CN111283433A - Copper strip cutting and forming device and method - Google Patents
Copper strip cutting and forming device and method Download PDFInfo
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- CN111283433A CN111283433A CN202010147324.3A CN202010147324A CN111283433A CN 111283433 A CN111283433 A CN 111283433A CN 202010147324 A CN202010147324 A CN 202010147324A CN 111283433 A CN111283433 A CN 111283433A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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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
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/029—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means with shearing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q41/00—Combinations or associations of metal-working machines not directed to a particular result according to classes B21, B23, or B24
- B23Q41/02—Features relating to transfer of work between machines
Abstract
The invention discloses a copper strip cutting and forming device and a copper strip cutting and forming method, wherein the copper strip cutting and forming device comprises a rack, a feeding mechanism, a cutting mechanism, a tin point mechanism, a bending mechanism and two clamping rotating mechanisms, wherein the feeding mechanism, the cutting mechanism, the tin point mechanism and the bending mechanism are arranged on the rack; the two clamping and rotating mechanisms are respectively used for clamping the copper single sheets, and the two clamping and rotating mechanisms are mutually matched to convey the copper single sheets to the tin dotting mechanism and the bending mechanism in sequence. The feeding mechanism, the two clamping and rotating mechanisms, the cutting mechanism, the tin dispensing mechanism and the bending mechanism are matched to form a complete copper strip cutting and forming device, and the feeding, cutting, tin dispensing and bending processes of the copper strip can be automatically completed, so that the production efficiency is greatly improved, and the labor intensity is greatly reduced.
Description
Technical Field
The invention relates to the technical field of copper strip processing, in particular to a copper strip cutting and forming device and method.
Background
The fuse wire of the fuse in the prior art is processed by a copper strip, specifically, the copper strip is cut into copper single sheets, the copper single sheets are subjected to tin point and bending to finally form the fuse wire, wherein the tin point is used for fluxing, and the bending is used for shortening the length so as to reduce the occupied space of the fuse wire. Therefore, the copper strip needs to be processed by a cutting mechanism, a tin dispensing mechanism and a bending mechanism in sequence to finally form the fuse of the fuse. At present, the mechanisms are independent, and the transfer mechanisms which link the mechanisms are lacked in the prior art, so that the mechanisms cannot form a set of complete equipment which can automatically complete a series of procedures on the copper strip, and the defects of low production efficiency, high labor intensity and the like in the copper strip processing mode in the prior art are caused.
Disclosure of Invention
The invention aims to provide a copper strip cutting and forming device and method aiming at the technical problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a copper strip cutting and forming device comprises a rack, a feeding mechanism, a cutting mechanism, a tin point mechanism, a bending mechanism and two clamping and rotating mechanisms, wherein the feeding mechanism, the cutting mechanism, the tin point mechanism and the bending mechanism are arranged on the rack; the two clamping and rotating mechanisms are respectively used for clamping the copper single sheets, and the two clamping and rotating mechanisms are mutually matched to convey the copper single sheets to the tin dotting mechanism and the bending mechanism in sequence.
Furthermore, one clamping and rotating mechanism is positioned between the cutting mechanism and the tin point mechanism and used for clamping the middle part of the copper single sheet; and the other clamping and rotating mechanism is positioned between the tin dispensing mechanism and the bending mechanism and is used for clamping two ends of the copper single sheet.
Furthermore, the two clamping and rotating mechanisms respectively comprise a rotating cylinder, a stroke cylinder and a pneumatic finger, the rotating cylinder is arranged on the rack, the stroke cylinder is fixed on a fixed plate, the fixed plate is arranged on a rotating disc of the rotating cylinder, and the pneumatic finger is arranged on the fixed plate in a sliding manner along a direction parallel to the axis of the stroke cylinder and is connected with a piston rod of the stroke cylinder; the upper clamping jaw and the lower clamping jaw of a pneumatic finger of one clamping and rotating mechanism are respectively fixed with a clamping block; the upper and lower clamping jaws of the pneumatic finger of the other clamping and rotating mechanism are respectively fixed with a U-shaped clamping plate in a lying state.
And the material receiving box is positioned at the cutting mechanism, and the formed copper single sheet on the bending mechanism is pushed down to the material receiving box by the other clamping and rotating mechanism when feeding next time.
Furthermore, the feeding mechanism comprises a turntable assembly and a roller pressing and feeding assembly, and the roller pressing and feeding assembly is positioned between the turntable assembly and the cutting mechanism; the turntable assembly comprises a first motor, a turntable and a first bracket arranged on the rack, the turntable and the first motor are both arranged on the first bracket, and the turntable is driven by the first motor; the roller pressing and feeding assembly comprises a second motor, a feeding roller, a clamping roller and a second support arranged on the rack, the second motor is arranged on the rack, the feeding roller and the clamping roller are arranged on the second support, the axes of the feeding roller and the clamping roller are parallel, and the feeding roller is driven by the second motor.
Furthermore, the feeding mechanism also comprises a lifting component which is linked with the cutting mechanism so as to lift the material clamping roller when the cutting mechanism cuts, so that the material clamping roller loosens the copper strip; the material clamping roller is arranged on a movable bracket, and the movable bracket is movably arranged on the second bracket; the lifting assembly comprises a pushing piece and a swing rod, the swing rod is arranged on the second support in a seesaw mode, one end of the swing rod is matched with the pushing piece, the pushing piece is linked with the cutting mechanism to push one end of the swing rod downwards when the cutting mechanism cuts, the other end of the swing rod lifts up the movable support, and the movable support is reset downwards through the elastic piece.
Furthermore, the cutting mechanism comprises a cutter holder arranged on the rack, a cutting cylinder, a stamping cutter for cutting the end part of the copper strip into a preset shape, two cutters for cutting the left and right ends of the end part of the copper strip to form a copper single sheet, and a plurality of positioning needles for stamping a plurality of holes on the end part of the copper strip, wherein the stamping cutter, the cutters and the positioning needles are arranged on a first movable plate, the cutters are positioned on the front side of the stamping cutter, and the positioning needles are positioned on the rear side of the stamping cutter; the cutting cylinder is arranged on a third support arranged on the rack, is positioned right above the tool apron, and has a piston rod facing downwards and connected with the first movable plate.
Furthermore, the tin dispensing mechanism comprises a tin feeding assembly, an electric soldering iron, a tin dispensing cylinder, a supporting cylinder and a fourth support arranged on the rack, the tin dispensing cylinder is arranged on the fourth support, a piston rod of the tin dispensing cylinder faces downwards and is connected with a second movable plate, the electric soldering iron is vertically fixed on the second movable plate, and a soldering iron head of the electric soldering iron faces downwards; a piston rod of the supporting cylinder is upward and connected with a vertical supporting rod, the supporting rod is positioned under the electric soldering iron, and the top end of the supporting rod forms a soldering station; and the tin feeding assembly is arranged on the rack.
Further, the bending mechanism comprises an upper die holder, a lower die holder, an upper bending cylinder, a lower bending cylinder, a bending rod assembly and a fifth support arranged on the rack, wherein the upper bending cylinder is arranged on the fifth support, a piston rod of the upper bending cylinder faces downwards and is connected with the upper die holder, and the lower bending cylinder is arranged on the rack, a piston rod of the lower bending cylinder faces upwards and is connected with the lower die holder; the lower die base is positioned right below the upper die base and is correspondingly matched with the upper die base to bend the middle part of the copper single sheet; the bending rod assembly is located below the upper die base and matched with the upper die base to bend two end portions of the copper single sheet, and the bending rod assembly is driven by a lower bending air cylinder.
And the controller is matched with the feeding mechanism, the cutting mechanism, the tin point mechanism, the bending mechanism and the two clamping and rotating mechanisms so as to control the mechanisms to act in a coordinated manner.
The invention also provides a copper strip cutting and forming method, which adopts the copper strip cutting and forming device, and comprises the following steps:
1) the feeding mechanism conveys the copper strip to the cutting mechanism;
2) the cutting mechanism cuts and punches the end part of the copper strip to obtain a copper single sheet with a preset shape and a tin point hole;
3) one clamping and rotating mechanism clamps the middle position of the copper single sheet from the cutting mechanism and transfers the middle position to the other clamping and rotating mechanism, and the other clamping and rotating mechanism clamps two ends of the copper single sheet;
4) the other clamping and rotating mechanism conveys the copper single sheet to a tin dotting mechanism for tin dotting;
5) and the other clamping and rotating mechanism conveys the copper single sheet subjected to tin dotting to a bending mechanism for bending and molding.
Further, the method also comprises a step 6) of pushing the formed copper single sheets on the bending mechanism down by another clamping and rotating mechanism when feeding next time.
Compared with the prior art, the invention has the following beneficial effects:
1. the feeding mechanism, the two clamping and rotating mechanisms, the cutting mechanism, the tin dispensing mechanism and the bending mechanism are matched to form a complete copper strip cutting and forming device, and the feeding, cutting, tin dispensing and bending processes of the copper strip can be automatically completed, so that the production efficiency is greatly improved, and the labor intensity is greatly reduced.
2. The two clamping and rotating mechanisms respectively comprise the rotating cylinder, the stroke cylinder and the pneumatic finger, so that the structure is simple, the assembly is simple and convenient, and the conveying of the copper single sheets can be automatically and stably completed.
3. The collecting box is matched with another clamping and rotating mechanism to complete the collecting process of the formed copper single sheets, so that the invention avoids arranging a set of collecting mechanism, thereby leading the integral structure of the invention to be simpler, the cost to be lower and the work to be more stable and reliable.
4. The feeding mechanism preferably comprises the turntable assembly and the roller pressing feeding assembly, so that the copper strip raw material can be directly fed, and punching or other special treatment on the copper strip raw material is not needed.
5. The lifting assembly is arranged, so that the phenomenon that the copper strip is off-tracking due to the fact that the copper strip is always pressed by the clamping roller in the conveying process of the copper strip can be avoided.
The invention is further explained in detail with the accompanying drawings and the embodiments; however, the copper strip cutting and forming device and method of the present invention are not limited to the embodiment.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged partial schematic view of the present invention;
FIG. 3 is a schematic structural view of a dial portion of the present invention;
FIG. 4 is a schematic view of the roller hold down feed assembly of the present invention;
FIG. 5 is a schematic view of the engagement of the roller hold down feed assembly and the lift assembly of the present invention;
FIG. 6 is a schematic view of one of the clamping and rotating mechanisms of the present invention;
fig. 7 is a schematic structural view of another clamping and rotating mechanism of the present invention;
fig. 8 is a schematic structural view of a cutting mechanism of the present invention;
FIG. 9 is a schematic view of the cutting mechanism of the present invention in cooperation with the roller hold down feed assembly and the lift assembly;
FIG. 10 is a schematic view of the die, cutter and copper strip of the present invention in combination;
FIG. 11 is a schematic structural view of a spot tin mechanism of the present invention;
FIG. 12 is a schematic view of the assembly of the wicking mechanism of the present invention with another clamping and rotating mechanism;
FIG. 13 is a schematic structural view of the bending mechanism of the present invention;
FIG. 14 is a schematic view of the structure of the material receiving box of the present invention.
Detailed Description
In an embodiment, please refer to fig. 1 to 14, the copper strip cutting and forming apparatus of the present invention includes a frame 1, a feeding mechanism 2, a cutting mechanism 3, a tin point mechanism 5, a bending mechanism 7, two clamping and rotating mechanisms 4 and 6, the cutting mechanism 3 is adjacent to the feeding mechanism 2, the feeding mechanism 2 feeds a copper strip 10 to the cutting mechanism 3, and the cutting mechanism 3 cuts the copper strip into copper single pieces with a predetermined shape and tin point holes in the middle; the two clamping and rotating mechanisms 4 and 6 are respectively used for clamping a copper single sheet, and the two clamping and rotating mechanisms 4 and 6 are mutually matched to convey the copper single sheet to the tin dotting mechanism 5 and the bending mechanism 7 in sequence. Specifically, one clamping and rotating mechanism 4 is positioned between the cutting mechanism 3 and the tin dispensing mechanism 5 and is used for clamping the middle part of the copper single sheet; and the other clamping and rotating mechanism 6 is positioned between the tin dispensing mechanism 5 and the bending mechanism 7 and is used for clamping two ends of the copper single sheet. The frame 1 specifically comprises a machine body 11 and a workbench 12 arranged on the machine body 11, a feeding mechanism 2, a cutting mechanism 3, a tin dispensing mechanism 5, a bending mechanism 7, two clamping and rotating mechanisms 4 and 6, a material receiving box 8 and a controller 9 which are arranged on the workbench 12,
in this embodiment, the feeding mechanism 2 includes a turntable assembly and a roller pressing and feeding assembly, and the roller pressing and feeding assembly is located between the turntable assembly and the cutting mechanism. As shown in fig. 3, the turntable assembly includes a first motor 22, a turntable 21, and a first support 23 disposed on the rack 1, the turntable 21 and the first motor 22 are both disposed on the first support 23, and the turntable 21 is driven by the first motor 22. The first support 23 is further provided with an electrified induction rod 24 and an electrified induction sheet 25, the copper strip penetrates through the first support and the second support, when the copper strip touches the electrified induction rod 24, the copper strip is fed too little, when the copper strip touches the electrified induction sheet 25, the copper strip is fed too much, and the first motor 22 adjusts the rotating speed according to signals output by the electrified induction rod 24 and the electrified induction sheet 25, so that the feeding amount of the copper strip is reasonably controlled. The roller pressing and feeding device is positioned between the turntable 21 and the cutting mechanism 3.
As shown in fig. 4, the roller pressing and feeding assembly includes a second motor 26, a feeding roller 27, a clamping roller 28, and a second bracket 29 disposed on the frame 1, the second motor 26 is disposed on the frame 1, the feeding roller 27 and the clamping roller 28 are disposed on the second bracket 29, and the axes of the feeding roller 27 and the clamping roller are parallel, and the feeding roller 27 is driven by the second motor 26. The feeding mechanism 2 further comprises a lifting assembly, the lifting assembly is in linkage with the cutting mechanism 3, so that the clamping roller 28 is lifted when the cutting mechanism 3 cuts, the copper strip is loosened by the clamping roller 28, and the clamping roller 28 resets by using the elastic piece 211. Specifically, as shown in fig. 5, the material clamping roller 28 is disposed on a movable bracket 210, and the movable bracket 210 is movably disposed on the second bracket 29; the lifting assembly comprises a pushing piece 212 and a swing rod 213, wherein the swing rod 213 is arranged on the second bracket 29 in a seesaw mode, one end of the swing rod 213 is matched with the pushing piece 212, the pushing piece 212 is linked with the cutting mechanism 3 so as to push one end of the swing rod 213 downwards when the cutting mechanism 3 performs cutting, the other end of the swing rod 213 lifts the movable bracket 210, and the movable bracket 210 is reset downwards through an elastic piece 211. Specifically, one end of the movable bracket 210 close to the swing rod 213 can swing up and down, and two bolts disposed on the second bracket 29 are respectively sleeved with an elastic member 211 (the elastic member 211 is a spring), and respectively penetrate through one end of the movable bracket 210 close to the swing rod downwards. The pushing member 212 specifically includes an L-shaped block 2121 and a bolt 2122 vertically screwed to the horizontal portion of the L-shaped block 2121, the L-shaped block 2121 is linked with the cutting mechanism 3, the bottom end of the bolt 2122 is used for pushing one end of the oscillating bar 213 downward, and the pushing stroke can be adjusted by screwing the bolt 2122.
In this embodiment, as shown in fig. 6, the one clamping and rotating mechanism 4 includes a rotating cylinder 41, a stroke cylinder 43, and a pneumatic finger 44, the rotating cylinder 41 is disposed on the frame 1, the stroke cylinder 43 is fixed on a fixing plate 42, the fixing plate 42 is disposed on a rotating disc of the rotating cylinder 41, the pneumatic finger 44 is slidably disposed on the fixing plate 42 along a direction parallel to an axis of the stroke cylinder 43 and is connected to a piston rod of the stroke cylinder 43, two clamping jaws of the pneumatic finger 44 are distributed up and down and respectively fix a clamping block 45, and the two clamping blocks 45 are used for clamping a middle portion of the copper single piece 20. As shown in fig. 7, the other clamping and rotating mechanism 6 comprises a rotating cylinder 61, a stroke cylinder 63, and a pneumatic finger 64, wherein the rotating cylinder 61 is arranged on the frame 1, the stroke cylinder 63 is fixed on a fixing plate 62, the fixing plate 62 is arranged on a rotating disc of the rotating cylinder 61, the pneumatic finger 64 is arranged on the fixing plate 62 in a sliding manner along a direction parallel to the axis of the stroke cylinder 63 and is connected with a piston rod of the stroke cylinder 63, two clamping jaws of the pneumatic finger 64 are distributed up and down and are respectively fixed with a U-shaped clamping plate 65 in a lying state, and the two U-shaped clamping plates 65 are used for clamping two ends of the copper single piece 20.
In the present embodiment, as shown in fig. 8-10, the cutting mechanism 3 includes a tool apron 31 disposed on the frame 1, a cutting cylinder 32, a punching tool 37 for cutting the end of the copper strip into a predetermined shape, two cutting tools 36 for cutting the left and right ends of the end of the copper strip to form a copper single piece, and a plurality of positioning pins 38 for punching a plurality of holes on the end of the copper strip, wherein the punching tool 37, the cutting tool 36, and the positioning pins 38 are disposed on a first movable plate 34 and respectively pass through a guide block 35 disposed on the tool apron 31, the cutting tool 36 is disposed on the front side of the punching tool 37, and the positioning pins 38 are disposed on the rear side of the punching tool 37; the cutting cylinder 32 is mounted on a third bracket 33 disposed on the frame 1, and is located right above the knife holder 31, and a piston rod thereof faces downward and is connected to the first movable plate 34. The pushing member 212 (specifically, the L-shaped block 2121 of the pushing member 212) is fixedly connected to the first movable plate 34 to move up and down along with the first movable plate 34. The number of the positioning pins 38 is three, three holes distributed on the left and right can be punched at the end of the copper strip, and the hole in the middle is a tin point hole.
In this embodiment, as shown in fig. 11, the tin dispensing mechanism 5 includes a tin feeding assembly 56, an electric soldering iron 52, a tin dispensing cylinder 51, a supporting cylinder 54, and a fourth support disposed on the frame 1, the tin dispensing cylinder 51 is disposed on the fourth support, a piston rod of the cylinder faces downward, and is connected to a second movable plate 53, the electric soldering iron 52 is vertically fixed on the second movable plate 53, and a soldering iron head of the cylinder faces downward; the piston rod of the supporting cylinder 54 faces upwards and is connected with a vertical supporting rod 55, the supporting rod 55 is positioned under the electric soldering iron 52, and the top end of the supporting rod 55 forms a tin soldering station; the tin feeding assembly 56 is arranged on the frame 1. The fourth support specifically comprises an upper support 57, an adjusting cylinder 58 and a lower support 59 arranged on the rack 1, the tin-point cylinder 51 is arranged on the upper support 57, the upper support 57 is arranged on the lower support 59 in a sliding mode along a preset direction, the adjusting cylinder 58 is arranged on the lower support 59, a piston rod of the adjusting cylinder extends along the preset direction and is connected with the upper support 57, and therefore the position of the soldering iron head can be adjusted by driving the upper support 57 to move. The tin feeding assembly 56 is similar in structure to the feeding assembly, and also comprises a turntable assembly, a roller pressing feeding assembly and the like. The tin dispensing mechanism 5 is matched with another clamping and rotating mechanism 6 to complete a tin dispensing process on the copper single chip 20, as shown in fig. 12.
In this embodiment, as shown in fig. 13, the bending mechanism 7 includes an upper die holder 71, a lower die holder 72, an upper bending cylinder 73, a lower bending cylinder 74, a bending rod assembly, and a fifth support 75 disposed on the frame 1, the upper bending cylinder 73 is disposed on the fifth support 75, and a piston rod of the upper bending cylinder is downward and connected to the upper die holder 71, the lower die holder 21 is located right below the upper die holder 71, and the upper bending cylinder 73 and the lower bending cylinder are correspondingly matched to bend the middle portion of the copper single piece; specifically, two parallel V-shaped protrusions are arranged in the middle of the bottom end of the upper die base 71, and two parallel V-shaped grooves are arranged at the top end of the lower die base 72. The bending rod assembly is located below the upper die base 71, and is driven by a lower bending cylinder 74, and is engaged with the upper die base 71 to bend both end portions of the copper single piece. The bending rod assembly specifically comprises two bending rods 76 and two ejector rods 77, the two bending rods 76 and the two ejector rods 77 respectively penetrate through the lower die base 72 upwards, the two ejector rods 77 are located on the left side and the right side of the middle of the lower die base, and the two bending rods 76 are located on the opposite outer sides of the two ejector rods 77. The lower bending cylinder 74 is installed on the frame 1 and located right below the lower die base 21, and a piston rod of the lower bending cylinder 74 faces upward and is connected with the two bending rods 76 and the two ejector rods 77 through a movable block 78.
In this embodiment, the present invention further includes a material receiving box 8, the material receiving box 8 is located at the cutting mechanism 3, and the copper single piece 20' formed on the bending mechanism 7 (as shown in fig. 14) is pushed down to the material receiving box 8 by the other clamping and rotating mechanism 6 when feeding next time. As shown in fig. 14, the material receiving box 8 is located at the front side of the lower die base 72, and an inclined material guiding chute 81 is provided at the top of one end of the material receiving box 8 close to the lower die base 72.
In this embodiment, the present invention further includes a controller 9, and the controller 9 is matched with the feeding mechanism 2, the cutting mechanism 3, the tin dispensing mechanism 5, the bending mechanism 7, and the two clamping and rotating mechanisms 4 and 6 to control the coordination of these mechanisms. The controller 9 may specifically adopt a PLC controller.
The invention relates to a copper strip cutting and forming device, which comprises the following working processes:
the first motor 22 is started to drive the turntable 21 and the copper strip roll thereon to rotate, the end of the copper strip passes through the gap between the feeding roller 27 and the clamping roller 28, the feeding roller 27 is driven by the second motor 26, and the end of the copper strip is conveyed to the cutter holder 31 of the cutting mechanism 3 by matching with the clamping roller 28. Then, the cutting cylinder 32 is actuated to drive the first movable plate 34 to move downward, so that the punching knife 37, the two cutting knives 36 and the three positioning pins 38 simultaneously move downward, thereby cutting the end portions of the copper strip into the single copper sheets 20 with the predetermined shape and the central tin point hole. Along with the downward movement of the first movable plate 34, the pushing member 212 also pushes one end of the swing rod 213 downward, so that the other end of the swing rod 213 lifts the movable bracket 210, thereby enabling the clamping roller 28 to loosen the copper strip 10, and avoiding the deviation of the copper strip caused by the fact that the clamping roller 28 presses the copper strip all the time. After cutting, the cutting cylinder 32 drives the first movable plate 34 and the punching knife 37, the cutting knife 36 and the positioning pin 38 thereon to reset upwards, the swing rod 213 releases the movable bracket 210, the movable bracket 210 drives the material clamping roller 28 to reset downwards by means of the elastic component to a state of pressing the copper strip again, and meanwhile, one of the clamping and rotating mechanisms 4 starts to act: the stroke cylinder 43 pushes the pneumatic finger 44 to the tool apron 31, the two clamping blocks 45 on the pneumatic finger 44 clamp the middle part of the copper single piece, and then the rotating cylinder 41 drives the stroke cylinder 43 to rotate 180 degrees, so that the pneumatic finger 44 faces to the other clamping and rotating mechanism 6. Thereafter, the other clamping and rotating mechanism 6 starts to operate: two U-shaped clamping plates 65 on the pneumatic finger 64 clamp two ends of the copper single piece, the copper single piece is conveyed to a tin dispensing station (namely, the copper single piece is placed at the top end of the supporting rod 55) under the pushing of the stroke cylinder 63, then, the tin dispensing cylinder 51 acts to drive the electric soldering iron 52 to move downwards, and the electric soldering iron 52 automatically dispenses tin on a tin dispensing hole in the middle of the copper single piece. After tin dispensing is finished, the rotary cylinder 61 of the other clamping and rotating mechanism 6 is started to drive the stroke cylinder 63 to rotate 180 degrees, so that the pneumatic finger 64 conveys the copper single sheet subjected to tin dispensing to the lower die holder 72. After the copper single sheet reaches the lower die holder 72, the other clamping and rotating mechanism 6 is reset, the actions are repeated, meanwhile, the upper bending air cylinder 73 drives the upper die holder 71 to move downwards, the upper die holder 71 is matched with the lower die holder 72, and the middle part of the copper single sheet is bent into a W shape. Then, the downward bending cylinder 74 is actuated to drive the two bending rods 76 and the two push rods 77 to move upward simultaneously, so that the two push rods 77 support the inner portions of the two end portions of the copper single sheet, and the two bending rods 76 are engaged with the upper die base 71 to bend the two end portions of the copper single sheet upward to 90 °. And after the other clamping and rotating mechanism 6 conveys the copper single sheets subjected to tin dotting to the bending mechanism 7 again, the other clamping and rotating mechanism 6 pushes the formed copper single sheets on the lower die base 72 down into the material receiving box 8. And repeating the process to obtain multiple copper single sheet products. The upper bending air cylinder 73 and the lower bending air cylinder 74 act in sequence, so that a deformation space is formed when the middle of the copper single sheet is bent, and the copper single sheet is prevented from being broken.
According to the copper strip cutting and forming device, the feeding mechanism 2, the two clamping rotating mechanisms 4 and 6 are matched with the cutting mechanism 3, the tin dispensing mechanism 5 and the bending mechanism 7 to form a complete copper strip cutting and forming device, so that the feeding, cutting, tin dispensing and bending processes of a copper strip can be automatically completed, the production efficiency is greatly improved, and the labor intensity is greatly reduced.
The invention discloses a copper strip cutting and forming method, which adopts the copper strip cutting and forming device and comprises the following steps:
1) the feeding mechanism 2 conveys the copper strip to the cutting mechanism 3;
2) the cutting mechanism 3 cuts and punches holes on the end part of the copper strip to obtain a copper single sheet with a preset shape and a tin point hole, and in the cutting process, a roller of the feeding mechanism 2 compresses the feeding assembly to loosen the copper strip;
3) one clamping and rotating mechanism 4 clamps the middle position of the copper single sheet from the cutting mechanism 3 and transfers the middle position to the other clamping and rotating mechanism 6, and the other clamping and rotating mechanism 6 clamps two ends of the copper single sheet;
4) the other clamping and rotating mechanism 6 conveys the copper single sheet to a tin dotting mechanism 5 for tin dotting;
5) the other clamping and rotating mechanism 6 conveys the copper single sheet subjected to tin dotting to a bending mechanism 7 for bending and molding;
6) the copper single sheet formed on the bending mechanism 7 is pushed down by the other clamping and rotating mechanism 6 when feeding next time.
The detailed method flow of the copper strip cutting and forming method is as described above, and is not described herein again.
The above embodiments are only used to further illustrate the copper strip cutting and forming apparatus and method of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention fall within the protection scope of the technical solution of the present invention.
Claims (12)
1. The utility model provides a copper strips cuts forming device which characterized in that: the copper strip cutting machine comprises a rack, a feeding mechanism, a cutting mechanism, a tin point mechanism, a bending mechanism and two clamping and rotating mechanisms, wherein the feeding mechanism, the cutting mechanism, the tin point mechanism and the bending mechanism are arranged on the rack; the two clamping and rotating mechanisms are respectively used for clamping the copper single sheets, and the two clamping and rotating mechanisms are mutually matched to convey the copper single sheets to the tin dotting mechanism and the bending mechanism in sequence.
2. The copper strip trimming and forming device as claimed in claim 1, wherein: one clamping and rotating mechanism is positioned between the cutting mechanism and the tin dispensing mechanism and is used for clamping the middle part of the copper single sheet; and the other clamping and rotating mechanism is positioned between the tin dispensing mechanism and the bending mechanism and is used for clamping two ends of the copper single sheet.
3. The copper strip trimming and forming device as claimed in claim 2, wherein: the two clamping and rotating mechanisms respectively comprise a rotating cylinder, a stroke cylinder and a pneumatic finger, the rotating cylinder is arranged on the rack, the stroke cylinder is fixed on a fixed plate, the fixed plate is arranged on a rotating disc of the rotating cylinder, and the pneumatic finger is arranged on the fixed plate in a sliding manner along a direction parallel to the axis of the stroke cylinder and is connected with a piston rod of the stroke cylinder; the upper clamping jaw and the lower clamping jaw of a pneumatic finger of one clamping and rotating mechanism are respectively fixed with a clamping block; the upper and lower clamping jaws of the pneumatic finger of the other clamping and rotating mechanism are respectively fixed with a U-shaped clamping plate in a lying state.
4. The copper strip trimming and forming device as claimed in claim 2, wherein: the copper single sheet bending mechanism is characterized by further comprising a material receiving box, wherein the material receiving box is located at the cutting mechanism, and the formed copper single sheet on the bending mechanism is pushed down to the material receiving box when the other clamping and rotating mechanism feeds materials next time.
5. The copper strip trimming and forming device as claimed in claim 1, wherein: the feeding mechanism comprises a turntable assembly and a roller pressing and feeding assembly, and the roller pressing and feeding assembly is positioned between the turntable assembly and the cutting mechanism; the turntable assembly comprises a first motor, a turntable and a first bracket arranged on the rack, the turntable and the first motor are both arranged on the first bracket, and the turntable is driven by the first motor; the roller pressing and feeding assembly comprises a second motor, a feeding roller, a clamping roller and a second support arranged on the rack, the second motor is arranged on the rack, the feeding roller and the clamping roller are arranged on the second support, the axes of the feeding roller and the clamping roller are parallel, and the feeding roller is driven by the second motor.
6. The copper strip trimming and forming device of claim 5, wherein: the feeding mechanism further comprises a lifting assembly, and the lifting assembly is linked with the cutting mechanism so as to lift the material clamping roller when the cutting mechanism performs cutting, so that the material clamping roller loosens the copper strip; the material clamping roller is arranged on a movable bracket, and the movable bracket is movably arranged on the second bracket; the lifting assembly comprises a pushing piece and a swing rod, the swing rod is arranged on the second support in a seesaw mode, one end of the swing rod is matched with the pushing piece, the pushing piece is linked with the cutting mechanism to push one end of the swing rod downwards when the cutting mechanism cuts, the other end of the swing rod lifts up the movable support, and the movable support is reset downwards through the elastic piece.
7. The copper strip trimming and forming device as claimed in any one of claims 1 to 6, wherein: the cutting mechanism comprises a cutter holder arranged on the rack, a cutting cylinder, a stamping cutter for cutting the end part of the copper strip into a preset shape, two cutters for cutting the left and right ends of the end part of the copper strip to form a copper single sheet, and a plurality of positioning needles for stamping a plurality of holes in the end part of the copper strip, wherein the stamping cutter, the cutters and the positioning needles are arranged on a first movable plate, the cutters are positioned on the front side of the stamping cutter, and the positioning needles are positioned on the rear side of the stamping cutter; the cutting cylinder is arranged on a third support arranged on the rack, is positioned right above the tool apron, and has a piston rod facing downwards and connected with the first movable plate.
8. The copper strip trimming and forming device as claimed in claim 1, wherein: the tin dispensing mechanism comprises a tin feeding assembly, an electric soldering iron, a tin dispensing cylinder, a supporting cylinder and a fourth support arranged on the rack, the tin dispensing cylinder is arranged on the fourth support, a piston rod of the tin dispensing cylinder faces downwards and is connected with a second movable plate, the electric soldering iron is vertically fixed on the second movable plate, and a soldering iron head of the electric soldering iron faces downwards; a piston rod of the supporting cylinder is upward and connected with a vertical supporting rod, the supporting rod is positioned under the electric soldering iron, and the top end of the supporting rod forms a soldering station; and the tin feeding assembly is arranged on the rack.
9. The copper strip trimming and forming device as claimed in claim 1, wherein: the bending mechanism comprises an upper die holder, a lower die holder, an upper bending cylinder, a lower bending cylinder, a bending rod assembly and a fifth support arranged on the rack, the upper bending cylinder is arranged on the fifth support, a piston rod of the upper bending cylinder faces downwards and is connected with the upper die holder, the lower die holder is positioned right below the upper die holder and correspondingly matched with the upper die holder and the lower die holder to bend the middle part of the copper single sheet; the bending rod assembly is positioned below the upper die base and matched with the upper die base to bend the two end parts of the copper single sheet upwards, and the bending rod assembly is driven by a lower bending air cylinder.
10. The copper strip trimming and forming device as claimed in claim 1, wherein: the automatic tin-soldering machine further comprises a controller, wherein the controller is matched with the feeding mechanism, the cutting mechanism, the tin-soldering mechanism, the bending mechanism and the two clamping and rotating mechanisms so as to control the mechanisms to act in a coordinated manner.
11. A copper strip cutting and forming method is characterized in that: the copper strip trimming and forming device of any one of claims 1 to 10, comprising the following steps:
1) the feeding mechanism conveys the copper strip to the cutting mechanism;
2) the cutting mechanism cuts and punches the end part of the copper strip to obtain a copper single sheet with a preset shape and a tin point hole;
3) one clamping and rotating mechanism clamps the middle position of the copper single sheet from the cutting mechanism and transfers the middle position to the other clamping and rotating mechanism, and the other clamping and rotating mechanism clamps two ends of the copper single sheet;
4) the other clamping and rotating mechanism conveys the copper single sheet to a tin dotting mechanism for tin dotting;
5) and the other clamping and rotating mechanism conveys the copper single sheet subjected to tin dotting to a bending mechanism for bending and molding.
12. The copper strip trimming method as claimed in claim 11, wherein: and 6), pushing the formed copper single sheet on the bending mechanism down by another clamping and rotating mechanism when feeding next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010147324.3A CN111283433A (en) | 2020-03-05 | 2020-03-05 | Copper strip cutting and forming device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010147324.3A CN111283433A (en) | 2020-03-05 | 2020-03-05 | Copper strip cutting and forming device and method |
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| Publication Number | Publication Date |
|---|---|
| CN111283433A true CN111283433A (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010147324.3A Pending CN111283433A (en) | 2020-03-05 | 2020-03-05 | Copper strip cutting and forming device and method |
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| CN (1) | CN111283433A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245466A (en) * | 2021-04-30 | 2021-08-13 | 苏州瀚川智能科技股份有限公司 | Full-automatic blanking and bending feeding mechanism for IC (integrated circuit) belt |
-
2020
- 2020-03-05 CN CN202010147324.3A patent/CN111283433A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245466A (en) * | 2021-04-30 | 2021-08-13 | 苏州瀚川智能科技股份有限公司 | Full-automatic blanking and bending feeding mechanism for IC (integrated circuit) belt |
| CN113245466B (en) * | 2021-04-30 | 2022-07-19 | 苏州瀚川智能科技股份有限公司 | Full-automatic blanking and bending feeding mechanism for IC (integrated circuit) belt |
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