CN2259958Y - Machine for bending and shearing plate material - Google Patents
Machine for bending and shearing plate material Download PDFInfo
- Publication number
- CN2259958Y CN2259958Y CN 96213034 CN96213034U CN2259958Y CN 2259958 Y CN2259958 Y CN 2259958Y CN 96213034 CN96213034 CN 96213034 CN 96213034 U CN96213034 U CN 96213034U CN 2259958 Y CN2259958 Y CN 2259958Y
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- Prior art keywords
- bending
- shearing
- slide block
- oil cylinder
- frame
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- Expired - Fee Related
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model relates to a machine for bending and shearing plate materials. A left and a right upright plates of a machine frame arranged at the both sides of a machine tool, a bending part is on the top, and a shearing is at the bottom. A bending slide block and a shearing slide block are mutually independent, and the slide blocks are arranged above a work table of the slide blocks. The utility model adopts an upper moving structure, is driven by hydraulic pressure and constrainedly realize synchronous movements through a plurality of oil cylinders in series. The utility model has convenient operation, steady and reliable action and high precision, and workpieces can be equably pressed. The shearing face has no flap edges and burr fin, and the utility model is especially used for shearing thin plates whose thickness is smaller than 0.8 mm. The utility model can be widely used in a machine building industry, an electric appliance instrument industry, a building industry, a car industry, particularly a stainless steel industry. The utility model is an ideal facility for shearing and bending.
Description
The utility model belongs to machine tool field, is specifically related to combined press brake and plate shears.
Present combined press brake and plate shears mainly contains following two aspect problems: 1. frame is a planer-type, and promptly left and right two risers on the frame cause shearing width less than the bending width not in the both sides of frame.2. the bending bed die is equipped with in the upper end of slide block, and the shearing cutter is equipped with in its lower end, that is: slide block is the counterdie workbench of bending, does again and shears slider support shearing cutter.Bending mold and shearing bottom knife are all fixing.When slide block is up, realize bending, slide block down is realized shearing.This version, produce following two problems: workpiece and slide block move upward simultaneously during a. bending, and workpiece easily produces vibration and shake in the motion, causes the workpiece displacement, influences bending precision.In the bending process, slide block is stressed for a long time, easily produces distortion, has influenced shear precision.Moreover, shear upper tool post during shearing and be subjected to the lateral pressure effect for a long time, cause the slide block distortion again, also influenced bending precision.Bending and shearing interact for a long time, form vicious circle, not only reduced the lathe life-span but also influenced machining accuracy.B. be difficult for adjusting shear-blade gap and inclination angle, therefore, the thickness of workpiece of processing is restricted.And be prone to overlap and cut certainly.3. during bending, being synchronized with the movement of slide block is to realize by mechanical system, makes the machine tool structure complexity, and weight increases.
Goal of the invention of the present utility model is: design a kind of combined press brake and plate shears that can realize bending and shear same widths.Require this machined applied widely, product precision height, section non-trimming, burr.When operation, stable drive, action is even, the precision height of bending, the lathe life-span is long.
The main points of invention of the present utility model are: the left and right riser of frame is arranged in the both sides of frame, bending up, shear below.Bending slide block and shearing slide block are separate, and its slide block all is in the top of workbench separately, adopt the upper dynamic structure, and hydraulic-driven is with a plurality of oil cylinders series connection forced synchronism.
