CN103934309A - Expanding-shrinking mechanism of flying shear production line unwinding machine - Google Patents
Expanding-shrinking mechanism of flying shear production line unwinding machine Download PDFInfo
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- CN103934309A CN103934309A CN201410084183.XA CN201410084183A CN103934309A CN 103934309 A CN103934309 A CN 103934309A CN 201410084183 A CN201410084183 A CN 201410084183A CN 103934309 A CN103934309 A CN 103934309A
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Abstract
The present invention provides an expanding-shrinking mechanism of a flying shear production line unwinding machine. The expanding-shrinking mechanism comprises a frame, a motor, a main shaft transmission system fixed on the frame, and a drum device, wherein the main shaft transmission system comprises a gear box, a main shaft and a rolling bearing fixed on the frame, the main shaft is assembled in the rolling bearing, one end of the main shaft is connected with the gear box, the gear box is connected to the motor, the drum device comprises a brake disk, a cylinder part, a pressing plate, a plurality of arc plates and a plurality of movement blocks, the brake disk and the cylinder part are connected and sleeve on the main shaft, the plurality of the arc plates are uniformly distributed on the periphery of the main shaft and are constrained by expanding rubber rings, the cylinder part is connected with the arc plates, the movement blocks are the taper blocks, the plurality of the movement blocks are arranged between the arc plates and the main shaft, and the movement blocks are matched with main shaft threads. According to the present invention, the motor is adopted to replace the hydraulic cylinder so as to be adopted as the power source, and the movement block moves along the threads when the main shaft is driven by the motor to rotate so as to achieve drum expansion; and the expanding-shrinking mechanism has characteristics of simple structure, easy assembly and low cost.
Description
Technical field
The invention belongs to mechanical field, especially a kind of expansion mechanism for flying shear line unreeling machine.
Background technology
Flying shear line be a kind of by the metal plate levelling of rolling, cut into the production line of designated length stacking.Flying shear line part mainly contains unreeling machine, level(l)ing machine, feed mechanism, flying shear plate shearing machine, bunching device, feeding trolley etc.Wherein unreeling machine is mainly used in metal blank volume to unreel, the diameter of different metal plate volume is different, therefore,, when metal blank package is downloaded on unreeling machine, the diameter of adjustment unreeling machine reel that need to be by expansion mechanism is done corresponding adjustment with the size of metal blank volume.
In the prior art, adopt hydraulic cylinder for unreeling machine reel expansion mechanism provides power, by the pressure of hydraulic cylinder, change the variation of drive main shaft diameter, by movable block axially reciprocating on main shaft, control the harmomegathus of reel arc plate, thereby change drum diameter.But hydraulic cylinder and control system thereof make the complex structure of expansion mechanism, assemble more loaded down with trivial details, and, in hydraulic cylinder and control system thereof, only when unreeling, use, all the other times are idle, make cost higher.
The Chinese utility model patent of Granted publication number: CN203389997U discloses " a kind of expansion mechanism for coiler plate axle ", the oval tubular construction that described coiler plate axle is comprised of four fan leafs, described expansion mechanism comprises a harmomegathus main shaft and the oblique twig of a plurality of harmomegathus, described harmomegathus main shaft is located at described cylindrical shape mechanism center position, and what the oblique twig of described a plurality of harmomegathus was equal in number is located on described four fan leafs; Position with respect to the oblique twig of each harmomegathus on described harmomegathus main shaft is equipped with a groove, and the oblique twig of described each harmomegathus all can embed in the groove on corresponding harmomegathus main shaft.By the way, the expansion mechanism for coiler plate axle described in the utility model, can make the blade of coiler plate axle can realize seamless closure, thereby can on steel band, not leave impression when batching steel band.
Summary of the invention
For Shortcomings in prior art, the invention provides a kind of expansion mechanism of flying shear line unreeling machine, directly with spindle motor, control unreeling machine reel harmomegathus, thereby change traditional mode with hydraulic pressure drive control system reel harmomegathus, simplify control procedure.
The present invention realizes above-mentioned technical purpose by following technological means.
