CN109351831A - A kind of hardware stamping part molding procedure - Google Patents

A kind of hardware stamping part molding procedure Download PDF

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Publication number
CN109351831A
CN109351831A CN201811026713.XA CN201811026713A CN109351831A CN 109351831 A CN109351831 A CN 109351831A CN 201811026713 A CN201811026713 A CN 201811026713A CN 109351831 A CN109351831 A CN 109351831A
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CN
China
Prior art keywords
ultrasound detection
punching press
punch forming
fixedly connected
sheet material
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Granted
Application number
CN201811026713.XA
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Chinese (zh)
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CN109351831B (en
Inventor
不公告发明人
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Heshan Hengzheng Hardware Products Co ltd
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Xing Fengjiang
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Priority to CN201811026713.XA priority Critical patent/CN109351831B/en
Publication of CN109351831A publication Critical patent/CN109351831A/en
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Publication of CN109351831B publication Critical patent/CN109351831B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D55/00Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

The invention discloses a kind of hardware stamping part molding procedures, belong to handware stamping technology field, a kind of hardware stamping part molding procedure, the following steps are included: pressing sheet material is placed, pressing sheet material pre-detection, ultrasonic signal is issued by ultrasound emission end, the quality of pressing sheet material is judged according to testing result, pressing sheet material replacement, it will be removed from punching press cover half through the underproof pressing sheet material of ultrasound detection, after the pressing sheet material more renewed, plate stamping molding, punching press ultrasound pickup, the storage of punch forming finished product, it may be implemented to detect stamping material before punching press dynamic model carries out punching press to stamping material, convenient for finding underproof stamping material in advance, reduce the production time wasted by substandard product, improve the working efficiency of punch forming process, ultrasonic pick up facility is utilized simultaneously, the noise that punch forming generates is carried out Centralized processing reduces influence of the noise generated in production process to operator, improves the safety of stamping parts production.

Description

A kind of hardware stamping part molding procedure
Technical field
The present invention relates to handware stamping technology fields, more specifically to a kind of hardware stamping part molding procedure.
Background technique
Punch forming refers to that depended on pressure machine and mold apply external force to plate, band, tubing and profile etc., is allowed to generate modeling Property deformation or separation, thus obtain needed for shape and size workpiece (stamping parts) processing molding method, the blank master of punching press If the steel plate and steel band of hot rolling and cold rolling, in global steel, 60~70% be plate, and wherein most passes through punching press Finished product, vehicle body, chassis, fuel tank, the radiator fin of automobile, the drum of boiler, the shell of container, the iron core of motor, electric appliance is made Silicon steel sheet etc. is all punch process, in the products such as instrument and meter, household electrical appliance, bicycle, office machinery, household utensil, There are a large amount of stamping parts.
Punch forming uses compound die, especially multi-station progressive die, and Multi-step forming work can be completed on a press machine Sequence is realized by strip uncoiling, leveling, is punched the full-automatic production to molding, finishing, the surface of Stamping Sheet material and internality Can on the quality of presswork influence it is very big, it is desirable that stamping material thickness uniformly, any surface finish, without spot, without scar, without scratch and Without face crack etc., in existing production method, only the stamping parts finished product after the completion of production link is checked, partially without Stamping forming substandard product, without detecting same progress punch forming process, the stamping parts finished product produced can not expire Sufficient customer demand cannot use, and the stamping material after punch forming, can not reuse, cause stamping material While waste, a large amount of production time is occupied, very influence working efficiency, while can be generated always when punch process huge Big noise adversely affects the use of operator, is chronically at the working environment of huge noise, not only listens operator Power impacts, and also easily causes that operator is absent-minded, the neurasthenia symptoms such as absent minded, to cause to press machine The operation error of tool leads to serious production accident, influences the safety in production of stamping parts.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of hardware stamping part molding procedure, It may be implemented to detect stamping material before punching press dynamic model carries out punching press to stamping material, unqualified convenient for finding in advance Stamping material, reduce production time waste by substandard product, the working efficiency of raising punch forming process utilizes simultaneously Ultrasonic pick up facility, the noise generated to punch forming focus on, and reduce the noise generated in production process to operation The influence of person improves the safety of stamping parts production.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of hardware stamping part molding procedure, comprising the following steps:
Step 1: pressing sheet material is placed, and is simply cleared up by staff press machine cover half first, removes press machine Pressing sheet material, is then placed on press machine cover half by the residual pressing sheet material clast on cover half, waits ultrasound detection;
Step 2: pressing sheet material pre-detection, after plate to be punched is placed on press machine cover half, staff starts ultrasound Detection probe issues ultrasonic signal by ultrasound emission end, short pulse sound energy is emitted into detected material, then by ultrasound detection Instrument monitoring and analysis obtain testing result by the acoustic signals reflected, to be liquidated according to testing result by technical staff The quality of pressing plate material is judged;
Step 3: pressing sheet material replacement will be removed from punching press cover half through the underproof pressing sheet material of ultrasound detection, be replaced It after new pressing sheet material, reuses ultrasonic detection equipment and quality testing is carried out to pressing sheet material, until pressing sheet material meets punching Molded standard;
Step 4: plate stamping molding starts stamping equipment by staff, and punching press dynamic model is to close to punching press cover half side It is mobile, pressing sheet material is pressed, making pressing sheet material, deformation occurs;
Step 5: punching press ultrasound pickup, staff starts ultrasonic pick up facility, by the audio collection of ultrasonic pick up facility Acquisition noise audio signal is held, is transmitted in the Dolby circuit of ultrasonic pick up facility, is set via Dolby circuit by ultrasonic pickup Standby output end plays sound wave identical with noise opposite in phase, amplitude;
Step 6: the storage of punch forming finished product, staff is by the punch forming finished product after processing from stamping equipment cover half On remove, complete hardware stamping part molding procedure, may be implemented punching press dynamic model to stamping material carry out punching press before to punching press Material is detected, and convenient for finding underproof stamping material in advance, is reduced the production time wasted by substandard product, is improved The working efficiency of punch forming process, while using ultrasonic pick up facility, the noise generated to punch forming focuses on, Reduce influence of the noise generated in production process to operator, improves the safety of stamping parts production.
Further, the press machine cover half in the step 1 is punch forming stent, the punch forming stent Lower end is fixedly connected with pickup stamping equipment pedestal, is equipped with press machine operation panel, the punching on the left of the punch forming stent Press operation disk lower end is fixedly connected with pickup stamping equipment pedestal, passes through the press machine added on pickup stamping equipment pedestal Operation panel, convenient for controlling ultrasonic inspection probe and stamping equipment.
Further, the ultrasonic inspection probe in the step 2 includes that ultrasound detection transmitting probe and ultrasound detection receive Probe, punch forming stent upper end are fixedly connected with multiple molding dynamic model slide bar columns, in the punch forming stent Side be equipped with punching press benchmark frame, the punching press benchmark frame lower end with molding dynamic model slide bar column be fixedly connected, the punching press benchmark frame and Molding punching press dynamic model is equipped between punch forming stent, the molding punching press dynamic model is slidably connected with molding dynamic model slide bar column, Ultrasound detection inclined hole there are two digging among the molding punching press dynamic model, two ultrasound detection inclined holes are symmetrical arranged, described Ultrasound detection transmitting probe is located in the ultrasound detection inclined hole in left side, and the ultrasound detection receiving transducer is located at the ultrasound inspection on right side In deviational survey hole, the ultrasound detection transmitting probe and ultrasound detection receiving transducer upper end are fixedly connected to control signal transmission Line is convenient in punching press dynamic model by ultrasonic inspection probe ultrasound detection transmitting probe and ultrasound detection receiving transducer to punching press material Material detects stamping material before carrying out punching press, to find underproof stamping material in advance.
