduction transfer case
It is connected by the 3rd universal-joint spindle with stretch reducing machine main engine bed.
In the better embodiment of the present invention, the retainer includes base, bearing and upper lid, each first electricity
Machine is divided into the first upper strata motor and first lower floor's motor, and each second motor is divided into the second upper strata motor and the second lower floor electricity
Machine, on the base support each first lower floor motor and each second lower floor motor are set, the bearing is used to connect
In the upper and lower spaced base and the upper lid, supported on the upper lid and each first upper strata motor and each institute are set
State the second upper strata motor.
In the better embodiment of the present invention, the retainer is by first branch's seat and second branch's seat along described the
Against being spliced to form, first branch seat and second branch seat are upper in mistake along its length in the direction of the main shaft of one motor
Position is set, and first branch seat is used to support each first motor, and first branch seat includes first branch's base, the
To be covered in one branch's bearing and the first branch, support sets each first upper strata motor on lid in first branch, and described the
One branch's base is the closed-in construction formed using I-steel, and the length dimension covered in first branch is less than described first point
The length dimension of branch base, the end positions that first branch bearing is located at the first branch base length direction are inclined
Set；Second branch seat is used to support each second motor, and second branch seat includes second branch's base, second
Covered in branch's bearing and the second branch, each second upper strata motor of support setting on lid in second branch, described second
Branch's base is the closed-in construction formed using I-steel, and the length dimension covered in second branch is less than second branch
The length dimension of base, the end positions that second branch bearing is located at the second branch base length direction inclined are set
Put.
In the better embodiment of the present invention, the upper lid includes being used to support the of each first upper strata motor
Cover, covered in first branch by multiple first points upper cover rims perpendicular to the side of the main shaft of first upper strata motor in one branch
To against being spliced to form；The upper lid also includes being used to support and cover in the second branch of each second upper strata motor, and described the
In two branches lid by multiple second points upper cover rims perpendicular to the direction of the main shaft of second upper strata motor against being spliced to form.
In the better embodiment of the present invention, each transition connecting shaft, which rotates, to be worn by shaft stool, each described
The bottom of shaft stool is fixedly connected on the upper lid；The shaft stool includes axle sleeve, and the transition connecting shaft is located at the axle
The position at set both ends is arranged taper roll bearing respectively, and the both ends of the axle sleeve are connected to sealing shroud and connected located at the transition
End cap in spindle.
In the better embodiment of the present invention, the second shaft coupling is drum-shaped tooth type shaft coupling.
In the better embodiment of the present invention, the transition connecting shaft is universal by the 3rd shaft coupling and described second
Spindle connects.
In the better embodiment of the present invention, the 3rd shaft coupling is safety coupling.
In the better embodiment of the present invention, the first shaft coupling is safety coupling.
In the better embodiment of the present invention, the speed reduction transfer case is by multiple branch mailbox bodies along perpendicular to described first
The direction of the main shaft of motor is spliced to form.
From the above mentioned, the transmission system provided by the present invention for single chassis driven separately stretch reducing machine has following beneficial to effect
Fruit：
(1) in the transmission system for single chassis driven separately stretch reducing machine of the invention, the unit more to quantity, capacity is big
Frame driven separately stretch reducing machine motor carries out dislocation arrangement spatially, compact-sized, occupy little space, to meet that stretch reducing machine designs
Middle requirement reduces the requirement of rolling machine frame spacing as far as possible, beneficial to promoting the use of；
(2) in the transmission system for single chassis driven separately stretch reducing machine of the invention, retainer is point being spliced to form
Body formula structure, and consolidation process is carried out to its structure, it ensure that Gao Gang of the retainer under high capacity, high vibration environment after assembling
Degree, at the same cause make, transport and it is easier for installation；
(3) in the transmission system for single chassis driven separately stretch reducing machine of the invention, in the first branch for being covered on composition
Covered on lid and the second branch be by point upper cover rim perpendicular to the direction of the main shaft of the first upper strata motor against being spliced to form, it is necessary to
When being overhauled to the motor of lower floor, need to only dismantle the upper strata motor above it and it is point upper cover, the structure setting subtracts as far as possible
Dismounting and the adjustment workload of upper strata motor are lacked；
(4) in the transmission system for single chassis driven separately stretch reducing machine of the invention, shaft stool realizes transition connection
The stable support of axle, avoid transmission distance between each second motor and speed reduction transfer case it is longer bring rock, and then reduce
Uneven dynamic loading in moment of torsion transmittance process；
(5) in the transmission system for single chassis driven separately stretch reducing machine of the invention, drum-shaped tooth type shaft coupling causes respectively
Connection shaft length between second motor and speed reduction transfer case and weight reduce, avoid connection shaft length it is larger bring it is critical
The problem of rotating speed reduces, is effectively improved the second Universal connector critical speed of shaft；First universal-joint spindle, the second universal-joint spindle and
3rd universal-joint spindle can reduce the centering installation difficulty of connection procedure；
(6) in the transmission system for single chassis driven separately stretch reducing machine of the invention, speed reduction transfer case is by multiple branch mailbox
Body is spliced to form, and reduces the ratio of box height and sole length, can be reduced the uneven vibration of each branch mailbox body, be improved
The stability of whole transmission system.
Brief description of the drawings
The following drawings is only intended to, in doing schematic illustration and explanation to the present invention, not delimit the scope of the invention.Wherein：
Fig. 1：For the structural representation of the transmission system for single chassis driven separately stretch reducing machine of the present invention；
Fig. 2：For the structural representation of the retainer of the present invention；
Fig. 3：The attachment structure schematic diagram between the second motor and speed reduction transfer case of the present invention；
Fig. 4：For the structural representation at the transition connecting shaft of the present invention.
Fig. 5：For the top view of the speed reduction transfer case of the present invention；
Fig. 6：For the side view of the speed reduction transfer case of the present invention；
Fig. 7：For single chassis driven separately stretch reducing machine schematic diagram.
In figure：
100th, the transmission system for single chassis driven separately stretch reducing machine；
1st, retainer；
11st, first branch's seat；111st, first branch's base；112nd, first branch's bearing；113rd, covered in the first branch；
12nd, second branch's seat；121st, second branch's base；122nd, second branch's bearing；123rd, covered in the second branch；
2nd, group of motors；
21st, the first group of motors；
211st, the first motor；2111st, the first upper strata motor；
22nd, the second group of motors；
221st, the second motor；2211st, the second upper strata motor；
3rd, speed reduction transfer case；
31st, branch mailbox body；
41st, first shaft coupling；42nd, second shaft coupling；43rd, the 3rd shaft coupling；
51st, the first universal-joint spindle；52nd, the second universal-joint spindle；53rd, the 3rd universal-joint spindle；
6th, transition connecting shaft；61st, shaft stool；611st, axle sleeve；612nd, taper roll bearing；613rd, end cap；
91st, transmission system；92nd, main engine bed；93rd, upper angle gear box；94th, lower angle gear box；95th, rolling machine frame；96、
Frame interchanging device.
Embodiment
In order to which technical characteristic, purpose and the effect of the present invention is more clearly understood, now control illustrates this hair
Bright embodiment.
As shown in Figures 1 to 6, the present invention provides a kind of transmission system 100 for single chassis driven separately stretch reducing machine, bag
Retainer 1 is included, the group of motors 2 that two rows are connected with one end of speed reduction transfer case 3 is provided with retainer 1, sets and divides close to slowing down
One row's group of motors of dynamic case 3 is the first group of motors 21, sets row's group of motors away from speed reduction transfer case 3 as the second group of motors
22, the first group of motors 21 and the second group of motors 22 divide equally two layers of setting up and down, and setting, which is set in a row, forms the first group of motors 21
Each motor is the first motor 211, sets and sets each motor for forming the second group of motors 22 in a row as the second motor 221, each second
Motor 221 is staggered with each first motor 211, and the spacing between adjacent the second motor 221 and the first motor 211 is two
The spacing of adjacent rolling-mill housing (prior art, figure not shown in), each first motor 211 order can pass through the first shaft coupling respectively
Device 41, the first universal-joint spindle 51 connect with the interface of corresponding speed reduction transfer case 3, and each second motor 221 can sequentially pass through respectively
Second shaft coupling 42, transition connecting shaft 6, the second universal-joint spindle 52 connect with the interface of corresponding speed reduction transfer case 3；Deceleration transfer
The other end of case 3 passes through the 3rd universal-joint spindle 53 and stretch reducing machine main engine bed (prior art, figure not shown in) connection.The present invention's
In transmission system 100 for single chassis driven separately stretch reducing machine, the single chassis driven separately stretch reducing machine more to quantity, capacity is big
Motor carries out dislocation arrangement spatially, compact-sized, occupy little space, and to meet to require in stretch reducing machine design to try one's best, reduction is rolled
The requirement of frame spacing processed, beneficial to promoting the use of；First universal-joint spindle 51, the second universal-joint spindle 52 and the energy of the 3rd universal-joint spindle 53
Enough reduce the centering installation difficulty of connection procedure.
Further, as shown in Figure 1 and Figure 2, retainer 1 includes base, bearing and upper lid, and each first motor 211 divides for first
The lower floor's motor of upper strata motor 2111 and first, each second motor 221 divide for the second upper strata motor 2211 and second lower floor's motor, bottom
Support sets each first lower floor motor and each second lower floor motor on seat, bearing be used to connecting in upper and lower spaced base and
Upper lid, on upper lid support each first upper strata motor 2111 and each second upper strata motor 2211 are set.Base, bearing and upper lid pass through
For bolt composition retainer 1 is closed, retainer 1 is steel structure frame structure.Each first upper strata motor 2111 and each is installed on upper lid
Second upper strata motor 2211, because the deadweight of motor is larger and each power transmission shaft of its connection rotates at a high speed, it can produce and very big swash
Shake, in order to ensure the stability of retainer 1, it is desirable to rotational speed regulation section of the intrinsic frequency of retainer 1 away from each motor, pass through
The optimization of structure type can carry out the adjustment of intrinsic frequency, and in the case of integral rigidity and anti-vibration is ensured, retainer 1 is necessary
The convenience of installation and maintenance is taken into account, in the present embodiment, retainer 1 is designed as Split type structure, by the He of first branch's seat 11
The direction of main shaft of the second branch's seat 12 along the first motor is against being spliced to form, and first branch's seat 11 and second branch's seat 12 are along length
It is in shift to install on degree direction.First branch's seat 11 is used to support each first motor 211, and second branch's seat 12 is used to supporting each the
Two motors 221.First branch's seat 11 includes lid 113 in first branch's base 111, first branch's bearing 112 and the first branch, the
Support sets each first upper strata motor 2111 on lid 113 in one branch, and first branch's base 111 is formed by welding frame using I-steel
Formula structure, the length dimension of lid 113 is less than the length dimension of first branch's base 111, first branch's bearing 112 in the first branch
Being formed using I-steel, first branch's bearing 112 at the both ends of the length direction of first branch's base 111 is inclined to set, so as to
Realize the consolidation process to first branch's seat 11.Second branch's seat 12 includes second branch's base 121, second branch's bearing 122
With lid 123 in the second branch, support sets each second upper strata motor 2211, second branch's base 121 on lid 123 in the second branch
Closed-in construction is formed by welding using I-steel, the length dimension of lid 123 is less than the length of second branch's base 121 in the second branch
Size, second branch's bearing 122 are formed using I-steel, second branch's branch at the both ends of the length direction of second branch's base 121
Seat 122 is inclined to set, so as to realize the consolidation process to second branch's seat 12.The retainer 1 of the present invention is spliced to form
Split-type structural, and consolidation process is carried out to its structure, to ensure that retainer 1 is under high capacity, high vibration environment after assembling
High rigidity, at the same cause make, transport and it is easier for installation.
Further, as shown in Fig. 2 upper lid includes being used to support lid 113 in the first branch of each first upper strata motor 2111,
In first branch lid 113 by multiple first points upper cover rims perpendicular to the direction of the main shaft of the first upper strata motor 2111 against splicing structure
Into；In present embodiment, the first upper strata of each two motor 2111 shares one first point upper lid, when first lower floor's motor needs to examine
When repairing, need to only dismantle the first upper strata motor 2111 above it and first point it is upper cover, the structure setting reduces as far as possible
The dismounting of layer motor and adjustment workload.Upper lid also includes being used to support to cover in the second branch of each second upper strata motor 2211
123, in the second branch lid 123 by multiple second points upper cover rims perpendicular to the direction of the main shaft of the second upper strata motor 2211 against spelling
Connect composition.In present embodiment, the second upper strata of each two motor 2211 shares one second point upper lid, when second lower floor's motor needs
When overhauling, need to only dismantle the second upper strata motor 2211 above it and second point it is upper cover, the structure setting is reduced as far as possible
The dismounting of upper strata motor and adjustment workload.
