CN1059112A - The wide flying shearing machine in a kind of scale zone - Google Patents
The wide flying shearing machine in a kind of scale zone Download PDFInfo
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- CN1059112A CN1059112A CN 91103459 CN91103459A CN1059112A CN 1059112 A CN1059112 A CN 1059112A CN 91103459 CN91103459 CN 91103459 CN 91103459 A CN91103459 A CN 91103459A CN 1059112 A CN1059112 A CN 1059112A
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Abstract
The present invention is by main motor, gear, and working stand, cutting mechanism and control system are formed.Characteristics be gear by power shaft, middle variable-speed shaft, output shaft, clutch and brake are formed; Control system is by being installed in forming near clutch in switch and the gear and brake and the revolution counter apparatus that is installed on the main motor in the working stand.It can shear the multiple scale, can realize shearing a kind of any cut lengths of basic multiple.The scale zone is wide, cutting edge cut-in without ball opening degree is big, simple in structure, installation, maintenance convenient.Cost is low, good in economic efficiency.
Description
The invention belongs to mechanical equipment of steel rolling, be applicable to the steel billet of shearing multiple cut lengths.
At present, the crank centering type electrically operated flying shears machine that uses during steel rolling is produced is made up of main motor, gear, working stand, cutting mechanism and control system.Wherein, play cut-in without ball and at the uniform velocity the gear of double action because a pair of change-speed gearing can only be used to shear a kind of steel billet of cut lengths, if shearing multiple cut lengths just need have how corresponding with it to change-speed gearing, the cut lengths kind is many more, and (being that so-called scale zone is wide more) corresponding gear is huge more.Huge gear has limited widening of scale zone.Simultaneously, along with the increase of shearing cut lengths, the cut-in without ball minimal openings degree of cutting edge reduces, and passes through with regard to the steel billet that has limited big section like this, makes flying shearing machine can not shear the steel billet of big section, can not bring into play the shear ability of himself fully.
The present invention be directed to the flying shearing machine above shortcomings designs.A pair of change-speed gearing can realize shearing a kind of any cut lengths of basic multiple, and cutting edge cut-in without ball opening degree is big.Characteristics such as it is wide, simple in structure that it has the scale zone, and installation, maintenance is convenient, and shear ability can be given full play to, and cost is low, good in economic efficiency.
The present invention is by main motor, gear, working stand, and cutting mechanism and control system are formed, and its feature is that gear is made up of power input shaft, middle variable-speed shaft, output shaft, clutch, brake and gear; Control system is by being installed in being formed near clutch in switch and the gear and brake and the revolution counter apparatus that is installed on the main motor in the working stand.Its another characteristics are that gear is made up of a power shaft, a middle variable-speed shaft, an output shaft, a clutch and a brake; Be consolidated with a gear on power shaft and the output shaft respectively, wherein, brake is installed on the output shaft, have two gears on the middle variable-speed shaft, wherein, gear be installed in the middle of clutch on the variable-speed shaft is connected and is meshed with gear on the power shaft, another gear is cemented on the variable-speed shaft of centre and is meshed with gear on the output shaft.Its another characteristics are output shafts with middle variable-speed shaft on can be provided with many gears and be meshed the different numbers of teeth, to obtain multiple output gearratio.Clutch in the gear is installed in the relative both sides of gear respectively with brake, i.e. an end of middle variable-speed shaft and the other end of output shaft.Its another characteristics are axle heads that the moving plate near switch on the working stand partly is installed in the hole without acceptance of persons of eccentric shaft (perhaps descending eccentric shaft), and an other still partly is installed on the working stand.Its another characteristics are coexist sides of eccentric shaft of the center line near the moving plate firing point of switch and the eccentric orfice on the eccentric shaft, the still firing point be installed in eccentric axle head directly over (perhaps eccentric axle head under) down and with the corresponding working stand of the firing point of moving plate on.The revolution counter apparatus that its last characteristic are mounted on the main motor is made up of change-speed gearing and a revolution counter of pair of meshing, and the gearratio of change-speed gearing is identical with the gearratio of the pair of engaged gears of main driven by motor saddle rotation.
The invention will be further described with an embodiment below.
Fig. 1 is a structure diagram of the present invention.
Fig. 2 is a cutting mechanism kinematic sketch of the present invention.
Fig. 3 is a control system schematic diagram of the present invention.
The wide flying shearing machine in a kind of scale zone are made up of main motor (1), gear (2), working stand (3), cutting mechanism (4) and control system, and its feature is that gear (2) is made up of power input shaft (5), middle variable-speed shaft (6), output shaft (7), clutch (26), brake (27) and gear institutes such as (8); Control system is meant that saddle (16) and last eccentric shaft (23) [or following saddle (14) and following eccentric shaft (24)] are with a certain gearratio, for example: the gearratio i=2 of present embodiment, in working in relative rotation, according to the requirement of shearing cut lengths, can control eccentric shaft (23) [or following eccentric shaft (24)] and start or braking, to realize all modular systems of flying shearing machine cut-in without ball and shearing.They be mounted in the working stand (3) near clutch (26) in switch (25) and the gear (2) and brake (27) and be installed in revolution counter apparatus (28) on main motor (1) axle head.Its another characteristics are that gear is made up of a power shaft (5), middle variable-speed shaft (6), an output shaft (7), a clutch (26) and a brake (27); Be consolidated with a gear (8) and a gear (11) on power shaft (5) and the output shaft (7) respectively.Wherein, a brake (27) is installed on the output shaft (7), has two gears on the middle variable-speed shaft.Wherein, gear (9) be installed in the middle of clutch (26) on the variable-speed shaft be connected and be meshed the gearratio i of its engagement with gear (8) on the power shaft (5)
1=z
9/ z
8=1, [Z
8, Z
9Be respectively the number of teeth of gear (8) and gear (9)], variable-speed shaft (6) was gone up and is meshed the gearratio i of its engagement with gear (11) on the output shaft (7) in the middle of another gear (10) was cemented in
2=Z
11/ Z
10=2, the core wheel pore area of gear (9) has the kink clamping device, and when clutch (26) when being in off-state, it can freely rotate-dally around middle variable-speed shaft (6), not transferring power; When clutch (26) when being in closure state, it can clamp fixed transferring power with middle variable-speed shaft (6).Gear (2) has an input and two outputs.Input is that an end of power shaft (5) is connected with main motor shaft by a shaft coupling, and power is imported.Its two outputs are: one is the other end of power shaft (5).The other end of power shaft (5) is connected by the axle (12) in a shaft coupling and the working stand (3), saddle (14) is exported to down in rotation, its transmission engage ratio i by being meshed again with the gear (13) of axle (12) concrete mutually with the gear (15) of following saddle (14) axial region concrete mutually
3=z
15/ z
13=3.5, simultaneously, gear (15) is meshed by the gear (17) with last saddle (16) axial region concrete mutually and saddle (16) is exported in rotation, the gearratio i of its engagement
4=z
17/ z
15=1.Last saddle (16) and following saddle (14) drive upperpush rod (38) respectively, last crank (39), on cut strand (40), go up rocking bar (41) and down-pressed pole (42), lower crank (43), down cut strand (44), rocking bar (45) to be to realize shearing down; Another output is an end of output shaft (7).One end of output shaft (7) is connected by the axle (18) in a shaft coupling and the working stand (3), again by and the gear (19) of (18) concrete mutually be meshed the gearratio i of its engagement with gear (20) on being cemented in down eccentric shaft (24)
5=z
20/ z
19=3.5, gear (19) is meshed with gear (21), the gearratio i of its engagement
6=z
21/ z
19=1, gear (21) is meshed the gearratio i of its engagement with gear (22) on being cemented in eccentric shaft (23)
7=z
22/ z
21=3.5, by above engagement power is passed to following eccentric shaft (24) and last eccentric shaft (23) in the working stand (3), upper and lower eccentric shaft drives bent plate (39) and following bent plate (43) respectively and rotates along the eccentric orfice of separately eccentric shaft.Its another characteristics are can be provided with many gears to the different numbers of teeth on output shaft (7) and the middle variable-speed shaft (6) of gear (2) to be meshed, but, a gear and the fixed transferring power of output shaft (7) are only arranged during work, all the other gears not transferring power that all dallies on output shaft (7) so just can obtain multiple output gearratio.A kind of gearratio of the every output of gear of the present invention (2) just can make cutter shear a kind of any cut lengths of basic multiple, and the gearratio of output is many more, and the scale zone of shearing is wide more.Clutch (26) in the gear (2) is installed in the relative both sides of gear (2) respectively with brake (27), promptly in the middle of variable-speed shaft (6) go up near an end of gear (9) and output shaft (7) other end of corresponding end with it.
Two kinds of duties of gear (2).Output-output shaft (5) when gear (2), be connected by the axle (12) in a shaft coupling and the operating mechanism (3), when saddle in the drive (16) and following saddle (14) work, another output-output shaft (7) is because the interoperation of clutch (26) and brake (27); Two kinds of duties will be arranged: a kind of to be that output shaft (7) is dynamic export working stand (3) to, and eccentric shaft (23) and following eccentric shaft (24) are rotated.Under this duty, clutch (26) closure, the middle variable-speed shaft (6) of gear (9) in it takes turns the hole clamps and rotates with axle, and brake (27) disconnects, and is cemented in gear (11) on the output shaft (7) and drives axle and rotate together and output power.Another kind is that output shaft (7) does not have power to export working stand (3) to, and last eccentric shaft (23) and following eccentric shaft (24) are braked and stop operating, and remain static.Under this duty, clutch (26) disconnects, and the middle variable-speed shaft (6) that gear (9) is taken turns with it in hole unclamps, gear (9) idle running, and middle variable-speed shaft (6) is transferring power not; Brake (27) closure stops operating after output shaft (7) is braked, and meanwhile, makes output shaft (7), and last eccentric shaft (23) and following eccentric shaft (24) and middle driving-chain element all remain static.Its another characteristics are, in order to control the startup and the application position of eccentric shaft (23) and following eccentric shaft (24), the moving plate near switch (25) on the working stand (3) (30) is installed in eccentric shaft (23) [perhaps descending eccentric shaft (24)] hole without acceptance of persons axial end and rotate with axle, another still (31) is installed on the working stand (3).Its another characteristics are, in order to obtain the maximum opening degree of cutting edge cut-in without ball, near the center line of the firing point of the moving plate (30) of switch and the eccentric orfice on the eccentric shaft in the same side of eccentric shaft, the firing point of still (31) be installed in eccentric shaft (23) end directly over [perhaps descend eccentric shaft (24) end under] and with the corresponding working stand of firing point (3) of moving plate (30) on.When the position of last eccentric shaft (23) after once shearing begins to turn to moving plate (30) with still (31) conducting, the inclined to one side axial line (32) of the eccentric shaft (23) of last eccentric shaft (23) is in the extreme higher position, and the eccentric axial line (33) of eccentric shaft (24) is in extreme lower position down, at this moment, distance between two parallel eccentric axial lines of upper and lower eccentric shaft is maximum, this position is the cut-in without ball position of cutting edge, and cut-in without ball opening degree maximum.When the firing point of moving plate (30) firing point away from still (31), be that distance between two parallel eccentric axial lines of upper and lower eccentric shaft is for hour, it is the clipped position of cutting edge, its last characteristic are, the revolution of saddle rotation when measuring the cutting edge cut-in without ball (when eccentric shaft is braked the back when static), realize that a pair of change-speed gearing of gear (2) lining can shear a kind of any cut lengths of basic multiple, be provided with revolution counter apparatus (28) in another axial end of main motor (1).Revolution counter apparatus (28) is made up of change-speed gearing (35), gear (36) and a revolution counter (29) of pair of meshing, this gearratio to change-speed gearing is identical with that gearratio to meshing gear [gear (15) and gear (13)] that main motor (1) drives the saddle rotation, i.e. i
8=z
36/ z
35=z
15/ z
13=3.5.Axle (34) in the revolution counter apparatus (28) is connected with the axle of main motor (1) by a shaft coupling, be cemented in gear (35) and gear (36) engagement that is cemented on the axle (37) on the axle (34), an end of axle (37) is connected with revolution counter (29).Like this, when upper and lower eccentric shaft is static from being braked, the number of turns of saddle rotation when the revolution of revolution counter (29) record is exactly cut-in without ball.
The shearing work process:
1, flying shearing machine are by 2 times of scales shearing basic multiple
The basic multiple of so-called shearing is meant that saddle whenever revolves and goes around that rolled piece (steel billet) is along the length of shearing the direction of advance operation.For example: when basic multiple was 2.5 meters, then 2 times of basic multiple was 2 * 2.5=5 rice.Under this kind working condition, the clutch in the control system (26) is normally off, and brake (27) is normally open, all is in off working state near other elements in switch (25) and the control system.Two outputs of gear (2) all have continuous rotation output.When main motor (1) starts rotation, it passes to power shaft (5) in the gear (2) to rotation by a shaft coupling, the axle (5) by another shaft coupling rotation export in the working stand (3) the axle (12), be cemented in the gear (13) of axle on (12) by meshing with gear (15), rotation is passed to down saddle (14), its gearratio i
3=z
15/ z
13=3.5, gear (15) is again by passing to saddle (16) to rotation, its gearratio i with gear (17) engagement
4=z
17/ z
15=1, make to go up saddle (16), saddle (14) begins rotation from the final position A that shears and at A ' in opposite direction around separately axial line respectively down.Meanwhile power shaft (5) is by being cemented in gear (8) and the engagement of the gear (9) on the middle variable-speed shaft (6) on the axle, its gearratio i
1=z
9/ z
8=1, rotation is passed to axle (6), and [clutch (26) is normally off, gear (9) clamps fixed transferring power with axle (6)], the gear (10) in the middle of being cemented on variable-speed shaft (6) by be cemented in output shaft (7) on gear (11) be meshed its gearratio i
2=z
11/ z
10=2, rotation is passed to output shaft (7).The axle (7) by a shaft coupling rotation pass in the working stand (3) the axle (18), [brake (27) often is (loosening) state of opening, axle (7) transferring power], be cemented in gear (19) and gear (20) engagement, its gearratio i on the axle (18)
5=z
20/ z
19=3.5; Gear (20) and gear (21) engagement, its gearratio i
6=z
21/ z
19=1; Gear (21) and gear (22) engagement, its gearratio i
7=z
22/ z
21=3.5, eccentric shaft and last eccentric shaft are exported to down in rotation, make to go up eccentric shaft (23), following eccentric shaft (24) respectively around separately axial line in opposite direction from the final position B that shears and B ' and with the equidirectional rotation of corresponding saddle.The gearratio i=n of saddle of the present invention and eccentric shaft leads/n partially=2(n leads, n is respectively corresponding saddle partially and the revolution of eccentric shaft per minute rotation), promptly be that eccentric shaft rotation 1 is changeed, corresponding saddle rotation 2 commentaries on classics.(computational process:
I=(n
Lead)/(n
Partially)=(n
/
I3)/(n
/
I1i2i5)=(1 * 2 * 3.5)/3.5=2)
In flying shearing machine work, gearratio according to saddle and eccentric shaft, last saddle (16) and following saddle (14) are at first from shearing final position A and A ' some beginning, revolve and turn around, last eccentric shaft (23) and following eccentric shaft (24) are then respectively from shearing final position B and B ' some beginning, rotation 1/2 circle, at this moment, the eccentric axial line (32) of last eccentric shaft (23) is positioned at the extreme higher position, top, and the eccentric axial line (33) of eccentric shaft (24) is positioned at the below extreme lower position down, on cut the cutting edge on strand (40) and cut down on strand (44) cutting edge mutually away from, flying shearing machine are realized cut-in without ball.Last eccentric shaft (23) and following eccentric shaft (24) continue rotation 1/2 circle when getting back to B and at B ', and last saddle (16) and following saddle (14) revolve the once shearing of realization when being back to A and at A ' of turning around again.Work on down like this, just can realize shearing out continuously the rolled piece (steel billet) of 2 times of cut lengths of basic multiple.
2, flying shearing machine are by 2 times of scales greater than the basic multiple of shearing.
Flying shearing machine are by greater than 2 times of scales shearing basic multiple, are meant 3 times by basic multiple, 4 times, 5 times ... etc. the scale of any multiple, can shear 3 * 2.5 meters, 4 * 2.5 meters, 5 * 2.5 meters ... etc. any length of rolled piece.
Under this kind working condition, the clutch in the control system, brake, all in running order near other elements such as switches.(2) two outputs of gear, wherein, axle (5) output is to last, and following saddle has continuous rotation output; Axle (7) output has the rotation output of interruption according to certain rules to upper and lower eccentric shaft.
When main motor (1) starts rotation, clutch (26) is closure state, brake (27) is off-state, revolution counter (19) shows 1, main motor (1) is by shaft coupling, axle (5), another shaft coupling, axle (12), gear (13) and gear (15), gear (15) and gear (17), rotation is passed to saddle and following saddle, make and go up saddle (16), final position A and A ' some beginning rotation continuously that following saddle (14) is sheared in the opposite direction certainly around axial line separately respectively.Meanwhile, main motor (1) is again by shaft coupling, axle (5), gear (8) and gear (9), middle variable-speed shaft (6), gear (10) and gear (11), axle (7) passes to upper and lower eccentric shaft in the working stand (3) with rotation, make to go up eccentric shaft (23), following eccentric shaft (24) respectively around separately axial line in the opposite direction from the final position B that shears and B ' and with the equidirectional rotation of corresponding saddle.The gearratio i=2 of saddle and eccentric shaft.Gearratio according to saddle and eccentric shaft, last saddle (16) and following saddle (14) are at first from shearing final position A and A ' some beginning, revolve and turn around, last eccentric shaft (23) and following eccentric shaft (24) are then respectively from shearing final position B and B ' some beginning, rotation 1/2 circle, the eccentric axial line (32) of last eccentric shaft is positioned at the extreme higher position, top, and down the eccentric axial line (33) of eccentric shaft is positioned at the below extreme lower position, on cut the cutting edge on strand (40) and cut down on strand (44) cutting edge (cutting edge does not draw) away from.At this moment and since be installed in eccentric shaft (23) axial end near switch (25) conducting [firing point of moving plate (30) and still (31) firing point because approaching and conducting], the node in the control system (46) cut-out, node (48) closure.Solenoid directional control valve (47) commutation ends, and clutch (26) becomes disconnection [gear (9) is gone up idle running at axle (6)] by original closure; Solenoid directional control valve (49) commutation conducting, brake (27) becomes closure by original disconnection, and [brake (27) clamps axle (7), axle (7) stops operating], and make upper and lower eccentric shaft on the position of rotation 1/2 circle, stop operating, and static on this position.When upper and lower saddle was rotated further, the flying shearing machine cut-in without ball began (cutting edge opening degree maximum at this moment).Shear the cut lengths requirement according to reality, determine, after the number of turns of control and the rotation of realization saddle, the flying shearing machine cut-in without ball ends.How according to shearing the cut lengths requirement, determine, the rotating cycle of control and the cut-in without ball of realization saddle, does starting upper and lower eccentric shaft then realize shearing? for example: actual sheared length is that (N is the number of turns of a saddle rotation of every shearing for N * 2.5 meter, N=3,4,5 ...) shear final position B and B ' some rotation respectively when upper and lower eccentric shaft, on the position that goes to 1/2 circle, stop operating; From shearing final position A and A ' some rotation 1 commentaries on classics back (revolution counter (29) is shown as 2), cut-in without ball begins upper and lower saddle respectively.Saddle is rotated further, realize (finishing) cut-in without ball revolution T=(N-2), [T is the cut-in without ball revolution, for example: as N=3,4,5 ... the time, T=1,2,3 then ... ] according to selected cut lengths N * 2.5 meter, show that when revolution counter (29) revolution of saddle is N(N=T+2) time, revolution counter (29) will in time send pulse signal to controller (50), (while revolution counter automatic clear, the New count of laying equal stress on is in order to shearing next time.) closed also the making near switch (25) and node (48) by contactor (51) of node in the controller (50) cut off, solenoid directional control valve (49) commutation ends, brake (27) disconnects [brake (27) unclamps axle (7)], node (46) closure, solenoid directional control valve (47) commutation conducting, clutch (26) closure, upper and lower eccentric shaft is activated and corresponding with it upper and lower saddle rotates together, to realize shearing.When upper and lower eccentric shaft rotates 1/2 reply again to B and B ' point; When saddle rotates 1 reply to A and again at A ' up and down, finish once and shear.[revolution counter this moment (29) is shown as 1] just realized that the present invention by greater than 2 times of scales shearing basic multiple, promptly is by shearing 3,4,5 of basic multiple like this ... etc. any multiple scale.
The present invention can shear the multiple scale, and a pair of change-speed gearing in the gear can realize shearing a kind of any cut lengths of basic multiple, and the scale zone is wide.Cutting edge cut-in without ball opening degree is big, and the shear ability of flying shearing machine is given full play to.Simple in structure, dependable performance, installation, maintenance is convenient, and cost is low, and is good in economic efficiency.
Claims (6)
1, the wide flying shearing machine in a kind of scale zone are by main motor, gear, and working stand, cutting mechanism and control system are formed, and it is characterized in that gear is made up of power shaft, middle variable-speed shaft, output shaft, clutch, brake and gear; Control system is by being installed in being formed near clutch in switch and the gear and brake and the revolution counter apparatus that is installed on the main motor in the working stand.
2, flying shearing machine as claimed in claim 1 is characterized in that gear is made up of a power shaft, a middle variable-speed shaft, an output shaft, a clutch and a brake; Be consolidated with a gear on power shaft and the output shaft respectively, wherein, brake is installed on the output shaft, have two gears on the middle variable-speed shaft, wherein, gear be installed in the middle of clutch on the variable-speed shaft is connected and is meshed with gear on the power shaft, the another one gear is cemented on the variable-speed shaft of centre and is meshed with gear on the output shaft.
3, flying shearing machine as claimed in claim 2 is characterized in that can be provided with many gears to the different numbers of teeth on output shaft and the middle variable-speed shaft is meshed.
4, flying shearing machine as claimed in claim 3 is characterized in that the moving plate near switch on the working stand partly is installed in the axle head in the hole without acceptance of persons of eccentric shaft (perhaps descending eccentric shaft), and an other still partly is installed on the working stand.
5, flying shearing machine as claimed in claim 4, it is characterized in that a coexist side of eccentric shaft of center line near the moving plate firing point of switch and the eccentric orfice on the eccentric shaft, the still firing point be installed in eccentric axle head directly over (perhaps descend eccentric shaft under) and with the corresponding working stand of the firing point of moving plate on.
6, as claim 1,5 described flying shearing machine, the revolution counter apparatus that it is characterized in that being installed on the main motor is made up of a pair of change-speed gearing that is meshed and a revolution counter, and the gearratio of change-speed gearing is identical with the gearratio of the pair of engaged gears of main driven by motor saddle rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91103459 CN1059112A (en) | 1991-05-21 | 1991-05-21 | The wide flying shearing machine in a kind of scale zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91103459 CN1059112A (en) | 1991-05-21 | 1991-05-21 | The wide flying shearing machine in a kind of scale zone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1059112A true CN1059112A (en) | 1992-03-04 |
Family
ID=4906102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91103459 Pending CN1059112A (en) | 1991-05-21 | 1991-05-21 | The wide flying shearing machine in a kind of scale zone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1059112A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551708A (en) * | 2013-10-31 | 2014-02-05 | 无锡汉神电气有限公司 | Welding angle control device |
| CN109954946A (en) * | 2019-04-29 | 2019-07-02 | 深圳市博思得科技发展有限公司 | A kind of high speed continuous shear stress cutter |
-
1991
- 1991-05-21 CN CN 91103459 patent/CN1059112A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551708A (en) * | 2013-10-31 | 2014-02-05 | 无锡汉神电气有限公司 | Welding angle control device |
| CN103551708B (en) * | 2013-10-31 | 2015-10-28 | 无锡汉神电气有限公司 | Soldering angle control device |
| CN109954946A (en) * | 2019-04-29 | 2019-07-02 | 深圳市博思得科技发展有限公司 | A kind of high speed continuous shear stress cutter |
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