CN201214113Y - Deflection compensation mechanism for bending machine worktable - Google Patents
Deflection compensation mechanism for bending machine worktable Download PDFInfo
- Publication number
- CN201214113Y CN201214113Y CNU2008200502883U CN200820050288U CN201214113Y CN 201214113 Y CN201214113 Y CN 201214113Y CN U2008200502883 U CNU2008200502883 U CN U2008200502883U CN 200820050288 U CN200820050288 U CN 200820050288U CN 201214113 Y CN201214113 Y CN 201214113Y
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- workbench
- piece
- carving
- carve
- bender
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000005452 bending Methods 0.000 title abstract description 12
- 238000009826 distribution Methods 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 27
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model provides a flexivity compensating mechanism for a workbench of a bending machine with convenient, quick and accurate use. A series of wedge groups are arranged between a workbench panel and a workbench backplane along the transverse direction of the workbench; the wedge group is laminated at least by a fixed wedge and a movable wedge; the fixed wedge of each wedge group is fixed with the workbench; the movable wedges of the wedge groups are driven by a power mechanism, after the movable wedges of the wedge groups are connected together through rigid connecting mode; and distribution and shape parameter of the wedge groups can compensate the flexivity curve of a mold. The flexivity compensating mechanism has the advantages that linking adjustment can be driven by a mini worm speed reducer or a manual drive device without adjustment one by one; when the bending machine has a numerical control system, ram bending curves of steel plates with different strengths, thicknesses, lengths and bending forces can be automatically compensated when the steel plates are bent; and accurate compensation can be carried out on different deformations under various circumstances.
Description
Technical field
The utility model relates to panel beating and uses the bender field, relates in particular to a kind of bender workbench deflection compensation mechanism.
Background technology
Bender be on linear long and narrow mould with a kind of machine of sheet material bending and molding, its operation power generally adopts the hydraulic system mode.The basic purposes of machine is the cold working of metal panel beating, is applicable to simultaneously to use identical other material of processes, as cardboard or plastic plate etc.
General hydraulic bending press is by patrix that is installed in slider bottom and the counterdie that is installed in workbench top workpiece to be suppressed.Slide block is generally driven by two master cylinders that split at its two ends, because the active force that master cylinder produces splits the both sides at slide block, moreover because the finiteness (being amount of deflection) of the rigidity of slide block own, make when workpiece is suppressed, the planarea (being the stress surface that slide block contacts with the patrix top) of slide block dress knife face can produce distortion, form the curve of a centre, cause workpiece bending angle and bending linearity to produce error to fovea superior.In order to guarantee operating accuracy, must the distortion of slide block be compensated.
Present bender generally all is to adopt band tiltedly to carve the work deflection deformation that template compensates the slide block place that connects of adjustment function.This mechanism needs manual adjustment respectively tiltedly to carve for many groups, operates more loaded down with trivial detailsly, wastes time and energy; Adjustment is difficult for accurately in addition, because be independent adjustment, is difficult to be adjusted to the compensated curve that mates with the slide block distortion, needs higher working experience and very skilled operator; For the bigger bender of tonnage, because the slide block steel plate is very thick, patrix is also very big, needs very big power to go the compensation distortion, and this compensation mechanism often is difficult to adjustment and does not even work.
Summary of the invention
The purpose of this utility model provides a kind of bender workbench deflection compensation mechanism easy to use, quick, accurate.
For achieving the above object, the utility model has been taked following technical scheme:
Bender workbench deflection compensation mechanism comprises the workbench that is connected and fixed by worktable panel, workbench base plate, front side board, back side panel, first member plate, right end plate; Between worktable panel and workbench base plate, be provided with a series of piece group of carving along the horizontal direction of workbench; The described piece group of carving is carved piece and is laminated by fixedly carving piece and activity at least; Respectively carve the piece group fixedly carve piece and workbench fixes; After the activity of respectively carving the piece group is carved piece and linked together by the mode of being rigidly connected, drive by actuating unit; Carving the distribution of piece group and form parameter compensates the sag curve of mould.
Can also do following improvement:
After respectively carving fixedly the carving piece and link together of piece group, fix with workbench again by the mode of being rigidly connected.
The described mode of being rigidly connected is: screw rod locks nut.
The mode that described actuating unit drives is: electric reducer drives or hand gear drives.
The described piece group of carving can also comprise regulating and carve piece, regulates to carve piece and carve between piece and the workbench base plate in activity, carves the bottom surface of piece with activity respectively and the end face of workbench base plate cooperates, and is connected with guiding mechanism.
Described guiding mechanism is: regulate bolt fit adjustment nut.
The described piece of fixedly carving with movable direction of carving the piece cooperating is: in horizontal plane, along the horizontal direction of workbench or along the longitudinal direction of workbench.
Below operation principle of the present utility model is described:
After the activity of respectively carving the piece group carved piece and be rigidly connected, those activities can be carved piece and look as a whole, carve after piece integral body is pushed certain distance when this activity, respectively carving the piece group is linkage work.Because respectively carving the piece group has different form parameters and distribution distance respectively, so corresponding interlock deformation can take place on the worktable panel.At this moment, as long as form parameter and the distribution distance of respectively carving the piece group reasonably designed, interlock inflection curves on the worktable panel is compensated mutually with the sag curve of slide block, thereby eliminate because the distortion of the workpiece of the compacting that the shoe stiffness deficiency causes reaches the requirement that improves machining accuracy.
Generally by fixedly carve piece and movable carve that piece forms carve the piece group, after activity is carved piece and is rigidly connected, the purpose of the adjustment deflection compensation curve of can realizing linking.But movable carve piece directly with the plane on workbench base plate top as the working standard plane, then can increase the difficulty of processing of this base plate and the deformation error of introducing base plate, thereby can carve in each activity and increase an adjusting between piece and the workbench base plate respectively and carve piece, regulate the position of carving piece by adjusting respectively, can make each activity carve piece and be in same datum plane.Yet carving piece, each adjusting do not need frequent adjustment.
About carving the explanation of piece group form parameter and distributing position: for bender at all dynamic oil cylinder in slide block two ends, the curve that raises up in the middle of its sag curve is shaped as; At the bender of the middle dynamic oil cylinder of slide block, its sag curve is shaped as the tip-tilted curve in both sides for only.For above first kind of situation, can be provided with at the middle part of bender carve the angle bigger carve the piece group and set gradually symmetrically on both sides carve contention decrescence few carve the piece group; For above second kind of situation, then can be provided with and carve less the carving the piece group and set gradually symmetrically on both sides to carve and contend the cumulative big piece group of carving in angle at the middle part of bender.The equipping rules of concluding is: more away from the position configuration of actuator cylinder big more carve the angle carve the piece group; More near the position configuration of actuator cylinder more for a short time carve the angle carve the piece group.
Technique effect of the present utility model is: easy to adjust: available miniature worm reduction gear or manual driving device drive and the adjustment that links need not to adjust one by one, and operation is very easy; Can realize automatic control: when bender has digital control system, with the displacement that displacement transducer detects and piece is carved in the feedback activity, the combining with digital control system can compensate automatically to the steel plate of varying strength, thickness, length, the bending power ram bending curve when the bending; Fine compensation: this mechanism can realize fine compensation, because the compensated curve of adjusting is predictable, can the different distortion under the various situations be compensated accurately, thereby has more effectively guaranteed the operating accuracy of bender.
Description of drawings
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the vertical view of the utility model embodiment;
Fig. 3 is that the A-A of Fig. 1 is to cutaway view;
Fig. 4 is that the B-B of Fig. 1 is to cutaway view;
Fig. 5 regulates the front view of carving piece among the utility model embodiment;
Fig. 6 regulates the cutaway view of carving piece among the utility model embodiment;
Fig. 7 is a movable cutaway view of carving piece among the utility model embodiment;
Fig. 8 respectively carves piece component cloth position and carves graph of a relation between the angle among the utility model embodiment.
Description of reference numerals: 1-worktable panel; 2-workbench base plate; The 3-front side board; The 4-back side panel; The 5-first member plate; The 6-right end plate; The 7-soket head cap screw; 8-left side gripper shoe; The right gripper shoe of 9-; 10-regulates and carves piece; Piece is carved in the 11-activity; 12-fixedly carves piece; The 13-guide plate; The 14-bayonet socket; 15-adjusts bolt; 16-adjusts nut; 17-pressing plate, 18-holding screw; The 19-dial; The 20-gib block; The 21-through hole; The 22-screw rod; The 23-locking nut; The 24-adapter sleeve; The 25-bayonet socket; The 26-stay-bolt; The 27-nut shaft; The 28-self-aligning roller bearing; 29-elastic cylindrical pin, 30-connecting axle; The 31-flat key; The electronic worm gear micro-reducer of 32-; The 33-adpting flange; The 34-feather key.
The specific embodiment
Below in conjunction with drawings and Examples the utility model content is described further.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, this workbench is used for the bender of all dynamic oil cylinder in slide block two ends.Worktable panel 1, workbench base plate 2, front side board 3, back side panel 4, first member plate 5, right end plate 6 are connected and fixed by soket head cap screw 7, constitute workbench.In addition, on the inner position of workbench, fix a left gripper shoe 8 and a right gripper shoe 9 respectively near first member plate 5 and right end plate 6.The top of workbench base plate 2 is the inclined-plane that is tilted to back side panel, above workbench base plate 2, between worktable panel 1 and the workbench base plate 2, is provided with one group along the horizontal direction of workbench every a segment distance and carves the piece group; This is carved the piece group and carves piece 10, activity by adjusting and carve piece 11 and fixedly carve piece 12 and stack gradually and form.On 2.6 meters workbench, be evenly distributed with 11 and carve the piece group.
As Fig. 5, shown in Figure 6, regulate and carve the bottom surface of piece 10 for carving face, with the inclined-plane cooperating of workbench base plate 2; Adjusting is carved the end face of piece 10 as level reference.Each is regulated and to carve piece 10 respectively by 2 guide plate 13 restrictions that are fixed on workbench base plate 2 and can only vertically moving along workbench.Respectively regulate an end of carving piece 10 close front side boards and be respectively equipped with a bayonet socket 14, adjustment bolt 15 is stuck in the bayonet socket 14 and with adjustment nut 16 and screws.Adjust nut 16 and be pressed in by pressing plate 17 in the preformed hole of front side board 3, this hole as and adjust the dead eye that nut 16 cooperates, make that adjustment nut 16 can not translation and can only rotate.Adjust the part of nut 16 and stretch out outside the pressing plate, link together by holding screw 18 and dial 19.Turn is adjusted nut 16 and can be made each regulate the end face of carving piece 10 being in same plane respectively.
The bottom surface that piece 11 is carved in activity is a level reference, and end face is for carving face, and two working faces are carved piece 10 and fixedly carved piece 12 cooperatings with adjusting respectively.The activity of setting is carved the width of piece 11 and is fixedly carved the identical of piece 12, at front side board 3 and the fixing respectively gib block 20 in opposite directions of back side panel 4, gib block 20 from the height of workbench base plate 2 and the width of self can the covering activity to carve piece 11 and to carve fixedly that to carve line cooperating of 12 of pieces be basic demand, like this gib block 20 restraint is carved piece 11 can only be along laterally the moving of workbench, and in the process that guarantees to move with fixedly carve not cooperating of piece 12 and can misplace.Carve the horizontal two ends of piece 11 upper edge workbench in each activity and make 2 through holes 21 respectively, by screw rod 22 and locking nut 23 piece 11 is carved in all activities and be rigidly connected.Two sections screw rods 22 can be rigidly connected by adapter sleeve 24.Carving piece 11 by all activities in back that are rigidly connected becomes one and carves towards the activity on the right side and carve piece integral body.Carve in the activity on the rightmost and to be provided with a bayonet socket 25 on the piece 11, stay-bolt 26 is stuck in the bayonet socket 25 and screws with an end of nut shaft 27.Coaxially respectively on right gripper shoe 9 and right end plate 6 be provided with 1 self-aligning roller bearing 28, after nut shaft 27 passed above-mentioned 2 bearings, its other end was connected with an end of connecting axle 30 by elastic cylindrical pin 29; The other end of connecting axle 30 is connected with electronic worm gear micro-reducer 32 by flat key 31.Described electronic worm gear micro-reducer 32 is fixed on the right end plate 6 by adpting flange 33.