Goal of the invention of the present utility model is achieved in that a kind of combined press brake and plate shears of design, mainly is made up of shear-blade 22,23, Bending Mould 9,10, slide block 5,11, oil cylinder 6,14 and frame.Frame mainly is made up of the shearing work platform 21 that fixes with left and right riser 20 again, and left and right riser 20 is separately fixed at the both sides of frame, fixedlys connected the composition stirrup frame with panel 13, back plate 17; Shearing work platform 21 is positioned at frame lower, and its top is a bending workbench 3, all fixedlys connected with the left and right riser 20 of frame both sides in the both sides of these two workbench.Slide block is divided into bending slide block 11 and shears slide block 5.Fixedly connected with the piston rod 15 of bending oil cylinder 14 in the upper end of bending slide block 11, bending oil cylinder 14 fixing at one end with panel 13 fixedly on the other end and the oil cylinder gripper shoe 16 that afterwards plate 17 is fixedlyed connected, along being furnished with oil cylinder on the length direction of oil cylinder gripper shoe 16, bending patrix 10 is equipped with in the lower end of bending slide block 11, and is corresponding with the bending counterdie 9 on being contained in bending workbench 3.The lower end edge length direction of bending workbench 3 is distributed with binder small oil tank 1; Piston rod 7 in the shearing oil cylinder 6 on shearing slide block 5 and being fixed on oil cylinder gripper shoe 8 is fixedlyed connected.Piston rod 7 in the shearing oil cylinder 6 on shearing slide block slide block 5 and being fixed on oil cylinder gripper shoe 8 is fixedlyed connected.It is corresponding with the shearing bottom knife 22 on being contained in shearing work platform 21 that shearing cutter 23 is equipped with in the front lower place of shearing slide block; Hydraulic efficiency synchronous mechanism is to be composed in series mutually by the master cylinder and the auxilliary oil cylinder that are fixed on oil cylinder gripper shoe 8,16 length directions, and the rodless cavity area of the rod chamber area of master cylinder and auxilliary oil cylinder equates.
Shear the front of slide block 5 and the adjusting slider 4 on the bending workbench 3 and fit tightly, fit tightly between the adjusting slider 19 of its back and frame, its contact-making surface is a sliding surface.
Adjusting slider 18A on the front of bending slide block 11 and the panel 13 fits tightly, and the adjusting slider 18 of its back and frame fits tightly, and its contact-making surface is a sliding surface.
The utility model has the advantages that:
1. frame is designed to frame-type, and the Breadth Maximum of bending and shearing workpiece is equated, has really realized the function of dual-use, has improved the utilization rate of lathe.
Bending up, shear below, bending slide block and to shear slide block separate, its slide block all are in separately the top of stationary work-table and take the upper dynamic structure, the bending counterdie is motionless, is static rigidity, has overcome to add Workpiece vibration and jitter problem in man-hour in the past.Shear slide block and only finish the shearing function, no longer be subjected to the influence of bending power, therefore easy to operate, do not disturb mutually, guarantee shearing and bending machining accuracy separately, and prolonged service life of a machine.
3. owing to adopted hydraulic efficiency synchronous mechanism, make machine tool structure more simple, the synchronization accuracy height has guaranteed bending precision.Can be processed with non-ferrous metal and stainless steel work-piece, enlarge the scope of application of lathe.
4. the adjustment slide block has been installed, has been guaranteed the operation perpendicularity of bending slide block, the bending precision height; The shear-blade gap can accurately be adjusted, and can shear the following thin plate of 0.8mm.Shear workpiece and burr, overlap and blade do not occur from cutting the damage phenomenon.Particularly be fit to the shearing of stainless sheet steel.
Fig. 1. the combined press brake and plate shears structural representation
Fig. 2. the combined press brake and plate shears front view
Fig. 3. bending oil cylinder annexation figure
Fig. 4. shear oil cylinder annexation figure
Following examples further specify in conjunction with the accompanying drawings:
Embodiment 1. as shown in Figure 1 and Figure 2, making an appearance and size (length * wide * height) is the combined press brake and plate shears of 3460 * 1200 * 2200 (mm), left and right riser is welded on the outermost both sides of frame length direction respectively, and with panel 13,17 welding of back plate at upper rack.Shearing work platform 21 is positioned at frame lower, and its top is a bending workbench 3, and the composition stirrup frame is all welded with the left and right riser 20 of frame both sides in the both sides of these two workbench.Slide block is respectively bending slide block 11 and shears slide block 5.The piston rod 15 of the upper end of bending slide block 11 and bending oil cylinder 14 is bolted to connection.Bending oil cylinder 14 usefulness bolts hang tight at one end fixing with panel 13, on the oil cylinder gripper shoe 16 of the other end and back plate 17 welding.Along having arranged four oil cylinders on the length direction of oil cylinder gripper shoe 16.Bending patrix 10 is equipped with in the lower end of bending slide block 11, and is corresponding with the bending counterdie 9 on being contained in the bending workbench.The bending slide block can move up and down along track under piston drives, and finishes bending work.The lower end of bending workbench 3, the binder small oil tank 1 by hydraulic control of Bu Zhiing along its length.Shear slide block 5 and be bolted to connection with the piston rod of shearing in the oil cylinder 67, oil cylinder gripper shoe on shearing oil cylinder 6 and being welded on frame 8 is connected by bolt.It is corresponding with the shearing bottom knife 22 that is contained in shearing work platform 21 upper sides that shearing cutter 23 is equipped with in the front lower place of shearing slide block.Processing is during cutting member, and the binder small oil tank is action in advance under hydraulic control, push down plate after, shear slide block and just move, realize shearing function.
Fig. 1 illustrates the installation site of adjusting slider.All there is preceding spigot surface at the two ends, front of shearing slide block 5, and it fits tightly with the adjusting slider 4 that is fixed on bending workbench 3 back lower places with adjusting bolt 2, and its contact-making surface is a sliding surface.All there is back spigot surface at the two ends, back of shearing slide block 5, and it and adjusting slider 19 fit tightly, and its contact-making surface is a sliding surface.Adjusting slider 19 carries out gap adjustment by the adjusting bolt 2 that is welded on the back-up block on the frame.
Equally, all there is preceding spigot surface at the two ends, front of bending slide block 11, and it fits tightly with the adjusting slider 18A that is fixed on the panel 13 with adjusting bolt 12, and its contact-making surface is a sliding surface.All there is back spigot surface at the two ends, back of bending slide block 11, and it and adjusting slider 18 fit tightly, and its contact-making surface is a sliding surface.Adjusting slider 18 and adjusting slider 18A carry out gap adjustment by the adjusting bolt 12 that is welded on the back-up block on the frame.
Bolt 2 is regulated in turn just can realize adjusting the gap of shearing cutter and bottom knife, and bolt 12 is regulated in turn can realize adjusting bending slide block operation perpendicularity.
Fig. 3 illustrates the layout of four bending oil cylinders on the lathe length direction and the relation of being connected in series of realization bending pressure hydraulic pressure synchronous fuel tank.14-1,14-4 are the auxilliary oil cylinders of two identical bendings of diameter among the figure, and 14-2,14-3 are two identical bending master cylinders of diameter.
The area of 14-2 master cylinder and 14-3 master cylinder rod chamber equals the area of 14-1 number auxilliary oil cylinder and 14-4 number auxilliary oil cylinder rodless cavity.14-3 cylinder and the series connection of 14-1 cylinder, 14-2 cylinder and the series connection of 14-4 cylinder.The epicoele of 14-3 cylinder links to each other with hydraulic system, and its cavity of resorption is connected to the epicoele of 14-1 cylinder by pipeline, and the cavity of resorption of 14-1 cylinder links to each other with hydraulic system, the epicoele of 14-2 cylinder, link to each other with hydraulic system, its cavity of resorption pipeline is connected to the epicoele of 14-4 cylinder, and the cavity of resorption of 14-4 cylinder links to each other with hydraulic system.When pressure oil enters the rodless cavity of 14-2 number and 14-3 master cylinder, 14-2 number, the pressure oil of the cavity of resorption of 14-3 cylinder enter 14-1 number, the epicoele of 14-4 number auxilliary oil cylinder along series pipe, piston rod drives the bending slide block down, four oil cylinders are realized synchronization action, promote the bending slide block and finish plate bending work downwards.When pressure oil enters the cavity of resorption of 14-1 number and 14-4 number auxilliary oil cylinder, 14-1 number, the epicoele oil of 14-4 oil cylinder enter 14-2 number, the cavity of resorption of 14-3 cylinder, and four oil cylinders are synchronized with the movement, and it is up to promote piston rod, it is up to drive the bending slide block simultaneously, finishes the return action.
Fig. 4 illustrates the connection arrangement relation of shearing oil cylinder.The area of 6-5 master cylinder rod chamber and the area of 6-6 number auxilliary oil cylinder rodless cavity equate.The hydraulic fluid port of 6-5 master cylinder cavity of resorption is connected to the epicoele of 6-6 number auxilliary oil cylinder.When pressure oil entered 6-5 cylinder epicoele, 6-5 cylinder cavity of resorption pressure oil entered 6-6 cylinder epicoele along the series connection oil circuit, realizes two cylinder DL synchronizations, finishes shear action.Otherwise when pressure oil entered 6-6 cylinder cavity of resorption, 6-6 cylinder upper cavity pressure oil entered 6-5 cylinder cavity of resorption along the series connection oil circuit, realizes two cylinder uplink synchronizations, finished the return action.
Claims (3)
1. combined press brake and plate shears, mainly by shear-blade (22,23), Bending Mould (9,10), slide block (5,11), oil cylinder (6,14) and frame are formed, frame mainly is made up of the shearing work platform (21) that fixes with left and right riser (20) again, it is characterized in that: left and right riser (20) is separately fixed at the both sides of frame, fixedlys connected with panel (13), back plate (17), forms stirrup frame; Shearing work platform (21) is positioned at frame lower, its top is bending workbench (3), the both sides of these two workbench all with the left side of frame both sides, right riser (20) is fixedly connected, slide block is divided into bending slide block (11) and shears slide block (5), fixedly connected with the piston rod (15) of bending oil cylinder (14) in the upper end of bending slide block (11), bending oil cylinder (14) is fixing at one end fixing with panel (13), on the other end and back plate (17) the oil cylinder gripper shoe (16) of fixedlying connected, along being furnished with oil cylinder on the length direction of oil cylinder gripper shoe (16), bending patrix (10) is equipped with in the lower end of bending slide block (11), corresponding with the bending counterdie (9) on being contained in bending workbench (3), the lower end edge length direction of bending workbench (3) is distributed with binder small oil tank (1); Piston rod (7) in the shearing oil cylinder (6) on shearing slide block (5) and being fixed on oil cylinder gripper shoe (8) is fixedlyed connected, and it is corresponding with the shearing bottom knife (22) on being contained in shearing work platform (21) that shearing cutter (23) is equipped with in the front lower place of shearing slide block; Hydraulic efficiency synchronous mechanism is to be composed in series mutually by the master cylinder and the auxilliary oil cylinder that are fixed on oil cylinder gripper shoe (8, the 16) length direction, and the rodless cavity area of the rod chamber area of master cylinder and auxilliary oil cylinder equates.
2. combined press brake and plate shears according to claim 1, it is characterized in that: front and the adjusting slider (4) on the bending workbench (3) of shearing slide block (5) fits tightly, fit tightly between the adjusting slider (19) of its back and frame, and its contact-making surface is a sliding surface.
3. combined press brake and plate shears according to claim 1 is characterized in that: the adjusting slider (18A) on the front of bending slide block (11) and the panel (13) fits tightly, and the adjusting slider of its back and frame (18) fits tightly, and its contact-making surface is a sliding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96213034 CN2259958Y (en) | 1996-06-14 | 1996-06-14 | Machine for bending and shearing plate material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96213034 CN2259958Y (en) | 1996-06-14 | 1996-06-14 | Machine for bending and shearing plate material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2259958Y true CN2259958Y (en) | 1997-08-20 |
Family
ID=33895516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96213034 Expired - Fee Related CN2259958Y (en) | 1996-06-14 | 1996-06-14 | Machine for bending and shearing plate material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2259958Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028825A (en) * | 2014-05-22 | 2014-09-10 | 武汉钢铁(集团)公司 | Outward extending double-cylinder hydraulic undercutting type dividing shear |
| CN113976685A (en) * | 2021-10-22 | 2022-01-28 | 柳州工学院 | Manual-automatic integrated bending plate shearing machine |
| CN116921513A (en) * | 2023-09-14 | 2023-10-24 | 广州市德晟机械有限公司 | Automatic change lug bender |
-
1996
- 1996-06-14 CN CN 96213034 patent/CN2259958Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028825A (en) * | 2014-05-22 | 2014-09-10 | 武汉钢铁(集团)公司 | Outward extending double-cylinder hydraulic undercutting type dividing shear |
| CN113976685A (en) * | 2021-10-22 | 2022-01-28 | 柳州工学院 | Manual-automatic integrated bending plate shearing machine |
| CN113976685B (en) * | 2021-10-22 | 2023-08-01 | 柳州工学院 | Manual-automatic integrated bending plate shearing machine |
| CN116921513A (en) * | 2023-09-14 | 2023-10-24 | 广州市德晟机械有限公司 | Automatic change lug bender |
| CN116921513B (en) * | 2023-09-14 | 2023-12-12 | 广州市德晟机械有限公司 | Automatic change lug bender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |