CN205183403U - Area is numerical control hydraulic pressure sheet material bender of compensation mechanism down - Google Patents
Area is numerical control hydraulic pressure sheet material bender of compensation mechanism down Download PDFInfo
- Publication number
- CN205183403U CN205183403U CN201520830193.3U CN201520830193U CN205183403U CN 205183403 U CN205183403 U CN 205183403U CN 201520830193 U CN201520830193 U CN 201520830193U CN 205183403 U CN205183403 U CN 205183403U
- Authority
- CN
- China
- Prior art keywords
- compensation mechanism
- grating scale
- workbench
- hydraulic press
- press brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0272—Deflection compensating means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses an area is numerical control hydraulic pressure sheet material bender of compensation mechanism down, including down compensation mechanism, controlling means and workstation, lower compensation mechanism setting is used for carrying out the amount of deflection compensation to the workstation at the workstation downside, and the workstation is used for the fixed lower mould of bending, the utility model discloses a bender is provided with the compensation mechanism, and the compensation mechanism can carry out the amount of deflection compensation to the workstation, can compensate the recessed deflection of original crooked during operation to improve the straightness accuracy and the angle of the work piece of bending, simple structure is convenient for install and the maintenance.
Description
Technical field
The utility model relates to a kind of CNC hydraulic press brake, particularly relates to a kind of NC hydraulic press brake with lower compensation mechanism.
Background technology
At present, bender is based on hydraulic bending press.And hydraulic bending press can divide two kinds of forms with bending synchronous versions: turn round axle Synchronous Bending machine and electric liquid Synchronous Bending machine.Turning round axle Synchronous Bending machine forces mechanism to realize the synchronous of two ends oil cylinder by turning round axle, but its structure is more complicated, inconvenient operation during alignment error.Electricity liquid Synchronous Bending machine controls oil mass by the proportional servo valve on oil cylinder top, two ends, and is realized the feedback of data by the grating scale on lathe, adjusts in time.Obtain best bending effect.But both are when bending, workbench and slide block can produce certain distortion, thus affect bending effect.Slider of bender is equipped with inclined wedge type die clamp, certain deflection can be compensated in a way, but practical operation is inconvenient.As at Chinese patent application prospectus, describe in CN200910212523.1 and use ram bending compensation mechanism.Defects such as installing inconvenient, complex structure, maintenance inconvenience can be there is in this mechanism.
Utility model content
Provide hereinafter about brief overview of the present utility model, to provide about the basic comprehension in some of the present utility model.Should be appreciated that this general introduction is not summarize about exhaustive of the present utility model.It is not that intention determines key of the present utility model or pith, neither intended limitation scope of the present utility model.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The purpose of this utility model is to provide a kind of NC hydraulic press brake with lower compensation mechanism.
The utility model provides a kind of NC hydraulic press brake with lower compensation mechanism, comprises lower compensation mechanism, control device and workbench, and compensation mechanism is arranged on for carrying out deflection compensation to workbench on the downside of workbench, and workbench is used for fixing bending lower die.
Compared with prior art, the beneficial effects of the utility model are: the utility model is provided with compensation mechanism, compensation mechanism can carry out deflection compensation to workbench, deflection recessed when original workbench bends work can be compensated, thus improve linearity and the angle of bending workpieces, structure is simple, is easy for installation and maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that schematic diagram is looked on a left side for the NC hydraulic press brake of compensation mechanism under the utility model band;
Fig. 2 is the schematic front view of the NC hydraulic press brake of compensation mechanism under the utility model band;
Fig. 3 is the structural representation of lower compensation mechanism.
Reference numeral:
1-frame, 2-workbench, 3-guide rail, 4-slide block, 5-bending upper die, 6-bending lower die, 7-oil cylinder, 8-proportional servo valve, 91-first grating scale, 92-second grating scale, 10-compensating cylinder.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
As shown in Figures 1 and 2, the NC hydraulic press brake of compensation mechanism under band of the present utility model, comprise lower compensation mechanism, control device and workbench 2, lower compensation mechanism is arranged on for carrying out deflection compensation to workbench 2 on the downside of workbench 2, and workbench 2 is for fixing bending lower die 6.
