CN104759684A - Automatic plate shearing machine back barrier lifting device and method - Google Patents
Automatic plate shearing machine back barrier lifting device and method Download PDFInfo
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- CN104759684A CN104759684A CN201510205151.5A CN201510205151A CN104759684A CN 104759684 A CN104759684 A CN 104759684A CN 201510205151 A CN201510205151 A CN 201510205151A CN 104759684 A CN104759684 A CN 104759684A
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- material stopping
- back material
- screw
- shearing machine
- plate shearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/10—Stops for positioning work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories And Tools For Shearing Machines (AREA)
- Shearing Machines (AREA)
Abstract
The invention discloses an automatic plate shearing machine back barrier lifting device and a method, and belongs to the field of plate shearing machines. The automatic plate shearing machine back barrier lifting device solves the problems that when an existing plate shearing machine machines large and long plates, a back barrier device generates barrier, a back barrier beam needs to be detached, and production efficiency is affected. The device comprises a back barrier and an upper knife rest and further comprises a driver, a screw box, a first guide wheel, a reversing wheel and a second guide wheel. The screw box is fixed to the upper knife rest. One end of the screw box is connected with the driver, and the other end of the screw box is provided with a connection frame. The connection frame is provided with two steel wire ropes. One steel wire rope passes through the first guide wheel and then is connected with the back barrier, and the other steel wire rope sequentially passes through the reversing wheel and the second guide wheel and then is connected with back barrier. The first guide wheel, the reversing wheel and the second guide wheel are fixed to the upper knife rest. By means of the automatic plate shearing machine back barrier lifting device and the method, the back barrier can be quickly lifted up, more deep space is reserved for a panel to be machined, manpower and time are saved, and production efficiency is greatly improved.
Description
Technical field
The invention belongs to plate shearing machine field, specifically, relate to a kind of plate shearing machine back material stopping apparatus for automatically lifting and method.
Background technology
Plate shearing machine does reciprocating linear motion with a blade another blade relative to shear the machine of sheet material.Be borrow in the cutter moved and fixing bottom knife, adopt rational gap blade, shearing force is applied to the sheet metal of various thickness, make sheet material by required size fracture separation.Plate shearing machine belongs to the one in metal forming machinery, and Main Function is exactly metal-working industry.Product is widely used in the industries such as aviation, light industry, metallurgy, chemical industry, building, boats and ships, automobile, electric power, electrical equipment, decoration and provides required special-purpose machinery and complete set of equipments.Plate shearing machine generally comprises workbench, upper tool post and rear material stopping device etc., rear material stopping device plays the effect of positioning workpieces size, but when processed sheet material is larger, when built-in length exceeds the back material stopping degree of depth, rear material stopping device then creates blanketing, in the case, common practices is that back blocking beam is directly removed, again back blocking beam is loaded onto after processing this large sheet material, but repeated disassembled and assembled brings the deuce to pay to production like this, wastes manpower and time.
Chinese Patent Application No. 201320129768.X, the patent document in publication date on September 11st, 2013, disclose a kind of automatic lifting numerical control bender back material stopping system, comprise the X-axis rear material stopping device be symmetricly set on left and right sidesing wall plate, the R axle rear material stopping device be arranged on described X-axis rear material stopping device, be fixedly mounted on back blocking beam on R axle rear material stopping device and X-axis, R axle servo motor transmission system.The utilization of the secondary and servomotor of the line slideway auxiliary of this utility model and ball-screw, ensure that the positioning precision of X-axis and running precision and the speed of service.R axle back material stopping under the tight occlusion of lifting linking member and gear by the control of servomotor, up-down adjustment that can be steady, sensitive.Need only to input corresponding numerical value in CNC Panel during different R axle height user, save the trouble of manually adjustment.And this kind of set-up mode decreases the potential safety hazard manually adjusted, and improves the operating efficiency of operating personnel, also has very great help to the precision improving workpiece, effectively improves the NC postprocessing level of machine tool.
