CN110064685B - Support body of reconfigurable mechanism plate bending machine with buffer function - Google Patents
Support body of reconfigurable mechanism plate bending machine with buffer function Download PDFInfo
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- CN110064685B CN110064685B CN201910282414.0A CN201910282414A CN110064685B CN 110064685 B CN110064685 B CN 110064685B CN 201910282414 A CN201910282414 A CN 201910282414A CN 110064685 B CN110064685 B CN 110064685B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000005452 bending Methods 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 87
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 description 22
- 238000000465 moulding Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101100234547 Caenorhabditis elegans rod-1 gene Proteins 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- 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
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Finger-Pressure Massage (AREA)
Abstract
A supporting body of a reconfigurable mechanism plate bending machine with a buffer function comprises a main part device which is arranged between an adjusting screw rod (1) and an upper die bottom plate (2) and used for forming a flexible section with expansion acting force between the adjusting screw rod (1) and the upper die bottom plate (2), and adjacent pressure heads are subjected to buffer treatment under the buffer stroke effect between the adjusting screw rod (1) and the upper die bottom plate (2) through the main part device, so that a single pressure head is not projected to act on a plate, and the reliability of the pressure head of a forming three-dimensional plate cold bending machine is improved.
Description
Technical Field
The invention relates to a support body of a reconfigurable system, in particular to a support body of a reconfigurable mechanism plate bending machine with a buffer function, which is particularly suitable for forming a pressure head of a three-dimensional plate bending machine.
Background
In order to ensure the strength of the ship body plate members, the ship body plate members are required to be molded at normal temperature by using a three-dimensional panel cold bending machine, the plates are required to be molded by using a pressure head, the pressure head is required to be repeatedly adjusted up and down in the process of molding the plates by the pressure head, the pressure head of an individual basic body is higher than a molding plane due to factors such as system errors, measurement errors, pressure head swing and the like, when a plurality of pressure heads are arranged together, an operator cannot observe the phenomenon that the pressure head is higher than the molding plane through visual inspection, so that the whole pressure head cannot be ensured to synchronously act on the plates, the phenomenon that an adjusting nut and a lower base body in the pressure head are damaged occurs, and the reliability of the pressure head of the three-dimensional cold bending machine is influenced.
Disclosure of Invention
The object of the invention is a support body of a reconfigurable mechanism plate bending machine with a buffer function.
In order to overcome the technical defects, the invention aims to provide a support body of a reconfigurable mechanism plate bending machine with a buffer function, so that the reliability of a press head of a forming three-dimensional plate cold bending machine is improved.
In order to achieve the above purpose, the invention adopts the following technical scheme: comprising a master device arranged between the adjusting screw and the upper die bottom plate and used for forming a flexible section with expansion force between the adjusting screw and the upper die bottom plate.
Because the main part device is designed, adjacent pressure heads are subjected to buffer treatment under the action of buffer travel between the adjusting screw rod and the upper die bottom plate, and a single pressure head is not projected to act on the plate, the reliability of the pressure head of the forming three-dimensional plate cold bending machine is improved.
The invention designs a stacked body or a flat wire body wound spring body which is composed of arch sheets and is distributed in a convergent-divergent gap.
The invention designs that the main part device is arranged to contain a belleville spring and a pressing plate or a compression spring and a pressing plate.
The invention is based on the design that the invention further comprises a first attachment device which is arranged on the adjusting screw and which is arranged as an adjusting nut.
The invention also provides a second accessory device which is arranged on the adjusting screw rod and comprises an adjusting pad and a stopping pad.
The invention designs that a pressing plate is arranged between an adjusting screw and an upper die bottom plate, a butterfly spring is arranged between the pressing plate and the adjusting screw, an adjusting nut is arranged between the pressing plate and the adjusting screw, an adjusting pad is arranged between the adjusting nut and the adjusting screw, and a stop pad is arranged between the adjusting pad and the adjusting screw.
The invention designs that the bulge is arranged at the upper end face part of the transverse section of the compression spring, the accommodating groove body is arranged at the lower end face part of the transverse section of the compression spring, the adjacent accommodating groove body at the lower part is connected with the adjacent bulge at the upper part, the upper end face part of the transverse section and the lower end face part of the transverse section are respectively arranged as plane bodies, the bulge is arranged as a rectangular strip body, and the accommodating groove body is arranged as a U-shaped open groove.
The invention designs that a step flange body is arranged on an adjusting screw rod, the upper end face part of the step flange body is connected with a belleville spring in a contact way, the lower end head of the adjusting screw rod is connected with a lower base body of a pressure head, and the upper end head of the adjusting screw rod is connected with a connector connected with a speed reducer.
The invention designs that a step hole body is arranged in the upper die bottom plate, the lower end face part of the upper die bottom plate is connected with the pressing plate in a contact mode, and the step hole body is connected with the adjusting nut, the adjusting pad and the stop pad in a containing mode.
The invention designs that the belleville spring comprises a lower sheet group, an upper sheet group and an intermediate sheet group, wherein the lower sheet group is connected with the adjusting screw in a contact way, the upper sheet group is connected with the upper die bottom plate in a contact way, and the intermediate sheet group is arranged between the lower sheet group and the upper sheet group.
The invention designs that the basal body piece of the belleville spring is arranged as a round arch plate with a middle hole body, the lower piece group and the upper piece group are respectively arranged as overlapped parts of the two basal body pieces, the opening parts of the basal body pieces of the lower piece group are buckled with the adjusting screw rod and the opening parts of the basal body pieces of the upper piece group are buckled with the pressing plate, the middle piece group is arranged as a combined part which is relatively folded by the overlapped parts of the two basal body pieces, and the adjacent opening parts of the overlapped parts of the two basal body pieces are buckled and connected.
The invention designs that the thickness t of the base plate of the belleville spring is set to be 4-10mm, the diameter D of the base plate is set to be 63-180mm, the diameter D of the middle hole body of the base plate is set to be 31-92mm, the arch height H 0 of the upper end face part of the base plate is set to be 5.3-14mm, and the arch height H 0 of the lower end face part of the base plate is set to be 1.3-4mm.
The present invention was devised such that when the length of the indenter was set to 70mm and the width of the indenter was set to 70mm, the thickness t of the base sheet was set to 4mm and the diameter D of the base sheet was set to 63mm, the diameter D of the intermediate hole of the base sheet was set to 31mm and the arch height H 0 of the upper end face portion of the base sheet was set to 5.3mm, and the arch height H 0 of the lower end face portion of the base sheet was set to 1.3mm.
The present invention was devised such that when the length of the indenter was set to 80mm and the width of the indenter was set to 80mm, the thickness t of the base sheet was set to 4.5mm and the diameter D of the base sheet was set to 71mm, the diameter D of the intermediate hole of the base sheet was set to 36mm and the arch height H 0 of the upper end face portion of the base sheet was set to 6.1mm, and the arch height H 0 of the lower end face portion of the base sheet was set to 1.6mm.
The present invention is designed such that when the length of the indenter is set to 90mm and the width of the indenter is set to 90mm, the thickness t of the base sheet is set to 5.5mm and the diameter D of the base sheet is set to 80mm, the diameter D of the intermediate hole of the base sheet is set to 41mm and the arch height H 0 of the upper end face portion of the base sheet is set to 7.2mm, and the arch height H 0 of the lower end face portion of the base sheet is set to 1.7mm.
The present invention devised that when the length of the indenter was set to 100mm and the width of the indenter was set to 100mm, the thickness t of the base sheet was set to 6mm and the diameter D of the base sheet was set to 90mm, the diameter D of the intermediate hole of the base sheet was set to 46mm and the arch height H 0 of the upper end face portion of the base sheet was set to 8.0mm, and the arch height H 0 of the lower end face portion of the base sheet was set to 2.0mm.
The invention designs that when the length of the ram is set to 125mm and the width of the ram is set to 125mm, the thickness t of the base sheet is set to 7mm and the diameter D of the base sheet is set to 112mm, the diameter D of the intermediate hole of the base sheet is set to 57mm and the arch height H 0 of the upper end face portion of the base sheet is set to 9.5mm, the arch height H 0 of the lower end face portion of the base sheet is set to 2.5mm,
The present invention devised that when the length of the indenter was set to 150mm and the width of the indenter was set to 150mm, the thickness t of the base sheet was set to 9.5mm and the diameter D of the base sheet was set to 140mm, the diameter D of the intermediate hole of the base sheet was set to 72mm and the arch height H 0 of the upper end face portion of the base sheet was set to 11.1mm, and the arch height H 0 of the lower end face portion of the base sheet was set to 2.6mm.
The present invention devised that when the length of the indenter is set to 180mm and the width of the indenter is set to 180mm, the thickness t of the base sheet is set to 10mm and the diameter D of the base sheet is set to 160mm, the diameter D of the intermediate hole of the base sheet is set to 82mm and the arch height H 0 of the upper end face portion of the base sheet is set to 13.5mm, and the arch height H 0 of the lower end face portion of the base sheet is set to 3.5mm.
The present invention is designed such that when the length of the indenter is set to 200mm and the width of the indenter is set to 200mm, the thickness t of the base sheet is set to 10mm and the diameter D of the base sheet is set to 180mm, the diameter D of the intermediate hole of the base sheet is set to 92mm and the arch height H 0 of the upper end face portion of the base sheet is set to 14mm, and the arch height H 0 of the lower end face portion of the base sheet is set to 4.0mm.
The invention designs that the pressing plate is a circular tubular body and is connected with the adjusting screw in series, the lower end face part of the pressing plate is connected with the belleville spring in a contact way, and the lower end face part of the pressing plate is connected with the upper die bottom plate in a contact way.