Further, lower compensation mechanism comprises compensating cylinder 10, and compensating cylinder 10 is positioned on the downside of workbench 2, and the cylinder bar of compensating cylinder 10 coordinates with workbench 2 pushing tow and is used for carrying out deflection compensation to workbench 2.
In embodiment of the present utility model, the NC hydraulic press brake of the lower compensation mechanism of band, comprise lower compensation mechanism, control device and workbench 2, lower compensation mechanism is arranged on the downside of workbench 2, workbench 2 is for fixing bending lower die 6, and lower compensation mechanism comprises compensating cylinder 10, and compensating cylinder 10 is positioned on the downside of workbench 2, compensating cylinder 10 can carry out deflection compensation to workbench 2, thus the linearity of bending workpieces and angle precision are improved.
Further, also comprise frame 1, frame 1 is provided with oil cylinder 7, and oil cylinder 7 piston-rod lower end is used for fixing bending upper die 5.
Further, also comprise proportional servo valve 8, proportional servo valve 8 is fixed on oil cylinder 7 upper end, and control device control ratio servo valve 8, proportional servo valve 8 controls the amount of feeding of oil cylinder 7.
In embodiment of the present utility model, also comprise proportional servo valve 8, proportional servo valve 8 is fixed on oil cylinder 7 upper end, control device control ratio servo valve 8, proportional servo valve 8 controls the amount of feeding of oil cylinder 7, and then the Synchronization Control realized oil cylinder 7, control device can, according to the action of the THICKNESS CONTROL compensating cylinder 10 of machining sheet, realize carrying out deflection compensation to workbench 2.
Further, oil cylinder 7 piston-rod lower end is provided with slide block 4, frame 1 is provided with the guide rail 3 coordinated with slide block 4, and slide block 4 and guide rail 3 are slidably connected.
Further, guide rail 3 is rectangular guideway.
In embodiment of the present utility model, oil cylinder 7 piston-rod lower end is provided with slide block 4, frame 1 is provided with the guide rail 3 coordinated with slide block 4, and slide block 4 and guide rail 3 are slidably connected, and guide rail 3 is rectangular guideway, and guide rail 3 ensures slide block 4 operation stable action.
Further, lower compensation mechanism also comprises the first grating scale 91 and the second grating scale 92, first grating scale 91 is fixed on slide block 4, and the second grating scale 92 is fixed in frame 1, and the first grating scale 91 and the second grating 92 chi cooperatively interact.
Further, control device is connected with the first grating scale 91 and the second grating scale 92 respectively, and control device accepts the slider displacement signal that the first grating scale 91 and the second grating scale 92 record.
In embodiment of the present utility model, the first grating scale 91 and the second grating scale 92 are to the synchronous situation of control device real time reaction oil cylinder 7, and control ratio servo valve 8 works, and analyzes the data error of calculation, and control device corrects oil cylinder 7 according to error result.
As shown in Figure 1, the NC hydraulic press brake of a kind of lower compensation of the present utility model, includes frame 1.Frame 1 is whole welding type mechanism, overall processing after welding.Frame 1 is provided with workbench 2, the rectangular slide guide rail 3 that frame 1 arranged on left and right sides is separately installed with, rectangular slide guide rail 3 effectively can control stable action when slide block 4 works.Guide rail 3 is provided with slide block 4, slide block 4 is installed with wedge and compensates bending upper die 5, workbench 2 is provided with bending lower die 6, frame 1 left and right side is separately installed with hydraulic jack 7, the proportional servo valve 8 controlling flow is equipped with in left and right oil cylinder 7 upper end, and proportional servo valve 8 is controlled by control device, sets corresponding flow according to different working thickness, ensure both sides oil cylinder 7 synchronism, ensure bending precision.And oil cylinder 7 piston-rod lower end is fixedly connected with slide block 4, slide block 4 is provided with the first grating scale 91, frame 1 is provided with the second grating scale 92, to measure the displacement stroke of slide block 4, the signal feedback of the first grating scale 91 and the second grating scale 92 is to control device, control device carrys out control ratio servo valve 8 according to the feedback signal of the first grating scale 91 and the second grating scale 92 and works, and improves the bending synchronization accuracy of bender.
As shown in Figures 2 and 3, workbench 2 is equipped with compensating cylinder 10, compensating cylinder 10 is fixed on the downside of workbench 2.Control device is according to bending workpieces trueness error control and compensation cylinder 10, and when compensating cylinder 10 works, compensating cylinder 10 piston rod can eject, thus makes workbench 2 pars intermedia branch become convex form, compensates the deflection that original bending work is recessed at present.Thus the linearity of bending workpieces and angle precision are improved, and regulation time is short.
Obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present utility model or a kind of embodiment and feature can combine with the element shown in one or more other accompanying drawing or embodiment and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of parts that have nothing to do with the utility model, known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, all belongs to the scope of the utility model protection.
Although last it is noted that described the utility model and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present utility model limited by appended claim, substituting and converting.And scope of the present utility model is not limited only to the specific embodiment of process, equipment, means, method and step described by description.One of ordinary skilled in the art will readily appreciate that from disclosure of the present utility model, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the utility model.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (8)
1. the NC hydraulic press brake of the lower compensation mechanism of band, it is characterized in that, comprise lower compensation mechanism, control device and workbench, described lower compensation mechanism is arranged on for carrying out deflection compensation to described workbench on the downside of described workbench, and described workbench is used for fixing bending lower die.
2. the NC hydraulic press brake of compensation mechanism under band according to claim 1, it is characterized in that, described lower compensation mechanism comprises compensating cylinder, described compensating cylinder is positioned on the downside of described workbench, and the cylinder bar of described compensating cylinder coordinates with described workbench pushing tow and is used for carrying out deflection compensation to described workbench.
3. the NC hydraulic press brake of compensation mechanism under band according to claim 1, it is characterized in that, also comprise frame, described erecting is equipped with oil cylinder, and described cylinder piston rod lower end is used for fixing bending upper die.
4. the NC hydraulic press brake of compensation mechanism under band according to claim 3, it is characterized in that, also comprise proportional servo valve, described proportional servo valve is fixed on described cylinder upper end, described control device control ratio servo valve, described proportional servo valve controls the amount of feeding of described oil cylinder.
5. the NC hydraulic press brake of compensation mechanism under band according to claim 3, it is characterized in that, described cylinder piston rod lower end is provided with slide block, and described frame is provided with the guide rail coordinated with described slide block, described slide block is connected with described slide.
6. the NC hydraulic press brake of compensation mechanism under band according to claim 5, it is characterized in that, described guide rail is rectangular guideway.
7. the NC hydraulic press brake of compensation mechanism under band according to claim 5, it is characterized in that, also comprise the first grating scale and the second grating scale, described first grating scale is fixed on described slide block, described second grating scale is fixed in described frame, and described first grating scale and described second grating scale cooperatively interact.
8. the NC hydraulic press brake of compensation mechanism under band according to claim 7, it is characterized in that, described control device is connected with described first grating scale and described second grating scale respectively, the slider displacement signal that described control device described first grating scale of acceptance and described second grating scale record.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830193.3U CN205183403U (en) | 2015-10-23 | 2015-10-23 | Area is numerical control hydraulic pressure sheet material bender of compensation mechanism down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830193.3U CN205183403U (en) | 2015-10-23 | 2015-10-23 | Area is numerical control hydraulic pressure sheet material bender of compensation mechanism down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205183403U true CN205183403U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520830193.3U Expired - Fee Related CN205183403U (en) | 2015-10-23 | 2015-10-23 | Area is numerical control hydraulic pressure sheet material bender of compensation mechanism down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205183403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327982A (en) * | 2015-10-23 | 2016-02-17 | 南通太和机械集团有限公司 | Numerical control hydraulic plate bending machine with lower compensation mechanism |
-
2015
- 2015-10-23 CN CN201520830193.3U patent/CN205183403U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327982A (en) * | 2015-10-23 | 2016-02-17 | 南通太和机械集团有限公司 | Numerical control hydraulic plate bending machine with lower compensation mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20161023 |