Chinese Patent Application No. 201320688155.X, the patent document in publication date on May 28th, 2014, disclose a kind of hydraulic plate shears back material stopping transmission device, the rear and front end of left and right backgauge support is respectively equipped with support end plate, before and after support and to be separately installed with the ball-screw and line slideway that axis is parallel to each other between end plate, the ball-screw of the left and right sides and line slideway are separately installed with backgauge screw bolt seat, backgauge screw bolt seat can linearly move by guide rail respectively under the driving of corresponding ball-screw, backgauge screw bolt seat is connected to backgauge pin, backgauge pin is connected to the left and right sides of striker plate, the homonymy axle head of ball-screw is separately installed with the screw synchronous wheel of the identical number of teeth, the axle head of drive motors is provided with driving wheel, driving wheel is taken turns with two screw synchronous successively by Timing Belt and is in transmission connection, the both sides of two screw synchronous wheels are respectively equipped with regulating wheel.When fracture appears in Timing Belt, two ball-screws will stop operating simultaneously, and two backgauge screw bolt seats stop mobile simultaneously, can not cause the inclination of striker plate both sides.
Disclosed in above-mentioned two parts of patent documents all there is following problem in technical scheme: when the sheet material that processing length is larger, the length that sheet material stretches in plate shearing machine can be very long, even exceed the back material stopping degree of depth, now rear material stopping device can produce blanketing, make plate shearing machine sheared length can not be greater than the sheet material of depth capacity that rear material stopping device regulates, in the case, back blocking beam is needed to remove, again back blocking beam is loaded onto after processing this large sheet material, such repeated disassembled and assembled not only causes equipment damage, also the deuce to pay is brought to production, waste manpower and time, reduce production efficiency.
Summary of the invention
The problem that 1, will solve
During for the sheet material that existing plate shearing machine processing is large and long, rear material stopping device produces and hinders, and needs to remove back blocking beam, but the problem of production efficiency is affected, the invention provides a kind of plate shearing machine back material stopping apparatus for automatically lifting and method, when processing large and long sheet material, back material stopping can rise fast, how deep space is abdicated to sheet material to be processed, after machining, decline reset fast, continues the processing of other small dimension sheet materials, decrease manpower and time, substantially increase production efficiency.
2, technical scheme
For solving the problem, the present invention adopts following technical scheme.
A kind of plate shearing machine back material stopping apparatus for automatically lifting, comprise back material stopping and upper tool post, also comprise driver, screw rod box, the first directive wheel, reverse wheel and the second directive wheel, described screw rod box is fixed on upper tool post, one end of screw rod box is connected with driver, and the other end is provided with link, and link is provided with two steel wire ropes, wherein steel cable is connected with back material stopping through the first directive wheel, and another steel cable is connected with back material stopping through reverse wheel, the second directive wheel successively; The first described directive wheel, reverse wheel and the second directive wheel are all fixed on upper tool post.
Preferably, described screw rod box comprises screw rodb base, screw mandrel, guide rod and guide rod seat, and described guide rod is connected with link through guide rod seat, and the other end is provided with screw; Described screw mandrel one end is connected with screw through screw rodb base, and the other end is connected with driver.
Preferably, described guide rod is provided with travel switch block.
Preferably, described back material stopping comprises the first back material stopping assembly, back blocking beam and the second back material stopping assembly, the two ends of described back blocking beam respectively with the first back material stopping assembly, the second back material stopping assembly is vertical is connected.
Preferably, described upper tool post lower end is provided with U-lag guide rail link plate, and the first described back material stopping assembly, the second back material stopping assembly are provided with the slide protrusion matched with U-lag on U-lag guide rail link plate.
Preferably, described driver is motor and worm reduction box.
A kind of plate shearing machine back material stopping automatic lifting method, the steps include:
1) above-mentioned plate shearing machine back material stopping apparatus for automatically lifting is installed, screw rodb base and guide rod seat are fixed on upper tool post; First directive wheel and reverse wheel are arranged on the side near guide rod seat on upper tool post, the second directive wheel are arranged on the side near screw rodb base on upper tool post; Be fixed on link with steel wire rope one end, the other end is fixed on the first back material stopping assembly after walking around the first directive wheel, be fixed on link with steel cable one end again, the other end is walked around after reverse wheel walks around the second directive wheel after 180 ° of commutations and is fixed on the second back material stopping assembly; Slide protrusion on first back material stopping assembly, the second back material stopping assembly is connected with the U-lag guide rail link plate of upper tool post lower end;
2) automatic control system is set, position near guide rod on upper tool post arranges the first travel switch and the second travel switch, and the distance that the distance between the first travel switch and the second travel switch can rise according to the first back material stopping assembly and the second back material stopping assembly is determined;
3) original state is set, adjustment guide rod distance screw rodb base farthest time be original state, now travel switch block contacts with the first travel switch; Adjustment rope capacity, makes the first back material stopping assembly and the second back material stopping assembly drop to minimum point;
4) back material stopping rises control automatically, and start driver, driver drives screw mandrel rotates in screw, screw pulls guide rod close to screw rodb base, and now back material stopping rises, until travel switch block touches the second travel switch, driver power-off stops, and back material stopping rises to extreme higher position;
5) back material stopping declines control automatically, start driver, driver drives screw mandrel rotates in screw, screw promotes guide rod and moves to away from screw rodb base direction, now back material stopping declines, until travel switch block touches the first travel switch, driver power-off stops, and back material stopping drops to initial position.
Preferably, described back material stopping completes the action of rising or declining by the slide protrusion be arranged on the first back material stopping assembly and the second back material stopping assembly along the U-lag in U-lag guide rail link plate.
3, beneficial effect
Compared to prior art, beneficial effect of the present invention is:
(1) device of the present invention adopts screw mandrel screw motion in driver drives screw rod box, pull back material stopping by steel wire rope through directive wheel again, structure is simple, and action is accurate, back material stopping can be elevated quickly and accurately, guarantee that plate shearing machine completes the shearing of large and long sheet material workpiece;
(2) device screw rod box of the present invention comprises screw rodb base, screw mandrel, guide rod and guide rod seat, and guide rod is connected with link through guide rod seat, and the other end is provided with screw; Screw mandrel one end is connected with screw through screw rodb base, and the other end is connected with driver, compact conformation, and transmission is smooth, and efficiency is high, and production cost is low;
(3) device guide rod of the present invention is provided with travel switch block, plays the effect of guide rod stroke limit induction of signal, thus completes automatic hold function;
(4) device upper tool post lower end of the present invention is provided with U-lag guide rail link plate, first back material stopping assembly, the second back material stopping assembly are provided with the slide protrusion matched with U-lag on U-lag guide rail link plate, play the effect connecting upper tool post and back material stopping well, back material stopping can be assisted to complete elevating function neatly simultaneously;
(5) device driver of the present invention is motor and worm reduction box, compact conformation, and transmission is accurate, and facilitates the layout of equipment;
(6) method of the present invention can automatically control back material stopping and is elevated flexibly, accurately, bring conveniently to the production of plate shearing machine, especially at the sheet material that processing dimension specification is larger, back material stopping produces and hinders, when must remove back blocking beam, this method avoids the repeated disassembled and assembled of equipment, decrease the damage of equipment, extend service life of equipment, and save working time, reduce the labour intensity of workman, bring large increase to production efficiency.
Accompanying drawing explanation
Fig. 1 is the perspective view of apparatus of the present invention;
Fig. 2 is the front views of apparatus of the present invention when not comprising upper tool post;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is structural representation when not comprising back material stopping and upper tool post in Fig. 2;
Fig. 5 is the upward view of Fig. 4;
Fig. 6 is the cross-sectional view of apparatus of the present invention screw rod box;
Fig. 7 is the position views of apparatus of the present invention on plate shearing machine.
