CN112958657B - Metal plate bending die - Google Patents
Metal plate bending die Download PDFInfo
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- CN112958657B CN112958657B CN202110148014.8A CN202110148014A CN112958657B CN 112958657 B CN112958657 B CN 112958657B CN 202110148014 A CN202110148014 A CN 202110148014A CN 112958657 B CN112958657 B CN 112958657B
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- 239000002184 metal Substances 0.000 title claims abstract description 214
- 238000005452 bending Methods 0.000 title claims abstract description 55
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000010009 beating Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 3
- 239000012634 fragment Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 210000003437 trachea Anatomy 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
- B21D5/042—With a rotational movement of the bending blade
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- B08B1/30—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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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
- B21D5/002—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of sheet metal processing production, in particular to a sheet metal bending die; by arranging the annular block, the forward and reverse motor and the rotating unit, when the forward and reverse motor rotates, the first rotating column rotates, the first clamping column and the second rotating column rotate along with the first rotating column, so that the sheet metal part is bent around the second rotating column, the arc-shaped bending of the sheet metal is realized, when the sheet metal part is bent rotationally, the sheet metal part does not extrude the clamping block, the clamping block is ejected, when the clamping block is completely ejected, the bending of the sheet metal part is finished, and the pressing column at one end of the electric telescopic cylinder downwards extrudes, so that the use efficiency of the electric telescopic cylinder is improved; when the arc-shaped sliding block slides in the annular groove, the arc-shaped sliding block extrudes the stacked air bag, gas in the stacked air bag is sprayed out through the through holes, and the gas cleans fragments on the inner surface of the sheet metal part, so that the sheet metal part is less in error when being tightly attached to the second rotating column, and the accuracy of the sheet metal part during bending is improved.
Description
Technical Field
The invention relates to the technical field of sheet metal machining production, in particular to a sheet metal bending die.
Background
In the sheet metal processing process, the working procedures of punching, bending, flattening and the like are indispensable, the sheet metal processing comprises the traditional methods and technological parameters of cutting, blanking, punching, bending, press forming and the like, and also comprises various cold stamping die structures and technological parameters, various equipment working principles and operating methods, and a new stamping technology and a new process.
In the chinese application patent CN2019107117432, the invention relates to a sheet metal bending deformation stamping die, which comprises a bottom plate, a lower die, a side vertical plate, an upper die, a connecting block, a limiting post and a limiting spring, wherein the lower die is installed on the upper end surface of the middle part of the bottom plate, the limiting post is symmetrically installed on the top of the outer end of the bottom plate, the side vertical plate is located at the rear side of the lower die, the side vertical plate is installed on the top of the rear end of the bottom plate, the upper die is located right above the lower die, the connecting block is symmetrically installed on the outer side surface of the upper die, the outer end of the connecting block is in sliding fit with the middle part of the limiting post, the limiting spring is evenly distributed on the outer side of the lower end of each limiting post, the limiting spring is installed between the lower end of the limiting post and the connecting block, and the top of the limiting post is provided with a limiting block; however, the scrap produced during the sheet metal bending process cannot be cleaned in time, so that errors are produced during the sheet metal bending process, and the use effect of the sheet metal part is poor.
In view of the above, according to the sheet metal bending die, the annular block, the forward and reverse rotating motor and the rotating unit are arranged, when the forward and reverse rotating motor rotates, the first rotating column rotates, the first clamping column and the second rotating column rotate along with the first rotating column, so that a sheet metal part is bent around the second rotating column, arc bending of a sheet metal is achieved, when the sheet metal part is bent in a rotating mode, the sheet metal part does not extrude the clamping block, the clamping block is popped out, when the clamping block is completely popped out, bending of the sheet metal part is finished, the pressing column at one end of the electric telescopic cylinder extrudes downwards, and the use efficiency of the sheet metal bending die is improved.
Disclosure of Invention
The invention provides a sheet metal bending die, which aims to make up the defects of the prior art and solve the problems that in the conventional sheet metal bending die, scraps are generated when a sheet metal is bent to generate errors after the sheet metal part is bent, and the sheet metal part is bent only by a single die.
The technical scheme adopted by the invention for solving the technical problems is as follows: a sheet metal bending die comprises a first disc, an annular block, a forward and reverse rotating motor and a controller, wherein the controller is used for controlling the sheet metal bending die to work, the annular block is fixedly connected to the upper surface of the first disc, the annular block and the first disc are of concentric circle structures, the forward and reverse rotating motor is arranged at the central position of the lower surface of the first disc, an output shaft of the forward and reverse rotating motor penetrates through the first disc to be located, a rotating unit is arranged above the first disc and comprises a first rotating column, a second rotating column, a first clamping column, a second clamping column, a clamping groove, a first groove and a pressing column, the first rotating column is arranged at the central position of the upper surface of the first disc, the lower end of the first rotating column is fixedly connected with the output shaft of the forward and reverse rotating motor, the diameter of an outer ring circle is smaller than that of an inner ring circle of the annular block, the second rotating column is arranged at the central position of the upper surface of the first rotating column, the first clamping column is arranged on the upper surface of the first rotating column, the first clamping column is in clearance fit with the second rotating column, the second clamping column is arranged on the upper surface of the annular block, the clamping grooves are formed in the first rotating column, the number of the clamping grooves is three, the clamping grooves are in clearance fit with the second rotating column, the bottoms of the clamping grooves are connected with clamping blocks through springs, the first groove is formed at the central position of the second rotating column, the bottom of the first groove is fixedly connected with an electric telescopic cylinder, a pressing column is arranged above the second rotating column, the pressing column is of a hollow cylindrical structure, and the central position of the upper end face in the pressing column is fixedly connected with the electric telescopic cylinder;
the first rotary column is provided with a first annular groove on the outer ring of the upper side, an arc-shaped sliding block is connected in the first annular groove in a sliding manner, one end of the arc-shaped sliding block is fixedly connected with a first convex block, the inner ring of the annular block is fixedly connected with a second convex block, the second convex block and the first convex block are positioned on the same horizontal plane, the first convex block is fixedly connected with the side wall of the second convex block, and the second convex block extrudes the first convex block to slide in the first annular groove through the rotation of the second rotary column;
when the sheet metal bending device is used, when a forward and reverse motor rotates, the forward and reverse motor drives a first rotating column to rotate, a first clamping column and a second rotating column both rotate along with the first rotating column, one end of a sheet metal part is placed between the first clamping column and the second rotating column, the sheet metal part is respectively tightly attached to the first clamping column and the second rotating column, the same side face of the sheet metal part, which is in contact with the first clamping column, is in contact with the second clamping column, when the forward and reverse motor rotates clockwise, the first clamping column and the second rotating column rotate clockwise simultaneously, the second clamping column is fixed on an annular block, the second clamping column extrudes the sheet metal part, the sheet metal part is bent around the second rotating column, arc bending of the sheet metal part is realized, on the one hand, the sheet metal part is bent around the second rotating column, the sheet metal part is tightly attached to the outer side wall of the second rotating column, and errors generated when the sheet metal part is bent are avoided to a certain extent, on the other hand, when the sheet metal part rotates around the second rotating post, the sheet metal part is tightly attached to the second rotating post, the sheet metal part is prevented from cracking to a certain extent, when the second rotating post rotates, the sheet metal part rotates around the second rotating post, the clamping block is positioned below the arc-shaped sliding block in an initial state, the second protruding block extrudes the first protruding block to perform anticlockwise motion in the first annular groove, the arc-shaped sliding block performs anticlockwise motion, when the arc-shaped sliding block slides in the first annular groove, the clamping block is not limited by the arc-shaped sliding block and is ejected upwards one by one, the clamping block ejects and limits the sheet metal part, on one hand, when the clamping block ejects from the clamping groove, the sheet metal part extrudes with the second rotating post through the clamping block, so that the sheet metal part is bent, the clamping block plays a limiting role in the sheet metal part, the sheet metal part error is reduced, and the first groove is arranged in the second rotating post, set up electronic telescopic cylinder in a groove, pop out the back when the fixture block one by one, the bending of sheet metal component finishes, controller control electronic telescopic cylinder stretches out and draws back, make the compression leg of electronic telescopic cylinder one end extrude downwards, no. two rotation posts and sheet metal component stretch into compression leg middle part cavity position, on the one hand, when the compression leg pushes down, the compression leg inside wall causes the extrusion to the panel beating, produce the bounce-back after avoiding the sheet metal component bending, on the other hand, the compression leg extrudees downwards, make the fixture block move down, positive and negative motor carries out anticlockwise rotation afterwards, arc slider carries out clockwise motion in a ring channel, arc slider extrudees the fixture block, make the fixture block extrude to the arc slider below, after the fixture block all is in arc slider transfers, electronic telescopic cylinder promotes the ascending lifting of compression leg, the fixture block receives the arc slider restriction, be in arc slider below position, the staff has made things convenient for getting.
Preferably, the fixture block is an arc-shaped block, and the fixture block and the second rotating column have the same circle center;
during the use, when the shape of fixture block is circular-arc, when the motor rotates, a rotation post area rotates No. two rotation posts, when the sheet metal component is crooked round No. two rotation posts, the fixture block pops out from the draw-in groove, carry on spacingly to the sheet metal component, when the fixture block is circular-arc, on the one hand, when the sheet metal component is crooked, the area of contact grow of fixture block and sheet metal component, the fixture block further carries on spacingly to the sheet metal component, and the area of contact of fixture block and sheet metal component increases, avoid producing elastic deformation after making the sheet metal component crooked, produce the error when reducing the sheet metal component is crooked, on the other hand, when the fixture block shape is circular-arc, the sheet metal component extrudees the sheet metal component to a greater extent, fixture block and sheet metal component closely laminate, make the effort that the fixture block produced the sheet metal component bigger, reduce the probability of producing the error when the sheet metal component is crooked.
Preferably, the upper surface of the fixture block is provided with a rubber block, and the inner side surface of the upper end of the fixture block is provided with a cleaning strip;
during the use, when fixture block and No. two rotation posts rotate, the sheet metal component rotates round No. two rotation posts, along with the bending of sheet metal component, the fixture block pops out from the draw-in groove, through set up the block rubber in the fixture block top, on the one hand, when the fixture block pops out, the block rubber clears up the sheet metal component, the piece that produces when making the sheet metal component crooked clears up out, the piece clearance back, fixture block and sheet metal component closely laminate, reduce the error that produces when the sheet metal component is crooked, on the other hand, when the fixture block pops out from the draw-in groove, because the reason of the block rubber material, avoided the fixture block to produce the mar to the sheet metal component surface, produce the error when influencing the sheet metal component crooked, through set up the clearance strip on the fixture block, on the one hand, when the fixture block pops out from the draw-in groove, the clearance strip clears up the sheet metal component surface, on the other hand, when the surface unevenness of sheet metal component, the clearance strip can clear up the sheet metal component clearance, further avoid producing the error when the sheet metal component is crooked, improve the availability factor of bending die.
Further avoid producing the error when the sheet metal component is crooked, improve the availability factor of sheet metal bending die.
Preferably, the surface of the first clamping column is uniformly provided with wheel spiral pattern grooves, and when the first clamping column fixes the sheet metal part, the friction force between the first clamping column and the sheet metal part is increased;
during the use, when the sheet metal component carries out the bending, no. two card posts extrude the sheet metal component, produce the component force to a certain extent, make the sheet metal component to keeping away from the direction of a card post and moving, cause the sheet metal component to break away from the position between a card post and No. two rotation posts, through seting up spiral decorative pattern groove at a card post outside surface, on the one hand, when the sheet metal component carries out the bending, no. two card posts extrude the sheet metal component, spiral decorative pattern groove on a card post surface has increased the frictional force between a card post and the sheet metal component, make a card post strengthen the limiting displacement of sheet metal component, the practicality of the crooked mould of panel beating has been increased.
Preferably, a stacked air bag is arranged in the first annular groove, one end of the stacked air bag is fixedly connected with the end face of the first annular groove, the other end of the stacked air bag is fixedly connected with the annular sliding block, an air pipe is arranged at one end of the stacked air bag, which is far away from the annular sliding block, an air groove is formed in the second rotating column, the air pipe is communicated with the air groove, and a through hole is formed in the position, corresponding to the clamping block, of the second rotating column;
during the use, when the arc slider slides in a ring channel, the arc slider extrusion folds the shape gasbag, trachea and gas tank intercommunication, through the flexible of folding the shape gasbag, realize that gaseous passing through in trachea and gas tank spread into the through-hole, on the one hand, when the arc slider slides in a ring channel, it stretches out and draws back to fold the shape gasbag, gaseous entering trachea and gas tank, through the through-hole, gaseous from the blowout of No. two rotation post surfaces, when the sheet metal component carries out the bending, gaseous piece to the sheet metal component production is cleared up, the production error when having reduced the sheet metal component bending to a certain extent.
Preferably, a second arc-shaped groove is formed in the outer ring of the second clamping column, and a rolling column is rotatably connected in the second annular groove through a rotating shaft;
during the use, through seting up No. two ring channels in No. two card post outer races, when No. two rotation posts rotate, the sheet metal component is crooked, no. two card posts carry on spacingly to the sheet metal component, along with the bending of sheet metal component, the sheet metal component slides on No. two card post surfaces, on the one hand, when the sheet metal component slides on No. two card post surfaces, the rolling post on No. two card post surfaces rolls, the frictional force of sheet metal component to No. two card post productions has been reduced, the life of No. two card posts has been improved, on the other hand, when the sheet metal component is crooked, the rolling post rolls on the sheet metal component surface, carry out clearance to a certain extent on the sheet metal component surface, the produced error when having avoided the sheet metal component to bend to a certain extent, the availability factor of the crooked mould of sheet metal has been improved.
The invention has the following beneficial effects:
1. according to the sheet metal bending die, the second rotating column rotates, the first clamping column extrudes a sheet metal part to rotate around the second rotating column, the sheet metal part is bent, when the sheet metal part is bent, the clamping block pops out of the clamping groove to limit the sheet metal part, and the outer surface of the sheet metal part is cleaned through the rubber block on the clamping block and the cleaning strip, so that errors are avoided when the sheet metal part is bent.
2. According to the sheet metal bending die, when the arc-shaped sliding block slides in the first annular groove, the arc-shaped sliding block extrudes the stacked air bag, gas in the stacked air bag is sprayed out through the through holes, and the gas cleans scraps on the inner surface of a sheet metal part, so that the sheet metal part is smaller in error when clinging to the second rotating column, and the accuracy of the sheet metal part in bending is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a perspective view of one aspect of the present invention;
FIG. 2 is a perspective view of another aspect of the present invention;
FIG. 3 is a top plan view of the present invention in operation;
FIG. 4 is a top plan view of the present invention when not in operation;
FIG. 5 is an enlarged view of a portion of FIG. 1 at A;
FIG. 6 is an enlarged view of a portion of FIG. 1 at B;
FIG. 7 is an enlarged view of a portion of FIG. 2 at C;
FIG. 8 is an enlarged view of a portion of FIG. 2 at D;
FIG. 9 is a partial enlarged view at E in FIG. 2
In the figure: the first disc 1, the annular block 11, the second bump 111, the rotating unit 2, the first rotating column 21, the first annular groove 211, the arc-shaped sliding block 212, the first bump 213, the second rotating column 22, the first clamping column 23, the second clamping column 24, the second annular groove 241, the rolling column 242, the clamping groove 25, the spring 251, the clamping block 252, the rubber block 253, the cleaning strip 254, the first groove 26, the telescopic cylinder 261, the pressing column 27, the laminated air bag 3, the air pipe 31, the air groove 32 and the through hole 33.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 9, a sheet metal bending die comprises a first disc 1, an annular block 11, a forward and reverse rotation motor and a controller, wherein the controller is used for controlling the work of the sheet metal bending die, the annular block 11 is fixedly connected to the upper surface of the first disc 1, the annular block 11 and the first disc 1 are of a concentric circle structure, the forward and reverse rotation motor is arranged at the central position of the lower surface of the first disc 1, an output shaft of the forward and reverse rotation motor penetrates through the first disc 1, a rotation unit 2 is arranged above the first disc 1, the rotation unit 2 comprises a first rotation column 21, a second rotation column 22, a first clamping column 23, a second clamping column 24, a clamping groove 25, a first groove 26 and a pressing column 27, the first rotation column 21 is arranged at the central position of the upper surface of the first disc 1, the lower end of the first rotation column 21 is fixedly connected with the output shaft of the forward and reverse rotation motor, and the diameter of an outer circle of the first rotation column 21 is smaller than the diameter of an inner circle of the annular block 11, the second rotating column 22 is arranged at the central position of the upper surface of the first rotating column 21, the first clamping column 23 is arranged on the upper surface of the first rotating column 21, the first clamping column 23 is in clearance fit with the second rotating column 22, the second clamping column 24 is arranged on the upper surface of the annular block 11, the clamping grooves 25 are formed in the first rotating column 21, the number of the clamping grooves 25 is three, the clamping grooves 25 are in clearance fit with the second rotating column 22, the bottom of the clamping grooves 25 is connected with a clamping block 252 through springs 251, the first groove 26 is formed in the central position of the second rotating column 22, the bottom of the first groove 26 is fixedly connected with an electric telescopic cylinder 261, a pressing column 27 is arranged above the second rotating column 22, the pressing column 27 is of a hollow cylinder structure, and the central position of the upper end surface in the pressing column 27 is fixedly connected with a telescopic rod of the electric telescopic cylinder 261;
a first annular groove 211 is formed in the outer ring of the upper side of the first rotating column 21, an arc-shaped sliding block 212 is connected in the first annular groove 211 in a sliding mode, a first convex block 213 is fixedly connected to one end of the arc-shaped sliding block 212, a second convex block 111 is fixedly connected to the inner ring of the annular block 11, the second convex block 111 and the first convex block 213 are located on the same horizontal plane, the first convex block 213 is fixedly connected with the side wall of the second convex block 111, and the second convex block 111 extrudes the first convex block 213 to slide in the first annular groove 211 through rotation of the second rotating column 22;
when the sheet metal bending device is used, when the forward and reverse motor rotates, the forward and reverse motor drives the first rotating column 21 to rotate, the first clamping column 23 and the second rotating column 22 both rotate along with the first rotating column 21, one end of a sheet metal part is placed between the first clamping column 23 and the second rotating column 22, the sheet metal part is respectively tightly attached to the first clamping column 23 and the second rotating column 22, the same side face of the sheet metal part, which is in contact with the first clamping column 23, is in contact with the second clamping column 24, when the forward and reverse motor rotates clockwise, the first clamping column 23 and the second rotating column 22 rotate clockwise simultaneously, the second clamping column 24 is fixed on the annular block 11, the second clamping column 24 extrudes the sheet metal part to enable the sheet metal part to bend around the second rotating column 22 to achieve arc bending of the sheet metal part, on the one hand, the sheet metal part bends around the second rotating column 22, and is tightly attached to the outer side wall of the second rotating column 22, when the sheet metal part rotates around the second rotating post 22, the sheet metal part is tightly attached to the second rotating post 22, cracking of the sheet metal part is reduced to a certain extent, when the second rotating post 22 rotates, the sheet metal part rotates around the second rotating post 22, the fixture block 252 is located below the arc-shaped slider 212 in an initial state, the first protruding block 213 is extruded by the second protruding block 111 to perform anticlockwise motion in the first annular groove 211, the arc-shaped slider 212 performs anticlockwise motion, when the arc-shaped slider 212 slides in the first annular groove 211, the fixture block 252 is not limited by the arc-shaped slider 212 and is upwards ejected one by one, the fixture block 252 is ejected to limit the sheet metal part, on one hand, when the fixture block 252 is ejected from the clamping groove 25, the sheet metal part is extruded with the second rotating post 22 through the fixture block 252, so that the sheet metal part is bent, the fixture block 252 plays a limiting role in the sheet metal part, the error of the sheet metal part is reduced, through the arrangement of the first groove 26 in the second rotating column 22, the electric telescopic cylinder 261 is arranged in the first groove 26, after the fixture block 252 pops up one by one, the bending of the sheet metal part is finished, the controller controls the electric telescopic cylinder 261 to stretch, the pressing column 27 at one end of the electric telescopic cylinder 261 extrudes downwards, the second rotating column 22 and the sheet metal part extend into the middle cavity position of the pressing column 27, on one hand, when the pressing column 27 presses downwards, the inner side wall of the pressing column 27 extrudes the sheet metal part, and the sheet metal part is prevented from rebounding after bending, on the other hand, the pressing column 27 extrudes downwards, the fixture block 252 moves downwards, then, a forward and reverse motor rotates anticlockwise, the arc-shaped slider 212 moves clockwise in the first annular groove, the arc-shaped slider 212 extrudes the fixture block 252, the fixture block 212 is extruded to the arc-shaped slider 252, after the fixture block 212 is located in the arc-shaped slider 252, the electric telescopic cylinder 261 pushes the pressing column 27 to lift upwards, the fixture block 212 is limited by the arc-shaped slider 252, and the position below the arc-shaped slider 252, and the worker can conveniently take out the sheet metal part.
As a specific embodiment of the present invention, the latch 252 is an arc-shaped block, and the latch 252 and the second rotating column 22 have the same center;
during the use, when the shape of fixture block 252 is the arc piece, when just reversing the motor and rotating, a rotation post 21 takes two numbers rotation post 22 to rotate, when the sheet metal component is crooked round two numbers rotation post 22, fixture block 252 pops out from draw-in groove 25, it is spacing to carry out the sheet metal component, when fixture block 252 is circular-arc, on the one hand, when the sheet metal component is crooked, fixture block 252 and the area of contact grow of sheet metal component, fixture block 252 further carries on spacingly to the sheet metal component, and the area of contact of fixture block 252 and sheet metal component increases, make the crooked back of sheet metal component avoid producing elastic deformation, produce the error when reducing the sheet metal component and crooked, on the other hand, when the fixture block 252 shape is circular-arc, when the sheet metal component is crooked, fixture block 252 extrudees the sheet metal component to a greater extent, fixture block 252 and sheet metal component closely laminate, make the effort that fixture block 252 produced the sheet metal component bigger, reduce the probability that produces the error when the sheet metal component is crooked.
As a specific embodiment of the present invention, a rubber block 253 is disposed on an upper surface of the fixture block 252, and a cleaning strip 254 is disposed on an inner side surface of an upper end of the fixture block 252;
during the use, when fixture block 252 and No. two rotation posts 22 rotate, the sheet metal component rotates around No. two rotation posts 22, along with the bending of sheet metal component, fixture block 252 pops out from draw-in groove 25, through set up rubber block 253 in fixture block 252 top, on the one hand, when fixture block 252 pops out, rubber block 253 clears up the sheet metal component, the piece that produces when making the sheet metal component crooked clears up, after the piece clearance, fixture block 252 and sheet metal component closely laminate, reduce the error that produces when the sheet metal component is crooked, on the other hand, when fixture block 252 pops out from draw-in groove 25, because the reason of rubber block 253 material, fixture block 252 has been avoided producing the mar to the sheet metal component surface, produce the error when influencing the sheet metal component crooked, through set up clearance strip 254 on fixture block 252, on the one hand, when fixture block 252 pops out from draw-in groove 25, clearance strip 254 clears up the sheet metal component surface, on the other hand, when the unevenness of sheet metal component surface, clearance strip 254 can clear up the sheet metal component clearance, further avoid producing the error when the bending, improve the availability factor of crooked mould.
As a specific embodiment of the invention, the first clamping column 23 is uniformly provided with the wheel spiral pattern grooves on the surface, and when the first clamping column 23 fixes the sheet metal part, the friction force between the first clamping column 23 and the sheet metal part is increased;
during the use, when the sheet metal component carries out the bending, no. two card posts 24 extrude the sheet metal component, produce the component force to a certain extent, make the sheet metal component to keeping away from the direction of a card post 23 and move, cause the sheet metal component to break away from the position between a card post 23 and No. two rotation posts 22, through seting up spiral decorative pattern groove on a card post 23 outside surface, on the one hand, when the sheet metal component carries out the bending, no. two card posts 24 extrude the sheet metal component, no. one card post 23 spiral decorative pattern groove on surface has increased the frictional force between a card post 23 and the sheet metal component, make a card post 23 strengthen the limiting displacement of sheet metal component, increased the practicality of sheet metal bending die.
As a specific embodiment of the present invention, a stacked airbag 3 is disposed in the first annular groove 211, one end of the stacked airbag 3 is fixedly connected to an end surface of the first annular groove 211, and the other end of the stacked airbag is fixedly connected to the arc slider 212, an air tube 31 is disposed at one end of the stacked airbag 3 away from the arc slider 212, an air groove 32 is disposed in the second rotary column 22, the air tube 31 is communicated with the air groove 32, and a through hole 33 is disposed at a position of the second rotary column 22 corresponding to the clamping block 252;
during the use, when arc slider 212 slides in annular groove 211, arc slider 212 extrusion fold shape gasbag 3, trachea 31 and gas tank 32 intercommunication, through folding the flexible of shape gasbag 3, realize that gaseous passing through trachea 31 and gas tank 32 spread into in the through-hole 33, on the one hand, when arc slider 212 slides in annular groove 211, fold shape gasbag 3 and stretch out and draw back, gaseous entering trachea 31 and gas tank 32, through-hole 33, gaseous from the surface blowout of No. two rotation posts 22, when the sheet metal component is crooked, gaseous piece to the sheet metal component production is cleared up, production error when having reduced the sheet metal component bending to a certain extent.
As a specific embodiment of the present invention, a second annular groove 241 is formed in an outer ring of the second clamping column 24, and a rolling column 242 is rotatably connected to the second annular groove 241 through a rotating shaft;
during the use, through seting up No. two ring channels 241 in No. two card post 24 outer lanes, when No. two rotation post 22 rotate, the sheet metal component is crooked, no. two card posts 24 carry on spacingly to the sheet metal component, along with the bending of sheet metal component, the sheet metal component slides on No. two card post 24 surfaces, on the one hand, when the sheet metal component slides on No. two card post 24 surfaces, no. two rolling post 242 on card post 24 surfaces roll, the frictional force of sheet metal component to No. two card posts 24 productions has been reduced, no. two card post 24's life has been improved, on the other hand, when the sheet metal component is crooked, rolling post 242 rolls on the sheet metal component surface, carry out clearance to a certain extent on the sheet metal component surface, produced error when having avoided the sheet metal component to bend to a certain extent, sheet metal bending die's availability factor has been improved.
When the metal plate bending device is used, when a forward and reverse motor rotates, the forward and reverse motor drives a first rotating column 21 to rotate, a first clamping column 23 and a second rotating column 22 both rotate along with the first rotating column 21, one end of a metal plate part is placed between the first clamping column 23 and the second rotating column 22, the metal plate part is respectively tightly attached to the first clamping column 23 and the second rotating column 22, the other end of the metal plate part is placed on the same side of a second clamping column 24 and the first clamping column 23, when the forward and reverse motor rotates clockwise, the first clamping column 23 and the second rotating column 22 rotate clockwise along with the forward and reverse motor, the second clamping column 24 is fixed on the annular block 11, the second clamping column 24 extrudes the metal plate part to bend the metal plate part around the second rotating column 22 to realize arc bending of the metal plate, a spring 251 and a clamping block 252 are arranged in the clamping groove 25 through a clamping groove 25 arranged on the second rotating column 22, when the second rotating column 22 rotates, the metal plate part rotates around the clamping block 261 and a clamping block 252 is positioned below the first rotating column 261, when the clamping block 261 is pushed into a telescopic cylinder 27, the middle part 261 is pushed into a telescopic cylinder 27, the telescopic cylinder 27 is positioned to control the clamping block 261 to push the telescopic cylinder 26, and the telescopic cylinder 26, when the telescopic cylinder 26 is pushed, the telescopic cylinder 26, the telescopic cylinder 27 is pushed, the telescopic cylinder 27 is positioned under the telescopic cylinder 27, and the telescopic cylinder 27; when the fixture block 252 is arc-shaped, when the motor rotates, the first rotating post 21 drives the second rotating post 22 to rotate, when the sheet metal part is bent around the second rotating post 22, the fixture block 252 is popped out from the clamping groove 25 to limit the sheet metal part, and when the fixture block 252 is arc-shaped; when the clamping block 252 and the second rotating column rotate, the sheet metal part rotates around the second rotating column 22, the clamping block 252 pops out of the clamping groove 25 along with the bending of the sheet metal part, the rubber block 253 is arranged above the clamping block 252, and the cleaning strip 254 is arranged on the clamping block 252 to clean the surface of the sheet metal part; when the second rotating column 22 rotates, the second convex block 111 fixedly connected to the annular block 11 is fixed, the first convex block 213 slides in the first annular groove 211 along with the rotation of the second rotating column 22, the arc-shaped slider 212 slides along with the first convex block 213, after the pressing column 27 is pressed downwards, the controller controls the forward and reverse motor to rotate anticlockwise, the arc-shaped slider 212 presses the fixture block 252 to enable the fixture block 252 to be located below the arc-shaped slider 212, when the forward and reverse motor rotates clockwise, the second rotating column 22 rotates clockwise, the second convex block 111 presses the first convex block 213 to move anticlockwise in the first annular groove 211, the arc-shaped slider 212 moves anticlockwise, and when the arc-shaped slider 212 slides in the first annular groove 211 along with the rotation of the second rotating column 22, the fixture block 252 is not limited by the arc-shaped slider 212 and pops upwards; when the arc-shaped sliding block 212 slides in the first annular groove 211, the arc-shaped sliding block 212 extrudes the stack-shaped air bag 3, the air pipe 31 is communicated with the air groove 32, and the air is transmitted into the through hole 33 through the air pipe 31 and the air groove 32 by the expansion and contraction of the stack-shaped air bag 3; when No. two rotation post 22 rotated, the sheet metal component crooked, no. two card posts 24 carried on spacingly to the sheet metal component, along with the bending of sheet metal component, the sheet metal component slided on No. two card posts 24 surfaces, produced error when having avoided the sheet metal component to bend to a certain extent, has improved the availability factor of the crooked mould of sheet metal.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present invention.
Claims (2)
1. The utility model provides a panel beating bending die, includes a number dish (1), annular piece (11), motor and controller just reversing, the controller is used for controlling die work, annular piece (11) link firmly in a number dish (1) upper surface, and annular piece (11) are concentric circle structure with a number dish (1), just reverse motor setting is put at a number dish (1) lower surface central point, and just reverse motor's output shaft passes a number dish (1), its characterized in that, a number dish (1) top sets up rotation unit (2), rotation unit (2) include a rotation post (21), no. two rotation post (22), no. one card post (23), no. two card post (24), draw-in groove (25), a groove (26) and compression leg (27), a rotation post (21) set up in a number dish (1) upper surface central point, a rotation post (21) lower extreme links firmly with the output shaft of motor just reversing, and No. one rotation post (21) outer circle diameter is less than annular piece (11) outer circle diameter and No. two rotation post (23) sets up No. one rotation post (21) upper surface central point No. two rotation post (23) and No. two rotation post (11) upper surface cooperation of rotation post (22), the clamping groove (25) is formed in the first rotating column (21), the number of the clamping grooves (25) is three, the clamping grooves (25) are in clearance fit with the second rotating column (22), the bottom of each clamping groove (25) is connected with a clamping block (252) through a spring (251), the first groove (26) is formed in the central position of the second rotating column (22), the bottom of the first groove (26) is fixedly connected with an electric telescopic cylinder (261), a pressing column (27) is arranged above the second rotating column (22), the pressing column (27) is of a hollow cylinder structure, and the central position of the upper end face in the pressing column (27) is fixedly connected with a telescopic rod of the electric telescopic cylinder (261);
the first rotary column (21) is provided with a first annular groove (211) in the outer side ring, an arc-shaped sliding block (212) is connected in the first annular groove (211) in a sliding mode, one end of the arc-shaped sliding block (212) is fixedly connected with a first convex block (213), the inner ring of the annular block (11) is fixedly connected with a second convex block (111), the second convex block (111) and the first convex block (213) are located on the same horizontal plane, the first convex block (213) is fixedly connected with the side wall of the second convex block (111), and the second convex block (111) extrudes the first convex block (213) to slide in the first annular groove (211) through rotation of the second rotary column (22);
the fixture block (252) is an arc-shaped block, and the fixture block (252) has the same circle center as the second rotating column (22);
the upper surface of the clamping block (252) is provided with a rubber block (253), and the inner side surface of the upper end of the clamping block (252) is provided with a cleaning strip (254);
the surface of the first clamping column (23) is uniformly provided with wheel spiral pattern grooves, and when the first clamping column (23) fixes the sheet metal part, the friction force between the first clamping column (23) and the sheet metal part is increased;
a folded air bag (3) is arranged in the first annular groove (211), one end of the folded air bag (3) is fixedly connected with the end face of the first annular groove (211), the other end of the folded air bag (3) is fixedly connected with the arc-shaped sliding block (212), an air pipe (31) is arranged at one end, far away from the arc-shaped sliding block (212), of the folded air bag (3), an air groove (32) is formed in the second rotating column (22), the air pipe (31) is communicated with the air groove (32), a through hole (33) is formed in the position, corresponding to the clamping block (252), of the second rotating column (22), and the through hole (33) is communicated with the air groove (32);
when the forward and reverse rotation motor rotates clockwise, the fixture block (252) is located below the arc-shaped sliding block (212) in an initial state, the first projection (213) is extruded by the second projection (111) to move anticlockwise in the first annular groove (211), the arc-shaped sliding block (212) moves anticlockwise, when the arc-shaped sliding block (212) slides in the first annular groove (211), the fixture block (252) is not limited by the arc-shaped sliding block (212) and is popped upwards one by one, the sheet metal part is bent to be finished, the controller controls the electric telescopic cylinder (261) to stretch, the pressing column (27) at one end of the electric telescopic cylinder (261) is enabled to be extruded downwards, the fixture block (252) moves downwards, then the forward and reverse rotation motor rotates anticlockwise, the arc-shaped sliding block (212) moves clockwise in the first annular groove (211), the arc-shaped sliding block (212) extrudes the fixture block (252), and the fixture block (252) is enabled to be extruded below the arc-shaped sliding block (212).
2. The sheet metal bending die of claim 1, wherein: no. two ring channels (241) have been seted up to No. two card post (24) outer lane, rotate through the pivot in No. two ring channels (241) and be connected with rolling post (242).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110148014.8A CN112958657B (en) | 2021-02-03 | 2021-02-03 | Metal plate bending die |
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| CN202110148014.8A CN112958657B (en) | 2021-02-03 | 2021-02-03 | Metal plate bending die |
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| CN112958657B true CN112958657B (en) | 2022-11-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6796157B2 (en) * | 2002-02-27 | 2004-09-28 | Lion Machinery, Inc. | Machine for forming cheek bends in sheet metal |
| CN202367051U (en) * | 2011-11-25 | 2012-08-08 | 北汽福田汽车股份有限公司 | Combined tapered wedge stamping die |
| CN202411166U (en) * | 2012-01-13 | 2012-09-05 | 苏州市东望钣金有限公司 | High roundness barrel forming device |
| CN210435096U (en) * | 2019-06-20 | 2020-05-01 | 厦门力德电器制造有限公司 | Rolling device for sheet metal parts |
| CN210647872U (en) * | 2019-09-20 | 2020-06-02 | 江苏易实精密科技股份有限公司 | Diversified edge rolling mechanism of panel |
| CN110666541A (en) * | 2019-11-06 | 2020-01-10 | 苏州伊耐精工科技有限公司 | Sheet metal cutting and positioning device |
| CN210936582U (en) * | 2019-11-21 | 2020-07-07 | 浙江力胜金属构件有限公司 | Bender of accurate location |
| CN111924482A (en) * | 2020-06-30 | 2020-11-13 | 蒙特费罗(湖州)电梯部件有限公司 | Coil steel tipping arrangement that production elevator track support was used |
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Effective date of registration: 20221107 Address after: 252022 No. 1 Changjiang Middle Road, Jiuzhou Street, High tech Zone, Liaocheng City, Shandong Province Applicant after: Liaocheng Huilong Machinery Parts Co.,Ltd. Address before: Room 1502, building 3, Futai hot spring apartment, 88 Yueyang Road, Heping District, Tianjin Applicant before: Yang Hao |
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