The invention designs that the adjusting nut is a hexagon nut, the adjusting nut is connected with the adjusting screw rod in a threaded mode, the lower end face part of the adjusting nut is connected with the pressing plate in a contact mode, and the upper end face part of the adjusting nut is connected with the adjusting pad in a contact mode.
The invention designs that the adjusting pad is arranged as a circular annular sheet body and is connected with the adjusting screw in series, the lower end face part of the adjusting pad is connected with the adjusting nut, and the upper end face part of the adjusting pad is connected with the stop pad.
The invention designs that the stop pad is arranged as a V-shaped buckle piece and is connected with the adjusting screw rod in a clamping way, and the end face part of the lower end of the stop pad is connected with the adjusting pad in a contact way.
The invention designs that the adjusting screw rod, the upper die bottom plate, the butterfly spring and the pressing plate are distributed in a mode of increasing return force, the adjusting screw rod, the upper die bottom plate, the butterfly spring and the pressing plate are distributed in a mode of a preset return distance, the adjusting screw rod, the upper die bottom plate, the butterfly spring, the pressing plate and the adjusting nut are distributed in a mode of fixing ends, the center line of the adjusting screw rod, the center line of the butterfly spring, the center line of the pressing plate, the center line of the adjusting nut, the center line of the adjusting pad and the center line of the stopping pad are arranged on the same straight line, an adjusting nut 91 is arranged between the adjusting screw rod and the lower base body, and the adjusting screw rod is arranged between the lower base body and the connecting head.
The invention has the technical effects that: the adjusting screw rod is used for adjusting the lifting of the base body through the nut connected with the base body and bearing the pressure exerted by the base body, the adjusting screw rod is used as an installation carrier of the belleville spring and the pressing plate, the belleville spring reasonably selects the combination form of the belleville spring according to the design bearing pressure of the base body and the buffering stroke, the requirement of pressing the pressing plate can be met, the adjusting nut, the adjusting pad and the stopping pad can be used for adjusting the adjusting nut according to the designed bearing capacity of the base body when overload occurs, the belleville spring is precompressed for a certain stroke, the elasticity of the belleville spring is larger than the bearing capacity of the base body, and the positions of the nut are fixed through the adjusting pad and the stopping pad, so that looseness is prevented.
In the present technical solution, the flexible section having the expansion force means having elasticity in a free state and rigidity in a limit state.
In the technical scheme, the stacked body with arch sheets and distributed in the expanding gap or the flat wire body wound spring body is an important technical feature, and the spring body has novelty, creativity and practicability in the technical field of the support body of the reconfigurable mechanism plate bending machine with the buffer function, and the terms in the technical scheme can be explained and understood by the patent literature in the technical field.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic view of one of the first embodiments of the present invention,
Figure 2 is a schematic view of the structure of the belleville spring 3,
Figure 3 is a schematic view of the installation of the present invention,
Figure 4 is a schematic view of a second embodiment of the present invention,
Figure 5 is a cross-sectional view A-A of figure 4,
The adjusting screw rod-1, an upper die bottom plate-2, a belleville spring-3, a pressing plate-4, an adjusting nut-5, an adjusting pad-6, a stop pad-7, a step flange body-11, a step hole body-21, a lower sheet group-31, an upper sheet group-32, a middle sheet group-33, a base sheet-34, a compression spring-8, a transverse section upper end face part-81, a transverse section lower end face part-82, a protruding part-83 and a containing groove body-84.
Detailed Description
Terms such as "having," "including," and "comprising," as used herein, are to be construed as not being accompanied by the presence or addition of one or more other elements or combinations thereof, in accordance with the censoring guidelines.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the various embodiments of the invention described below may be combined with one another as long as they do not interfere with one another, and, unless otherwise specified, the equipment and materials used in the examples below are commercially available, as the process conditions are not explicitly described, with reference to the commercially available product specifications or in accordance with methods conventional in the art.
The invention will be further described with reference to the following examples, which are intended to illustrate the invention and not to limit it further. The method comprises the following steps:
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 is a first embodiment of the present invention, which is specifically described with reference to the drawings, and includes a belleville spring 3, a pressing plate 4, an adjusting nut 5, an adjusting pad 6 and a stop pad 7,
A pressing plate 4 is arranged between the adjusting screw 1 and the upper die bottom plate 2, a belleville spring 3 is arranged between the pressing plate 4 and the adjusting screw 1, an adjusting nut 5 is arranged between the pressing plate 4 and the adjusting screw 1, an adjusting pad 6 is arranged between the adjusting nut 5 and the adjusting screw 1, and a stop pad 7 is arranged between the adjusting pad 6 and the adjusting screw 1.
In the present embodiment, a step flange body 11 is provided on the adjusting screw 1 and an upper end face portion of the step flange body 11 is provided to be in contact with the belleville spring 3, a lower end of the adjusting screw 1 is provided to be in contact with a lower base 92 of the ram and an upper end of the adjusting screw 1 is provided to be in contact with a joint 93 to which the decelerator is connected.
Through adjusting lead screw 1, formed the support tie point to belleville spring 3, realized being connected with belleville spring 3 by step flange body 11, its technical aim at: for acting as a support carrier for the belleville springs 3.
In the present embodiment, a stepped hole body 21 is provided in the upper die bottom plate 2 and the lower end face portion of the upper die bottom plate 2 is provided in contact with the platen 4, the stepped hole body 21 being provided in accommodation-type coupling with the adjustment nut 5, the adjustment pad 6, and the stopper pad 7.
Through last die bottom plate 2, formed the support tie point to clamp plate 4, adjusting nut 5, adjusting pad 6 and locking pad 7, realized being connected with clamp plate 4 by last die bottom plate 2, realized being connected with adjusting nut 5, realized being connected with adjusting pad 6, realized being connected with locking pad 7, its technical aim is: for acting as a support carrier for the platen 4.
In the present embodiment, the belleville springs 3 are provided to include the lower plate group 31, the upper plate group 32, and the intermediate plate group 33, and the lower plate group 31 is provided to be in contact with the adjusting screw 1, the upper plate group 32 is provided to be in contact with the upper die bottom plate 2, and the intermediate plate group 33 is provided between the lower plate group 31 and the upper plate group 32.
Through belleville spring 3, formed the support tie point of adjusting lead screw 1 and clamp plate 4, realized being connected with clamp plate 4 by last group 32, realized being connected with adjusting lead screw 1 by lower group 31, realized the return processing of adjusting lead screw 1 by middle group 33, its technical aim is: for generating elastic energy storage force for the return of the adjusting screw 1.
In the present embodiment, the base plate 34 of the belleville spring 3 is provided as a circular arch plate having a middle hole body and the lower plate group 31 and the upper plate group 32 are provided as superimposed members of the two base plates 34, respectively, the opening portions of the base plates 34 of the lower plate group 31 are provided to be snap-coupled with the adjusting screw 1 and the opening portions of the base plates 34 of the upper plate group 32 are provided to be snap-coupled with the pressing plate 4, the middle plate group 33 is provided as a combined member relatively closed by the superimposed members of the two base plates 34 and the adjacent opening portions of the superimposed members of the two base plates 34 are provided to be in snap-coupled distribution.
By the base plate 34, the elastic energy storage of the belleville spring 3 and the movable clearance of the belleville spring 3 are realized.
In the present embodiment, the thickness t of the base sheet 34 of the belleville spring 3 is set to 4 to 10mm and the diameter D of the base sheet 34 is set to 63 to 200mm, the diameter D of the intermediate hole of the base sheet 34 is set to 31 to 92mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 5.3 to 14mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 1.3 to 4mm,
When the length of the indenter is set to 70mm and the width of the indenter is set to 70mm, the thickness t of the base sheet 34 is set to 4mm and the diameter D of the base sheet 34 is set to 63mm, the diameter D of the intermediate hole of the base sheet 34 is set to 31mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 5.3mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 1.3mm,
When the length of the indenter is set to 80mm and the width of the indenter is set to 80mm, the thickness t of the base sheet 34 is set to 4.5mm and the diameter D of the base sheet 34 is set to 71mm, the diameter D of the intermediate hole of the base sheet 34 is set to 36mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 6.1mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 1.6mm,
When the length of the indenter is set to 90mm and the width of the indenter is set to 90mm, the thickness t of the base sheet 34 is set to 5.5mm and the diameter D of the base sheet 34 is set to 80mm, the diameter D of the intermediate hole of the base sheet 34 is set to 41mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 7.2mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 1.7mm,
When the length of the indenter is set to 100mm and the width of the indenter is set to 100mm, the thickness t of the base sheet 34 is set to 6mm and the diameter D of the base sheet 34 is set to 90mm, the diameter D of the intermediate hole of the base sheet 34 is set to 46mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 8.0mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 2.0mm,
When the length of the indenter is set to 125mm and the width of the indenter is set to 125mm, the thickness t of the base sheet 34 is set to 7mm and the diameter D of the base sheet 34 is set to 112mm, the diameter D of the intermediate hole of the base sheet 34 is set to 57mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 9.5mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 2.5mm,
When the length of the indenter is set to 150mm and the width of the indenter is set to 150mm, the thickness t of the base sheet 34 is set to 9.5mm and the diameter D of the base sheet 34 is set to 140mm, the diameter D of the intermediate hole of the base sheet 34 is set to 72mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 11.1mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 2.6mm,
When the length of the indenter is set to 180mm and the width of the indenter is set to 180mm, the thickness t of the base sheet 34 is set to 10mm and the diameter D of the base sheet 34 is set to 160mm, the diameter D of the intermediate hole of the base sheet 34 is set to 82mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 13.5mm, the arch height H 0 of the lower end face portion of the base sheet 34 is set to 3.5mm,
When the length of the indenter is set to 200mm and the width of the indenter is set to 200mm, the thickness t of the base sheet 34 is set to 10mm and the diameter D of the base sheet 34 is set to 180mm, the diameter D of the intermediate hole body of the base sheet 34 is set to 92mm and the arch height H 0 of the upper end face portion of the base sheet 34 is set to 14mm, and the arch height H 0 of the lower end face portion of the base sheet 34 is set to 4.0mm.
The base sheet 34 realizes the return clearance requirement of the pressure heads with various specifications.
In the present embodiment, the pressing plate 4 is provided as a circular tubular body and the pressing plate 4 is provided in series connection with the adjusting screw 1, the lower end face portion of the pressing plate 4 is provided in contact connection with the belleville spring 3 and the lower end face portion of the pressing plate 4 is provided in contact connection with the upper die bottom plate 2.
Through clamp plate 4, formed the support tie point of adjusting lead screw 1, go up die bottom plate 2 and belleville spring 3, by clamp plate 4, realized being connected with adjusting lead screw 1, realized being connected with last die bottom plate 2, realized being connected with belleville spring 3, its technical aim at: a support carrier for returning the belleville springs 3.
In the present embodiment, the adjustment nut 5 is provided as a hexagonal nut and the adjustment nut 5 is provided in threaded engagement with the adjustment screw 1, the lower end face portion of the adjustment nut 5 is provided in contact engagement with the pressing plate 4 and the upper end face portion of the adjustment nut 5 is provided in contact engagement with the adjustment pad 6.
Through adjusting nut 5, formed the support tie point of adjusting lead screw 1, clamp plate 4 and adjusting pad 6, by adjusting nut 5, realized being connected with adjusting lead screw 1, realized being connected with clamp plate 4, realized being connected with adjusting pad 6, its technical aim at: for generating a pre-compression deformation of the belleville springs 3.
In the present embodiment, the adjustment pad 6 is provided as a circular annular sheet body and the adjustment pad 6 is provided in series connection with the adjustment screw 1, the lower end face portion of the adjustment pad 6 is provided in connection with the adjustment nut 5 and the upper end face portion of the adjustment pad 6 is provided in connection with the stopper pad 7.
Through adjusting pad 6, formed the support tie point of adjusting screw 1, adjusting nut 5 and locking pad 7, by adjusting pad 6, realized being connected with adjusting screw 1, realized being connected with adjusting nut 5, realized being connected with locking pad 7, its technical aim at: for adjusting the distance between the adjusting nut 5 and the stop pad 7.
In the present embodiment, the stopper pad 7 is provided as a V-shaped snap piece and the stopper pad 7 is provided to be snap-coupled with the adjusting screw 1, and the lower end face portion of the stopper pad 7 is provided to be contact-coupled with the adjusting pad 6.
Through the stop pad 7, the supporting connection point of the adjusting screw 1 and the adjusting pad 6 is formed, the stop pad 7 realizes the connection with the adjusting screw 1 and the connection with the adjusting pad 6, and the technical aim is that: for generating a braking force on the adjusting nut 5.
In the present embodiment, the adjusting screw 1 and the upper die bottom plate 2 are arranged to be distributed in such a manner as to increase the return force with the belleville springs 3 and the pressing plate 4 and the adjusting screw 1, the upper die bottom plate 2, the belleville springs 3 and the pressing plate 4 are arranged to be distributed in such a manner as to be a predetermined return distance with the adjusting nut 5, the adjusting screw 1, the upper die bottom plate 2, the belleville springs 3, the pressing plate 4 and the adjusting pad 6 and the stopper pad 7 are arranged to be distributed in such a manner as to be fixed with the tip, the center line of the adjusting screw 1, the center line of the belleville springs 3, the center line of the pressing plate 4, the center line of the adjusting nut 5, the center line of the adjusting pad 6 and the center line of the stopper pad 7 are arranged on the same straight line, the adjusting nut 91 is arranged between the adjusting screw 1 and the lower base 92 and the adjusting screw 1 is arranged between the lower base 92 and the connector 93.
When one of the pressing heads is higher than the molding plane, when one of the pressing heads acts on the plate, the lower sheet group 31, the upper sheet group 32 and the middle sheet group 33 on the adjusting screw 1 on one of the pressing heads are folded, so that the adjacent pressing heads on one of the pressing heads act on the plate, when the adjacent pressing heads on one of the pressing heads and one of the pressing heads act on the plate simultaneously, the pressing plate 4 on the adjusting screw 1 on one of the pressing heads and the pressing plate 4 on the adjusting screw 1 on the adjacent pressing head of one of the pressing heads are contacted with the upper die bottom plate 2 simultaneously, when the upper die bottom plate 2 is pressed down and moved, the adjacent pressing heads on one of the pressing heads and one of the pressing heads synchronously act on the plate, the adjusting nut 5 rotates on the adjusting screw 1, the gaps among the lower sheet group 31, the upper sheet group 32 and the middle sheet group 33 are adjusted, set pre-pressing pressures are generated on the pressing heads, and reverse rotation of the adjusting nut 5 on the adjusting screw 1 is prevented by the adjusting pad 6 and the stop pad 7.
When the invention is verified, as the elastic energy storage components are added on the adjusting screw 1 and the upper die bottom plate 2, the dimensional accuracy of the formed three-dimensional panel is affected, no support body of the reconfigurable mechanism plate bending machine with the buffer function exists at present, the connection accuracy of the connecting head 93 and the adjusting screw 1 and the speed reducer is improved because the connecting head 93 is not impacted, the rotating reliability of the adjusting screw 1 is improved, the length of the pressing head is set to 90mm, the width of the pressing head is set to 90mm, and the transmission performance of the connecting head 93 is best under the elastic effect of the belleville spring 3 in a free state and the rigid effect of the belleville spring in a limit state.
Fig. 4 is a second embodiment of the present invention, instead of the belleville springs 3, provided as compression springs 8 and provided with projections 83 at upper end face portions 81 of the lateral cross sections of the compression springs 8, provided with receiving groove bodies 84 at lower end face portions 82 of the lateral cross sections of the compression springs 8 and provided with adjacent receiving groove bodies 84 at lower portions being coupled with adjacent projections 83 at upper portions, the upper end face portions 81 of the lateral cross sections and the lower end face portions 82 of the lateral cross sections being respectively provided as flat bodies and the projections 83 being provided as rectangular bar-shaped bodies, the receiving groove bodies 84 being provided as U-shaped open grooves.
When one of the pressing heads is higher than the molding plane, when one of the pressing heads acts on the plate, the compression spring 8 on the adjusting screw 1 on one of the pressing heads deforms, the adjacent upper end face part 81 of the upper end of the transverse section is contacted with the lower end face part 82 of the transverse section, the bearing pressure of the compression spring 8 is increased, the adjacent convex part 83 and the containing groove 84 prevent the center line error from occurring when the compression spring 8 swings, the adjacent pressing head of one of the pressing heads acts on the plate, when the adjacent pressing head of one of the pressing heads and one of the pressing heads acts on the plate at the same time, the pressing plate 4 on the adjusting screw 1 on one of the pressing heads and the pressing plate 4 on the adjusting screw 1 on the adjacent pressing head of one of the pressing heads simultaneously contact with the upper die bottom plate 2, and when the upper die bottom plate 2 moves downwards, the adjacent pressing heads of one of the pressing heads and one of the pressing heads synchronously act on the plate.
In a second embodiment of the invention, the master device is provided as a stack or plate-type oscillating bar with a camber sheet in the form of a convergent-divergent gap distribution.
In this embodiment, the main part means is provided to include a belleville spring 3 and a pressure plate 4 or a pressure lever 8, a torsion leaf spring 9 and a pressure plate 4.
In the present embodiment, a first attachment means is also included and provided on the adjusting screw 1, the first attachment means being provided as an adjusting nut 5.
In the present embodiment, a second accessory device is also included and provided on the adjusting screw 1, the second accessory device being provided to include an adjustment pad 6 and a stop pad 7.
The second embodiment of the present invention is based on the first embodiment.
The invention has the following characteristics:
1. Because the main part device is designed, adjacent pressure heads are subjected to buffer treatment under the action of buffer stroke between the adjusting screw 1 and the upper die bottom plate 2, and a single pressure head is not projected to act on the plate, so that the reliability of the pressure head of the forming three-dimensional plate cold bending machine is improved.
2. Due to the design of the master device, adjacent pressure heads are subjected to buffer treatment under the action of the buffer stroke between the adjusting screw 1 and the upper die bottom plate 2 through the master device, and a single pressure head is not projected to act on the plate, so that the dimensional accuracy of the formed three-dimensional panel is improved.
3. Due to the design of the belleville springs 3 and the pressure plates 4, a buffer stroke is formed and the transmission force of the pressure head is born through the base plate 34.
4. Due to the design of the compression spring 8 and the pressing plate 4, a buffer stroke is formed and the transmission force of the pressing head is born by the compression spring 8.
5. Due to the design of the adjusting nut 5, an adjustment of the predetermined pressure is achieved.
6. Due to the design of the adjustment pad 6 and the stop pad 7, the tightening of the adjustment nut 5 is achieved.
7. Because the structure shape is designed to limit the numerical range, the numerical range is the technical characteristic in the technical scheme of the invention, and the technical characteristic of the numerical range is not calculated through a formula or obtained through limited tests, and the tests show that the technical characteristic of the numerical range has good technical effect.
8. Because the technical characteristics of the invention are designed, the experiment shows that the performance indexes of the invention are at least 1.7 times of the existing performance indexes under the independent and mutually aggregated functions of the technical characteristics, and the invention has good market value through evaluation.
The same or similar technical features of the stacked body or the flat wire body wound spring body with the arch sheet component and the winding gap distribution are one of the embodiments of the present invention, and the technical features of the above embodiments may be arbitrarily combined, so as to meet the requirements of patent laws, patent implementation details and examination guidelines, and all possible combinations of the technical features of the above embodiments will not be described.
In the technical field of supports for reconfigurable machine tools with cushioning, it is therefore within the scope of the invention to include a master device which is arranged between the adjusting screw 1 and the upper die plate 2 and which is used to form a flexible zone with expansion forces between the adjusting screw 1 and the upper die plate 2.
Claims (16)
1. A support body of reconfigurable mechanism plate bending machine with cushioning effect, characterized by: comprising a master device which is arranged between the adjusting screw (1) and the upper die bottom plate (2) and is used for forming a flexible section with expansion force between the adjusting screw (1) and the upper die bottom plate (2),
The main part device is a spring body wound by a flat wire body,
The main part device is arranged to contain a belleville spring (3) and a pressing plate (4) or a compression spring (8) and a pressing plate (4),
Also comprises a first accessory device which is arranged on the adjusting screw rod (1) and is arranged as an adjusting nut (5),
Also comprises a second accessory device which is arranged on the adjusting screw rod (1) and comprises an adjusting pad (6) and a stop pad (7),
A pressing plate (4) is arranged between the adjusting screw (1) and the upper die bottom plate (2), a butterfly spring (3) is arranged between the pressing plate (4) and the adjusting screw (1), an adjusting nut (5) is arranged between the pressing plate (4) and the adjusting screw (1), an adjusting pad (6) is arranged between the adjusting nut (5) and the adjusting screw (1), a stop pad (7) is arranged between the adjusting pad (6) and the adjusting screw (1),
The belleville spring (3) is arranged to comprise a lower sheet group (31), an upper sheet group (32) and an intermediate sheet group (33), the lower sheet group (31) is arranged to be connected with the adjusting screw rod (1) in a contact way, the upper sheet group (32) is arranged to be connected with the upper die bottom plate (2) in a contact way, the intermediate sheet group (33) is arranged between the lower sheet group (31) and the upper sheet group (32),
The base plate (34) of the belleville spring (3) is provided as a circular arch plate with a middle hole body, the lower plate group (31) and the upper plate group (32) are respectively provided as overlapped parts of the two base plates (34), the opening parts of the base plates (34) of the lower plate group (31) are in buckling connection with the adjusting screw (1), the opening parts of the base plates (34) of the upper plate group (32) are in buckling connection with the pressing plate (4), the middle plate group (33) is provided as a combined part which is relatively folded by the overlapped parts of the two base plates (34) and the adjacent opening parts of the overlapped parts of the two base plates (34) are in buckling connection distribution,
The adjusting nut (5) is a hexagon nut, the adjusting nut (5) is connected with the adjusting screw rod (1) in a threaded way, the lower end face part of the adjusting nut (5) is connected with the pressing plate (4) in a contact way, the upper end face part of the adjusting nut (5) is connected with the adjusting pad (6) in a contact way,
The adjusting pad (6) is arranged as a circular annular sheet body, the adjusting pad (6) is connected with the adjusting screw rod (1) in series, the lower end face part of the adjusting pad (6) is connected with the adjusting nut (5), the upper end face part of the adjusting pad (6) is connected with the stop pad (7),
The stop pad (7) is arranged as a V-shaped buckle piece, the stop pad (7) is arranged to be connected with the adjusting screw rod (1) in a clamping mode, and the end face part of the lower end of the stop pad (7) is arranged to be connected with the adjusting pad (6) in a contact mode.
2. The support body with cushioning reconfigurable mechanism plate bender of claim 1, wherein: the main part device is replaced by a superposition body which is composed of arch sheets and is distributed in a convergent-divergent gap.
3. The support body with cushioning reconfigurable mechanism plate bender of claim 1, wherein: the compression spring (8) is provided with protruding portions (83) on the upper end face portion (81) of the transverse section, the accommodating groove bodies (84) are arranged on the lower end face portion (82) of the transverse section of the compression spring (8) and adjacent accommodating groove bodies (84) on the lower portion are connected with the protruding portions (83) on the upper portion, the upper end face portion (81) of the transverse section and the lower end face portion (82) of the transverse section are respectively arranged to be plane bodies, the protruding portions (83) are arranged to be rectangular strip bodies, and the accommodating groove bodies (84) are arranged to be U-shaped open grooves.
4. The support body with cushioning reconfigurable mechanism plate bender of claim 1, wherein: the adjusting screw (1) is provided with a step flange body (11), the upper end face part of the step flange body (11) is connected with the belleville spring (3) in a contact mode, the lower end head of the adjusting screw (1) is connected with the lower base body (92) of the pressure head, and the upper end head of the adjusting screw (1) is connected with a connector (93) connected with the speed reducer.
5. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: a step hole body (21) is arranged in the upper die bottom plate (2), the lower end face part of the upper die bottom plate (2) is connected with the pressing plate (4) in a contact mode, and the step hole body (21) is connected with the adjusting nut (5), the adjusting pad (6) and the stop pad (7) in a containing mode.
6. The support body with cushioning reconfigurable mechanism plate bender of claim 1, wherein: the thickness t of the base piece (34) of the belleville spring (3) is set to 4-10mm, the diameter D of the base piece (34) is set to 63-180mm, the diameter D of the middle hole body of the base piece (34) is set to 31-92mm, the arch height H 0 of the upper end face part of the base piece (34) is set to 5.3-14mm, and the arch height H 0 of the lower end face part of the base piece (34) is set to 1.3-4mm.
7. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 70mm and the width of the indenter is set to 70mm, the thickness t of the base sheet (34) is set to 4mm and the diameter D of the base sheet (34) is set to 63mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 31mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 5.3mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 1.3mm.
8. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 80mm and the width of the indenter is set to 80mm, the thickness t of the base sheet (34) is set to 4.5mm and the diameter D of the base sheet (34) is set to 71mm, the diameter D of the intermediate hole of the base sheet (34) is set to 36mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 6.1mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 1.6mm.
9. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 90mm and the width of the indenter is set to 90mm, the thickness t of the base sheet (34) is set to 5.5mm and the diameter D of the base sheet (34) is set to 80mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 41mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 7.2mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 1.7mm.
10. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 100mm and the width of the indenter is set to 100mm, the thickness t of the base sheet (34) is set to 6mm and the diameter D of the base sheet (34) is set to 90mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 46mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 8.0mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 2.0mm.
11. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 125mm and the width of the indenter is set to 125mm, the thickness t of the base sheet (34) is set to 7mm and the diameter D of the base sheet (34) is set to 112mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 57mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 9.5mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 2.5mm.
12. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 150mm and the width of the indenter is set to 150mm, the thickness t of the base sheet (34) is set to 9.5mm and the diameter D of the base sheet (34) is set to 140mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 72mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 11.1mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 2.6mm.
13. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 180mm and the width of the indenter is set to 180mm, the thickness t of the base sheet (34) is set to 10mm and the diameter D of the base sheet (34) is set to 160mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 82mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 13.5mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 3.5mm.
14. A support for a reconfigurable mechanism press brake with cushioning according to claim 3, wherein: when the length of the indenter is set to 200mm and the width of the indenter is set to 200mm, the thickness t of the base sheet (34) is set to 10mm and the diameter D of the base sheet (34) is set to 180mm, the diameter D of the intermediate hole body of the base sheet (34) is set to 92mm and the arch height H 0 of the upper end face portion of the base sheet (34) is set to 14mm, and the arch height H 0 of the lower end face portion of the base sheet (34) is set to 4.0mm.
15. The support body with cushioning reconfigurable mechanism plate bender of claim 1, wherein: the pressing plate (4) is a circular tubular body, the pressing plate (4) is connected with the adjusting screw rod (1) in series, the lower end face part of the pressing plate (4) is connected with the belleville spring (3) in a contact mode, and the lower end face part of the pressing plate (4) is connected with the upper die bottom plate (2) in a contact mode.
16. The support body with cushioning reconfigurable mechanism plate bender of claim 4, wherein: the adjusting screw rod (1) and the upper die bottom plate (2) are distributed in a mode of increasing return force with the butterfly spring (3) and the pressing plate (4), the adjusting screw rod (1), the upper die bottom plate (2), the butterfly spring (3) and the pressing plate (4) are distributed in a mode of a preset return distance with the adjusting nut (5), the adjusting screw rod (1), the upper die bottom plate (2), the butterfly spring (3), the pressing plate (4) and the adjusting nut (5) are distributed in a mode of fixing the end, the center line of the adjusting screw rod (1), the center line of the butterfly spring (3), the center line of the pressing plate (4), the center line of the adjusting nut (5), the center line of the adjusting pad (6) and the center line of the stopping pad (7) are arranged on the same straight line, the adjusting nut (91) is arranged between the adjusting screw rod (1) and the lower base body (92), and the adjusting screw rod (1) is arranged between the lower base body (92) and the connecting head (93).
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| CN201910282414.0A CN110064685B (en) | 2019-04-09 | 2019-04-09 | Support body of reconfigurable mechanism plate bending machine with buffer function |
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| CN201910282414.0A CN110064685B (en) | 2019-04-09 | 2019-04-09 | Support body of reconfigurable mechanism plate bending machine with buffer function |
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| CN110064685B true CN110064685B (en) | 2024-04-30 |
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|---|---|
| CN110064685A (en) | 2019-07-30 |
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Denomination of invention: Support body for reconfigurable bending machine with buffering function Granted publication date: 20240430 Pledgee: Taian Hongze Financing Guarantee Co.,Ltd. Pledgor: SHANDONG ZHONGSHUO MACHINERY EQUIPMENT MANUFACTURING CO.,LTD. Registration number: Y2024980030313 |