In figure: 1, driver; 2, screw rod box; 3, link; 5, the first directive wheel; 4, reverse wheel; 6, back material stopping; 7, the second directive wheel; 8, upper tool post; 9, the first back material stopping assembly; 10, back blocking beam; 11, the second back material stopping assembly; 12, U-lag guide rail link plate; 13, the first travel switch; 14, the second travel switch; 21, screw rodb base; 22, screw; 23, screw mandrel; 24, guide rod; 25, guide rod seat; 26, travel switch block.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment 1
As shown in Fig. 1 ~ Fig. 7, a kind of plate shearing machine back material stopping apparatus for automatically lifting, comprises back material stopping 6, upper tool post 8, driver 1, screw rod box 2, first directive wheel 5, reverse wheel 4 and the second directive wheel 7; Back material stopping 6 comprises the first back material stopping assembly 9, back blocking beam 10 and the second back material stopping assembly 11, and the two ends of back blocking beam 10 are connected with the first back material stopping assembly 9, second back material stopping assembly 11 is vertical respectively; Upper tool post 8 lower end is provided with U-lag guide rail link plate 12, first back material stopping assembly 9, second back material stopping assembly 11 is provided with the slide protrusion matched with U-lag on U-lag guide rail link plate 12, and the first back material stopping assembly 9, second back material stopping assembly 11 is connected with the U-lag guide rail link plate 12 of upper tool post 8 lower end by slide protrusion; Driver 1 is motor and worm reduction box; Screw rod box 2 is fixed on upper tool post 8, screw rod box 2 comprises link 3, screw rodb base 21, screw mandrel 23, guide rod 24 and guide rod seat 25, guide rod 24 one end is connected with link 3 through guide rod seat 25, and the other end is provided with screw 22, and the outer surface of guide rod 24 is provided with travel switch block 26; Screw mandrel 23 one end is connected with screw 22 through screw rodb base 21, and the other end is connected with worm reduction box output on driver 1; Link 3 is provided with two steel wire ropes, and wherein steel cable is connected with the first back material stopping assembly 9 of back material stopping 6 through the first directive wheel 5, and another steel cable is connected with the second back material stopping assembly 11 of back material stopping 6 through reverse wheel 4, second directive wheel 7 successively; First directive wheel 5, reverse wheel 4 and the second directive wheel 7 are all fixed on upper tool post 8.
A kind of plate shearing machine back material stopping automatic lifting method, the steps include:
1) above-mentioned a kind of plate shearing machine back material stopping apparatus for automatically lifting is installed, screw rodb base 21 and guide rod seat 25 are fixed on upper tool post 8; First directive wheel 5 and reverse wheel 4 are arranged on the side near guide rod seat 25 on upper tool post 8, the second directive wheel 7 are arranged on the side near screw rodb base 21 on upper tool post 8; Be fixed on link 3 with steel wire rope one end, the other end is fixed on after walking around the first directive wheel 5 on first back material stopping assembly 9, be fixed on link 3 with steel cable one end again, the other end commutates after 180 ° through reverse wheel 4 and walks around the second directive wheel 7 again, is finally fixed on the second back material stopping assembly 11; Slide protrusion on first back material stopping assembly 9, second back material stopping assembly 11 is snapped in the U-lag of U-lag guide rail link plate 12 of upper tool post 8 lower end, the first back material stopping assembly 9, second back material stopping assembly 11 is connected with the U-lag guide rail link plate 12 of upper tool post 8 lower end;
2) automatic control system is set, upper tool post 8 arranges the first travel switch 13 near the position of guide rod 24 and the second travel switch 14, first travel switch 13 is connected with the motor on driver 1 through contactor respectively with the second travel switch 14; Distance between first travel switch 13 and the second travel switch 14 equals 500mm, i.e. corresponding first back material stopping assembly 9 or the second back material stopping assembly 11 and step 1) described in the tie point that is connected of the two steel wire ropes ultimate range that can rise be 500mm;
3) arrange original state, apart from screw rodb base 21 farthest, be namely original state during distance 500mm, now travel switch block 26 contacts with the first travel switch 13 adjustment guide rod 24; Adjustment rope capacity, make the first back material stopping assembly 9 and the second back material stopping assembly 11 drop to minimum point, namely the first back material stopping assembly 9 and the second back material stopping assembly 11 are in level;
4) back material stopping 6 rises control automatically, start the motor on driver 1, motor rotates forward, the power that motor exports drives screw mandrel 23 to rotate in screw 22 after worm reduction box speed change, screw 22 pulls guide rod 24 close to screw rodb base 21, now back material stopping 6 is risen along the U-lag in U-lag guide rail link plate 12 by the slide protrusion be arranged on the first back material stopping assembly 9 and the second back material stopping assembly 11, until travel switch block 26 touches the second travel switch 14, motor controls power-off by contactor to be stopped, and back material stopping 6 rises to extreme higher position;
5) back material stopping 6 declines control automatically, start the motor on driver 1, motor counter-rotating, the power that motor exports drives screw mandrel 23 to rotate in screw 22 after worm reduction box speed change, screw 22 promotes guide rod 24 and moves to away from screw rodb base 21 direction, now back material stopping 6 is declined along the U-lag in U-lag guide rail link plate 12 by the slide protrusion be arranged on the first back material stopping assembly 9 and the second back material stopping assembly 11, until travel switch block 26 touches the first travel switch 13, motor on driver 1 controls power-off by contactor to be stopped, back material stopping 6 drops to initial position.
The present invention can automatically control back material stopping and be elevated flexibly, accurately, bring conveniently to the production of plate shearing machine, especially at the sheet material that processing dimension specification is larger, back material stopping produces and hinders, when must remove back blocking beam, this method avoids the repeated disassembled and assembled of equipment, decrease the damage of equipment, extend service life of equipment, and save working time, reduce the labour intensity of workman, bring large increase to production efficiency.
Claims (10)
1. a plate shearing machine back material stopping apparatus for automatically lifting, comprise back material stopping (6) and upper tool post (8), it is characterized in that: also comprise driver (1), screw rod box (2), first directive wheel (5), reverse wheel (4) and the second directive wheel (7), described screw rod box (2) is fixed on upper tool post (8), one end of screw rod box (2) is connected with driver (1), the other end is provided with link (3), link (3) is provided with two steel wire ropes, wherein steel cable is connected with back material stopping (6) through the first directive wheel (5), another steel cable is successively through reverse wheel (4), second directive wheel (7) is connected with back material stopping (6), described the first directive wheel (5), reverse wheel (4) and the second directive wheel (7) are all fixed on upper tool post (8).
2. a kind of plate shearing machine back material stopping apparatus for automatically lifting according to claim 1, it is characterized in that: described screw rod box (2) comprises screw rodb base (21), screw mandrel (23), guide rod (24) and guide rod seat (25), described guide rod (24) one end is connected with link (3) through guide rod seat (25), and the other end is provided with screw (22); Described screw mandrel (23) one end is connected with screw (22) through screw rodb base (21), and the other end is connected with driver (1).
3. a kind of plate shearing machine back material stopping apparatus for automatically lifting according to claim 2, is characterized in that: described guide rod (24) is provided with travel switch block (26).
4. a kind of plate shearing machine back material stopping apparatus for automatically lifting according to claim 1, it is characterized in that: described back material stopping (6) comprises the first back material stopping assembly (9), back blocking beam (10) and the second back material stopping assembly (11), the two ends of described back blocking beam (10) respectively with the first back material stopping assembly (9), the second back material stopping assembly (11) is vertical is connected.
5. a kind of plate shearing machine back material stopping apparatus for automatically lifting according to claim 4, it is characterized in that: described upper tool post (8) lower end is provided with U-lag guide rail link plate (12), the first described back material stopping assembly (9), the second back material stopping assembly (11) are provided with the slide protrusion that U-lag upper with U-lag guide rail link plate (12) matches.
6. a kind of plate shearing machine back material stopping apparatus for automatically lifting according to claim 1, is characterized in that: described driver (1) is motor and worm reduction box.
7. a plate shearing machine back material stopping automatic lifting method, the steps include:
1) a kind of plate shearing machine back material stopping apparatus for automatically lifting as claimed in claim 1 is installed, screw rodb base (21) and guide rod seat (25) are fixed on upper tool post (8); First directive wheel (5) and reverse wheel (4) are arranged on the upper side near guide rod seat (25) of upper tool post (8), the second directive wheel (7) are arranged on the upper side near screw rodb base (21) of upper tool post (8); Be fixed on link (3) with steel wire rope one end, the other end is fixed on the first back material stopping assembly (9) after walking around the first directive wheel (5), be fixed on link (3) with steel cable one end again, the other end walks around the second directive wheel (7) again after reverse wheel (4) commutation, is finally fixed on the second back material stopping assembly (11); Slide protrusion on first back material stopping assembly (9), the second back material stopping assembly (11) is connected with the U-lag guide rail link plate (12) of upper tool post (8) lower end;
2) automatic control system is set, arrange the first travel switch (13) and the second travel switch (14) in the upper position near guide rod (24) of upper tool post (8), the distance that the distance between the first travel switch (13) and the second travel switch (14) can rise according to the first back material stopping assembly (9) and the second back material stopping assembly (11) is determined;
3) original state is set, adjustment guide rod (24) distance screw rodb base (21) farthest time be original state, now travel switch block (26) contacts with the first travel switch (13); Adjustment rope capacity, makes the first back material stopping assembly (9) and the second back material stopping assembly (11) drop to minimum point;
4) back material stopping (6) rises control automatically, start driver (1), driver (1) drives screw mandrel (23) to rotate in screw (22), screw (22) pulls guide rod (24) close to screw rodb base (21), now back material stopping (6) rises, until travel switch block (26) touches the second travel switch (14), driver (1) power-off stops, and back material stopping (6) rises to extreme higher position;
5) back material stopping (6) declines control automatically, start driver (1), driver (1) drives screw mandrel (23) to rotate in screw (22), screw (22) promotes guide rod (24) and moves to away from screw rodb base (21) direction, now back material stopping (6) declines, until travel switch block (26) touches the first travel switch (13), driver (1) power-off stops, and back material stopping (6) drops to initial position.
8. a kind of plate shearing machine back material stopping automatic lifting method according to claim 7, is characterized in that: the angle of the described wire rope reverse after reverse wheel (4) commutation is 180 °.
9. a kind of plate shearing machine back material stopping automatic lifting method according to claim 7, is characterized in that: the distance between described the first travel switch (13) and the second travel switch (14) equals the ultimate range that the first back material stopping assembly (9) and the second back material stopping assembly (11) can rise.
10. a kind of plate shearing machine back material stopping automatic lifting method according to claim 7, is characterized in that: described back material stopping (6) completes the action of rising or declining by the slide protrusion be arranged on the first back material stopping assembly (9) and the second back material stopping assembly (11) along the U-lag in U-lag guide rail link plate (12).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793961.1A CN106270750A (en) | 2015-04-27 | 2015-04-27 | A kind of plate shearing machine back material stopping automatic lifting method |
| CN201510205151.5A CN104759684B (en) | 2015-04-27 | 2015-04-27 | A kind of plate shearing machine back material stopping apparatus for automatically lifting |
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| CN201510205151.5A CN104759684B (en) | 2015-04-27 | 2015-04-27 | A kind of plate shearing machine back material stopping apparatus for automatically lifting |
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| CN201610793961.1A Division CN106270750A (en) | 2015-04-27 | 2015-04-27 | A kind of plate shearing machine back material stopping automatic lifting method |
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| CN104759684B CN104759684B (en) | 2017-03-01 |
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| CN201510205151.5A Active CN104759684B (en) | 2015-04-27 | 2015-04-27 | A kind of plate shearing machine back material stopping apparatus for automatically lifting |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290488A (en) * | 2015-12-04 | 2016-02-03 | 安徽哈科数控机床制造有限公司 | Automatic lifting plate shearing machine of back stop device and assembling and using method of automatic lifting plate shearing machine |
| CN105562810A (en) * | 2015-12-23 | 2016-05-11 | 广船国际有限公司 | Chain transmission type synchronizing mechanism and plate shearing machine |
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| CN111761301B (en) * | 2020-05-28 | 2022-03-01 | 海宁赛维尼机电有限公司 | Method for manufacturing game machine |
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| CN202045410U (en) * | 2011-04-13 | 2011-11-23 | 佛山市南海力丰机床有限公司 | Novel back stop device |
| CN202377602U (en) * | 2011-12-19 | 2012-08-15 | 北京中冶设备研究设计总院有限公司 | Baffle plate lifting device for shear gauge |
| CN202398890U (en) * | 2011-12-30 | 2012-08-29 | 黄石华信机械设备有限公司 | Hydraulic lifting device for rear blocking beam of plate shearing machine |
| CN202752683U (en) * | 2012-08-17 | 2013-02-27 | 南京钢铁股份有限公司 | Sizing baffle lifting dual-drive device of bar material shear gauge |
| CN204545566U (en) * | 2015-04-27 | 2015-08-12 | 安徽省华夏机床制造有限公司 | A kind of plate shearing machine back material stopping apparatus for automatically lifting |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290488A (en) * | 2015-12-04 | 2016-02-03 | 安徽哈科数控机床制造有限公司 | Automatic lifting plate shearing machine of back stop device and assembling and using method of automatic lifting plate shearing machine |
| CN105290488B (en) * | 2015-12-04 | 2017-05-10 | 安徽哈科数控机床制造有限公司 | Automatic lifting plate shearing machine of back stop device |
| CN105562810A (en) * | 2015-12-23 | 2016-05-11 | 广船国际有限公司 | Chain transmission type synchronizing mechanism and plate shearing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104759684B (en) | 2017-03-01 |
| CN106270750A (en) | 2017-01-04 |
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