CN208527768U - A kind of high-precision mechanical compensation workbench of bending machine - Google Patents
A kind of high-precision mechanical compensation workbench of bending machine Download PDFInfo
- Publication number
- CN208527768U CN208527768U CN201821245882.8U CN201821245882U CN208527768U CN 208527768 U CN208527768 U CN 208527768U CN 201821245882 U CN201821245882 U CN 201821245882U CN 208527768 U CN208527768 U CN 208527768U
- Authority
- CN
- China
- Prior art keywords
- skewback
- bending machine
- cover board
- precision mechanical
- mechanical compensation
- 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.)
- Active
Links
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a kind of high-precision mechanical compensation workbench of bending machine, it includes pedestal and the cover board that is connected above the pedestal and with the pedestal；The upper and lower surface of cover board offers the first square groove and the second square groove along its longitudinal direction respectively；Second square groove side is provided with through-hole, is inside disposed with several groups wedge mechanism, and every group of wedge mechanism includes inclined-plane cooperation contact and can the opposite upper skewback and lower skewback slided；Upper skewback side offers circular hole and is equipped with adjusting block, and adjusting screw is connected on the adjusting block；It adjusts screw to be arranged in the through-hole of cover board side, is provided with circlip；Adjacent upper skewback clearance fit simultaneously can opposite sliding；Each lower skewback is integral by the dovetail configuration connection that adjacent lower skewback head and the tail constitute clearance fit, which is connected with transmission mechanism.The utility model passes through the structure for changing machinery compensation working bench, so that the compensation precision of bending machine workbench greatly improves, and good manufacturability, high production efficiency.
Description
Technical field
The utility model belongs to machinery field, is related to a kind of bending machine compensation work platform more particularly to a kind of high-precision folding
Bender machinery compensation working bench.
Background technique
Bending machine makes sliding block generate Parabolic small elastic deformation due to framework itself when loading, cause
The angle of bending workpieces not can guarantee unanimously in overall length direction.Meanwhile influence of the bending length of plate to bending part precision is very
Greatly, plate is longer requires curved load bigger, therefore the deformation of the gradient of equipment and sliding block also just becomes larger, and causes to ensure essence
It spends more difficult.In bending machine operation process, if do not adopted an effective measure, bending part will be caused to occur as shown in Figure 1
The case where " boat belly " effect.In addition, the concentrated wear of Bending Mould also influences the straightness of bending workpieces.It is common at present
Settling mode there are two types of: one is bending machine top shoe or (and) lower table appropriate position install hydraulic jacking cylinder, lead to
It crosses and controls each ejection height taken blame for others, reach compensation purpose, Fig. 2 and Fig. 3 show install three hydraulic cylinders in bending machine
Two kinds of effect pictures of compensation；Another kind is in bending machine underbeam using mechanical flexibility compensating device, by adjusting workbench
The skewback group of interior different angle reaches compensation purpose.In two kinds of settling modes, the method operation of hydraulic jacking cylinder formula is easy, Ke Yiman
The bending production that sufficient general precision requires, but for large scale and the high bending part of required precision, at present with mechanical amount of deflection benefit
It repays based on mode.It is two-way that china national practical new-type patent CN 103521574A discloses a kind of bending machine two panels double inclined plane formula
Flexibility compensating device, the compensation device can effectively adjust bending machine deflection compensation, but still numerous shortcomings.
1), upper voussoir one end punching, matches straight pin, is placed in the square groove milled above pedestal, and the other end does T-slot,
It connect, is mounted in the hole of pedestal square groove side with T-bolt, is connect with the adjusting nut in hole, structure is complicated, and craftsmanship is not
Good, manufacturing cost is high, and production efficiency is low；
2) it, is integral between lower wedge block by pull rod connection, intermediate connected by six square nuts adjusts, and pull rod is also easy to produce
Bending deformation, nut are easy to loosen, and influence compensation precision.
3), every group of voussoir group is separate type, and there is spacing distance in centre, and there are compensation blind areas, influences compensation precision requirement.
Utility model content
For deficiency existing for mechanical compensation workbench of bending machine in background technique, the utility model provides a kind of high-precision
Mechanical compensation workbench of bending machine, by changing the structure of machinery compensation working bench, so that the compensation of digital control bending machine workbench
Precision greatly improves, and good manufacturability, high production efficiency.
The technical solution that the utility model solves technical problem is as follows:
A kind of high-precision mechanical compensation workbench of bending machine of the utility model, it includes pedestal and is located above the pedestal
And the cover board being connected with the pedestal；The upper and lower surface of the cover board offers the first square groove and second party along its longitudinal direction respectively
Slot, first square groove is for installing bending lower die；Second square groove side is provided with through-hole, is disposed in slot several
Group wedge mechanism, every group of wedge mechanism include inclined-plane cooperation contact and can the opposite upper skewbacks and lower skewback slided；It is described oblique
Block side offers circular hole and is equipped with adjusting block, and adjusting screw is connected on the adjusting block；The adjusting screw setting is being covered
In the through-hole of plate side, it is provided with circlip；The adjacent upper skewback clearance fit simultaneously can opposite sliding；Each lower skewback
The dovetail configuration connection for constituting clearance fit by adjacent lower skewback head and the tail is integral, and one end of the entirety is connected with driver
Structure.
As the further improvement of technical solution, under the upper surface of the upper skewback of wedge mechanism described in every group and lower skewback
Surface is horizontal plane, and the lower surface of skewback and the upper surface of lower skewback cooperate in the compound mitre of vertical and horizontal thereon, and two
Inclined-plane longitudinal direction fit angle is α, and two inclined-plane transverse direction fit angles are β；Wherein, the following table of the upper skewback of wedge mechanism described in each group
The upper surface longitudinal direction fit angle α of face and lower skewback is not identical, and lateral fit angle β is identical.
As the further improvement of technical solution, the lower surface of the upper skewback of wedge mechanism described in each group and lower skewback it is upper
Surface longitudinal fit angle α is that 0 °~3 ° 48 ' 11 ' ', lateral fit angle β are 5 °.
As the further improvement of technical solution, the gap of the adjacent upper skewback clearance fit is within 0.05mm, excellent
Select 0.02mm；The gap that the lower skewback passes through dovetail configuration clearance fit is 0.01mm, does not compensate blind area.
As the further improvement of technical solution, the pedestal is connected with cover board by contour screw, the contour screw
Outside is provided with spring.
As the further improvement of technical solution, the transmission mechanism includes motor and drive lead screw；The drive lead screw
One end be connected with whole lower skewback, the other end is connected with the motor.
As the further improvement of technical solution, the motor is speed regulating motor, can access numerical control bender control system,
The electric machine built-in displacement sensor, motor speed is compatible with numerical control bender control system integrated with stroke control, passes through number
It controls bender control system setting offset and controls motor rotation, precisely realize bending machine deflection compensation.
As the further improvement of technical solution, the cover board side is additionally provided with deckboard, is arranged on the capping plate
There is scale.
As the further improvement of technical solution, it is provided on the cover board of first square groove side and dig-ins screw.
As the further improvement of technical solution, described workbench one end further includes head plate.
In the utility model, the upper and lower skewback of every group of wedge mechanism in the second square groove is corresponded, the number of wedge mechanism
Amount is determined by machinery compensation working bench length, is odd number group, bilateral symmetry, the upper and lower skewback compound mitre of every group of wedge mechanism
Cooperation, longitudinal ramp fit angle are α, and lateral ramp fit angle is β, and the upper and lower skewback of each group wedge mechanism is longitudinal
The angle [alpha] of inclined-plane cooperation is different, and the angle beta of the upper and lower skewback transverse direction inclined-plane cooperation of each group wedge mechanism is identical, and each lower skewback is logical
It is integral to cross the dovetail configuration connection that adjacent lower skewback head and the tail constitute clearance fit, can be drivingly connected by transmission mechanism integral
Lower skewback group move left and right to achieve the effect that whole deflection compensation, the fit clearance of dovetail configuration is 0.01mm, and compensation does not have
There is blind area, meanwhile, transmission mechanism can access the control system of numerical control bender and by the control system to the motor of transmission mechanism
It is controlled, realizes the whole Automatic Control of deflection compensation and the precision of bending machine deflection compensation, it is lateral when needing to carry out
Fine tuning when, can adjust screw by rotating each adjusting screw by circlip limit, can only rotate, will not be subjected to displacement, in turn
It drives adjusting block that upper skewback is laterally moved above lower skewback by adjusting screw, reaches the fine tuning of compensation rate.
Compared with the existing technology, the utility model has the advantage that
1, the motor in compensation work platform transmission mechanism is easily accessed bender control system and by the control system control
System, realization are docked with bender control system perfection, and fast response time, work efficiency is high；
2, compensation work platform matches each wedge mechanism being combined by upper and lower skewback compound mitre, and compensation precision is high:
A, error < 0.02mm is compensated in length range；
B, the mobile resetting error≤0.02mm of skewback group,
C, non-blind area is compensated；
3, the bending precision of bending machine and the bending quality of sheet metal product is substantially improved；
4, compact-sized beauty, convenient for managing and maintaining.
Detailed description of the invention
Fig. 1 is the schematic diagram of " boat belly " effect；
Fig. 2 is the effect picture one that the compensation of three hydraulic cylinders is installed in bending machine；
Fig. 3 is the effect picture two that the compensation of three hydraulic cylinders is installed in bending machine；
Fig. 4 is the schematic front view of compensation work platform described in the utility model；
Fig. 5 is the schematic top plan view of compensation work platform described in the utility model；
Fig. 6 is the diagrammatic side-view cross-sectional schematic diagram of compensation work platform described in the utility model；
Fig. 7 is that schematic diagram at contour screw is splitted in the side view of compensation work platform described in the utility model；
Fig. 8 is that upper and lower skewback inclined-plane longitudinally cooperates combining form at α angle to show in compensation work platform described in the utility model
It is intended to；
Fig. 9 is lower skewback dovetail configuration combining form schematic diagram in compensation work platform described in the utility model；
Figure 10 is that upper and lower skewback inclined-plane laterally cooperates at angle β combining form in compensation work platform described in the utility model
Schematic diagram；
Figure 11 is the schematic diagram of upper skewback or lower skewback compound mitre in compensation work platform described in the utility model；
In figure: 1, cover board；2, upper skewback；3, lower skewback；4, pedestal；5, circlip；6, screw is adjusted；7, adjusting block；8, tight
Stare at screw；9, scale；10, deckboard；11, spring；12, contour screw；13, bearing block；14, drive lead screw；15, motor；
16, head plate；17, the first square groove；18, the second square groove；19, transmission mechanism；20, dovetail configuration.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Unless otherwise defined, the technical term or scientific term used herein should be in disclosure fields and has
The ordinary meaning that the personage of general technical ability is understood.Used in disclosure patent application specification and claims
"upper", "lower", "left", "right", "front", "rear" etc. are only used for indicating relative positional relationship, when the absolute position for being described object
After change, then the relative positional relationship also correspondingly changes.
As shown in Fig. 4 to Figure 11, a kind of high-precision mechanical compensation workbench of bending machine of the present embodiment, its main feature is that, it is wrapped
The cover board 1 for including pedestal 4 and being connected above the pedestal 4 and with the pedestal 4, the pedestal 4 pass through contour spiral shell with cover board 1
Silk 12 is connected, and spring 11 is provided on the outside of the contour screw 12, the cover board 1 can move up and down；The upper following table of the cover board 1
Face offers the first square groove 17 and the second square groove 18 along its longitudinal direction respectively, and first square groove 17 is for installing bender lower die
Tool；(longitudinal direction) is disposed with several groups wedge mechanism, every group of wedge mechanism packet along its length in second square groove 18
The upper skewback 2 and lower skewback 3 that includes inclined-plane cooperation contact and can slide relatively, 18 side of the second square groove are additionally provided with several logical
Hole；2 side of upper skewback offers circular hole and is equipped with adjusting block 7, and installation, which is connected with, on the adjusting block 7 adjusts screw 6；Institute
It states adjusting screw 6 to be arranged in the through-hole of 1 side of cover board, is provided with circlip 5, when rotation adjusts screw 6, the circlip
5 can limit to screw 6 is adjusted, and having it in through-hole of 18 side of the second square groove can only rotate, and cannot be subjected to displacement, into
And adjusting block is driven to move laterally together together with upper skewback 2, realize the fine tuning of offset；Adjacent upper 2 end clearance of skewback
It opposite can be slided with merging, the fit clearance of adjacent upper 2 end face of skewback can be further set as within 0.05mm, excellent
0.02mm is selected, fine tuning compensation effect is further increased；Each lower skewback 3 constitutes clearance fit by adjacent lower skewback 3 from beginning to end
Dovetail configuration 20 connect integral, one end of the entirety is connected with transmission mechanism 19, the dovetail between the adjacent lower skewback 3
The gap of structure interval cooperation can be further arranged to 0.01mm, so that the compensation work platform does not compensate blind area.