Fixedly carve piece 12 and be positioned at and carve the top of piece group, its bottom surface is the face of carving of carving piece 11 cooperatings with activity, and its end face holds out against the bottom surface of worktable panel 1.Each fixedly carves piece 12 respectively by 2 horizontal feather keys that are fixed on worktable panel 1 bottom surface 34 restriction, makes that fixedly carving piece 12 holds out against the place of application of force and can not change.Fixedly carve the horizontal two ends of piece 12 upper edge workbench at each and make 2 through holes 21 respectively, by screw rod 22 and locking nut 23 all are fixedly carved piece 12 and be rigidly connected.Two sections screw rods 22 can be rigidly connected by adapter sleeve 24.Become one and carve and fixedly carve piece integral body by all pieces 12 of fixedly carving in the back that is rigidly connected towards a left side.The piece 12 of fixedly carving on both sides is rigidly connected and is fixed together with left gripper shoe 8, right gripper shoe 9 respectively by screw rod 22 and locking nut 23.
Being connected and fixed of above-mentioned each parts do not have specified otherwise, all adopts soket head cap screw 7 tightenings.
Respectively carve the form parameter and the distribution of piece group, as Fig. 7, shown in Figure 8.The x axle is to carve the numbering that the piece group is arranged in order from left to right, and the y axle is for carving the angle value.The center value of carving angle α of carving the piece group is maximum 3.6 °, and the value of carving angle α of carving the piece group that is positioned at both sides reduces symmetrically successively gradually, is decremented to 0.6 ° successively by 3.0 °.
For different types, respectively carve the piece group carve the angle number and the regularity of distribution is not quite similar, its basic equipping rules is: more away from the position configuration of actuator cylinder big more carve the angle carve the piece group; More near the position configuration of actuator cylinder more for a short time carve the angle carve the piece group.
Claims (9)
1, bender workbench deflection compensation mechanism, comprise the workbench that is connected and fixed by worktable panel, workbench base plate, front side board, back side panel, first member plate, right end plate, it is characterized in that: between worktable panel and workbench base plate, be provided with a series of piece group of carving along the horizontal direction of workbench; The described piece group of carving is carved piece and is laminated by fixedly carving piece and activity at least; Respectively carve the piece group fixedly carve piece and workbench fixes; After the activity of respectively carving the piece group is carved piece and linked together by the mode of being rigidly connected, drive by actuating unit; Described distribution of carving the piece group and form parameter compensate the sag curve of mould.
2, bender workbench deflection compensation mechanism according to claim 1, it is characterized in that: the described piece group of carving also comprises regulating and carves piece, adjusting is carved piece and is carved between piece and the workbench base plate in activity, carve the bottom surface of piece with activity respectively and the end face of workbench base plate cooperates, and be connected with guiding mechanism.
3, bender workbench deflection compensation mechanism according to claim 2, it is characterized in that: described guiding mechanism is: regulate bolt fit adjustment nut.
4, according to claim 1 or 2 or 3 described bender workbench deflection compensation mechanisms, it is characterized in that: after respectively carving fixedly the carving piece and link together of piece group, fix with workbench again by the mode of being rigidly connected.
5, according to claim 1 or 2 or 3 described bender workbench deflection compensation mechanisms, it is characterized in that: the described mode of being rigidly connected is: screw rod locks nut.
6, bender workbench deflection compensation mechanism according to claim 4, it is characterized in that: the described mode of being rigidly connected is: screw rod locks nut.
7, bender workbench deflection compensation mechanism according to claim 1 is characterized in that: the mode that described actuating unit drives is: electric reducer drives or hand gear drives.
8, according to claim 1 or 2 or 3 described bender workbench deflection compensation mechanisms, it is characterized in that: the described piece of fixedly carving with movable direction of carving the piece cooperating is: in horizontal plane, along the horizontal direction of workbench or along the longitudinal direction of workbench.
9, bender workbench deflection compensation mechanism according to claim 4 is characterized in that: the described piece of fixedly carving with movable direction of carving the piece cooperating is: in horizontal plane, along the horizontal direction of workbench or along the longitudinal direction of workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200502883U CN201214113Y (en) | 2008-07-07 | 2008-07-07 | Deflection compensation mechanism for bending machine worktable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200502883U CN201214113Y (en) | 2008-07-07 | 2008-07-07 | Deflection compensation mechanism for bending machine worktable |
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| Publication Number | Publication Date |
|---|---|
| CN201214113Y true CN201214113Y (en) | 2009-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200502883U Expired - Fee Related CN201214113Y (en) | 2008-07-07 | 2008-07-07 | Deflection compensation mechanism for bending machine worktable |
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|---|---|
| CN (1) | CN201214113Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601179A (en) * | 2012-01-12 | 2012-07-25 | 广州广船国际股份有限公司 | Bender |
| CN103596709A (en) * | 2011-05-26 | 2014-02-19 | 韦拉有限公司 | Method and device for compensating for misalignment between two beams of a press during a forming operation |
| CN104841732A (en) * | 2015-05-29 | 2015-08-19 | 马鞍山市辰兴机械制造有限公司 | A locally adjustable bending machine deflection compensation workbench |
| WO2019061695A1 (en) * | 2017-09-26 | 2019-04-04 | 广船国际有限公司 | Tool feeding depth adjustment mechanism for bending machine and bending machine |
| CN110341148A (en) * | 2018-04-02 | 2019-10-18 | 诸暨市碧涵精工模塑有限公司 | A kind of injection molding machine wallboard deflection compensation mechanism |
| CN112845695A (en) * | 2021-01-21 | 2021-05-28 | 湖北理工学院 | Bending angle and deflection compensation device for bending machine |
| WO2025112622A1 (en) * | 2023-11-30 | 2025-06-05 | 江苏亚威机床股份有限公司 | Numerical control point-by-point compensation mechanism of bending machine |
| CN120941802A (en) * | 2025-10-17 | 2025-11-14 | 通用技术集团机床工程研究院(天津)有限公司 | Heavy-duty precision molding press, press stiffness adjustment method and storage medium |
-
2008
- 2008-07-07 CN CNU2008200502883U patent/CN201214113Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596709A (en) * | 2011-05-26 | 2014-02-19 | 韦拉有限公司 | Method and device for compensating for misalignment between two beams of a press during a forming operation |
| CN106862320A (en) * | 2011-05-26 | 2017-06-20 | 韦拉有限公司 | The method and apparatus that the deviation between the beam of forcing press two is compensated during deformation operation |
| CN106862320B (en) * | 2011-05-26 | 2019-04-02 | 韦拉有限公司 | The method and apparatus of deviation during deformation operation between two beam of compensation pressure machine |
| CN102601179A (en) * | 2012-01-12 | 2012-07-25 | 广州广船国际股份有限公司 | Bender |
| CN104841732A (en) * | 2015-05-29 | 2015-08-19 | 马鞍山市辰兴机械制造有限公司 | A locally adjustable bending machine deflection compensation workbench |
| WO2019061695A1 (en) * | 2017-09-26 | 2019-04-04 | 广船国际有限公司 | Tool feeding depth adjustment mechanism for bending machine and bending machine |
| CN110341148A (en) * | 2018-04-02 | 2019-10-18 | 诸暨市碧涵精工模塑有限公司 | A kind of injection molding machine wallboard deflection compensation mechanism |
| CN112845695A (en) * | 2021-01-21 | 2021-05-28 | 湖北理工学院 | Bending angle and deflection compensation device for bending machine |
| WO2025112622A1 (en) * | 2023-11-30 | 2025-06-05 | 江苏亚威机床股份有限公司 | Numerical control point-by-point compensation mechanism of bending machine |
| CN120941802A (en) * | 2025-10-17 | 2025-11-14 | 通用技术集团机床工程研究院(天津)有限公司 | Heavy-duty precision molding press, press stiffness adjustment method and storage medium |
| CN120941802B (en) * | 2025-10-17 | 2025-12-09 | 通用技术集团机床工程研究院(天津)有限公司 | Heavy-duty precision molding press, press stiffness adjustment method and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHANDONG ACL HEAVY MACHINE TOOL CO., LTD. Assignor: Foshan ACL Lifeng Machine Tool Co., Ltd. Contract record no.: 2010370000092 Denomination of utility model: Deflection compensation mechanism for bending machine worktable Granted publication date: 20090401 License type: Exclusive License Record date: 20100322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20170707 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |