CN112588944A - Punching method of automobile front protective cover edge punching mechanism - Google Patents
Punching method of automobile front protective cover edge punching mechanism Download PDFInfo
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- CN112588944A CN112588944A CN202011288276.6A CN202011288276A CN112588944A CN 112588944 A CN112588944 A CN 112588944A CN 202011288276 A CN202011288276 A CN 202011288276A CN 112588944 A CN112588944 A CN 112588944A
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- punching
- workpiece
- rack body
- assembly
- lead screw
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/32—Perforating, i.e. punching holes in other articles of special shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/005—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents using brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
Abstract
The invention discloses a punching method of an edge punching mechanism of an automobile front protective cover. The device comprises a punching rack body, a punching mechanism fixedly arranged on the punching rack body, a fixing mechanism fixedly arranged on a punching machine position, a plurality of groups of transmission mechanisms arranged on two sides of the punching rack body, an image detection device arranged at the punching mechanism, and a feeding and discharging clamp arranged on two transmission mechanisms; the punching mechanism, the feeding and discharging clamp and the image detection device are electrically connected with the controller through electric wires; the bottom of the punching rack body is also provided with a burr removing mechanism. According to the invention, through the linkage of the punching mechanism and the fixing mechanism, the punching die can be switched in the direction of continuity of a curve track and a straight track, and the burr removing mechanism can be used for removing burrs from a punched hole groove, so that the dust removal operation of the punching mechanism and a processed workpiece is completed, the working efficiency is improved, and the manual management cost is saved.
Description
Technical Field
The invention belongs to the field of automobile parts, and particularly relates to a punching method of an edge punching mechanism of an automobile front protective cover.
Background
The automobile front protective cover is of a U-shaped curved surface cover body structure, and a plurality of mounting holes are required to be formed in the edge of the front protective cover in the production process so as to connect a guide plate, a heat dissipation plate, an engine cover and a front headlamp which are arranged in the front of the front protective cover; most of the existing punching processes for the front protective cover of the automobile adopt a punching die to punch the automobile parts, but the U-shaped protective cover is extremely easy to unbalance in the punching process, so that the punching accuracy caused by punching burrs is not high, and the U-shaped curved surface cover body structure is partially deformed due to uneven stress in the punching process.
Disclosure of Invention
The purpose of the invention is as follows: the punching method of the automobile front protective cover edge punching mechanism is provided to solve the problems in the prior art.
The technical scheme is as follows: an automobile front protection cover edge punching mechanism, comprising:
the punching machine comprises a punching rack body, a punching mechanism fixedly arranged on the punching rack body, a fixing mechanism fixedly arranged on a punching machine position, a plurality of groups of transmission mechanisms arranged on two sides of the punching rack body, an image detection device arranged at the punching mechanism, and a feeding and discharging clamp arranged on the two transmission mechanisms; the punching mechanism, the feeding and discharging clamp and the image detection device are electrically connected with the controller through electric wires. .
In a further embodiment, the punching mechanism comprises: the first sliding rail assembly is symmetrically arranged on the punching rack body, the adjusting support is arranged on the first sliding rail assembly in a transmission mode, and the punching die assembly is fixedly arranged on the adjusting support.
In a further embodiment, the loading and unloading clamp includes: the rotary support, the mechanical arm fixedly mounted on the rotary support and the clamp fixedly connected to the other end of the mechanical arm.
In a further embodiment, the securing mechanism comprises: the punching machine comprises a punching rack body, numerical control sliding tables, a Z-axis lifting seat, a clamping seat and an airbag bracket assembly, wherein the numerical control sliding tables are arranged on two sides of the punching rack body; the length of the clamping seat is equal to the width of the punching rack body; the airbag bracket assembly comprises a driving cylinder fixedly mounted on the punching rack body, a rack fixedly sleeved on a cylinder piston rod, a rotary shaft seat fixedly mounted on the punching rack, a transmission shaft inserted on the rotary shaft seat, and a plurality of groups of airbag supporting claws sleeved on the transmission shaft; the transmission shaft is further sleeved with a transmission gear matched with the rack, so that the transmission gear is driven to rotate in the process of driving the cylinder to drive the rack to move up and down, and the groups of airbag supporting claws are driven to synchronously rotate in the process of driving the transmission gear to rotate; inflatable bags are embedded in the plurality of groups of air bag supporting claws, each inflatable bag is provided with an inflation inlet, and the inflation inlet is communicated with an inflation pump through an inflation tube; the plurality of groups of air bag supporting claws can be designed according to the curvature of the curved surface of the protective cover.
In a further embodiment, the first slide rail assembly comprises: the punching machine comprises a punching rack body, a first lead screw assembly, sliding rails and a sliding block, wherein the first lead screw assembly is fixedly arranged on the punching rack body; one end of the first lead screw component is in transmission connection with a first servo motor set, the adjusting support is fixedly connected to the top of the sliding block and in transmission connection with the first lead screw component, and then power of the first servo motor set passes through the first lead screw set to drive the adjusting support to move on the sliding rail.
In a further embodiment, the adjustment mount comprises: the device comprises a mounting plate fixedly mounted at the top of a sliding block, a swing mechanism fixedly mounted on the mounting plate, a support base arranged on the swing mechanism, and a pressure cylinder inserted at the top of the support base; the top of the supporting base is provided with a through hole through which a piston rod of the pressure cylinder can be inserted, and the other end of the piston rod is fixedly connected with the punching die assembly.
In a further embodiment, the swing mechanism comprises: the device comprises an arc-shaped sliding rail fixedly installed on an installation plate, a pulley clamped in the arc-shaped sliding rail, a connecting arm fixedly connected to one end of the pulley, and a rotating motor fixedly connected to the other end of the connecting arm; the other side of the connecting arm is fixedly provided with a supporting base; and then the power of rotating electrical machines drives the swinging boom to move on the arc slide rail, and then drives the support pedestal to carry out the adjustment of angle.
In a further embodiment, the punching die assembly comprises an upper pressing block fixedly connected to the piston rod, a support plate inserted on the upper pressing block, and a lower die block fixedly mounted on the support base and symmetrically mounted with the upper pressing block.
In a further embodiment, the bottom of the punching rack body is also provided with a burr removing mechanism; burr clearance mechanism fixed mounting is in one side of extension board, burr clearance mechanism includes: the polishing brush comprises a first lead screw assembly fixedly arranged on the support plate, a first rotating seat arranged on the first lead screw assembly in a transmission manner, and a polishing brush inserted on the first rotating seat; the polishing brush is of a hollow structure; the polishing brush is provided with a plurality of air holes on the surface, the polishing brush is provided with a spiral blade, the edge surface of the spiral blade is a frosted surface, and the surface of the spiral blade is a smooth surface; the other end of the polishing brush is communicated with the gas generating device through a gas pipe.
In a further embodiment, the following working steps are included:
s1, conveying the automobile front protection cover workpiece to the punching rack body through the conveying mechanism to wait for processing;
s2, clamping the workpiece after the workpiece is detected by the feeding and discharging clamp, placing the clamped workpiece on a clamping seat of the fixing mechanism, and driving a driving cylinder to open to drive a piston rod to move so as to drive a rack to adjust the inclination angles of a plurality of groups of air bag supporting claws;
s3, starting an image detection device to monitor the machined workpiece in real time, and controlling the numerical control sliding table to drive the clamping seat in the fixing mechanism to move by the controller so as to drive the workpiece to move back and forth relative to the punching mechanism;
s4, the numerical control sliding table drives the workpiece to move to a designated position and then stops, and a rotating motor in the swinging mechanism drives the connecting arm to rotate according to the position data of the workpiece detected by the image device, so as to drive the adjusting support to carry out angle adjustment and further drive the punching die assembly to carry out angle adjustment;
s5, according to the width of the workpiece, the controller controls a first servo motor set in the first lead screw assembly to be started, so that the adjusting support is driven to move relatively on the first slide rail assembly, the controller controls the pressure cylinder to drive the piston rod to move after the punching die assembly and the edge of the workpiece opening are accurately positioned, the upper pressing block connected to the piston rod drives the upper pressing block to move downwards to open the opening, meanwhile, the inflating device inflates the air bag supporting claw through the inflating port, and further, the gap between the air bag supporting claw and the workpiece is filled; further sharing the punching force of the punching holes;
s6, after the punching is finished, the controller controls the polishing brush in the burr removing mechanism to reciprocate on the second lead screw assembly, the polishing brush rotates in the movement process, so that the polishing surface of the polishing brush polishes the bottom of the pore groove to remove burrs, and the gas generating device is started to absorb the polished burrs during polishing;
and S6, clamping the processed workpiece to a transmission mechanism by the feeding and discharging clamp after the processing is finished, and carrying out production of the next procedure.
Has the advantages that: compared with the prior art, the invention has the following advantages:
1. the first slide rail assembly, the first lead screw assembly and the first servo motor set are arranged, and the adjusting support can be driven to adjust the water direction, so that the punching mechanism can adapt to the machining of workpieces with different diameters; the rotary motor in the swing mechanism drives the adjusting support and the punching die assembly to change a curve track and a straight track, the punching mechanism can carry out continuous flexible processing according to the edge of the front protective cover of the automobile, the later manual hole opening process is omitted, and the processing efficiency is improved;
2. can carry out the burr clearance effect through burr clearance mechanism to the hole groove after the punching press, the burr that the frosting face of rotatory brush ground drops on the smooth surface, and then gets into among the gas generator through the gas pocket to accomplish the dust removal operation of counterpunching mechanism.
3. Through setting up fixed establishment and avoiding causing the protective cover unbalance and warp at the in-process power of punching a hole, influence the processing quality of work piece.
Drawings
FIG. 1 is a schematic structural diagram of an edge punching mechanism of a front protective cover of an automobile.
Fig. 2 is a schematic structural diagram of the fixing mechanism and the punching mechanism of the present invention.
Figure 3 is a schematic view of the mounting of a workpiece of the present invention on a punching mechanism.
Fig. 4 is a schematic structural diagram of the swing mechanism of the present invention.
FIG. 5 is a schematic structural view of the airbag module assembly of the present invention.
Fig. 6 is a schematic structural view of the deburring mechanism of the present invention.
FIG. 7 is a schematic view of the construction of the polishing brush of the present invention.
The reference signs are: the punching machine comprises a punching machine frame body 1, a punching mechanism 2, a first slide rail assembly 20, a first lead screw assembly 200, a first servo motor group 201, an adjusting support 21, a mounting plate 210, a swinging mechanism 211, an arc-shaped slide rail 2110, a connecting arm 2111, a rotating motor 2112, a supporting base 212, a pressure cylinder 213, a punching die assembly 214, an upper die pressing block 2140, a supporting plate 2141, a lower die block 2142, a fixing mechanism 3, a Z-axis lifting seat 30, a clamping seat 31, an air bag bracket assembly 32, a driving air cylinder 320, an air cylinder piston rod 321, a rack 322, a rotating shaft seat 323, a transmission shaft 324, a plurality of groups of air bag supporting claws 325, a transmission gear 326, an inflation inlet 327, a transmission mechanism 4, a feeding and discharging clamp 5, a rotating support 50, a mechanical arm 51, a clamp 52, a burr removing mechanism 6, a second lead screw assembly 60, a second rotating seat 61, a polishing brush 62, an.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
The automobile front protective cover is of a U-shaped curved surface cover body structure, and a plurality of mounting holes are required to be formed in the edge of the front protective cover in the production process so as to connect a guide plate, a heat dissipation plate, an engine cover and a front headlamp which are arranged in the front of the front protective cover; the applicant finds that most of existing punching processes for automobile front protective covers adopt a punching die to perform die punching operation on automobile parts, but unbalance of U-shaped protective covers is easily caused in the punching process, so that punching accuracy is not high due to burrs generated in punching, and local deformation of the U-shaped curved cover body structure is caused due to uneven stress in the punching process of the U-shaped curved cover body structure.
An edge punching mechanism for a front protection cover of an automobile shown in fig. 1 to 7 includes: the punching machine comprises a punching machine frame body 1, a punching mechanism 2, a first slide rail assembly 20, a first lead screw assembly 200, a first servo motor group 201, an adjusting support 21, a mounting plate 210, a swinging mechanism 211, an arc-shaped slide rail 2110, a connecting arm 2111, a rotating motor 2112, a supporting base 212, a pressure cylinder 213, a punching die assembly 214, an upper die pressing block 2140, a supporting plate 2141, a lower die block 2142, a fixing mechanism 3, a Z-axis lifting seat 30, a clamping seat 31, an air bag bracket assembly 32, a driving air cylinder 320, an air cylinder piston rod 321, a rack 322, a rotating shaft seat 323, a transmission shaft 324, a plurality of groups of air bag supporting claws 325, a transmission gear 326, an inflation inlet 327, a transmission mechanism 4, a feeding and discharging clamp 5, a rotating support 50, a mechanical arm 51, a clamp 52, a burr removing mechanism 6, a second lead screw assembly 60, a second rotating seat 61, a polishing brush 62, an.
The punching machine comprises a punching rack body 1, a fixing mechanism 3, a plurality of groups of conveying mechanisms 4, a feeding and discharging clamp 5, a conveying mechanism 2, a feeding and discharging clamp and a clamping mechanism, wherein the punching rack body 1 is fixedly arranged on the punching mechanism 2; the image detection device is provided at the top of the punching mechanism 2 so as to monitor the punching accuracy of the workpiece. The punching mechanism 2, the feeding and discharging clamp 5 and the image detection device are electrically connected with the controller through electric wires.
The cross section of the front protective cover of the automobile is U-shaped, so that a punch of a stamping die needs to be replaced in the process of processing the edge of the front protective cover, the stamping die can process along the edge curve of the front protective cover of the automobile, and the processing is time-consuming and labor-consuming; and if necessary, needing to carry out auxiliary hole opening by workers, wherein the punching mechanism 2 comprises: the first slide rail assembly 20 is symmetrically arranged on the punching machine frame body 1, the adjusting support 21 is arranged on the first slide rail assembly 20 in a transmission mode, and the punching die assembly 214 is fixedly arranged on the adjusting support 21. And then can realize the flexible processing transformation on the straight line and curve orbit to can reach the uninterrupted production purpose of continuity, improve the processing speed and the quality of trompil.
The first sliding rail assemblies 20 are symmetrically arranged on the punching rack body 1; the first slide rail assembly 20 includes: the punching machine comprises a first lead screw assembly 200 fixedly installed on a punching rack body 1, slide rails arranged on two sides of the lead screw assembly, and slide blocks clamped on the slide rails; first servo motor group 201 is connected in the transmission of the one end of first lead screw subassembly 200, adjust support 21 fixed connection and just be connected with the transmission of first lead screw subassembly 200 at the top of slider, and then the power of first servo motor group 201 passes through first lead screw group and then drives and adjust support 21 and remove on the slide rail. Through setting up first slide rail set 20, first lead screw subassembly 200, first servo motor group 201, can drive and adjust support 21 and carry out the adjustment of water direction for mechanism 2 that punches a hole can adapt to the work piece processing of different diameters.
The adjusting mount 21 includes: a mounting plate 210 fixedly mounted on the top of the slider, a swing mechanism 211 fixedly mounted on the mounting plate 210, a support base 212 arranged on the swing mechanism 211, and a press cylinder 213 inserted on the top of the support base 212; the top of the supporting base 212 is provided with a through hole for inserting a piston rod of the pressure cylinder 213, and the other end of the piston rod is fixedly connected with the punching die assembly 214. After the cylinder 213 is opened, the piston rod of the cylinder 213 is driven to move up and down through the opening, and the upper punch die assembly 214 connected to the piston rod is driven to perform the punching operation.
The swing mechanism 211 includes: an arc-shaped sliding rail 2110 fixedly installed on the installation plate 210, a pulley clamped in the arc-shaped sliding rail 2110, a connecting arm 2111 fixedly connected to one end of the pulley, and a rotating motor 2112 fixedly connected to the other end of the connecting arm 2111; the other side of the connecting arm 2111 is fixedly supported by the base 212; and then the power of rotating electrical machines 2112 drives the swinging boom to move on arc-shaped slide 2110, and then drives support base 212 to adjust the angle, finally realizes the switch of stamping die subassembly curve track.
The punching die assembly 214 comprises an upper die pressing block 2140 fixedly connected to the piston rod, a support plate 2141 inserted into the upper die pressing block 2140, and a lower die block 2142 fixedly mounted on the support base 212 and symmetrically mounted with the upper die pressing block 2140; the upper die pressing block 2140 is fixedly provided with a punch with a hole; to avoid debris remaining on lower die block 2142 after punching; the mounting plate 210 is inclined at a certain angle relative to the punching machine frame body 1, so that metal fragments which are left on the lower die after punching naturally slide down.
A little burr may exist on the edge of the orifice after the hole is opened; the bottom of the punching rack body 1 is also provided with a burr removing mechanism 6; burr removal mechanism 6 fixed mounting is in one side of extension board 2141, burr removal mechanism 6 includes: a second screw assembly 60 fixedly mounted on the support plate 2141, a second rotary base 61 drivingly mounted on the second screw assembly 60, and a polishing brush 62 inserted on the second rotary base 61; the polishing brush 62 is a hollow structure; the surface of the polishing brush 62 is provided with a plurality of air holes 63, the polishing brush 62 is provided with a spiral blade 64, the edge surface of the spiral blade 64 is a frosted surface 65, and the surface of the spiral blade 64 is a smooth surface 66; the other end of the polishing brush 62 is communicated with a gas generating device through a gas pipe; a driving motor is arranged in the second rotating seat 61, and then the polishing brush 62 is driven to rotate; and then gas generator can breathe in and the gassing through polish brush 62, and gas generator bleeds through the trachea before polishing and absorbs the metal piece on lower module 2142, and second roating seat 61 drives polish brush 62 rotatory simultaneously, thereby frosting 65 can be polished to the remaining burr after punching a hole, and the metal piece that produces at the in-process of polishing gets into gas pocket 63 through smooth surface 66 in, and then can carry out the dust removal effect to the piece that punches a hole once more.
Go up unloading anchor clamps 5 includes: a rotary support 50, a robot arm 51 fixedly mounted on the rotary support 50, and a gripper 52 fixedly attached to the other end of the robot arm 51. The loading and unloading process of the processed workpiece can be carried out through the loading and unloading clamp 5, and then unmanned automatic production is realized.
The fixing mechanism 3 includes: the punching machine comprises numerical control sliding tables arranged at two sides of a punching machine frame body 1, a ZZ shaft lifting seat 30 fixedly arranged on the numerical control sliding tables, a clamping seat 31 fixedly arranged on the ZZ shaft lifting seat 30 and an air bag bracket assembly 32 arranged at one side of the clamping seat 31; the length of the clamping seat 31 is equal to the width of the punching machine frame body 1; can drive the work piece through numerical control slip table and ZZ axle lift seat 30 and realize two axial adjustments, and then link with punching press mechanism in the course of working to realize the nimble switching of a plurality of axials of punching press work piece, ZZ axle lift seat 30 drives polishing brush 62 in later stage also makes things convenient for the two-sided process of clearing away of work piece when cassette 31 up-and-down motion simultaneously.
The air bag bracket assembly 32 comprises a driving air cylinder 320 fixedly mounted on the punching rack body 1, a rack 322 fixedly sleeved on an air cylinder piston rod 321, a rotary shaft seat 323 fixedly mounted on the punching rack, a transmission shaft 324 inserted on the rotary shaft seat 323, and a plurality of groups of air bag supporting claws 325 sleeved on the transmission shaft 324; a transmission gear 326 matched with the rack 322 is further sleeved on the transmission shaft 324, so that the cylinder 320 is driven to drive the rack 322 to rotate in the process of moving up and down, and the transmission gear 326 drives a plurality of groups of air bag supporting claws 325 to synchronously rotate in the process of rotating; the plurality of groups of air bag supporting claws 325 are internally embedded with air bags, the air bags are provided with inflation ports 327, and the inflation ports 327 are communicated with an inflation pump through inflation pipes; the plurality of groups of air bag supporting claws 325 can be designed according to the curved surface curvature of the protective cover, so that compressed air filled in the inflator pump can be attached to the curved surface of the workpiece before punching, and further the deformation of the curved surface caused by the impact force of the edge opening is avoided.
The working principle is as follows:
conveying the automobile front protection cover workpiece to the punching rack body 1 through the conveying mechanism 4 to wait for processing; after the feeding and discharging clamp 5 detects a workpiece, the workpiece is clamped, the clamped workpiece is placed on the clamping seat 31 of the fixing mechanism 3, the driving cylinder 320 is started to drive the piston rod to move, and then the rack 322 is driven to adjust the inclination angles of the plurality of groups of air bag supporting claws 325; the image detection device is started, so that the machined workpiece is monitored in real time, and the controller controls the numerical control sliding table to drive the clamping seat 31 in the fixing mechanism 3 to move, so that the workpiece is driven to move back and forth relative to the punching mechanism 2; the numerical control sliding table drives the workpiece to move to a specified position and then stops, and a rotating motor 2112 in the swinging mechanism 211 drives a connecting arm 2111 to rotate according to the position data of the workpiece detected by the image device, so as to drive the adjusting support 21 to carry out angle adjustment, and further drive the punching die assembly 214 to carry out angle adjustment; according to the width of the workpiece, the controller controls the first servo motor set 201 in the first lead screw assembly 200 to be opened, so as to drive the adjusting support 21 to move relatively on the first slide rail assembly 20, so that after the punching die assembly 214 and the edge of the workpiece opening are accurately positioned, the controller controls the pressure cylinder 213 to drive the piston rod to move, an upper press block connected to the piston rod drives an upper press block to move downwards to open the opening, and meanwhile, the inflating device inflates the air bag supporting claw through the inflating opening 327, so as to fill a gap between the air bag supporting claw and the workpiece; further sharing the punching force of the punching holes; after punching is finished, the controller controls the polishing brush 62 in the burr removing mechanism 6 to reciprocate on the second lead screw component 60, and the polishing brush 62 rotates in the movement process, so that the polishing surface 65 of the polishing brush 62 polishes the bottom of the pore groove to remove burrs, and the gas generating device is started to absorb the polished burrs during polishing; and after the machining is finished, the machined workpiece is clamped to the conveying mechanism 4 by the feeding and discharging clamp 5, and the production of the next procedure is carried out.
According to the invention, the first slide rail assembly 20, the first lead screw assembly 200 and the first servo motor set 201 are arranged, and the adjusting support 21 can be driven to adjust the water direction, so that the punching mechanism 2 can adapt to the processing of workpieces with different diameters; the rotary motor 2112 in the swing mechanism 211 drives the adjusting support 21 and the punching die assembly 214 to change the curve and the straight line track, and flexible processing is carried out according to the edge of the front protective cover of the automobile, so that the later manual processing procedure is omitted; secondly can carry out the burr clearance effect to the hole groove after the punching press through burr clearance mechanism 6, the burr that the frosting 65 of rotatory brush ground drops on smooth surface 66, and then gets into among the gas generator through gas pocket 63 to accomplish the dust removal operation of counterpunching mechanism 2.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments, and various equivalent changes can be made to the technical solution of the present invention within the technical idea of the present invention, and these equivalent changes are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a safety cover edge mechanism of punching a hole before car which characterized in that includes:
the punching machine comprises a punching rack body, a punching mechanism fixedly arranged on the punching rack body, a fixing mechanism fixedly arranged on a punching machine position, a plurality of groups of transmission mechanisms arranged on two sides of the punching rack body, an image detection device arranged at the punching mechanism, and a feeding and discharging clamp arranged on the two transmission mechanisms; the punching mechanism, the feeding and discharging clamp and the image detection device are electrically connected with the controller through electric wires.
2. The vehicle front protective cover edge punching mechanism according to claim 1, wherein the punching mechanism comprises: the first sliding rail assembly is symmetrically arranged on the punching rack body, the adjusting support is arranged on the first sliding rail assembly in a transmission mode, and the punching die assembly is fixedly arranged on the adjusting support.
3. The automobile front protecting cover edge punching mechanism according to claim 1, wherein the loading and unloading clamp comprises: the rotary support, the mechanical arm fixedly mounted on the rotary support and the clamp fixedly connected to the other end of the mechanical arm.
4. The vehicle front protecting cover edge punching mechanism according to claim 1, wherein the fixing mechanism comprises: the punching machine comprises a punching rack body, numerical control sliding tables, a Z-axis lifting seat, a clamping seat and an airbag bracket assembly, wherein the numerical control sliding tables are arranged on two sides of the punching rack body; the length of the clamping seat is equal to the width of the punching rack body; the airbag bracket assembly comprises a driving cylinder fixedly mounted on the punching rack body, a rack fixedly sleeved on a cylinder piston rod, a rotary shaft seat fixedly mounted on the punching rack, a transmission shaft inserted on the rotary shaft seat, and a plurality of groups of airbag supporting claws sleeved on the transmission shaft; the transmission shaft is further sleeved with a transmission gear matched with the rack, so that the transmission gear is driven to rotate in the process of driving the cylinder to drive the rack to move up and down, and the groups of airbag supporting claws are driven to synchronously rotate in the process of driving the transmission gear to rotate; inflatable bags are embedded in the plurality of groups of air bag supporting claws, each inflatable bag is provided with an inflation inlet, and the inflation inlet is communicated with an inflation pump through an inflation tube; the plurality of groups of air bag supporting claws can be designed according to the curvature of the curved surface of the protective cover.
5. The automotive front shield edge punching mechanism of claim 2, wherein the first slide rail assembly comprises: the punching machine comprises a punching rack body, a first lead screw assembly, sliding rails and a sliding block, wherein the first lead screw assembly is fixedly arranged on the punching rack body; one end of the first lead screw component is in transmission connection with a first servo motor set, the adjusting support is fixedly connected to the top of the sliding block and in transmission connection with the first lead screw component, and then power of the first servo motor set passes through the first lead screw set to drive the adjusting support to move on the sliding rail.
6. The automotive front shield edge punching mechanism of claim 2, wherein the adjustment support comprises: the device comprises a mounting plate fixedly mounted at the top of a sliding block, a swing mechanism fixedly mounted on the mounting plate, a support base arranged on the swing mechanism, and a pressure cylinder inserted at the top of the support base; the top of the supporting base is provided with a through hole through which a piston rod of the pressure cylinder can be inserted, and the other end of the piston rod is fixedly connected with the punching die assembly.
7. The vehicle front protecting cover edge punching mechanism according to claim 6, wherein the swinging mechanism comprises: the device comprises an arc-shaped sliding rail fixedly installed on an installation plate, a pulley clamped in the arc-shaped sliding rail, a connecting arm fixedly connected to one end of the pulley, and a rotating motor fixedly connected to the other end of the connecting arm; the other side of the connecting arm is fixedly provided with a supporting base; and then the power of rotating electrical machines drives the swinging boom to move on the arc slide rail, and then drives the support pedestal to carry out the adjustment of angle.
8. The automobile front protection cover edge punching mechanism according to claim 1, wherein the punching die assembly comprises an upper pressing block fixedly connected to the piston rod, a support plate inserted on the upper pressing block, and a lower die block fixedly mounted on the support base and symmetrically mounted with the upper pressing block.
9. The automobile front protection cover edge punching mechanism is characterized in that a burr removing mechanism is further arranged at the bottom of the punching machine frame body; burr clearance mechanism fixed mounting is in one side of extension board, burr clearance mechanism includes: the polishing brush comprises a first lead screw assembly fixedly arranged on the support plate, a first rotating seat arranged on the first lead screw assembly in a transmission manner, and a polishing brush inserted on the first rotating seat; the polishing brush is of a hollow structure; the polishing brush is provided with a plurality of air holes on the surface, the polishing brush is provided with a spiral blade, the edge surface of the spiral blade is a frosted surface, and the surface of the spiral blade is a smooth surface; the other end of the polishing brush is communicated with the gas generating device through a gas pipe.
10. The punching method of the automobile front protection cover edge punching mechanism based on claim 1 is characterized by comprising the following working steps:
s1, conveying the automobile front protection cover workpiece to the punching rack body through the conveying mechanism to wait for processing;
s2, clamping the workpiece after the workpiece is detected by the feeding and discharging clamp, placing the clamped workpiece on a clamping seat of the fixing mechanism, and driving a driving cylinder to open to drive a piston rod to move so as to drive a rack to adjust the inclination angles of a plurality of groups of air bag supporting claws;
s3, starting an image detection device to monitor the machined workpiece in real time, and controlling the numerical control sliding table to drive the clamping seat in the fixing mechanism to move by the controller so as to drive the workpiece to move back and forth relative to the punching mechanism;
s4, the numerical control sliding table drives the workpiece to move to a designated position and then stops, and a rotating motor in the swinging mechanism drives the connecting arm to rotate according to the position data of the workpiece detected by the image device, so as to drive the adjusting support to carry out angle adjustment and further drive the punching die assembly to carry out angle adjustment;
s5, according to the width of the workpiece, the controller controls a first servo motor set in the first lead screw assembly to be started, so that the adjusting support is driven to move relatively on the first slide rail assembly, the controller controls the pressure cylinder to drive the piston rod to move after the punching die assembly and the edge of the workpiece opening are accurately positioned, the upper pressing block connected to the piston rod drives the upper pressing block to move downwards to open the opening, meanwhile, the inflating device inflates the air bag supporting claw through the inflating port, and further, the gap between the air bag supporting claw and the workpiece is filled; further sharing the punching force of the punching holes;
s6, after the punching is finished, the controller controls the polishing brush in the burr removing mechanism to reciprocate on the second lead screw assembly, the polishing brush rotates in the movement process, so that the polishing surface of the polishing brush polishes the bottom of the pore groove to remove burrs, and the gas generating device is started to absorb the polished burrs during polishing;
and S6, clamping the processed workpiece to a transmission mechanism by the feeding and discharging clamp after the processing is finished, and carrying out production of the next procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288276.6A CN112588944A (en) | 2020-11-17 | 2020-11-17 | Punching method of automobile front protective cover edge punching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011288276.6A CN112588944A (en) | 2020-11-17 | 2020-11-17 | Punching method of automobile front protective cover edge punching mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112588944A true CN112588944A (en) | 2021-04-02 |
Family
ID=75183213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011288276.6A Withdrawn CN112588944A (en) | 2020-11-17 | 2020-11-17 | Punching method of automobile front protective cover edge punching mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112588944A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042266A (en) * | 2022-05-26 | 2022-09-13 | 臻越智能装备(佛山)有限公司 | Punching equipment |
| CN115284123A (en) * | 2022-09-29 | 2022-11-04 | 江苏德励达新材料股份有限公司 | Polyurethane board feeding system and working method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH02258119A (en) * | 1989-03-31 | 1990-10-18 | Mitsubishi Metal Corp | Punch feeder |
| CN201783562U (en) * | 2010-04-06 | 2011-04-06 | 南京工业职业技术学院 | Punching mould for curved surface |
| CN205217727U (en) * | 2015-12-24 | 2016-05-11 | 浙江铁牛汽车车身有限公司 | Reverse mechanism of punching a hole of oscillating |
| CN107497931A (en) * | 2017-09-29 | 2017-12-22 | 河南伟锦新能源科技有限公司 | A kind of aluminium sheet smallpox punching is molded automatic production line |
| CN108015158A (en) * | 2017-12-21 | 2018-05-11 | 浙江金盛钢管塔有限公司 | A kind of automatic punching feeder equipment |
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2020
- 2020-11-17 CN CN202011288276.6A patent/CN112588944A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02258119A (en) * | 1989-03-31 | 1990-10-18 | Mitsubishi Metal Corp | Punch feeder |
| CN201783562U (en) * | 2010-04-06 | 2011-04-06 | 南京工业职业技术学院 | Punching mould for curved surface |
| CN205217727U (en) * | 2015-12-24 | 2016-05-11 | 浙江铁牛汽车车身有限公司 | Reverse mechanism of punching a hole of oscillating |
| CN107497931A (en) * | 2017-09-29 | 2017-12-22 | 河南伟锦新能源科技有限公司 | A kind of aluminium sheet smallpox punching is molded automatic production line |
| CN108015158A (en) * | 2017-12-21 | 2018-05-11 | 浙江金盛钢管塔有限公司 | A kind of automatic punching feeder equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042266A (en) * | 2022-05-26 | 2022-09-13 | 臻越智能装备(佛山)有限公司 | Punching equipment |
| CN115042266B (en) * | 2022-05-26 | 2023-10-13 | 臻越智能装备(佛山)有限公司 | Punching equipment |
| CN115284123A (en) * | 2022-09-29 | 2022-11-04 | 江苏德励达新材料股份有限公司 | Polyurethane board feeding system and working method |
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