The expansion mechanism of flying shear line unreeling machine, comprises frame, motor, is fixed on main axis transmission system and roll device in frame; Described main axis transmission system comprises gear-box, main shaft, is fixed on the rolling bearing in frame, described spindle mounted is in rolling bearing, one end of main shaft is connected with gear-box, gear-box is connected with motor by shaft coupling, the other end of main shaft is fixed on main shaft support frame, and described main shaft is provided with external screw thread; Described roll device comprises brake disc, cylindrical element, pressing plate, a plurality of arc plate, a plurality of movable block, described brake disc, cylindrical element interconnect and are nested on main shaft, a plurality of arc plates are uniformly distributed in around main shaft and by expanded rubber circle and retrain, and described cylindrical element is connected with arc plate; Described movable block is tapered block, a plurality of movable blocks are separately positioned between a plurality of arc plates and main shaft, the inner side of described arc plate has T-shaped groove, the side that described movable block contacts with arc plate has the T-shaped boss with described T-shaped groove fit, and the one side that described movable block contacts with main shaft is provided with the screw thread matching with external screw thread on main shaft.
Preferably, described motor, main axis transmission system and roll device are all fixed in frame by bolt and welding gusset support.
Preferably, the number of described arc plate is 4, the integral multiple that the number of described movable block is 4.
Preferably, one end that described cylindrical element contacts with arc plate has cruciate flower boss, one end that arc plate contacts with cylindrical element has cruciate flower groove, and the cruciate flower boss of cylindrical element is nested in the cruciate flower groove on arc plate, and described cruciate flower boss is limited by the pressing plate being fixed on arc plate.
The expansion mechanism of flying shear line unreeling machine of the present invention, the principle of controlling main shaft harmomegathus from conventional cylinder transmission is different, to using motor to replace hydraulic cylinder as the power source of reel harmomegathus, main shaft and movable block pass through threaded engagement, while rotating under the drive of main shaft at motor, movable block moves along screw thread, thereby realizing reel expands, saved the labyrinth of hydraulic part, simple in structure, easily, control accuracy is constant in assembling, can, by controlling the rotary speed of motor and the Swelling and contraction that direction realizes reel, reduce cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the expansion mechanism of flying shear line unreeling machine of the present invention.
Fig. 2 is the partial enlarged drawing at A place in Fig. 1.
Fig. 3 be in Fig. 1 B to sectional view.
Fig. 4 is the enlarged drawing at C place in Fig. 1.
Description of reference numerals is as follows:
1-frame, 2-motor, 3-gear-box, 4-brake disc, 5-bearing, 6-pressing plate, 7-cylindrical element, 8-movable block, 9-arc plate, 10-main shaft support frame, 11-main shaft.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
As shown in Figure 1, the expansion mechanism of flying shear line unreeling machine of the present invention, comprises frame 1, motor 2, main axis transmission system and roll device.Described motor 2, main axis transmission system and roll device are all fixed in frame 1 by bolt and welding gusset support.
Described main axis transmission system comprises gear-box 3, main shaft 11, is fixed on the rolling bearing 5 in frame 1, described main shaft 11 is assemblied in rolling bearing 5, one end of main shaft 11 is connected with gear-box 3, gear-box 3 is connected with motor 2 by shaft coupling, the other end of main shaft 11 is fixed on main shaft support frame 10, and described main shaft 11 is provided with external screw thread.
Described roll device comprises brake disc 4, cylindrical element 7, pressing plate 6, a plurality of arc plate 9, a plurality of movable block 8, and preferably, the number of described arc plate 9 is 4, the integral multiple that the number of described movable block 8 is 4, for example 8.
Described brake disc 4, cylindrical element 7 interconnect and are nested on main shaft 11, and 4 arc plates 9 are uniformly distributed in around main shaft 11 and by expanded rubber circle and retrain, and described cylindrical element 7 is connected with arc plate 9.
As shown in Figure 2 and Figure 3, described movable block 8 is tapered block, 8 movable blocks 8 are separately positioned between 4 arc plates 9 and main shaft 11, the inner side of described arc plate 9 has T-shaped groove, the side that described movable block 8 contacts with arc plate 9 has the T-shaped boss with described T-shaped groove fit, and the one side that described movable block 8 contacts with main shaft 11 is provided with the screw thread matching with external screw thread on main shaft 11.
Particularly, the connected mode of described cylindrical element 7 and arc plate 9 as shown in Figure 4, one end that described cylindrical element 7 contacts with arc plate 9 has cruciate flower boss, one end that arc plate 9 contacts with cylindrical element 7 has cruciate flower groove, the cruciate flower boss of cylindrical element 7 is nested in the cruciate flower groove on arc plate 9, and described cruciate flower boss is by pressing plate 6 restrictions that are fixed on arc plate 9.
During work, first motor 2 turns round, and the working gear of driven gear case 3 inside produces enough large output torque and drives main shaft 11 rotations.Take reel distending as example, before motor 2 runnings, brake disc 4 is in braking state, be attached thereto the cylindrical element 77 connecing and also keep motionless, the pressing plate 6 and the arc plate 9 that are correspondingly nested on cylindrical element 7 bottom cruciate flower boss cannot rotate motion, but arc plate 9 can move up and down along cruciate flower boss, i.e. moving radially with respect to main shaft 11.Now power supply is so that motor 2 runnings, main shaft 11 obtains enough large output torque and rotates, described movable block 8 contacts cooperation with main shaft 11 screw threads, main shaft 11 rotates and can drive movable block 8 translation vertically, when movable block 8 is in Fig. 1 from left to right during translation, arc plate 9 is moved piece 8 jack-up, along four blocks of arc plates 9 of main shaft 11 circumferential arrangement all by four movable block 8 jack-up, thereby drum diameter is increased, applicable to laying the metal blank volume that diameter is larger.
Main shaft 11 is done contrary rotation with said process can realize reducing of drum diameter, thereby for laying the metal blank volume that diameter is less.
After drum diameter has regulated, lay metal blank volume, control brake disc 4 and unclamp, make main shaft 11 according to different needs, rotate to discharge metal blank for follow-up level(l)ing machine from roll device integral body, the processing such as flying shear cutter is used.
Described embodiment is preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; in the situation that not deviating from flesh and blood of the present invention, any apparent improvement, replacement or modification that those skilled in the art can make all belong to protection scope of the present invention.
Claims (4)
1. the expansion mechanism of flying shear line unreeling machine, comprises frame (1), motor (2), is fixed on main axis transmission system and roll device in frame (1); It is characterized in that, described main axis transmission system comprises gear-box (3), main shaft (11), is fixed on the rolling bearing (5) in frame (1), described main shaft (11) is assemblied in rolling bearing (5), one end of main shaft (11) is connected with gear-box (3), gear-box (3) is connected with motor (2) by shaft coupling, it is upper that the other end of main shaft (11) is fixed on main shaft support frame (10), and described main shaft (11) is provided with external screw thread; Described roll device comprises brake disc (4), cylindrical element (7), pressing plate (6), a plurality of arc plate (9), a plurality of movable block (8), described brake disc (4), cylindrical element (7) interconnect and are nested on main shaft (11), a plurality of arc plates (9) are uniformly distributed in main shaft (11) and around and by expanded rubber circle retrain, and described cylindrical element (7) is connected with arc plate (9); Described movable block (8) is tapered block, a plurality of movable blocks (8) are separately positioned between a plurality of arc plates (9) and main shaft (11), the inner side of described arc plate (9) has T-shaped groove, the side that described movable block (8) contacts with arc plate (9) has the T-shaped boss with described T-shaped groove fit, and the one side that described movable block (8) contacts with main shaft (11) is provided with the screw thread matching with external screw thread on main shaft (11).
2. expansion mechanism according to claim 1, is characterized in that, described motor (2), main axis transmission system and roll device are all fixed in frame (1) by bolt and welding gusset support.
3. expansion mechanism according to claim 1, is characterized in that, the number of described arc plate (9) is 4, the integral multiple that the number of described movable block (8) is 4.