In the present embodiment, the lower surface of the upper surface of the upper skewback 2 of wedge mechanism described in every group and lower skewback 3 is level
Face, the lower surface of skewback 2 and the upper surface of lower skewback 3 cooperate in the compound mitre of vertical and horizontal thereon, carry out in conjunction with Figure 11
Illustrate, Figure 11 be 3 compound mitre of upper skewback 2 or lower skewback schematic diagram, wherein plane ABCD be horizontal plane, side A ' C ' with
It is at α angle between the AC of side, while C ' D ' and while CD between it is at angle β, thus plane A ' B ' C ' D ' be with longitudinal angle α's and lateral angle β
Compound mitre can cooperate two compound mitres of upper skewback 2 and lower skewback 3, and two inclined-plane longitudinal direction fit angles are α,
Two inclined-plane transverse direction fit angles are β, by the mobile realization entirety deflection compensation to lower skewback 3 generally longitudinally, by upper oblique
2 transverse shifting of block achievees the effect that fine tuning compensation；Wherein, the lower surface of the upper skewback 2 of wedge mechanism described in each group and lower skewback
3 upper surface longitudinal direction fit angle α is not identical, and lateral fit angle β is identical；The upper skewback 2 of each group wedge mechanism and lower skewback 3
Longitudinal fit angle α need to calculate upper and lower skewback 2,3 in every group of wedge mechanism longitudinal (long to) tiltedly according to actural deflection offset
Face angle degree, the range of longitudinal direction fit angle α can be further arranged to 0 °~3 ° 48 ' 11 ' ', each group wedge mechanism it is upper tiltedly
Block 2 and 3 transverse direction fit angle β of lower skewback can be further configured to 5 °, the further setting of the range of α and β, by largely trying
It tests conclusion to obtain, so that compensation effect is more accurate.
In the present embodiment, the transmission mechanism 19 includes motor 15 and drive lead screw 14；One end of the drive lead screw 14
It is connected with whole lower skewback 3, the other end is connected by bearing block 13 with the motor 15, is provided with biography on the bearing block 13
Moving axis, the transmission shaft one end are connect with drive lead screw 14, and the other end is connect with the output end of motor 15.It is described in the present embodiment
Motor 15 is speed regulating motor, and motor 15 can be accessed bender control system by route by electric machine built-in displacement sensor, will be electric
Machine revolving speed is compatible with numerical control bender control system integrated with stroke control, by being arranged in numerical control bender control system
Offset controls the rotation of motor 15, the accurate automatic compensation for realizing bending machine entirety amount of deflection.
In the present embodiment, 1 side of cover board is additionally provided with deckboard 10, is provided with scale 9 on the capping plate 10.
In the present embodiment, it is provided on the cover board 1 of first square groove 17 and dig-ins screw 8.
In the present embodiment, described workbench one end further includes head plate 16.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.
Claims (10)
1. a kind of high-precision mechanical compensation workbench of bending machine, characterized in that it include pedestal (4) and be located at the pedestal (4)
Top and the cover board (1) being connected with the pedestal (4)；The upper and lower surface of the cover board (1) offers first along its longitudinal direction respectively
Square groove (17) and the second square groove (18)；Second square groove (18) side is provided with through-hole, is disposed with several groups in slot
Wedge mechanism, every group of wedge mechanism include inclined-plane cooperation contact and can the opposite upper skewbacks (2) and lower skewback (3) slided；It is described
Upper skewback (2) side offers circular hole and is equipped with adjusting block (7), is connected on the adjusting block (7) and adjusts screw (6)；It is described
It adjusts screw (6) to be arranged in the through-hole of cover board (1) side, is provided with circlip (5)；Adjacent upper skewback (2) end face
Clearance fit simultaneously can opposite sliding；Each lower skewback (3) is made up of the dovetail knot of clearance fit adjacent lower skewback (3) head and the tail
Structure (20) connection is integral, and one end of the entirety is connected with transmission mechanism (19).
2. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that inclined wedge described in every group
The upper surface of the upper skewback (2) of mechanism and the lower surface of lower skewback (3) are horizontal plane, and the lower surface of skewback (2) is under thereon
The upper surface of skewback (3) cooperates in the compound mitre of vertical and horizontal, and two inclined-plane longitudinal direction fit angles are α, and two inclined-planes are laterally matched
Close angle degree is β；Wherein, the lower surface of the upper skewback (2) of wedge mechanism described in each group and the upper surface of lower skewback (3) longitudinally cooperate
Angle [alpha] is not identical, and lateral fit angle β is identical.
3. a kind of high-precision mechanical compensation workbench of bending machine according to claim 2, characterized in that inclined wedge described in each group
The lower surface of the upper skewback (2) of mechanism and the upper surface longitudinal direction fit angle α of lower skewback (3) are 0 °~3 ° 48 ' 11 ' ', are laterally matched
Closing angle beta is 5 °.
4. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that adjacent described oblique
The gap of block (2) clearance fit is within 0.05mm；The lower skewback (3) is by the gap of dovetail configuration clearance fit
0.01mm。
5. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that the pedestal (4)
It is connected with cover board (1) by contour screw (12), is provided with spring (11) on the outside of the contour screw (12).
6. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that the transmission mechanism
It (19) include motor (15) and drive lead screw (14)；One end of the drive lead screw (14) is connected with whole lower skewback (3),
The other end is connected with the motor (15).
7. a kind of high-precision mechanical compensation workbench of bending machine according to claim 6, characterized in that the motor (15)
For speed regulating motor.
8. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that the cover board (1)
Side is additionally provided with deckboard (10), is provided with scale (9) on the deckboard (10).
9. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that first square groove
(17) it is provided on the cover board (1) of side and dig-ins screw (8).
10. a kind of high-precision mechanical compensation workbench of bending machine according to claim 1, characterized in that the workbench
One end further includes head plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245882.8U CN208527768U (en) | 2018-08-03 | 2018-08-03 | A kind of high-precision mechanical compensation workbench of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245882.8U CN208527768U (en) | 2018-08-03 | 2018-08-03 | A kind of high-precision mechanical compensation workbench of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208527768U true CN208527768U (en) | 2019-02-22 |
Family
ID=65386441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821245882.8U Active CN208527768U (en) | 2018-08-03 | 2018-08-03 | A kind of high-precision mechanical compensation workbench of bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208527768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961496A (en) * | 2019-11-22 | 2020-04-07 | 天水锻压机床(集团)有限公司 | Intelligent compensation system and compensation method for bending high-hardness plate based on high-precision numerical control cantilever forming machine |
-
2018
- 2018-08-03 CN CN201821245882.8U patent/CN208527768U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110961496A (en) * | 2019-11-22 | 2020-04-07 | 天水锻压机床(集团)有限公司 | Intelligent compensation system and compensation method for bending high-hardness plate based on high-precision numerical control cantilever forming machine |
| CN110961496B (en) * | 2019-11-22 | 2021-07-20 | 天水锻压机床(集团)有限公司 | Intelligent compensation system and compensation method for bending high-hardness plate based on high-precision numerical control cantilever forming machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108906925A (en) | A kind of high-precision mechanical compensation workbench of bending machine | |
| CN204842978U (en) | High accuracy elevating system of laser sintering 3D printer | |
| US20230330734A1 (en) | Heavy-load and high-precision transmission mechanism applicable to metal sheet bending equipment | |
| CN208527768U (en) | A kind of high-precision mechanical compensation workbench of bending machine | |
| CN103521574A (en) | Double-piece double-inclined-plane matching type bidirectional deflection compensation device of bending machine | |
| CN112660412A (en) | Shape-preserving tool for large part with adjustable weak rigidity and supporting method for aircraft cylinder section | |
| CN210754475U (en) | Precision bending machine mechanical compensation workbench with integral waveform sloping block structure | |
| CN1765535A (en) | Large-scale digit-controlled hydraulic pressure straightener main frame | |
| CN217514631U (en) | Double-slider guide mechanism of hydraulic press | |
| CN110026456A (en) | A kind of accurate mechanical compensation workbench of bending machine of overall waveform skewback structure | |
| CN210001101U (en) | distance-dividing rotating mechanism | |
| CN209953570U (en) | Turntable type flexible three-dimensional bending forming device for section bar | |
| CN115435681A (en) | Device and method for online measurement of machining size of outer surface of special-shaped part | |
| CN210731045U (en) | Movable tail jack | |
| CN106181430A (en) | A kind of lathe with inclined guide rails | |
| CN210500311U (en) | Multi-station precision manipulator | |
| CN206731421U (en) | A kind of high-precision steel rider slack adjuster | |
| CN109013768A (en) | Bending machine adjusts compensation device | |
| CN206126775U (en) | Eccentric wheel jacking device | |
| CN110040460A (en) | One kind following mould group | |
| CN217919912U (en) | Mounting and adjusting device for linear guide rail inside frame | |
| CN216176576U (en) | Diagonal side die opening and closing mechanism and casting machine | |
| CN110918805A (en) | Cylinder pusher | |
| CN215846888U (en) | Numerical control gantry machine tool ram anti-deformation impact structure | |
| CN214304863U (en) | Metal circulator with positioning structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |