CN110586741A - Punch forming process of motor silicon steel sheet - Google Patents

Punch forming process of motor silicon steel sheet Download PDF

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Publication number
CN110586741A
CN110586741A CN201911014754.1A CN201911014754A CN110586741A CN 110586741 A CN110586741 A CN 110586741A CN 201911014754 A CN201911014754 A CN 201911014754A CN 110586741 A CN110586741 A CN 110586741A
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CN
China
Prior art keywords
silicon steel
steel sheet
cylinder
unloading
loading
Prior art date
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Granted
Application number
CN201911014754.1A
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Chinese (zh)
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CN110586741B (en
Inventor
梁根如
王和勤
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Jiangyin Hengtong Electrical Equipment Co Ltd
Original Assignee
Lu'an Zhenghui Youchan Electromechanical Technology Co Ltd
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Priority to CN201911014754.1A priority Critical patent/CN110586741B/en
Publication of CN110586741A publication Critical patent/CN110586741A/en
Application granted granted Critical
Publication of CN110586741B publication Critical patent/CN110586741B/en
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Classifications

    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • 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
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/18—Advancing work in relation to the stroke of the die or tool by means in pneumatic or magnetic engagement with the work
    • 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
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/06—Stripping-off devices

Abstract

The invention provides a punch forming process of a motor silicon steel sheet, which comprises the following steps: firstly, when a loading pick-up arm in the loading and unloading mechanism rotates to be matched with a feeding mechanism, a magnet on the loading pick-up arm attracts and picks up a silicon steel sheet semi-finished product supplied by the feeding mechanism, and then when the loading pick-up arm continuously rotates to be matched with a punch workbench, the magnet on the loading pick-up arm releases the silicon steel sheet semi-finished product attracted and picked up to be placed on the punch workbench; then, an upper die and a lower die of the punch press are matched with each other to complete the punching of the semi-finished silicon steel sheet; and finally, when an unloading picking arm in the loading and unloading mechanism rotates to be matched with the punch workbench, the magnet on the unloading picking arm attracts and picks the silicon steel sheet finished product cut on the punch workbench, and when the unloading picking arm continuously rotates to be matched with the material receiving mechanism, the magnet on the unloading picking arm attracts and picks the silicon steel sheet finished product, and the silicon steel sheet finished product is released and placed on the material receiving mechanism.

Description

Punch forming process of motor silicon steel sheet
Technical Field
The invention relates to the technical field of punch machining, in particular to a punch forming process of a motor silicon steel sheet.
Background
The iron core makes one of the effective parts of the motor, the manufacturing process of the iron core has great influence on the running performance of the motor, the iron core is usually made by punching silicon steel sheets made of soft magnetic materials and pressing the punched silicon steel sheets, at present, the punching operation of the silicon steel sheets is usually processed by a manual operation punch press, which is characterized in that an operator manually installs semi-finished silicon steel sheets on a lower die of the punch press, then the punch press is started, a main motor of the punch press drives a slide block to move up and down through a series of transmission, the slide block drives an upper die to move downwards synchronously and cooperate with the lower die to complete the punching processing of the semi-finished silicon steel sheets, finally, the operator takes out the finished silicon steel sheets from the lower die to complete the punching of one silicon steel sheet, the labor intensity of the operator is high, the punching efficiency is low, and the manual unloading of the operator has certain, the invention provides a full-automatic charging and discharging method for punching motor silicon steel sheets by using a punch press, which has the advantages of ingenious structure and simple principle, can assist the punch press to automatically charge and discharge the motor silicon steel sheets and can greatly improve the punching efficiency of the silicon steel sheets.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide the full-automatic charging and discharging method for punching the motor silicon steel sheet by the punch, which has the advantages of ingenious structure and simple principle, can assist the punch to automatically charge and discharge the motor silicon steel sheet and can greatly improve the punching efficiency of the silicon steel sheet.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The punch forming process of the motor silicon steel sheet comprises the following steps:
a charging stage;
s1: when a loading pick-up arm in the loading and unloading mechanism rotates to be matched with the feeding mechanism, a magnet on the loading pick-up arm performs attraction pick-up on the silicon steel sheet semi-finished product supplied by the feeding mechanism, and then when the loading pick-up arm continuously rotates to be matched with a punch workbench, the magnet on the loading pick-up arm releases the silicon steel sheet semi-finished product attracted and picked up to be placed on the punch workbench;
the loading and unloading mechanism comprises a support frame fixedly arranged on the upper end surface of a base along the middle position of the length direction of the base, a shaft sleeve which is vertically arranged in the axial direction is arranged on the support frame, a hollow rotary drum is rotationally arranged in the shaft sleeve, an installation cylinder with an upward opening is coaxially and fixedly arranged at the top of the rotary drum, the installation cylinder is positioned right above the middle position of the upper end surface of the base and can gradually rotate by ninety degrees around the axis of the installation cylinder, an end cover matched with the installation cylinder is detachably arranged at the opening of the installation cylinder, pickup arms which extend outwards along the radial direction are fixedly arranged on the outer circular surface of the installation cylinder, the pickup arms are arranged in an array along the circumferential direction of the installation cylinder, one ends of the pickup arms, which are far away from the installation cylinder, are provided with suckers which the axial direction is parallel to the axial direction, the middle position of the sucker is coaxially provided with an opening which penetrates through the sucker from top to bottom, a storage cylinder is movably arranged in the opening, the storage cylinder and the opening form sliding guide fit along the vertical direction, the opening at the upper end of the storage cylinder is arranged, the opening is provided with a sealing cover which is in threaded connection fit with the storage cylinder, a magnet is movably arranged in the storage cylinder, the storage cylinder is flush with the lower end surface of the sucker in an initial state, the storage cylinder extends downwards along the opening to enable the magnet to attract and pick up silicon steel sheets, the storage cylinder retracts upwards along the opening to enable the magnet to release and place the silicon steel sheets, a picking arm is arranged in parallel to the length direction/width direction of the base in the initial state, and the picking arm can drive the sucker to circularly operate, the two picking arms are loading picking arms, the other two picking arms are unloading picking arms, and the loading picking arms and the unloading picking arms are alternately arranged;
the upper end surface of the picking arm is sequentially provided with a first mounting plate, a second mounting plate and a third mounting plate from a sucker to a mounting cylinder, ejector rods which are arranged along the radial direction of the mounting cylinder are movably arranged on the first mounting plate, the second mounting plate and the third mounting plate in a penetrating manner, the ejector rods can slide along the mounting cylinder in a stretching manner, one ends of the ejector rods, which deviate from the mounting cylinder, extend to the upper part of an opening of the sucker, and fixed shafts which are perpendicular to the axial direction of the ejector rods are fixedly arranged on the upper end surfaces of the first mounting plate, a first convex plate is fixedly arranged on the end surface, which faces the opening of the sucker, of the fixed plate, and the first convex plate is positioned between the sucker and the first fixing shaft, an upwardly arranged second convex plate is fixedly arranged on the upper end surface of the sealing cover, a second fixing shaft which is axially parallel to the first fixing shaft, the end part of the vertical section of the connecting block is provided with a first plain end groove penetrating along the thickness direction of the vertical section of the connecting block, the first plain end groove is arranged in a manner of being parallel to the vertical section, the first plain end groove is sleeved at the end part of the first fixing shaft and can move along the arrangement direction of the first plain end groove, the end part of the horizontal section of the connecting block is provided with a second plain end groove penetrating along the thickness direction of the horizontal section of the connecting block, the second plain end groove is arranged in a manner of being parallel to the horizontal section of the connecting block, the second plain end groove is sleeved at the end part of the second fixing shaft and can move along the arrangement direction of the second plain end groove, the joint of the horizontal section of the connecting block and the vertical section of the fixing;
the loading and unloading mechanism comprises a telescopic trigger component for driving ejector rods to do telescopic motion, the ejector rod corresponding to a loading pick-up arm is a first ejector rod, the ejector rod corresponding to an unloading pick-up arm is a second ejector rod, the first ejector rod and the second ejector rod are movably penetrated through an end cover and extend into an installation cylinder, one end of the first ejector rod and the second ejector rod, which are close to each other, is fixedly sleeved with a first linkage block positioned in the installation cylinder, the lower end face of the first linkage block is rotatably provided with a first roller shaft which is vertically arranged in the axial direction, one end of the second ejector rod, which is close to each other, is fixedly sleeved with a second linkage block positioned in the installation cylinder, the lower end face of the second linkage block is rotatably provided with a second roller shaft which is vertically arranged in the axial direction, the telescopic trigger component further comprises a fixed rod which is fixedly connected with the upper end face of a base and is coaxially arranged with, the upper end face of the fixed disc is coaxially and fixedly provided with a first circular truncated cone and a second circular truncated cone which are circular step-shaped, the second circular truncated cone is located above the first circular truncated cone, the diameter of the second circular truncated cone is smaller than that of the first circular truncated cone, the first rolling shaft is attached to the outer circular face of the first circular truncated cone, the second rolling shaft is attached to the outer circular face of the second circular truncated cone, the ejector rod is coaxially and fixedly sleeved with a clamping ring, the clamping ring is located between the first mounting plate and the second mounting plate, a compression spring is movably sleeved on the outer portion of the ejector rod, one end of the compression spring is abutted to the first mounting plate, the other end of the compression spring is abutted to the clamping ring, the elastic force of the compression spring is directed to the clamping ring through the first mounting plate, a first arc-shaped bulge which is arranged right opposite to the feeding mechanism is arranged, An arc-shaped notch II which is arranged right opposite to the material receiving mechanism is further arranged on the outer circular surface of the circular truncated cone II;
during the charging operation of the loading and unloading mechanism, the first rotating motor is started to make the first rotating motor perform stepping rotating motion, the first worm is matched with the first worm wheel to transmit power to the rotating drum and drive the rotating drum to perform ninety-degree intermittent rotating motion around the axial direction of the first worm wheel, the picking arm performs ninety-degree intermittent rotating motion around the axial direction of the mounting cylinder, in the process, when the loading and picking arm rotates to be opposite to the feeding mechanism, the first bulge overcomes the elastic force of the compression spring to enable the first ejector rod to slide away from the mounting cylinder, the storage cylinder on the loading and picking arm extends downwards from the opening and a magnet inside the storage cylinder attracts and picks up semi-finished silicon steel sheets stacked on the feeding mechanism, and then when the loading and picking arm rotates to be opposite to a punch workbench, the elastic force of the compression spring pushes the first rolling shaft to be trapped in the first notch and enables the first ejector rod to slide close to the mounting cylinder, the storage cylinder on the charging pick-up arm retracts upwards from the opening and the magnet inside the storage cylinder releases the picked silicon steel sheet semi-finished product to be placed on a punch workbench to finish automatic charging of the silicon steel sheet semi-finished product;
s2: after the loading pick-up arm is rotated away from the punch workbench and before the unloading pick-up arm rotates to the punch workbench, an upper die and a lower die of the punch are matched with each other to complete the blanking of the semi-finished silicon steel sheet, and the semi-finished silicon steel sheet is processed into a finished silicon steel sheet;
(II) unloading stage:
s3: when an unloading picking arm in the loading and unloading mechanism rotates to be matched with a punch workbench, a magnet on the unloading picking arm performs attraction picking on the silicon steel sheet finished product which is punched and cut on the punch workbench, and then when the unloading picking arm rotates continuously to be matched with the material receiving mechanism, the silicon steel sheet finished product which is processed and attracted and picked by the magnet on the unloading picking arm is released and placed on the material receiving mechanism;
the loading and unloading mechanism and the loading and unloading mechanism are alternately carried out during loading in the unloading working process, when the unloading picking arm rotates to be aligned with a punch workbench, the second bulge overcomes the elastic force of the tight spring to enable the second ejector rod to be far away from the installation cylinder to slide, the storage cylinder on the unloading picking arm enables the second ejector rod to stretch out downwards from the opening and a magnet inside the storage cylinder to attract and pick up the finished silicon steel sheet cut on the punch workbench, then when the unloading picking arm rotates to be aligned with the receiving mechanism, the elastic force of the compression spring pushes the second roller to be trapped in the second notch and enables the second ejector rod to be close to the installation cylinder to slide, the storage cylinder on the unloading picking arm enables the finished silicon steel sheet to be released and placed on the receiving mechanism through the opening to retract upwards and the magnet inside the storage cylinder to release and place the picked finished silicon steel sheet on the receiving mechanism, and.
As a further optimization or improvement of the present solution.
The loading and unloading mechanism further comprises a rotary driving component for driving the rotary driving component to rotate step by step, the rotary driving component comprises a first casing fixedly arranged in the supporting frame and a first rotary motor fixedly connected with the supporting frame, the first rotary motor is a stepping motor, the first rotary motor and the first rotary motor movably penetrate through the first casing, a first worm is coaxially and fixedly sleeved at the end of the first rotary motor, the lower end of the rotary drum movably penetrates through the first casing, a first turbine is coaxially and fixedly sleeved on the outer circular surface of the end of the first rotary motor, and the first worm is meshed with the first turbine.
As a further optimization or improvement of the present solution.
The feeding mechanism comprises a first rotating shaft which is rotatably arranged on the base and is axially and vertically arranged, the top end of the first rotating shaft extends to the upper end face of the base, an oval supporting plate I is fixedly arranged at the top end, the plane of the first supporting plate is parallel to the upper end face of the base, a circular feeding cylinder which is axially vertical and is provided with openings at the upper end and the lower end is fixedly arranged on the upper end face of the first supporting plate, two feeding cylinders are symmetrically arranged along the axial direction of the first rotating shaft, the diameter of each feeding cylinder is matched with a semi-finished silicon steel sheet product, a circular floating plate capable of sliding up and down is arranged in each feeding cylinder, the floating plate is used for lifting the semi-finished silicon steel sheet product in each feeding cylinder to the opening at the upper end of each feeding cylinder for attracting and picking up magnets on a feeding pick-up arm, the floating plate is located at the opening at the lower end of each feeding cylinder in an initial, the chute is provided with two and along the axial symmetric arrangement of feed cylinder, be provided with fixedly on the outer disc of kickboard with chute matched with slider, slider and the vertical direction of chute constitute the slip guide cooperation, the fixed movable shelf and the slider fixed connection of having cup jointed in the outside of feed cylinder, when the pick arm that charges rotate to when just being right-hand with the feed cylinder, the magnet on the pick arm that should charge will be located feed cylinder opening part silicon steel sheet semi-manufactured goods directly over the axial lead.
As a further optimization or improvement of the present solution.
The upper end surface of the first supporting plate is also provided with a fixing frame, the height of the fixing frame is greater than that of the feeding cylinder, the fixing frame is provided with two lifting guide rods which are axially and vertically arranged and are arranged symmetrically along the axial direction of the first rotating shaft, two lifting guide rods are arranged in parallel, a lifting screw rod which is parallel to the axial direction of the lifting guide rods is arranged between the two lifting guide rods, and the upper end and the lower end of the lifting screw rod are in rotating connection and matching with the fixing frame, the movable frame is sleeved on the lifting guide rod and forms sliding guide fit along the vertical direction, the movable frame is sleeved on the outer part of the lifting screw rod and forms threaded connection fit with the lifting screw rod, the top of mount is fixed and is provided with elevator motor and elevator motor's output shaft and the coaxial fixed connection of lift lead screw, and elevator motor is step motor and two elevator motor are independent control.
As a further optimization or improvement of the present solution.
The receiving mechanism comprises a second rotating shaft which is arranged at the upper end of the base in a rotating mode and is vertically arranged in the axial direction, the top end of the second rotating shaft extends to the upper end face of the base, an oval supporting plate II is fixedly arranged at the upper end of the base, the second supporting plate is parallel to the upper end face of the base, the diameter of a receiving rod and a receiving rod which are vertically arranged in the axial direction are arranged on the second supporting plate and is smaller than a finished silicon steel sheet center hole, the receiving rods are symmetrically arranged in the axial direction along the second rotating shaft, the distance between the two receiving rods is larger than the finished silicon steel sheet diameter, when the discharging picking arm attracts the picked finished silicon steel sheet to rotate to be opposite to the receiving rod, the finished silicon steel sheet center hole is.
As a further optimization or improvement of the present solution.
Base cavity arrange and its inside conversion actuating mechanism that is provided with, conversion actuating mechanism including rotate be provided with in the base and the axial direction be on a parallel with its width direction's main shaft, coaxial fixed cover is equipped with worm two on the main shaft, coaxial fixed cover is equipped with turbine two on the drive end of main shaft one, worm two meshes with turbine two, conversion actuating mechanism still includes fixed mounting in the rotating electrical machines two of base, rotating electrical machines two is connected the transmission by the belt drive with the drive end of main shaft, the transmission is connected by synchronous belt drive between pivot one and the pivot two, rotating electrical machines two be step motor.
Compared with the prior art, the automatic feeding and discharging device has the advantages that the structure is ingenious, the principle is simple, the punching machine is assisted to automatically feed and discharge motor silicon steel sheets, semi-finished silicon steel sheets in the feeding area are automatically picked up and placed on the lower die of the punching machine through the magnetic force of the magnet, the finished silicon steel sheets cut on the lower die are automatically picked up and placed in the stacking area through the magnetic force of the magnet, the punching efficiency of the punching machine on the silicon steel sheets is greatly improved, manual loading and discharging are replaced by automatic feeding and discharging, and the safety performance is improved.
Drawings
FIG. 1 is a drawing showing the combination of the present invention and a punch press.
FIG. 2 is a drawing showing the present invention in conjunction with a punching machine.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a schematic view of the overall structure of the present invention.
Fig. 5 is a schematic structural view of the punch press.
FIG. 6 is a view showing the base and the circulating attachment/detachment mechanism.
Fig. 7 is a schematic structural view of the attachment/detachment mechanism.
Fig. 8 is a partial assembly view of the attachment/detachment mechanism.
FIG. 9 is an exploded view of the loading and unloading mechanism
Fig. 10 is a partially exploded view of the attachment/detachment mechanism.
Fig. 11 is a partial assembly view of the attachment/detachment mechanism.
Fig. 12 is a partial schematic structural view of the attachment/detachment mechanism.
Fig. 13 is a partial schematic structural view of the attachment/detachment mechanism.
Fig. 14 is a partial schematic structural view of the attachment/detachment mechanism.
Fig. 15 is a partial schematic structural view of the attachment/detachment mechanism.
Fig. 16 is a schematic structural view of a connecting block.
Fig. 17 is a partial schematic structural view of the attachment/detachment mechanism.
Fig. 18 is a schematic structural view of the telescopic trigger member.
Fig. 19 is a schematic structural view of the telescopic trigger member.
Fig. 20 is a partial structural view of the telescoping trigger member.
Fig. 21 is a partial structural view of the telescopic trigger member.
Fig. 22 is a schematic structural view of the rotation driving member.
Fig. 23 is a partial structural view of the rotation driving member.
FIG. 24 is a view showing the attachment/detachment mechanism, the feeding mechanism, and the receiving mechanism.
FIG. 25 is a view showing the feeding mechanism and the base.
Fig. 26 is a schematic structural view of the feeding mechanism.
Fig. 27 is a partial structural view of the feeding mechanism.
Fig. 28 is a partial structural view of the feeding mechanism.
Fig. 29 is a partial structural view of the feeding mechanism.
Fig. 30 is a matching view of the receiving mechanism and the base.
Fig. 31 is a schematic structural view of the receiving mechanism.
Fig. 32 is a matching view of the switching drive mechanism, the feeding mechanism and the receiving mechanism.
Fig. 33 is a matching view of the switching drive mechanism, the feeding mechanism and the receiving mechanism.
Detailed Description
The punch forming process of the motor silicon steel sheet comprises the following steps:
a charging stage;
s1: when the loading pick-up arm in the loading and unloading mechanism 200 rotates to be matched with the feeding mechanism 300, the magnet 208 on the loading pick-up arm attracts and picks up the silicon steel sheet semi-finished products supplied by the feeding mechanism 300, and then when the loading pick-up arm continues to rotate to be matched with the punch workbench, the magnet 208 on the loading pick-up arm releases the silicon steel sheet semi-finished products attracted and picked up to be placed on the punch workbench;
the assembling and disassembling mechanism 200 comprises a supporting frame 201 fixedly installed on the middle position of the upper end surface of the base 100 along the length direction, a shaft sleeve 202 vertically arranged in the axial direction is arranged on the supporting frame 201, a hollow rotary drum 203 is rotationally arranged in the shaft sleeve 202, an installation cylinder 204 with an upward opening is coaxially and fixedly arranged on the top of the rotary drum 203, the installation cylinder 204 is positioned right above the middle position of the upper end surface of the base 100 and can rotate gradually by ninety degrees around the axis of the installation cylinder, an end cover 205 matched with the installation cylinder is detachably arranged at the opening of the installation cylinder 204, a picking arm 206 extending and arranged along the radial direction of the installation cylinder is fixedly arranged on the outer circular surface of the installation cylinder 204, the picking arm 206 is provided with four suckers 207 which are axially parallel to the axial direction of the installation cylinder 204 and have upward openings, a fixing plate 207b is arranged on the outer circular surface of the sucker 207, and the fixing plate 207b is fixedly connected with the picking arm 206, an opening 207a which penetrates through the suction cup 207 from top to bottom is coaxially formed in the middle of the suction cup 207, a storage cylinder 208a is movably arranged in the opening 207a, the storage cylinder 208a and the opening 207a form sliding guiding fit along the vertical direction, a sealing cover 208b which is in threaded connection and fit with the opening is arranged at the upper end opening of the storage cylinder 208a, a magnet 208 is movably arranged in the storage cylinder 208a, the storage cylinder 208a is flush with the lower end face of the suction cup 207 in an initial state, the storage cylinder 208a extends downwards along the opening 207a to enable the magnet 208 to attract and pick up silicon steel sheets, the storage cylinder 208a retracts upwards along the opening 207a to enable the magnet 208 to release and place the silicon steel sheets, a pick-up arm 206 is arranged in parallel to the length direction/width direction of the base 100 in the initial state, and the pick-up arm 206 can drive the suction cup 207 to circularly operate among the, the two picking arms are loading picking arms, the other two picking arms are unloading picking arms, and the loading picking arms and the unloading picking arms are alternately arranged;
the upper end surface of the picking arm 206 is sequentially provided with a first mounting plate 206a, a second mounting plate 206b and a third mounting plate 206c from the sucker 207 to the mounting cylinder 204, a push rod 209 arranged along the radial direction of the mounting cylinder 204 is movably arranged on the first mounting plate 206a, the second mounting plate 206b and the third mounting plate 206c in a penetrating way, the push rod 209 can perform telescopic sliding along the mounting cylinder 204, one end of the push rod 209, which deviates from the mounting cylinder 204, extends to the upper part of the opening of the sucker 207, and is fixedly provided with a first fixing shaft 209a vertical to the axial direction of the push rod 209, one end surface of the fixing plate 207b, which faces the opening of the sucker 207, is fixedly provided with a first convex plate 207c, the first convex plate 207c is positioned between the sucker 207 and the first fixing shaft 209a, the upper end surface of the sealing cover 208b is fixedly provided with a second convex plate 208c arranged upwards, the second, the second fixed shaft 208d is fixed on the second fixed shaft, an L-shaped connecting block 210 for connecting the first fixing shaft 209a and the first convex plate 207c is arranged between the first fixing shaft 209a and the first convex plate 207c, the connecting block 210 comprises a horizontal section and a vertical section, a first flat groove 210a penetrating along the thickness direction of the connecting block 210 is formed in the end part of the vertical section, the first flat groove 210a is arranged in parallel with the vertical section, the first flat groove 210a is sleeved at the end part of the first fixing shaft 209a, the first fixing shaft 209a can move along the arrangement direction of the first flat groove 210a, a second flat groove 210b penetrating along the thickness direction of the connecting block 210 is formed in the end part of the horizontal section of the connecting block 210, the second flat groove 210b is arranged in parallel with the horizontal section, the second flat groove 210b is sleeved at the end part of the second fixing shaft 208d, the second fixing shaft 208d can move along the arrangement direction of the second flat groove 210b, the joint of the horizontal section and the vertical section of the connecting block 210 is hinged with the first convex plate 207c, and the;
the loading and unloading mechanism 200 comprises a telescopic trigger member 220 for driving a push rod 209 to do telescopic motion, the push rod 209 corresponding to a loading pick-up arm is a first push rod, the push rod 209 corresponding to an unloading pick-up arm is a second push rod, the first push rod and the second push rod both movably penetrate through an end cover 205 and extend into the installation barrel 204, a first linkage block 225 positioned in the installation barrel 204 is fixedly sleeved at one end of the first two push rods close to each other, a first roller 226 axially and vertically arranged is rotatably arranged on the lower end face of the first linkage block 225, a second linkage block 227 positioned in the installation barrel 204 is fixedly sleeved at one end of the second two push rods close to each other, a second roller 228 axially and vertically arranged is rotatably arranged on the lower end face of the second linkage block 227, the telescopic trigger member 220 further comprises a fixing rod 221 fixedly connected with the upper end face of the base 100, the fixing rod 221 is coaxially arranged with the installation barrel 204, and, The mounting cylinder 204 extends into the mounting cylinder 204, the top end of the fixing rod 221 is coaxially and fixedly provided with a fixing disc 222, a first round platform 223 and a second round platform 224 which are circular step-shaped are coaxially and fixedly arranged on the upper end face of the fixing disc 222, the second round platform 224 is positioned above the first round platform 223, the diameter of the second round platform 224 is smaller than that of the first round platform 223, a first roller 226 is attached to the outer circular face of the first round platform 223, a second roller 228 is attached to the outer circular face of the second round platform 224, a clamping ring 211a is coaxially and fixedly sleeved on the ejector rod 209, the clamping ring 211a is positioned between the first mounting plate 206a and the second mounting plate 206b, a compression spring 211b is movably sleeved outside the ejector rod 209, one end of the compression spring 211b is abutted to the first mounting plate 206a, the other end of the compression spring is abutted to the clamping ring 211a, the elastic force of the compression spring 211b is always directed to the clamping, The outer circular surface of the first round platform 223 is also provided with a first arc-shaped notch 223b which is arranged right opposite to the punch press workbench, the outer circular surface of the second round platform 224 is provided with a second arc-shaped protrusion 224a which is arranged right opposite to the punch press workbench, and the outer circular surface of the second round platform 224 is also provided with a second arc-shaped notch 224b which is arranged right opposite to the material receiving mechanism 400;
the assembling and disassembling mechanism 200 further comprises a rotary driving member 230 for driving the rotary part 203 to rotate step by step, the rotary driving member 230 comprises a first casing 231 fixedly installed in the supporting frame 201, and a first rotary motor 232 fixedly connected with the supporting frame 210, the first rotary motor 232 is a stepping motor, the first rotary motor and the first rotary motor 232 movably penetrate through the first casing 231, a first worm 233 is coaxially and fixedly sleeved at the end of the first casing 231, the lower end of the rotary drum 203 movably penetrates through the first casing 231, a first worm wheel 234 is coaxially and fixedly sleeved on the outer circular surface of the end of the rotary drum, and the first worm 233 is meshed with the first worm wheel 234;
during the loading operation of the loading and unloading mechanism 200, the first rotating motor 232 is started to make step-by-step rotating motion, the first worm 233 and the first worm wheel 234 cooperate to transmit power to the rotating drum 203 and drive the rotating drum 203 to make ninety-degree intermittent rotating motion around the axial direction thereof, the pick-up arm 206 makes ninety-degree intermittent rotating motion around the axial direction of the mounting cylinder 204, during the process, when the loading pick-up arm rotates to be aligned with the feeding mechanism 300, the first projection 233a overcomes the elastic force of the compression spring 211b to drive the first ejector rod to slide away from the mounting cylinder 204, the storage cylinder 208a on the loading pick-up arm extends downwards from the opening 207a and the magnet 208 in the storage cylinder to attract and pick up the silicon steel sheet semi-finished products stacked on the feeding mechanism 300, and then, when the loading pick-up arm rotates to be aligned with the punch table, the elastic force of the compression spring 211b pushes the first ejector rod 226 to be in the first recess 233b and drive the first ejector rod to slide close to the mounting cylinder 204, the storage cylinder 208a on the charging pick-up arm retracts upwards from the opening 207a and the magnet 208 in the storage cylinder releases and places the picked silicon steel sheet semi-finished products on the workbench of the punch press, so that the automatic charging of the silicon steel sheet semi-finished products is completed;
s2: after the loading pick-up arm is rotated away from the punch workbench and before the unloading pick-up arm rotates to the punch workbench, an upper die and a lower die of the punch are matched with each other to complete the blanking of the semi-finished silicon steel sheet, and the semi-finished silicon steel sheet is processed into a finished silicon steel sheet;
(II) unloading stage:
s3: when the unloading picking arm in the loading and unloading mechanism 200 rotates to be matched with the punch workbench, the magnet 208 on the unloading picking arm attracts and picks up the silicon steel sheet finished product cut on the punch workbench, and then when the unloading picking arm continuously rotates to be matched with the material receiving mechanism 400, the magnet 208 on the unloading picking arm processes and attracts and picks up the silicon steel sheet finished product and releases the silicon steel sheet finished product to be placed on the material receiving mechanism 400;
during the unloading operation of the loading and unloading mechanism 200, the loading and unloading mechanism 200 and the loading and unloading mechanism 200 are alternately carried out, when the unloading pick-up arm rotates to be aligned with the workbench of the punch press, the second protrusion 234a overcomes the elastic force of the tightening spring 211b to drive the second ejector rod to slide away from the mounting barrel 204, the storage barrel 208a on the unloading pick-up arm extends downwards from the opening 207a and the magnet 208 in the second protrusion attracts and picks up the finished silicon steel sheet cut on the workbench of the punch press, then, when the unloading pick-up arm rotates to be aligned with the receiving mechanism 400, the elastic force of the tightening spring 211b drives the second pushing roller 228 to be trapped in the second recess 234b and drive the second ejector rod to slide close to the mounting barrel 204, the storage barrel 208a on the unloading pick-up arm retracts upwards from the opening 207a and the magnet 208 in the second protrusion releases and places the picked finished silicon steel sheet on the receiving mechanism 400, and finishing the automatic discharging of the finished silicon steel sheet.
Referring to fig. 1-33, an automatic handling system for punching and cutting a motor silicon steel sheet punch comprises a rectangular base 100 disposed in front of the punch and arranged on the ground, a loading and unloading mechanism 200 disposed at a middle position of an upper end surface of the base 100 along a length direction thereof, a feeding mechanism 300 disposed at a left side of the upper end surface of the base 100 along the length direction thereof, and a receiving mechanism 400 disposed at a right side of the upper end surface of the base 100 along the length direction thereof, wherein the feeding mechanism 300 is used for storing a silicon steel sheet semi-finished product and the silicon steel sheet semi-finished product is thin-walled disc-shaped, the receiving mechanism 400 is used for storing the silicon steel sheet finished product and the silicon steel sheet finished product is thin-walled circular ring-shaped after punching and the loading and unloading mechanism 200 is disposed opposite to a punch worktable, the loading and unloading mechanism 200 can pick up the silicon steel sheet semi-finished product on the feeding, the assembly and disassembly mechanism 200 alternately picks up and places the semi-finished silicon steel sheet on the workbench of the punch press and the assembly and disassembly mechanism 200 picks up and places the finished silicon steel sheet on the receiving mechanism 300.
The assembling and disassembling mechanism 200 comprises a supporting frame 201 fixedly installed on the middle position of the upper end surface of the base 100 along the length direction, a shaft sleeve 202 vertically arranged in the axial direction is arranged on the supporting frame 201, a hollow rotary drum 203 is rotationally arranged in the shaft sleeve 202, an installation cylinder 204 with an upward opening is coaxially and fixedly arranged on the top of the rotary drum 203, the installation cylinder 204 is positioned right above the middle position of the upper end surface of the base 100 and can rotate gradually by ninety degrees around the axis of the installation cylinder, an end cover 205 matched with the installation cylinder is detachably arranged at the opening of the installation cylinder 204, a picking arm 206 extending and arranged along the radial direction of the installation cylinder is fixedly arranged on the outer circular surface of the installation cylinder 204, the picking arm 206 is provided with four suckers 207 which are axially parallel to the axial direction of the installation cylinder 204 and have upward openings, a fixing plate 207b is arranged on the outer circular surface of the sucker 207, and the fixing plate 207b is fixedly connected with the picking arm 206, an opening 207a which penetrates through the suction cup 207 from top to bottom is coaxially formed in the middle of the suction cup 207, a storage cylinder 208a is movably arranged in the opening 207a, the storage cylinder 208a and the opening 207a form sliding guiding fit along the vertical direction, a sealing cover 208b which is in threaded connection and fit with the opening is arranged at the upper end opening of the storage cylinder 208a, a magnet 208 is movably arranged in the storage cylinder 208a, the storage cylinder 208a is flush with the lower end face of the suction cup 207 in an initial state, the storage cylinder 208a extends downwards along the opening 207a to enable the magnet 208 to attract and pick up silicon steel sheets, the storage cylinder 208a retracts upwards along the opening 207a to enable the magnet 208 to release and place the silicon steel sheets, a pick-up arm 206 is arranged in parallel to the length direction/width direction of the base 100 in the initial state, and the pick-up arm 206 can drive the suction cup 207 to circularly operate among the, the two picking arms are loading picking arms, the other two picking arms are unloading picking arms, the loading and unloading picking arms and the unloading picking arms are alternately arranged, when the suction cup 207 on the loading picking arm rotates to be matched with the feeding mechanism 300, the semi-finished silicon steel sheet is attracted and picked, when the suction cup 207 on the loading picking arm rotates to be matched with the punch workbench, the semi-finished silicon steel sheet is released and placed, meanwhile, when the suction cup 207 on the unloading picking arm rotates to be matched with the punch workbench, the finished silicon steel sheet is attracted and picked, and when the suction cup 207 on the unloading picking arm rotates to be matched with the receiving mechanism 400, the finished silicon steel sheet is released and placed.
Specifically, in order to enable the storage cylinder 208a to extend downwards or retract upwards along the opening 207a, so as to control the magnet 208 to attract, pick up and release the silicon steel sheet, a first mounting plate 206a, a second mounting plate 206b and a third mounting plate 206c are sequentially arranged on the upper end surface of the pick-up arm 206 from the suction cup 207 to the mounting cylinder 204, a push rod 209 arranged along the radial direction of the mounting cylinder 204 is movably arranged on the first mounting plate 206a, the second mounting plate 206b and the third mounting plate 206c in a penetrating manner, the push rod 209 can perform telescopic sliding along the mounting cylinder 204, one end of the push rod 209 departing from the mounting cylinder 204 extends to the upper part of the opening of the suction cup 207, the other end of the push rod 209 is fixedly provided with a first convex plate 207c, the first convex plate 207c is positioned between the suction cup 207 and the first fixed shaft 209a, the upper end face of the sealing cover 208b is fixedly provided with a second convex plate 208c which is arranged upwards, a second fixing shaft 208d which is axially parallel to the first fixing shaft 209a is fixedly arranged on the second convex plate 208c in a penetrating mode, an L-shaped connecting block 210 for connecting the second convex plate 208d, the first fixing shaft 209a and the first convex plate 207c is arranged among the second convex plate 208c in a penetrating mode, the connecting block 210 comprises a horizontal section and a vertical section, a first flat groove 210a which penetrates through the vertical section along the thickness direction of the connecting block 210 is formed in the end portion of the vertical section of the connecting block 210, the first flat groove 210a is sleeved on the end portion of the first fixing shaft 209a, the first fixing shaft 209a can move along the arrangement direction of the first flat groove 210a, a second flat groove 210b which penetrates through the horizontal section of the connecting block 210 along the thickness direction is formed in the end portion of the horizontal section of the connecting block 210, the second flat groove 210b is arranged along the horizontal section in a parallel to the flat groove, the end portion of the second fixing shaft 208d The arrangement direction is movable, the joint of the horizontal section and the vertical section of the connecting block 210 is hinged to the first convex plate 207c, the axial direction of the hinged shaft is parallel to the axial direction of the first fixed shaft 209a, the push rod 209 slides away from the mounting cylinder 204 to drive the storage cylinder 208a to extend downwards and enable the magnet 208 to attract and pick up the silicon steel sheet, the push rod 209 slides close to the mounting cylinder 204 to drive the storage cylinder 208a to retract upwards and enable the magnet 208 to release and place the silicon steel sheet.
More specifically, in order to enable the top bar 209 to slide close to the mounting cylinder 204/slide away from the mounting cylinder 204, the loading and unloading mechanism 200 includes a telescopic trigger member 220 for driving the top bar 209 to perform telescopic movement, for convenience of description, the top bar 209 corresponding to the loading and picking arm is a first top bar, the top bar 209 corresponding to the unloading and picking arm is a second top bar, the first top bar and the second top bar both movably penetrate through the end cover 205 and extend into the mounting cylinder 204, a first linking block 225 located inside the mounting cylinder 204 is fixedly sleeved on one end of the first top bars close to each other, a first roller 226 vertically arranged in the axial direction is rotatably arranged on the lower end face of the first linking block 225, a second linking block 227 located inside the mounting cylinder 204 is fixedly sleeved on one end of the second top bars close to each other, a second roller 228 vertically arranged in the axial direction is rotatably arranged on the lower end face of the second linking block 227, the telescopic trigger member 220 further includes a fixing rod 221 fixedly connected with the upper end face, the fixed rod 221 sequentially and movably penetrates through the hollow rotary drum 203 and the mounting cylinder 204 to extend into the mounting cylinder 204, the top end of the fixed rod 221 is coaxially and fixedly provided with a fixed disc 222, the upper end face of the fixed disc 222 is coaxially and fixedly provided with a round step-shaped first round platform 223 and a round platform second 224, the round platform second 224 is positioned above the round platform first 223, the diameter of the round platform second 224 is smaller than that of the round platform first 223, a roller first 226 is attached to the outer circular surface of the round platform first 223, a roller second 228 is attached to the outer circular surface of the round platform second 224, in order to ensure that the roller first 226 is attached to the round platform first 223 and the roller second 228 is attached to the round platform 224 all the time, the ejector rod 209 is coaxially and fixedly sleeved with a clamping ring 211a, the clamping ring 211a is positioned between the mounting plate first 206a and the mounting plate second 206b, the outer part of the ejector rod 209 is movably sleeved with a compression spring 211b, one end of the compression spring, in order to promote the telescopic sliding of the ejector rod 209, an arc-shaped bulge 223a which is arranged right opposite to the feeding mechanism 300 is arranged on the outer circular surface of the first round platform 223, an arc-shaped notch 223b which is arranged right opposite to the punch press workbench is further arranged on the outer circular surface of the first round platform 223, an arc-shaped bulge 224a which is arranged right opposite to the punch press workbench is arranged on the outer circular surface of the second round platform 224, and an arc-shaped notch 224b which is arranged right opposite to the material receiving mechanism 400 is further arranged on the outer circular surface of the second round platform 224.
More specifically, in order to drive the mounting cylinder 204 to rotate around its own axis, and drive the loading and picking arm to automatically load the semi-finished silicon steel sheet and drive the unloading and picking arm to automatically unload the finished silicon steel sheet, the loading and unloading mechanism 200 further includes a rotary driving member 230 for driving the rotation 203 to gradually rotate, the rotary driving member 230 includes a first case 231 fixedly mounted in the supporting frame 201, and a first rotary motor 232 fixedly connected with the supporting frame 210, the first rotary motor 232 is a step motor, the first rotary motor and the first rotary motor 232 movably penetrate through the first case 231, a first worm 233 is coaxially fixedly sleeved at the end, the lower end of the rotary drum 203 movably penetrates through the first case 231, a first turbine 234 is coaxially fixedly sleeved at the outer circumferential surface of the end, the first worm 233 is engaged with the first turbine 234, and the rotary drum 203 is driven to gradually rotate by the step start of the first rotary motor 232, thereby bringing the mounting cylinder 204 to rotate ninety degrees intermittently about its own axis.
During the loading operation of the loading and unloading mechanism 200, the first rotating motor 232 is started to make step-by-step rotating motion, the first worm 233 and the first worm wheel 234 cooperate to transmit power to the rotating drum 203 and drive the rotating drum 203 to make ninety-degree intermittent rotating motion around the axial direction thereof, the pick-up arm 206 makes ninety-degree intermittent rotating motion around the axial direction of the mounting cylinder 204, during the process, when the loading pick-up arm rotates to be aligned with the feeding mechanism 300, the first projection 233a overcomes the elastic force of the compression spring 211b to drive the first ejector rod to slide away from the mounting cylinder 204, the storage cylinder 208a on the loading pick-up arm extends downwards from the opening 207a and the magnet 208 in the storage cylinder to attract and pick up the silicon steel sheet semi-finished products stacked on the feeding mechanism 300, and then, when the loading pick-up arm rotates to be aligned with the punch table, the elastic force of the compression spring 211b pushes the first ejector rod 226 to be in the first recess 233b and drive the first ejector rod to slide close to the mounting cylinder 204, the storage cylinder 208a on the loading pick-up arm retracts upwards from the opening 207a and the magnet 208 in the loading pick-up arm releases and places the picked silicon steel sheet semi-finished product on the workbench of the punch press to finish the automatic loading of the silicon steel sheet semi-finished product.
During the unloading operation of the loading and unloading mechanism 200, the loading and unloading mechanism 200 and the loading and unloading mechanism 200 are alternately carried out, when the unloading pick-up arm rotates to be aligned with the workbench of the punch press, the second protrusion 234a overcomes the elastic force of the tightening spring 211b to drive the second ejector rod to slide away from the mounting barrel 204, the storage barrel 208a on the unloading pick-up arm extends downwards from the opening 207a and the magnet 208 in the second protrusion attracts and picks up the finished silicon steel sheet cut on the workbench of the punch press, then, when the unloading pick-up arm rotates to be aligned with the receiving mechanism 400, the elastic force of the tightening spring 211b drives the second pushing roller 228 to be trapped in the second recess 234b and drive the second ejector rod to slide close to the mounting barrel 204, the storage barrel 208a on the unloading pick-up arm retracts upwards from the opening 207a and the magnet 208 in the second protrusion releases and places the picked finished silicon steel sheet on the receiving mechanism 400, and finishing the automatic discharging of the finished silicon steel sheet.
In order to continuously supply silicon steel sheet semi-finished products to the charging and picking arm, the feeding mechanism 300 comprises a first rotating shaft 301 which is rotatably arranged on the base 100 and is axially and vertically arranged, the top end of the first rotating shaft 301 extends to the upper end face of the base 100, an oval supporting plate 302 is fixedly arranged at the top end, the plane of the supporting plate 302 is parallel to the upper end face of the base 100, a circular feeding cylinder 303 which is axially and vertically arranged and is provided with openings at the upper end and the lower end is fixedly arranged on the upper end face of the first supporting plate 302, the feeding cylinder 303 is provided with two circular floating plates 305 which are symmetrically arranged along the axial direction of the first rotating shaft 301, the diameter of the feeding cylinder 303 is matched with the silicon steel sheet semi-finished products, a circular floating plate 305 which can slide up and down is arranged in the feeding cylinder 303, the floating plate 305 is used for lifting the silicon steel sheet semi-finished products in the feeding cylinder 303 to the upper end opening of the, in order to guide the floating plate 305 to slide up and down, the feeding cylinder 303 is provided with two sliding chutes 304 which are communicated with each other from inside to outside, the sliding chutes 304 are vertically arranged and extend from the top to the bottom of the feeding cylinder 303, the two sliding chutes 304 are symmetrically arranged along the axial direction of the feeding cylinder 303, the outer circumferential surface of the floating plate 305 is fixedly provided with a sliding block 306 which is matched with the sliding chute 304, the sliding block 306 and the sliding chute 304 form sliding guiding matching in the vertical direction, the outside of the feeding cylinder 303 is fixedly sleeved with a movable frame 307, the movable frame 307 is fixedly connected with the sliding block 306, when the charging pick-up arm rotates to be opposite to the feeding cylinder 303, the magnet 208 on the charging pick-up arm is positioned right above the axial lead of the silicon steel sheet semi-finished product at the opening of the feeding cylinder 303, the movable frame 307 is driven to move upwards, so that the floating plate 305 moves upwards, and the silicon steel sheet semi-finished product in the feeding cylinder 303, the purpose of the two feeding cylinders 303 is to ensure that when the silicon steel sheet semi-finished product in one of the feeding cylinders 303 is used up, the other feeding cylinder 303 rotates one hundred eighty degrees around the first rotating shaft 301 to continue supplying, so that the loading and unloading mechanism 200 can continuously work.
Specifically, in order to drive the movable frame 307 to move upwards step by step and the distance of each movement is equal to the thickness of the semi-finished silicon steel sheet, the upper end surface of the first supporting plate 302 is further provided with two lifting guide rods 308a which are axially and vertically arranged between the top end and the bottom end of the fixed frame 308, the height of the fixed frame 308 is greater than that of the feeding cylinder 303, the fixed frame 308 is provided with two lifting guide rods 308b which are parallel to the axial direction of the fixed frame 308, the upper end and the lower end of each lifting guide rod 308b are rotatably connected and matched with the fixed frame 308, the movable frame 307 is sleeved on the lifting guide rods 308a and forms sliding guide fit along the vertical direction, the movable frame 307 is sleeved outside the lifting guide rods 308b and forms threaded connection and fit with the lifting guide rods 308b, in order to drive the lifting screw rod 308b to rotate, the top of the fixed frame 308 is fixedly provided with a lifting motor 309, an output shaft of the lifting motor 309 is coaxially and fixedly connected with the lifting screw rod 308b, the lifting motor 309 is a stepping motor and the two lifting motors 309 are independently controlled, the lifting screw rod 308b is driven to rotate by the lifting motor 309, so that the movable frame 307 can move up and down, and further the silicon steel sheet semi-finished product stacked on the floating plate 305 and the uppermost silicon steel sheet semi-finished product is always kept flush with the upper end opening of the feeding cylinder 303.
In the working process of the feeding mechanism 300, a user stacks silicon steel sheet semi-finished products in the feeding cylinder 303 and supports the silicon steel sheet semi-finished products by the floating plate 305, the lifting motor 309 is started to rotate in the forward direction, the lifting motor 309 drives the lifting screw rod 308b to rotate synchronously and enables the movable frame 307 to slide vertically upwards along the lifting guide rod 308a, the movable frame 307 drives the floating plate 305 to move upwards synchronously until the silicon steel sheet semi-finished products are lifted to the opening of the feeding cylinder 303, the magnets 208 on the feeding pick-up arm attract and pick up the silicon steel sheet semi-finished products at the opening of the feeding cylinder 303 one by one, each time of picking up, the lifting motor 309 is started step by step and drives the floating plate 305 to float upwards once, the floating distance is equal to the thickness of the silicon steel sheet semi-finished products, when the silicon steel sheet semi-finished products in the feeding cylinder 303 are picked up, the first rotating shaft 301 is driven to rotate by the conversion driving mechanism 500, and the feeding cylinder, so that the other feed drum 303 continues to supply the loading pick arm with semi-finished silicon steel sheets while the empty feed drum 303 can be refilled with semi-finished silicon steel sheets.
In order to receive the finished silicon steel sheet attracted and picked by the unloading picking arm on the workbench, the receiving mechanism 400 comprises a second rotating shaft 401 which is rotatably arranged at the upper end of the base 100 and is axially and vertically arranged, the top end of the second rotating shaft 401 extends to the upper end face of the base 100, an oval second supporting plate 402 is fixedly arranged at the top end, the second supporting plate 402 is parallel to the upper end face of the base 100, a second receiving rod 403 which is axially and vertically arranged is arranged on the second supporting plate 402, the diameter of the second receiving rod 403 is smaller than that of a central hole of the finished silicon steel sheet, the two receiving rods 403 are symmetrically arranged along the axial direction of the second rotating shaft 401, the distance between the two receiving rods 403 is larger than that of the finished silicon steel sheet, when the finished silicon steel sheet attracted and picked by the unloading picking arm rotates to be aligned with the receiving rods, the central hole of the finished silicon steel sheet 403 is positioned right above one of the receiving rods 403, at the moment, the magnet, the silicon steel sheet finished products automatically fall down and are sleeved on the material receiving rods 403, and the purpose of arranging the two material receiving rods 403 is that when one material receiving rod 403 is full, the conversion driving mechanism 500 drives the second rotating shaft 401 to rotate around the axis of the second rotating shaft 401, and the material receiving rods 403 rotate around the axis of the second rotating shaft 401 by one hundred eighty degrees for exchange, so that the other material receiving rod 403 continues to receive the unloaded silicon steel sheet finished products, and meanwhile, the silicon steel sheet finished products on the full-load material receiving rods 403 can be manually taken down.
In order to facilitate driving of the first rotating shaft 301 and the second rotating shaft 401, the base 100 is arranged in a hollow manner and is internally provided with a conversion driving mechanism 500, the conversion driving mechanism 500 comprises a main shaft 501 which is rotatably arranged in the base 100 and is axially parallel to the width direction of the base, a second worm 502 is coaxially and fixedly sleeved on the main shaft 501, a second worm wheel 503 is coaxially and fixedly sleeved on the driving end of the first main shaft 301, the second worm 502 is meshed with the second worm wheel 503, the conversion driving mechanism 500 further comprises a second rotating motor 504 which is fixedly arranged in the base 100, the second rotating motor 504 is connected and driven with the driving end of the main shaft 501 through belt transmission, the first rotating shaft 301 and the second rotating shaft 401 are connected and driven through synchronous belt transmission, the second rotating motor 504 is a stepping motor, the first rotating shaft 301 and the second rotating shaft 401 are driven to rotate through the second rotating motor 504, so that the two feeding barrels 303/two material receiving rods 403, the purpose of synchronously exchanging the two feeding cylinders 303 and the two receiving rods 403 is that a user can operate at one time by filling silicon steel sheet semi-finished products into the turned-open feeding cylinders 303 and taking off the silicon steel sheet finished products on the turned-open receiving rods 403, thereby reducing the labor intensity of operators.

Claims (10)

1. The punch forming process of the motor silicon steel sheet comprises the following steps:
a charging stage;
s1: when a loading pick-up arm in the loading and unloading mechanism rotates to be matched with the feeding mechanism, a magnet on the loading pick-up arm performs attraction pick-up on the silicon steel sheet semi-finished product supplied by the feeding mechanism, and then when the loading pick-up arm continuously rotates to be matched with a punch workbench, the magnet on the loading pick-up arm releases the silicon steel sheet semi-finished product attracted and picked up to be placed on the punch workbench;
the loading and unloading mechanism comprises a support frame fixedly arranged on the upper end surface of a base along the middle position of the length direction of the base, a shaft sleeve which is vertically arranged in the axial direction is arranged on the support frame, a hollow rotary drum is rotationally arranged in the shaft sleeve, an installation cylinder with an upward opening is coaxially and fixedly arranged at the top of the rotary drum, the installation cylinder is positioned right above the middle position of the upper end surface of the base and can gradually rotate by ninety degrees around the axis of the installation cylinder, an end cover matched with the installation cylinder is detachably arranged at the opening of the installation cylinder, pickup arms which extend outwards along the radial direction are fixedly arranged on the outer circular surface of the installation cylinder, the pickup arms are arranged in an array along the circumferential direction of the installation cylinder, one ends of the pickup arms, which are far away from the installation cylinder, are provided with suckers which the axial direction is parallel to the axial direction, the middle position of the sucker is coaxially provided with an opening which penetrates through the sucker from top to bottom, a storage cylinder is movably arranged in the opening, the storage cylinder and the opening form sliding guide fit along the vertical direction, the opening at the upper end of the storage cylinder is arranged, the opening is provided with a sealing cover which is in threaded connection fit with the storage cylinder, a magnet is movably arranged in the storage cylinder, the storage cylinder is flush with the lower end surface of the sucker in an initial state, the storage cylinder extends downwards along the opening to enable the magnet to attract and pick up silicon steel sheets, the storage cylinder retracts upwards along the opening to enable the magnet to release and place the silicon steel sheets, a picking arm is arranged in parallel to the length direction/width direction of the base in the initial state, and the picking arm can drive the sucker to circularly operate, the two picking arms are loading picking arms, the other two picking arms are unloading picking arms, and the loading picking arms and the unloading picking arms are alternately arranged;
the upper end surface of the picking arm is sequentially provided with a first mounting plate, a second mounting plate and a third mounting plate from a sucker to a mounting cylinder, ejector rods which are arranged along the radial direction of the mounting cylinder are movably arranged on the first mounting plate, the second mounting plate and the third mounting plate in a penetrating manner, the ejector rods can slide along the mounting cylinder in a stretching manner, one ends of the ejector rods, which deviate from the mounting cylinder, extend to the upper part of an opening of the sucker, and fixed shafts which are perpendicular to the axial direction of the ejector rods are fixedly arranged on the upper end surfaces of the first mounting plate, a first convex plate is fixedly arranged on the end surface, which faces the opening of the sucker, of the fixed plate, and the first convex plate is positioned between the sucker and the first fixing shaft, an upwardly arranged second convex plate is fixedly arranged on the upper end surface of the sealing cover, a second fixing shaft which is axially parallel to the first fixing shaft, the end part of the vertical section of the connecting block is provided with a first plain end groove penetrating along the thickness direction of the vertical section of the connecting block, the first plain end groove is arranged in a manner of being parallel to the vertical section, the first plain end groove is sleeved at the end part of the first fixing shaft and can move along the arrangement direction of the first plain end groove, the end part of the horizontal section of the connecting block is provided with a second plain end groove penetrating along the thickness direction of the horizontal section of the connecting block, the second plain end groove is arranged in a manner of being parallel to the horizontal section of the connecting block, the second plain end groove is sleeved at the end part of the second fixing shaft and can move along the arrangement direction of the second plain end groove, the joint of the horizontal section of the connecting block and the vertical section of the fixing;
the loading and unloading mechanism comprises a telescopic trigger component for driving ejector rods to do telescopic motion, the ejector rod corresponding to a loading pick-up arm is a first ejector rod, the ejector rod corresponding to an unloading pick-up arm is a second ejector rod, the first ejector rod and the second ejector rod are movably penetrated through an end cover and extend into an installation cylinder, one end of the first ejector rod and the second ejector rod, which are close to each other, is fixedly sleeved with a first linkage block positioned in the installation cylinder, the lower end face of the first linkage block is rotatably provided with a first roller shaft which is vertically arranged in the axial direction, one end of the second ejector rod, which is close to each other, is fixedly sleeved with a second linkage block positioned in the installation cylinder, the lower end face of the second linkage block is rotatably provided with a second roller shaft which is vertically arranged in the axial direction, the telescopic trigger component further comprises a fixed rod which is fixedly connected with the upper end face of a base and is coaxially arranged with, the upper end face of the fixed disc is coaxially and fixedly provided with a first circular truncated cone and a second circular truncated cone which are circular step-shaped, the second circular truncated cone is located above the first circular truncated cone, the diameter of the second circular truncated cone is smaller than that of the first circular truncated cone, the first rolling shaft is attached to the outer circular face of the first circular truncated cone, the second rolling shaft is attached to the outer circular face of the second circular truncated cone, the ejector rod is coaxially and fixedly sleeved with a clamping ring, the clamping ring is located between the first mounting plate and the second mounting plate, a compression spring is movably sleeved on the outer portion of the ejector rod, one end of the compression spring is abutted to the first mounting plate, the other end of the compression spring is abutted to the clamping ring, the elastic force of the compression spring is directed to the clamping ring through the first mounting plate, a first arc-shaped bulge which is arranged right opposite to the feeding mechanism is arranged, An arc-shaped notch II which is arranged right opposite to the material receiving mechanism is further arranged on the outer circular surface of the circular truncated cone II;
during the charging operation of the loading and unloading mechanism, the first rotating motor is started to make the first rotating motor perform stepping rotating motion, the first worm is matched with the first worm wheel to transmit power to the rotating drum and drive the rotating drum to perform ninety-degree intermittent rotating motion around the axial direction of the first worm wheel, the picking arm performs ninety-degree intermittent rotating motion around the axial direction of the mounting cylinder, in the process, when the loading and picking arm rotates to be opposite to the feeding mechanism, the first bulge overcomes the elastic force of the compression spring to enable the first ejector rod to slide away from the mounting cylinder, the storage cylinder on the loading and picking arm extends downwards from the opening and a magnet inside the storage cylinder attracts and picks up semi-finished silicon steel sheets stacked on the feeding mechanism, and then when the loading and picking arm rotates to be opposite to a punch workbench, the elastic force of the compression spring pushes the first rolling shaft to be trapped in the first notch and enables the first ejector rod to slide close to the mounting cylinder, the storage cylinder on the charging pick-up arm retracts upwards from the opening and the magnet inside the storage cylinder releases the picked silicon steel sheet semi-finished product to be placed on a punch workbench to finish automatic charging of the silicon steel sheet semi-finished product;
s2: after the loading pick-up arm is rotated away from the punch workbench and before the unloading pick-up arm rotates to the punch workbench, an upper die and a lower die of the punch are matched with each other to complete the blanking of the semi-finished silicon steel sheet, and the semi-finished silicon steel sheet is processed into a finished silicon steel sheet;
(II) unloading stage:
s3: when an unloading picking arm in the loading and unloading mechanism rotates to be matched with a punch workbench, a magnet on the unloading picking arm performs attraction picking on the silicon steel sheet finished product which is punched and cut on the punch workbench, and then when the unloading picking arm rotates continuously to be matched with the material receiving mechanism, the silicon steel sheet finished product which is processed and attracted and picked by the magnet on the unloading picking arm is released and placed on the material receiving mechanism;
the loading and unloading mechanism and the loading and unloading mechanism are alternately carried out during loading in the unloading working process, when the unloading picking arm rotates to be aligned with a punch workbench, the second bulge overcomes the elastic force of the tight spring to enable the second ejector rod to be far away from the installation cylinder to slide, the storage cylinder on the unloading picking arm enables the second ejector rod to stretch out downwards from the opening and a magnet inside the storage cylinder to attract and pick up the finished silicon steel sheet cut on the punch workbench, then when the unloading picking arm rotates to be aligned with the receiving mechanism, the elastic force of the compression spring pushes the second roller to be trapped in the second notch and enables the second ejector rod to be close to the installation cylinder to slide, the storage cylinder on the unloading picking arm enables the finished silicon steel sheet to be released and placed on the receiving mechanism through the opening to retract upwards and the magnet inside the storage cylinder to release and place the picked finished silicon steel sheet on the receiving mechanism, and.
2. The punch forming process for electrical machine silicon steel sheet as claimed in claim 1, wherein said loading and unloading mechanism further comprises a rotation driving member for driving rotation to gradually rotate, said rotation driving member comprises a first housing fixedly mounted in said supporting frame, and a first rotating motor fixedly connected to said supporting frame, said first rotating motor is a step motor, said first rotating motor and said first rotating motor movably pass through said first housing and said end is coaxially fixed with a first worm gear, said lower end of said rotating drum movably passes through said first housing and said end is coaxially fixed with a first worm gear on its outer circumferential surface, said first worm gear is engaged with said first worm gear.
3. The punch forming process of the motor silicon steel sheet according to claim 1, wherein the feeding mechanism includes a first rotating shaft which is rotatably disposed on the base and is axially and vertically disposed, a first rotating shaft which is rotatably disposed on the base and has a top end extending to an upper end surface of the base and a top end fixedly disposed with an oval first supporting plate and a plane where the first supporting plate is disposed parallel to the upper end surface of the base, a circular feeding cylinder which is axially and vertically disposed and has openings at upper and lower ends is fixedly disposed on the upper end surface of the first rotating shaft, the feeding cylinder is provided with two circular floating plates which are axially and symmetrically disposed along the first rotating shaft, the diameter of the feeding cylinder is adapted to a semi-finished silicon steel sheet, a circular floating plate which can slide up and down is disposed in the feeding cylinder and is used for lifting the semi-finished silicon steel sheet inside the circular feeding cylinder to a magnet on an upper opening of the feeding cylinder for feeding and picking up, the floating plate is located at a lower opening of the feeding cylinder And when the charging pick-up arm rotates to be opposite to the feeding cylinder, the magnet on the charging pick-up arm is positioned right above the axial lead of the silicon steel sheet semi-finished product at the opening of the feeding cylinder.
4. The punch forming process of the motor silicon steel sheet as claimed in claim 3, wherein the upper end surface of the first supporting plate is further provided with two fixing frames, the height of the fixing frames is greater than that of the feeding cylinder, the two fixing frames are axially and symmetrically arranged along the first rotating shaft, two lifting guide rods are vertically arranged in the axial direction between the top end and the bottom end of the fixing frame, the two lifting guide rods are arranged side by side, a lifting screw rod parallel to the axial direction of the two lifting guide rods is arranged between the two lifting guide rods, and the upper end and the lower end of the lifting screw rod are rotatably connected and matched with the fixing.
5. The punch forming process of the motor silicon steel sheet as claimed in claim 4, wherein the movable frame is sleeved on the lifting guide rod and forms a sliding guiding fit along a vertical direction, and the movable frame is sleeved on the outer portion of the lifting screw rod and forms a threaded connection fit.
6. The punch forming process of the motor silicon steel sheet as claimed in claim 5, wherein a lifting motor is fixedly arranged on the top of the fixing frame, an output shaft of the lifting motor is coaxially and fixedly connected with the lifting screw rod, the lifting motor is a stepping motor, and the two lifting motors are independently controlled.
7. The automatic handling system of motor silicon steel sheet punch blanking of claim 1, characterized in that: the material receiving mechanism comprises a second rotating shaft which is rotatably arranged at the upper end of the base and is axially and vertically arranged, the top end of the second rotating shaft extends to the upper end face of the base, an oval supporting plate II is fixedly arranged at the end of the second rotating shaft, the second supporting plate is parallel to the upper end face of the base, and a material receiving rod which is axially and vertically arranged is arranged on the second supporting plate, the diameter of the material receiving rod is smaller than the central hole of a finished silicon steel sheet.
8. The punch forming process of the motor silicon steel sheet according to claim 7, wherein the two material receiving rods are arranged symmetrically along the axial direction of the second rotating shaft, the distance between the two material receiving rods is larger than the diameter of the finished silicon steel sheet, and when the unloading picking arm attracts the picked finished silicon steel sheet to rotate to be aligned with the material receiving rods, the center hole of the finished silicon steel sheet is positioned right above one material receiving rod.
9. The automatic handling system of motor silicon steel sheet punch blanking of claim 1, characterized in that: the base is arranged in a hollow mode, a conversion driving mechanism is arranged in the base, the conversion driving mechanism comprises a main shaft which is arranged in the base in a rotating mode and is axially parallel to the width direction of the base, a second worm is coaxially and fixedly sleeved on the main shaft, a second turbine is coaxially and fixedly sleeved on the driving end of the first main shaft, and the second worm is meshed with the second turbine.
10. The punch forming process of the motor silicon steel sheet as claimed in claim 9, wherein the conversion driving mechanism further comprises a second rotating motor fixedly installed in the base, the second rotating motor is connected and driven with the driving end of the main shaft by belt transmission, the first rotating shaft and the second rotating shaft are connected and driven by synchronous belt transmission, and the second rotating motor is a stepping motor.
CN201911014754.1A 2019-10-24 2019-10-24 Punch forming process of motor silicon steel sheet Active CN110586741B (en)

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CN111715740A (en) * 2020-05-08 2020-09-29 江苏五度电力设备有限公司 Cable staple bolt production and processing is with automatic equipment of bending
CN112777314A (en) * 2021-01-22 2021-05-11 广州泽枫科技有限公司 Stacking device for processing motor silicon steel sheets
CN112935119A (en) * 2021-01-22 2021-06-11 广州泽枫科技有限公司 Method for processing silicon steel sheet of motor
CN114083065A (en) * 2022-01-18 2022-02-25 常州市武进大众标准件有限公司 Nut extracting device with automatically, break away from function
CN114473204A (en) * 2022-04-14 2022-05-13 常州神力电机股份有限公司 Intelligent assembling equipment and method for motor silicon steel sheet capable of being radially twisted

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