Further, as shown in Fig. 1, Fig. 3, Fig. 4, each transition connecting shaft 6 is rotated and worn by shaft stool 61, each shaft stool 61
Bottom be fixedly connected on lid (lid 113 in the first branch).Shaft stool 61 includes axle sleeve 611, and transition connecting shaft 6 is located at axle
The position for covering 611 both ends is arranged taper roll bearing 612 respectively, and the both ends of axle sleeve 611 are connected to sealing shroud and are located at transition
End cap 613 in connecting shaft 6.Shaft stool 61 realizes the stable support of transition connecting shaft 6, avoids each second motor 221 with subtracting
Between fast transfer case 3 transmission distance it is longer bring rock, and then reduce uneven dynamic loading in moment of torsion transmittance process.
Further, as shown in Fig. 1, Fig. 3, Fig. 4, second shaft coupling 42 is drum-shaped tooth type shaft coupling, drum-shaped tooth type shaft coupling
Belong to rigid and flexibility shaft coupling, wherein portion position is provided with intermediate sleeve, has and radially, axially and angularly waits axis deviation compensation energy
Power, have the advantages that compact-sized, large carrying capacity, transmission efficiency are high, drum-shaped tooth type shaft coupling cause each second motor 221 with
Connecting shaft (the second universal-joint spindle 52) length and weight between speed reduction transfer case 3 reduce, and avoid the connection larger band of shaft length
The problem of critical speed come reduces, it is effectively improved the critical speed of the second universal-joint spindle 52.In the present embodiment, mistake
Cross connecting shaft 6 to be connected with the second universal-joint spindle 52 by the 3rd shaft coupling 43, the 3rd shaft coupling 43 is safety coupling, safety connection
Axle device is also referred to as moment of torsion limiter, torque force limiting device or overload-release clutch, and major function is overload protection, realizes the safety biography of moment of torsion
Pass.
Further, first shaft coupling 41 is safety coupling, and safety coupling realizes each first motor 211 and each first
The safety transmission of moment of torsion between universal-joint spindle 51.
Further, as shown in Figure 5, Figure 6, speed reduction transfer case 3 by multiple branch mailbox bodies 31 along the master perpendicular to the first motor 211
The direction of axle is spliced to form.In the specific embodiment of the present invention, the quantity of branch mailbox body 31 is 2, and speed reduction transfer case 3 is segmented
Set, reduce the ratio of box height and sole length, the uneven vibration of each branch mailbox body 31 can be reduced, improve whole
The stability of transmission system.
From the above mentioned, the transmission system provided by the present invention for single chassis driven separately stretch reducing machine has following beneficial to effect
Fruit：
(1) in the transmission system for single chassis driven separately stretch reducing machine of the invention, the unit more to quantity, capacity is big
Frame driven separately stretch reducing machine motor carries out dislocation arrangement spatially, compact-sized, occupy little space, to meet that stretch reducing machine designs
Middle requirement reduces the requirement of rolling machine frame spacing as far as possible, beneficial to promoting the use of；
(2) in the transmission system for single chassis driven separately stretch reducing machine of the invention, retainer is point being spliced to form
Body formula structure, and consolidation process is carried out to its structure, it ensure that Gao Gang of the retainer under high capacity, high vibration environment after assembling
Degree, at the same cause make, transport and it is easier for installation；
(3) in the transmission system for single chassis driven separately stretch reducing machine of the invention, in the first branch for being covered on composition
Covered on lid and the second branch be by point upper cover rim perpendicular to the direction of the main shaft of the first upper strata motor against being spliced to form, it is necessary to
When being overhauled to the motor of lower floor, need to only dismantle the upper strata motor above it and it is point upper cover, the structure setting subtracts as far as possible
Dismounting and the adjustment workload of upper strata motor are lacked；
(4) in the transmission system for single chassis driven separately stretch reducing machine of the invention, shaft stool realizes transition connection
The stable support of axle, avoid transmission distance between each second motor and speed reduction transfer case it is longer bring rock, and then reduce
Uneven dynamic loading in moment of torsion transmittance process；
(5) in the transmission system for single chassis driven separately stretch reducing machine of the invention, drum-shaped tooth type shaft coupling causes respectively
Connection shaft length between second motor and speed reduction transfer case and weight reduce, avoid connection shaft length it is larger bring it is critical
The problem of rotating speed reduces, is effectively improved the second Universal connector critical speed of shaft；First universal-joint spindle, the second universal-joint spindle and
3rd universal-joint spindle can reduce the centering installation difficulty of connection procedure；
(6) in the transmission system for single chassis driven separately stretch reducing machine of the invention, speed reduction transfer case is by multiple branch mailbox
Body is spliced to form, and reduces the ratio of box height and sole length, can be reduced the uneven vibration of each branch mailbox body, be improved
The stability of whole transmission system.
The schematical embodiment of the present invention is the foregoing is only, is not limited to the scope of the present invention.It is any
Those skilled in the art, made equivalent variations and modification on the premise of the design of the present invention and principle is not departed from,
The scope of protection of the invention should be belonged to.
Claims (10)
1. a kind of transmission system for single chassis driven separately stretch reducing machine, including retainer, it is characterised in that the retainer
On be provided with two rows and speed reduction transfer case one end connection group of motors, set row's group of motors close to the speed reduction transfer case
For the first group of motors, set row's group of motors away from the speed reduction transfer case as the second group of motors, first group of motors with
Second group of motors divides equally two layers of setting up and down, sets and sets each motor for forming first group of motors in a row as the first electricity
Machine, set and set each motor for forming second group of motors in a row as the second motor, each second motor and each described the
One motor is staggered, and the spacing between adjacent second motor and first motor is two adjacent rolling-mill housing
Spacing, each first motor can respectively order pass through first shaft coupling, the first universal-joint spindle with it is corresponding it is described slow down divide
The interface connection of dynamic case, each second motor order can pass through second shaft coupling, transition connecting shaft, the second universal-joint spindle respectively
Connected with the interface of the corresponding speed reduction transfer case；The other end of the speed reduction transfer case is subtracted by the 3rd universal-joint spindle with opening
Owner's support connects.
2. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 1, it is characterised in that the transmission
Seat includes base, bearing and upper lid, and each first motor is divided into the first upper strata motor and first lower floor's motor, and each described second
Motor is divided into the second upper strata motor and second lower floor's motor, is supported on the base and sets each first lower floor motor and each institute
State second lower floor's motor, the bearing is used to connecting in the upper and lower spaced base and the upper lid, on the upper lid
Support sets each first upper strata motor and each second upper strata motor.
3. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 2, it is characterised in that the transmission
Seat by the direction of the main shaft of first branch's seat and second branch's seat along first motor against being spliced to form, first branch
Seat and second branch seat are upper along its length in shifting to install, and first branch seat is used to support each first electricity
Machine, first branch seat include covering in first branch's base, first branch's bearing and the first branch, covered in first branch
Upper support sets each first upper strata motor, and first branch base is the closed-in construction formed using I-steel, described
The length dimension covered in first branch is less than the length dimension of first branch base, and first branch bearing is positioned at described
The end positions in first branch's base length direction are inclined to set；Second branch seat is used to support each second electricity
Machine, second branch seat include covering in second branch's base, second branch's bearing and the second branch, covered in second branch
Upper support sets each second upper strata motor, and second branch base is the closed-in construction formed using I-steel, described
The length dimension covered in second branch is less than the length dimension of second branch base, and second branch bearing is positioned at described
The end positions in second branch's base length direction are inclined to set.
4. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 2, it is characterised in that the upper lid
Including being covered for supporting in the first branch of each first upper strata motor, lid is by multiple first points upper lids in first branch
Along the direction of the main shaft perpendicular to first upper strata motor against being spliced to form；The upper lid also includes each described for supporting
Cover, covered in second branch by multiple second points upper cover rims on described second in second branch of the second upper strata motor
The direction of the main shaft of layer motor is against being spliced to form.
5. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 2, it is characterised in that each mistake
Cross connecting shaft rotation to wear by shaft stool, the bottom of each shaft stool is fixedly connected on the upper lid；The shaft stool
Including axle sleeve, the position that the transition connecting shaft is located at the axle sleeve both ends is arranged taper roll bearing respectively, the axle sleeve
Both ends are connected to end cap of the sealing shroud in the transition connecting shaft.
6. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 1, it is characterised in that described second
Shaft coupling is drum-shaped tooth type shaft coupling.
7. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 1, it is characterised in that the transition
Connecting shaft is connected by the 3rd shaft coupling with second universal-joint spindle.
8. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 7, it is characterised in that the described 3rd
Shaft coupling is safety coupling.
9. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 1, it is characterised in that described first
Shaft coupling is safety coupling.
10. it is used for the transmission system of single chassis driven separately stretch reducing machine as claimed in claim 1, it is characterised in that described to subtract
Fast transfer case is spliced to form by multiple branch mailbox bodies along the direction of the main shaft perpendicular to first motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710739743.4A CN107363100A (en) | 2017-08-25 | 2017-08-25 | Transmission system for single-frame single-transmission stretch-reducing mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710739743.4A CN107363100A (en) | 2017-08-25 | 2017-08-25 | Transmission system for single-frame single-transmission stretch-reducing mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107363100A true CN107363100A (en) | 2017-11-21 |
Family
ID=60312392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710739743.4A Pending CN107363100A (en) | 2017-08-25 | 2017-08-25 | Transmission system for single-frame single-transmission stretch-reducing mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107363100A (en) |
Citations (8)
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|---|---|---|---|---|
| US5129250A (en) * | 1989-11-17 | 1992-07-14 | Innse Innocenti Santeustacchio S.P.A. | Stretch-reducing mill for rolling tubes |
| CN101214502A (en) * | 2007-12-30 | 2008-07-09 | 太原市通泽成套设备有限公司 | Combined driving type three-roller tension reducing mill |
| CN201524700U (en) * | 2009-10-27 | 2010-07-14 | 夏仁和 | Collective drive system of metal axial tandem mill |
| CN203408982U (en) * | 2013-08-30 | 2014-01-29 | 湖北新冶钢特种钢管有限公司 | Centralized transmission reducing mill for rolling hot-rolled seamless steel pipe |
| CN105195521A (en) * | 2015-10-27 | 2015-12-30 | 中冶赛迪工程技术股份有限公司 | Transmission device capable of sharing overload |
| CN105728465A (en) * | 2016-04-01 | 2016-07-06 | 中冶东方工程技术有限公司 | Seamless steel tube stretch reducing mill |
| CN106694562A (en) * | 2017-03-23 | 2017-05-24 | 中冶赛迪工程技术股份有限公司 | Independent transmission rolling mill and unit thereof |
| CN207119630U (en) * | 2017-08-25 | 2018-03-20 | 北京京诚之星科技开发有限公司 | Transmission system for single-frame single-transmission stretch-reducing mill |
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2017
- 2017-08-25 CN CN201710739743.4A patent/CN107363100A/en active Pending
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|---|---|---|---|---|
| US5129250A (en) * | 1989-11-17 | 1992-07-14 | Innse Innocenti Santeustacchio S.P.A. | Stretch-reducing mill for rolling tubes |
| CN101214502A (en) * | 2007-12-30 | 2008-07-09 | 太原市通泽成套设备有限公司 | Combined driving type three-roller tension reducing mill |
| CN201524700U (en) * | 2009-10-27 | 2010-07-14 | 夏仁和 | Collective drive system of metal axial tandem mill |
| CN203408982U (en) * | 2013-08-30 | 2014-01-29 | 湖北新冶钢特种钢管有限公司 | Centralized transmission reducing mill for rolling hot-rolled seamless steel pipe |
| CN105195521A (en) * | 2015-10-27 | 2015-12-30 | 中冶赛迪工程技术股份有限公司 | Transmission device capable of sharing overload |
| CN105728465A (en) * | 2016-04-01 | 2016-07-06 | 中冶东方工程技术有限公司 | Seamless steel tube stretch reducing mill |
| CN106694562A (en) * | 2017-03-23 | 2017-05-24 | 中冶赛迪工程技术股份有限公司 | Independent transmission rolling mill and unit thereof |
| CN207119630U (en) * | 2017-08-25 | 2018-03-20 | 北京京诚之星科技开发有限公司 | Transmission system for single-frame single-transmission stretch-reducing mill |
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Effective date of registration: 20220211 Address after: 100176 room l1-1018, 7 Jian'an street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant after: CERI Long Product Co.,Ltd. Applicant after: Capital Engineering & Research Incorporation Limited Address before: 100176 No.7 Jian'an street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant before: CERI TECHNOLOGY Co.,Ltd. Applicant before: Capital Engineering & Research Incorporation Limited |
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