4. according to the expansion mechanism described in claim 1 or 3, it is characterized in that, described cylindrical element (7) has cruciate flower boss with one end that arc plate (9) contacts, arc plate (9) has cruciate flower groove with one end that cylindrical element (7) contacts, the cruciate flower boss of cylindrical element (7) is nested in the cruciate flower groove on arc plate (9), and described cruciate flower boss is by pressing plate (6) restriction being fixed on arc plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084183.XA CN103934309A (en) | 2014-03-07 | 2014-03-07 | Expanding-shrinking mechanism of flying shear production line unwinding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084183.XA CN103934309A (en) | 2014-03-07 | 2014-03-07 | Expanding-shrinking mechanism of flying shear production line unwinding machine |
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| CN103934309A true CN103934309A (en) | 2014-07-23 |
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| CN201410084183.XA Pending CN103934309A (en) | 2014-03-07 | 2014-03-07 | Expanding-shrinking mechanism of flying shear production line unwinding machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106185436A (en) * | 2016-08-31 | 2016-12-07 | 广东豪美铝业股份有限公司 | Cutting and rolling all-in-one of a kind of coil paper |
| CN106219323A (en) * | 2016-08-31 | 2016-12-14 | 苏州菱欧自动化科技股份有限公司 | A kind of main axle structure that rotating of optical cable looping device |
| CN106219325A (en) * | 2016-08-11 | 2016-12-14 | 天津市恒兴冶金机械制造有限公司 | A kind of Novel recoiling machine |
| CN107470389A (en) * | 2016-06-07 | 2017-12-15 | 合肥神马科技集团有限公司 | A kind of actinobacillus device |
| CN107737818A (en) * | 2017-11-29 | 2018-02-27 | 乳源东阳光优艾希杰精箔有限公司 | A kind of mechanical expansion shaft |
| CN108996319A (en) * | 2018-08-17 | 2018-12-14 | 安阳市乔戈里机电设备有限公司 | The double-station winding system of valve snail admission machine and its composition |
| CN112916714A (en) * | 2021-02-01 | 2021-06-08 | 雪亿科技(成都)有限公司 | Punching equipment for forming housing of Internet of things intelligent gas meter |
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| GB2221771A (en) * | 1988-08-12 | 1990-02-14 | Bwg Bergwerk Walzwerk | Coil winder control |
| CN101327675A (en) * | 2008-07-31 | 2008-12-24 | 西安理工大学 | Automatic expansion shaft |
| CN201254413Y (en) * | 2008-08-18 | 2009-06-10 | 上海网讯新材料科技股份有限公司 | Mechanical expansion shaft |
| KR20120032974A (en) * | 2010-09-29 | 2012-04-06 | 현대제철 주식회사 | Device of inserting inside coil bore for preventing collapse and apparatus of inserting the same |
| CN102430615A (en) * | 2011-11-17 | 2012-05-02 | 江阴市长乐新科技电源有限公司 | Unreeling and discharging tension bracket |
| CN202481858U (en) * | 2012-03-16 | 2012-10-10 | 无锡市普天铁心有限公司 | Electric expansion and contraction device for material ring head |
| CN203091582U (en) * | 2012-12-26 | 2013-07-31 | 三弘重工科技有限公司 | Transformer silicon steel sheet punching and feeding device |
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2014
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2221771A (en) * | 1988-08-12 | 1990-02-14 | Bwg Bergwerk Walzwerk | Coil winder control |
| CN101327675A (en) * | 2008-07-31 | 2008-12-24 | 西安理工大学 | Automatic expansion shaft |
| CN201254413Y (en) * | 2008-08-18 | 2009-06-10 | 上海网讯新材料科技股份有限公司 | Mechanical expansion shaft |
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| CN202481858U (en) * | 2012-03-16 | 2012-10-10 | 无锡市普天铁心有限公司 | Electric expansion and contraction device for material ring head |
| CN203091582U (en) * | 2012-12-26 | 2013-07-31 | 三弘重工科技有限公司 | Transformer silicon steel sheet punching and feeding device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470389A (en) * | 2016-06-07 | 2017-12-15 | 合肥神马科技集团有限公司 | A kind of actinobacillus device |
| CN107470389B (en) * | 2016-06-07 | 2020-10-13 | 合肥神马科技集团有限公司 | Paying-off device |
| CN106219325A (en) * | 2016-08-11 | 2016-12-14 | 天津市恒兴冶金机械制造有限公司 | A kind of Novel recoiling machine |
| CN106185436A (en) * | 2016-08-31 | 2016-12-07 | 广东豪美铝业股份有限公司 | Cutting and rolling all-in-one of a kind of coil paper |
| CN106219323A (en) * | 2016-08-31 | 2016-12-14 | 苏州菱欧自动化科技股份有限公司 | A kind of main axle structure that rotating of optical cable looping device |
| CN106219323B (en) * | 2016-08-31 | 2018-06-05 | 苏州菱欧自动化科技股份有限公司 | A kind of main axle structure that rotates of optical cable looping device |
| CN107737818A (en) * | 2017-11-29 | 2018-02-27 | 乳源东阳光优艾希杰精箔有限公司 | A kind of mechanical expansion shaft |
| CN108996319A (en) * | 2018-08-17 | 2018-12-14 | 安阳市乔戈里机电设备有限公司 | The double-station winding system of valve snail admission machine and its composition |
| CN112916714A (en) * | 2021-02-01 | 2021-06-08 | 雪亿科技(成都)有限公司 | Punching equipment for forming housing of Internet of things intelligent gas meter |
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Application publication date: 20140723 |