CN112139305A - Precision metal plate bending device with adjustable bending angle and bending method thereof - Google Patents
Precision metal plate bending device with adjustable bending angle and bending method thereof Download PDFInfo
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- CN112139305A CN112139305A CN202010970824.7A CN202010970824A CN112139305A CN 112139305 A CN112139305 A CN 112139305A CN 202010970824 A CN202010970824 A CN 202010970824A CN 112139305 A CN112139305 A CN 112139305A
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- bending
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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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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- 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
- B21D5/006—Bending sheet metal along straight lines, e.g. to form simple curves combined with measuring of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a precision metal plate bending device with an adjustable bending angle and a bending method thereof, and relates to the technical field of metal plate machining. The foldable table rack comprises a rack assembly, wherein two carrier assemblies are symmetrically arranged at the bottom end of the inner side of the rack assembly, a folded plate assembly is arranged at the inner side of each carrier assembly, a connecting frame assembly is arranged at the position, right above the folded plate assembly, of the inner side of the rack assembly, a bending assembly is arranged at the bottom end of the connecting frame assembly, the rack assembly comprises a rack base, a supporting frame is fixedly arranged at the upper end of the rack base, a positioning mark rod is fixedly arranged at the inner side of the supporting frame, an identification scale is fixedly arranged on the surface of the positioning mark rod, and a fixed. According to the invention, the sheet metal part is subjected to primary rapid folding and bending treatment when the bending pressure head presses downwards, so that the bending angle of the sheet metal part can be finely adjusted, the precision degree of the treatment of the bending angle of the sheet metal part can be improved, and the bending processing quality of the sheet metal part can be improved.
Description
Technical Field
The invention belongs to the technical field of sheet metal machining, and particularly relates to a precise sheet metal bending device with an adjustable bending angle and a bending method thereof.
Background
The sheet metal is a comprehensive cold processing technology aiming at the sheet metal, comprising shearing, punching/cutting/compounding, folding, riveting, splicing, forming and the like, the sheet metal has the obvious characteristics of consistent thickness of the same part, light weight, high strength, electric conduction, low cost, good large-scale mass production performance and the like, is widely applied to the fields of electronic and electric appliances, communication, automobile industry, medical appliances and the like, such as computer cases, mobile phones, MP3, the sheet metal is an indispensable component, and with the increasing application of the sheet metal, the design of the sheet metal part becomes an important part in the product development process, the designed sheet metal can meet the requirements of the product on function, appearance and the like, the stamping die can be manufactured simply and at low cost, and the sheet metal part is a product processed by the sheet metal process and can not be separated everywhere in life. The sheet metal part is manufactured by filament power supply winding, laser cutting, heavy processing, metal bonding, metal drawing, plasma cutting, precise welding, roll forming, sheet metal bending forming, die forging, water jet cutting and precise welding, under the condition of meeting the requirements of functions, appearance and the like of products, the design of the sheet metal part ensures that the stamping process is simple, the stamping die is easy to manufacture, the stamping quality of the sheet metal part is high, the size is stable and the like, generally, a plurality of sheet metal parts are stamped by hands or dies to generate plastic deformation to form the expected shape and size, and more complex parts can be further formed by welding or a small amount of mechanical processing, such as a chimney commonly used in families, an iron sheet furnace and an automobile shell are sheet metal parts, the sheet metal processing is called sheet metal processing, and the main processes are shearing, bending edge buckling, bending forming and the like, Welding, riveting and the like, and a bending device is needed to be used for bending the sheet metal part in the sheet metal part machining process.
However, in the use process of the traditional sheet metal bending device, the phenomenon of overlarge bending angle easily occurs in the bending treatment of the sheet metal part, the bending angle of the sheet metal part is difficult to be subjected to precise fine adjustment treatment, the treatment precision degree of the bending angle of the sheet metal part is reduced, and the bending processing quality of the sheet metal part is influenced.
Disclosure of Invention
The invention aims to provide a precision sheet metal bending device with an adjustable bending angle and a bending method thereof, and solves the problems that in the use process of the traditional sheet metal bending device, the bending angle of a sheet metal part is easy to be overlarge due to the bending treatment of the sheet metal part, the precision fine adjustment treatment of the bending angle of the sheet metal part is difficult to carry out, the treatment precision degree of the bending angle of the sheet metal part is reduced, and the bending processing quality of the sheet metal part is influenced due to the fact that the bending angle is easy to be overlarge due to the bending treatment of the sheet metal part by arranging a rack assembly, a carrier assembly, a folded
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a precision sheet metal bending device with an adjustable bending angle, which comprises a rack assembly, wherein two carrier assemblies are symmetrically arranged at the bottom end of the inner side of the rack assembly, a folded plate assembly is arranged at the inner side of each carrier assembly, a connecting frame assembly is arranged at the position, right above the folded plate assembly, of the inner side of the rack assembly, and a bending assembly is arranged at the bottom end of the connecting frame assembly;
the frame component comprises a frame base, the upper end of the frame base is fixedly provided with a supporting frame, a positioning mark post is fixedly arranged on the inner side of the supporting frame, the surface of the positioning mark post is fixedly provided with identification scales, a fixed top frame is fixedly arranged at the upper end of the supporting frame, a telescopic cylinder is fixedly arranged at the upper end of the fixed top frame, a bearing seat is fixedly arranged at one end of the base of the frame, the bearing seat is rotationally connected with a transmission screw, a hand wheel is fixedly arranged at one end of the transmission screw rod, the carrier assembly comprises a movable carrier, a connecting seat is fixedly arranged on the inner side of the movable carrier, the bottom end of the movable carrier is fixedly provided with a transmission slide block, the transmission screw rod is in threaded connection with the transmission slide block, positioning blocks are fixedly mounted at two ends of the movable carrier, positioning through holes are formed in the side faces of the positioning blocks, and the positioning marker posts penetrate through the positioning through holes and movably penetrate through the positioning blocks;
the folded plate subassembly includes that articulated frame and symmetry activity articulate two grillages of bending in articulated frame upper end, the side fixed mounting of the grillage of bending has the connecting axle, the one end and the connecting seat of connecting axle rotate to be connected, the one end fixed mounting of the grillage of bending has the fixed strip, the other end of the grillage of bending is provided with movable strip, the bottom fixed mounting of movable strip has the direction slider, electric putter's flexible end and direction slider fixed connection, the link subassembly includes the link, the upper end fixed mounting of link has the gag lever post, telescopic cylinder's flexible end and link fixed connection, the assembly groove has been seted up on the bottom side surface of link, link threaded connection has fastening bolt, the subassembly of bending is including the pressure head of bending, the upper end fixed mounting of the pressure head of bending has the assembly piece.
Preferably, a guide through hole is formed in the surface of the fixed top frame, the limiting rod penetrates through the guide through hole and movably penetrates through the fixed top frame, and a limit stop is fixedly mounted at the upper end of the limiting rod.
Preferably, the surface of the frame base is provided with a limiting sliding opening, and the transmission sliding block is connected with the limiting sliding opening in a sliding manner.
Preferably, the front end surface of the transmission screw is provided with a positive thread, the rear end surface of the transmission screw is provided with a negative thread, and the thread arrangement of the positive thread is opposite to that of the negative thread.
Preferably, the cross-sectional shapes of the assembling groove and the assembling block are both rectangular, and the size of the assembling groove is matched with that of the assembling block.
Preferably, the surface of the assembling block is provided with an assembling screw groove, and the fastening bolt is matched with the assembling screw groove.
Preferably, the surface of the bending plate frame is provided with a guide sliding opening, and the guide sliding block is connected with the guide sliding opening in a sliding manner.
Preferably, the bottom end of the rack base is fixedly provided with a support column, the bottom end surface of the support column is fixedly provided with an anti-slip pad, and the anti-slip pad is a member made of rubber.
Preferably, the bending method of the precision sheet metal bending device with the adjustable bending angle comprises the following steps:
SS 001: the sheet metal part to be bent is placed on the bending plate frame, one end face of the sheet metal part is in contact with the fixed strip, the movable strip is driven by the electric push rod to be tightly extruded on the other end face of the sheet metal part, the guide sliding block is in sliding connection with the guide sliding opening, the guide sliding block is matched with the guide sliding opening, the guide limiting effect can be achieved when the movable strip moves, the sheet metal part is positioned on the bending plate frame, and the sheet metal part is prevented from easily shifting;
SS 002: the telescopic cylinder is used for driving the bending pressure head to press downwards, the limiting rod penetrates through the guide through hole and movably penetrates through the fixed top frame, so that the limiting rod and the guide through hole are matched with each other, a limiting effect can be achieved when the bending pressure head moves, the bending pressure head presses the surface of a sheet metal part, the sheet metal part is preliminarily folded and bent when the bending pressure head presses downwards, the two bending plate frames are folded, the two movable carrying frames move close to each other, and the transmission screw rotates forwards;
and (4) SS 003: when the sheet metal part is bent, the positioning block on the movable carrier can move along the positioning mark post, and the bending angle of the sheet metal part can be observed according to the identification scale on the positioning mark post, so that the specific bending angle of the sheet metal part can be conveniently checked in real time;
SS 004: when the bending angle of the sheet metal part needs to be finely adjusted, the transmission screw is in threaded connection with the transmission slide block, the transmission slide block is in sliding connection with the limiting sliding port, the transmission screw is rotated forwards by using a hand wheel, the two movable carrying frames can be driven to move close to each other slowly when the transmission screw is rotated forwards, the two bending plate frames are matched with each other to drive the sheet metal part to be bent slowly, the bending angle of the sheet metal part can be finely adjusted precisely, and the phenomenon that the bending angle is too large easily during the bending treatment of the sheet metal part is prevented;
SS 005: after the sheet metal part is bent, the movable strip is driven to reset by the electric push rod, and the sheet metal part bent on the bending plate frame is taken out.
SS 006: the telescopic cylinder is used for driving the bending pressure head to ascend and reset, the hand wheel reversely rotates the transmission screw, the transmission screw can drive the two movable carrying frames to move away from each other during reverse rotation, the two bending plate frames are in a horizontal state, and the next sheet metal part is required to be bent.
The invention has the following beneficial effects:
the invention puts the sheet metal part to be bent on the bending plate frame, so that one end surface of the sheet metal part is contacted with the fixed strip, the electric push rod is used for driving the movable strip to be tightly extruded on the other end surface of the sheet metal part, the telescopic cylinder is used for driving the bending pressure head to be pressed downwards, the sheet metal part is preliminarily folded and bent when the bending pressure head is pressed downwards, the two movable carrying frames move close to each other, the positioning block can move along the positioning mark rod, the specific bending angle of the sheet metal part can be observed according to the identification scale on the positioning mark rod, when the bending angle of the sheet metal part needs to be finely adjusted, the hand wheel is used for rotating the transmission screw rod, so that the two movable carrying frames slowly move close to each other, the two bending plate frames are matched to drive the sheet metal part to be bent slowly, the bending angle of the sheet metal part can be finely adjusted, after the bending treatment of the sheet metal part is finished, the electric push rod, the sheet metal component is subjected to preliminary rapid folding and bending treatment when the bending pressure head presses downwards, the bending angle of the sheet metal component is convenient to finely adjust, the precision degree of the sheet metal component bending angle treatment is favorably improved, and the bending processing quality of the sheet metal component is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a precision sheet metal bending device with an adjustable bending angle;
FIG. 2 is a schematic view of a frame assembly;
FIG. 3 is a schematic view of the carriage assembly;
FIG. 4 is a first perspective view of the flap assembly;
FIG. 5 is a second perspective view of the flap assembly;
FIG. 6 is a cross-sectional view of the connector bracket assembly;
FIG. 7 is a cross-sectional view of a bending assembly;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a rack assembly; 101. a frame base; 1011. a limiting sliding port; 1012. a support pillar; 1013. a non-slip mat; 102. a support frame; 1021. positioning a marker post; 1022. marking scales; 103. fixing the top frame; 1031. a telescopic cylinder; 1032. a guide through hole; 104. a bearing seat; 105. a drive screw; 1051. a hand wheel; 2. a carriage assembly; 201. a movable carrier; 202. a transmission slide block; 203. positioning blocks; 2031. positioning the through hole; 204. a connecting seat; 3. a flap assembly; 301. a hinged frame; 302. bending the plate frame; 3021. a guide sliding port; 303. a connecting shaft; 304. a fixing strip; 305. a movable bar; 3051. a guide slider; 306. an electric push rod; 4. a connecting frame assembly; 401. a connecting frame; 402. a limiting rod; 4021. a limit stop block; 403. assembling a groove; 404. fastening a bolt; 5. bending the assembly; 501. bending a pressure head; 502. assembling the block; 503. and assembling the screw groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the invention relates to a precision sheet metal bending device with an adjustable bending angle, which comprises a frame assembly 1, wherein two carrier assemblies 2 are symmetrically arranged at the bottom end of the inner side of the frame assembly 1, a folded plate assembly 3 is arranged at the inner side of the carrier assemblies 2, a connecting frame assembly 4 is arranged at a position right above the folded plate assembly 3 at the inner side of the frame assembly 1, and a bending assembly 5 is arranged at the bottom end of the connecting frame assembly 4;
the rack assembly 1 comprises a rack base 101, a support frame 102 is fixedly mounted at the upper end of the rack base 101, a positioning marker rod 1021 is fixedly mounted at the inner side of the support frame 102, an identification scale 1022 is arranged on the surface of the positioning marker rod 1021, a fixed top frame 103 is fixedly mounted at the upper end of the support frame 102, a telescopic cylinder 1031 is fixedly mounted at the upper end of the fixed top frame 103, a bearing seat 104 is fixedly mounted at one end of the rack base 101, a transmission screw 105 is rotatably connected with the bearing seat 104, a hand wheel 1051 is fixedly mounted at one end of the transmission screw 105, the carrier assembly 2 comprises a movable carrier 201, a connecting seat 204 is fixedly mounted at the inner side of the movable carrier 201, a transmission slide 202 is fixedly mounted at the bottom end of the movable carrier 201, the transmission screw 105 is in threaded connection with the transmission slide 202, and positioning blocks 203 are fixedly mounted, a positioning through hole 2031 is formed in the side surface of the positioning block 203, and the positioning post 1021 passes through the positioning through hole 2031 and movably penetrates through the positioning block 203;
the folded plate component 3 comprises a hinged frame 301 and two bent plate frames 302 symmetrically and movably hinged to the upper end of the hinged frame 301, a connecting shaft 303 is fixedly mounted on the side face of each bent plate frame 302, one end of the connecting shaft 303 is rotatably connected with the connecting seat 204, a fixing strip 304 is fixedly mounted at one end of each bent plate frame 302, a movable strip 305 is arranged at the other end of each bent plate frame 302, a guide slider 3051 is fixedly mounted at the bottom end of each movable strip 305, a telescopic end of an electric push rod 306 is fixedly connected with the guide slider 3051, the connecting frame component 4 comprises a connecting frame 401, a limiting rod 402 is fixedly mounted at the upper end of the connecting frame 401, a telescopic end of a telescopic cylinder 1031 is fixedly connected with the connecting frame 401, an assembling groove 403 is formed in the bottom side surface of the connecting frame 401, a fastening bolt 404 is connected to the connecting frame 401 in a threaded, an assembling block 502 is fixedly mounted at the upper end of the bending pressure head 501.
Further, a guide through hole 1032 is formed in the surface of the fixed top frame 103, the limiting rod 402 penetrates through the guide through hole 1032 and movably penetrates through the fixed top frame 103, so that the limiting rod 402 and the guide through hole 1032 are matched with each other, the purpose of limiting the movement of the connecting frame 401 is achieved, and a limit stop 4021 is fixedly mounted at the upper end of the limiting rod 402.
Further, a limiting sliding opening 1011 is formed in the surface of the rack base 101, and the transmission slide block 202 is connected with the limiting sliding opening 1011 in a sliding manner, so that the movable carrier 201 can move on the rack base 101 along the limiting sliding opening 1011 in a limiting manner.
Furthermore, the front end surface of the transmission screw 105 is provided with a positive thread, the rear end surface of the transmission screw 105 is provided with a negative thread, the thread textures of the positive thread and the negative thread are opposite, and the purpose that the transmission screw 105 rotates to drive the two movable carriers 201 to move close to or away from each other is achieved.
Furthermore, the cross-sectional shapes of the assembling groove 403 and the assembling block 502 are both rectangular, and the size of the assembling groove 403 is matched with the size of the assembling block 502, so that the assembling block 502 can be matched and inserted into the assembling groove 403.
Further, an assembly screw groove 503 is formed in the surface of the assembly block 502, and the fastening bolt 404 is matched with the assembly screw groove 503, so that the fastening bolt 404 can be connected to the assembly screw groove 503 in a matched threaded manner.
Further, a guide sliding port 3021 is formed in the surface of the bending plate frame 302, and the guide slider 3051 is slidably connected with the guide sliding port 3021, so that the guide slider 3051 is matched with the guide sliding port 3021, and the guide limiting function can be achieved when the movable strip 305 moves.
Further, a supporting column 1012 is fixedly installed at the bottom end of the rack base 101, a non-slip mat 1013 is fixedly installed on the bottom end surface of the supporting column 1012, and the non-slip mat 1013 is a rubber component, so as to achieve the purpose of improving the non-slip performance of the supporting column 1012.
Further, the bending method of the precision sheet metal bending device with the adjustable bending angle comprises the following steps:
SS 001: the sheet metal part to be bent is placed on the bending plate frame 302, one end face of the sheet metal part is in contact with the fixed strip 304, the electric push rod 306 is used for driving the movable strip 305 to be tightly extruded on the other end face of the sheet metal part, the guide slide block 3051 is in sliding connection with the guide sliding port 3021, the guide slide block 3051 and the guide sliding port 3021 are matched with each other, the guide limiting effect can be achieved when the movable strip 305 moves, the sheet metal part is positioned on the bending plate frame 302, and the sheet metal part is prevented from easily shifting;
SS 002: the telescopic cylinder 1031 is used for driving the bending pressure head 501 to press downwards, the limiting rod 402 penetrates through the guide through hole 1032 to movably penetrate through the fixed top frame 103, so that the limiting rod 402 is matched with the guide through hole 1032 and can play a limiting role in limiting the movement of the bending pressure head 501, the bending pressure head 501 presses the surface of a sheet metal part, the sheet metal part is preliminarily folded and bent when the bending pressure head 501 presses downwards, the two bending plate frames 302 are folded, the two movable carriers 201 move close to each other, and the transmission screw 105 rotates forwards;
and (4) SS 003: when the sheet metal part is bent, the positioning block 203 on the movable carrier 201 can move along the positioning mark rod 1021, and the bending angle of the sheet metal part can be observed according to the identification scale 1022 on the positioning mark rod 1021, so that the specific bending angle of the sheet metal part can be conveniently observed in real time;
SS 004: when the bending angle of the sheet metal part needs to be finely adjusted, the transmission screw 105 is in threaded connection with the transmission slide 202, the transmission slide 202 is in sliding connection with the limiting sliding port 1011, the transmission screw 105 is positively rotated by using the hand wheel 1051, the transmission screw 105 can drive the two movable carriers 201 to slowly approach and move when positively rotated, the two bending plate frames 302 are matched with each other to drive the sheet metal part to be bent slowly, the bending angle of the sheet metal part can be finely adjusted precisely, and the phenomenon that the bending angle is too large easily in the bending treatment of the sheet metal part is prevented;
SS 005: after the sheet metal part is bent, the electric push rod 306 is used for driving the movable strip 305 to reset, and the sheet metal part subjected to bending processing on the bending plate frame 302 is taken out.
SS 006: the telescopic cylinder 1031 is used for driving the bending pressure head 501 to ascend and reset, the hand wheel 1051 is used for reversely rotating the transmission screw 105, the transmission screw 105 can drive the two movable carriers 201 to move away from each other during reverse rotation, the two bending plate frames 302 are in a horizontal state, and the next sheet metal part is required to be bent.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a precision panel beating bending device of angle adjustable of bending, includes frame subassembly (1), its characterized in that: two carrier assemblies (2) are symmetrically arranged at the bottom end of the inner side of the rack assembly (1), a folded plate assembly (3) is arranged at the inner side of each carrier assembly (2), a connecting frame assembly (4) is arranged at the position, right above the folded plate assembly (3), of the inner side of the rack assembly (1), and a bending assembly (5) is arranged at the bottom end of the connecting frame assembly (4);
frame subassembly (1) includes frame base (101), the upper end fixed mounting of frame base (101) has support frame (102), the inboard fixed mounting of support frame (102) has location sighting rod (1021), the fixed surface of location sighting rod (1021) is provided with identification scale (1022), the upper end fixed mounting of support frame (102) has fixed roof-rack (103), the upper end fixed mounting of fixed roof-rack (103) has telescopic cylinder (1031), the one end fixed mounting of frame base (101) has bearing frame (104), bearing frame (104) rotate and are connected with drive screw (105), the one end fixed mounting of drive screw (105) has hand wheel (1051), carrier subassembly (2) includes movable carrier (201), the inboard fixed mounting of movable carrier (201) has connecting seat (204), the bottom fixed mounting of movable carrier (201) has transmission slider (202), the transmission screw (105) is in threaded connection with the transmission sliding block (202), the two ends of the movable carrier (201) are fixedly provided with positioning blocks (203), the side surfaces of the positioning blocks (203) are provided with positioning through holes (2031), and the positioning marker post (1021) penetrates through the positioning through holes (2031) and movably penetrates through the positioning blocks (203);
the folding plate component (3) comprises a hinge frame (301) and two bending plate frames (302) which are symmetrically movably hinged to the upper end of the hinge frame (301), a connecting shaft (303) is fixedly mounted on the side face of each bending plate frame (302), one end of the connecting shaft (303) is rotatably connected with the connecting seat (204), a fixing strip (304) is fixedly mounted at one end of each bending plate frame (302), a movable strip (305) is arranged at the other end of each bending plate frame (302), a guide slider (3051) is fixedly mounted at the bottom end of each movable strip (305), a telescopic end of an electric push rod (306) is fixedly connected with the guide slider (3051), the connecting frame component (4) comprises a connecting frame (401), a limiting rod (402) is fixedly mounted at the upper end of the connecting frame (401), a telescopic end of a telescopic cylinder (1031) is fixedly connected with the connecting frame (401), and an assembling groove (403) is formed in the bottom side surface of the connecting, the connecting frame (401) is in threaded connection with a fastening bolt (404), the bending assembly (5) comprises a bending pressure head (501), and an assembling block (502) is fixedly mounted at the upper end of the bending pressure head (501).
2. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein a guide through hole (1032) is formed in the surface of the fixed top frame (103), the limiting rod (402) penetrates through the guide through hole (1032) and movably penetrates through the fixed top frame (103), and a limit stop (4021) is fixedly mounted at the upper end of the limiting rod (402).
3. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein a limiting sliding opening (1011) is formed in the surface of the rack base (101), and the transmission sliding block (202) is connected with the limiting sliding opening (1011) in a sliding manner.
4. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein the front end surface of the transmission screw (105) is provided with a positive thread, the rear end surface of the transmission screw (105) is provided with a negative thread, and the threads of the positive thread and the negative thread are opposite in order.
5. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein the cross-sectional shapes of the assembling groove (403) and the assembling block (502) are both rectangular, and the size of the assembling groove (403) is matched with the size of the assembling block (502).
6. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein the surface of the assembling block (502) is provided with an assembling screw groove (503), and the fastening bolt (404) is matched with the assembling screw groove (503).
7. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein a guide sliding port (3021) is formed in the surface of the bending plate frame (302), and the guide sliding block (3051) is slidably connected with the guide sliding port (3021).
8. The precision sheet metal bending device with the adjustable bending angle of claim 1, wherein a supporting column (1012) is fixedly installed at the bottom end of the frame base (101), a non-slip mat (1013) is fixedly installed on the bottom end surface of the supporting column (1012), and the non-slip mat (1013) is a rubber component.
9. The bending method of the precision sheet metal bending device with the adjustable bending angle according to the claims 1-8, characterized by comprising the following steps:
SS 001: the sheet metal part to be bent is placed on the bending plate frame (302), one end face of the sheet metal part is in contact with the fixed strip (304), the electric push rod (306) is used for driving the movable strip (305) to be tightly extruded on the other end face of the sheet metal part, the guide slider (3051) is in sliding connection with the guide sliding port (3021), the guide slider (3051) is matched with the guide sliding port (3021), the guide limiting effect can be achieved when the movable strip (305) moves, the sheet metal part is positioned on the bending plate frame (302), and the sheet metal part is prevented from easily shifting;
SS 002: the telescopic cylinder (1031) is used for driving the bending pressure head (501) to press downwards, the limiting rod (402) penetrates through the guide through hole (1032) and movably penetrates through the fixed top frame (103), so that the limiting rod (402) is matched with the guide through hole (1032), a limiting effect can be achieved when the bending pressure head (501) moves, the bending pressure head (501) presses the surface of the sheet metal part, the sheet metal part is preliminarily folded and bent when the bending pressure head (501) presses downwards, the two bending plate frames (302) are folded, the two movable carriers (201) move close to each other, and the transmission screw (105) rotates forwards;
and (4) SS 003: when the sheet metal part is bent, a positioning block (203) on the movable carrier (201) can move along a positioning mark rod (1021), and the bending angle of the sheet metal part can be observed according to an identification scale (1022) on the positioning mark rod (1021), so that the specific bending angle of the sheet metal part can be conveniently checked in real time;
SS 004: when the bending angle of the sheet metal part needs to be finely adjusted, the transmission screw (105) is in threaded connection with the transmission slide block (202), the transmission slide block (202) is in sliding connection with the limiting sliding opening (1011), the transmission screw (105) is positively rotated by using a hand wheel (1051), the transmission screw (105) can drive the two movable carriers (201) to slowly approach to each other to move when positively rotated, the two bending plate frames (302) are matched with each other to drive the sheet metal part to be bent slowly, the bending angle of the sheet metal part can be finely adjusted precisely, and the phenomenon that the bending angle is too large easily caused in the bending treatment of the sheet metal part is prevented;
SS 005: after the bending processing of the sheet metal part is finished, the electric push rod (306) is used for driving the movable strip (305) to reset, and the sheet metal part subjected to the bending processing is taken out on the bending plate frame (302).
SS 006: the telescopic cylinder (1031) is used for driving the bending pressure head (501) to ascend and reset, the hand wheel (1051) is used for reversely rotating the transmission screw rod (105), the transmission screw rod (105) can drive the two movable carriers (201) to move away from each other during reverse rotation, so that the two bending plate frames (302) are in a horizontal state, and the next sheet metal part is required to be bent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010970824.7A CN112139305A (en) | 2020-09-16 | 2020-09-16 | Precision metal plate bending device with adjustable bending angle and bending method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010970824.7A CN112139305A (en) | 2020-09-16 | 2020-09-16 | Precision metal plate bending device with adjustable bending angle and bending method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112139305A true CN112139305A (en) | 2020-12-29 |
Family
ID=73892829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010970824.7A Withdrawn CN112139305A (en) | 2020-09-16 | 2020-09-16 | Precision metal plate bending device with adjustable bending angle and bending method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112139305A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000642A (en) * | 2021-03-19 | 2021-06-22 | 黄世津 | High-end bending equipment with forming angle and discharge chute capable of being rapidly and synchronously adjusted |
| CN115283488A (en) * | 2022-09-26 | 2022-11-04 | 汕头市万盛兴智能科技有限公司 | Angle-adjustable rapid edge pressing forming device and forming method for sheet metal part |
-
2020
- 2020-09-16 CN CN202010970824.7A patent/CN112139305A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000642A (en) * | 2021-03-19 | 2021-06-22 | 黄世津 | High-end bending equipment with forming angle and discharge chute capable of being rapidly and synchronously adjusted |
| CN113000642B (en) * | 2021-03-19 | 2022-08-16 | 佛山市生港建材科技有限公司 | But shaping angle and blowpit high-end equipment of bending of quick synchronization regulation |
| CN115283488A (en) * | 2022-09-26 | 2022-11-04 | 汕头市万盛兴智能科技有限公司 | Angle-adjustable rapid edge pressing forming device and forming method for sheet metal part |
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Application publication date: 20201229 |