Further, the stamping equipment in the step 4 is punch forming cylinder, is dug among the punching press benchmark frame There is pressurization through-hole, the pressurization through-hole is fixedly connected with punch forming cylinder, is equipped at left and right sides of the punch forming cylinder Secondary punching press air-leg, the pair punching press air-leg are fixedly connected with punching press benchmark frame, and punch forming cylinder upper end is fixed to be connected It is connected to center appendix, the center appendix is fixedly connected with high-pressure pump, is equipped at left and right sides of the center appendix Extension divides appendix, and extension partial pressure appendix lower end is fixedly connected with punch forming cylinder, two extension partial pressures Appendix is fixedly connected with two secondary punching press air-legs respectively far from punch forming cylinder one end, punch forming cylinder lower end Punching piston bar is slidably connected, punching piston bar lower end is fixedly connected with molding punching press dynamic model, passes through punch forming gas Extension on cylinder divides appendix, convenient for carrying out punch forming processing to pressing sheet material.
Further, ultrasonic pick up facility includes noise pick-up head and ultrasonic noise reduction loudspeaker in the step 5, described Ultrasound detection transmitting probe lower end is fixedly connected with noise pick-up head, and ultrasound detection receiving transducer lower end is raised with ultrasonic noise reduction Sound device is fixedly connected, by ultrasonic pick up facility noise pick-up head and ultrasonic noise reduction loudspeaker, convenient for passing through via Dolby circuit Ultrasonic pick up facility output end plays sound wave identical with noise opposite in phase, amplitude, to achieve the effect that active noise reduction.
Further, the ultrasound detection transmitting probe and ultrasound detection receiving transducer left and right ends are fixedly connected to spring Piece bayonet lock, the molding punching press dynamic model is dug close to reed bayonet lock one end firm card hole, the firm card hole and reed bayonet lock Match, passes through the reed bayonet lock and and reed added in ultrasound detection transmitting probe and ultrasound detection receiving transducer left and right ends The stabilization card hole that bayonet lock matches, convenient for ultrasound detection transmitting probe and ultrasound detection receiving transducer are overhauled and pacified respectively Dress.
Further, the press machine operation panel and control signal transmssion line are electrically connected, two control signal transmssion lines It is electrically connected respectively with ultrasound detection transmitting probe and ultrasound detection receiving transducer, it is described electrically to connect with ultrasound detection transmitting probe The control signal transmssion line connect is same as noise pick-up head to be electrically connected, the control being electrically connected with ultrasound detection receiving transducer Noise reduction loudspeaker is same is electrically connected with ultrasound for signal transmssion line processed, passes through the electricity of control signal transmssion line and press machine operation panel Property connection, convenient for technical staff operate press machine operation panel ultrasound detection transmitting probe and ultrasound detection receiving transducer are controlled System.
Further, the noise pick-up head and ultrasonic noise reduction loudspeaker lower end are fixedly connected to audio error correction wheat Gram wind, by the audio error correction microphone added in noise pick-up head and ultrasonic noise reduction loudspeaker lower end, convenient for noise Audio signal is inhibited to be modified.
Further, the specification of the ultrasound detection transmitting probe and ultrasound detection receiving transducer is input 100V-240V/ 50Hz-60Hz, output 9V/1.5A, frequency range are 0.5-20MHz of broadband.
Further, the control signal transmssion line outer end is fixedly connected with decompression acoustical cotton, the decompression acoustical cotton with Ultrasound detection inclined hole inner wall fitting, by the decompression acoustical cotton added in control signal transmssion line outer end, convenient for control signal While transmission line is protected, reduce the noise via control signal transmssion line transmitting.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme may be implemented to detect stamping material before punching press dynamic model carries out punching press to stamping material, just In finding underproof stamping material in advance, the production time wasted by substandard product is reduced, improves punch forming process Working efficiency, while using ultrasonic pick up facility, the noise generated to punch forming focuses on, and reduces in production process Influence of the noise of generation to operator improves the safety of stamping parts production.
(2) the press machine cover half in step 1 is punch forming stent, and punch forming stent lower end is fixedly connected with Pickup stamping equipment pedestal, punch forming stent left side are equipped with press machine operation panel, and press machine operation panel lower end and pickup are rushed Pressure equipment base is fixedly connected, by the press machine operation panel added on pickup stamping equipment pedestal, convenient for ultrasound detection Probe and stamping equipment are controlled.
(3) ultrasonic inspection probe in step 2 includes ultrasound detection transmitting probe and ultrasound detection receiving transducer, punching press Molding stent upper end is fixedly connected with multiple molding dynamic model slide bar columns, is equipped with punching press benchmark frame on the upside of punch forming stent, Punching press benchmark frame lower end is fixedly connected with molding dynamic model slide bar column, and molding is equipped between punching press benchmark frame and punch forming stent Punching press dynamic model, molding punching press dynamic model are slidably connected with molding dynamic model slide bar column, and there are two ultrasounds for cutting among molding punching press dynamic model Inclined hole is detected, two ultrasound detection inclined holes are symmetrical arranged, and ultrasound detection transmitting probe is located in the ultrasound detection inclined hole in left side, surpasses Sound detection receiving transducer is located in the ultrasound detection inclined hole on right side, ultrasound detection transmitting probe and ultrasound detection receiving transducer upper end It is fixedly connected to control signal transmssion line, is received and is visited by ultrasonic inspection probe ultrasound detection transmitting probe and ultrasound detection Head, convenient for being detected before punching press dynamic model carries out punching press to stamping material to stamping material, to find in advance underproof Stamping material.
(4) stamping equipment in step 4 is punch forming cylinder, and digging among punching press benchmark frame has pressurization through-hole, is pressurizeed Through-hole is fixedly connected with punch forming cylinder, is equipped with secondary punching press air-leg at left and right sides of punch forming cylinder, secondary punching press is pneumatic Bar is fixedly connected with punching press benchmark frame, and punch forming cylinder upper end is fixedly connected with center appendix, center appendix and high pressure Air pump is fixedly connected, and extension partial pressure appendix is equipped at left and right sides of the appendix of center, and extension divides appendix lower end and punching press Forming cylinder is fixedly connected, two extensions partial pressure appendixs far from punch forming cylinder one end respectively with two secondary punching press air-legs It is fixedly connected, punch forming cylinder lower end slidably connects punching piston bar, and punching piston bar lower end and molding punching press dynamic model are solid Fixed connection divides appendix by the extension on punch forming cylinder, convenient for carrying out punch forming processing to pressing sheet material.
(5) ultrasonic pick up facility includes noise pick-up head and ultrasonic noise reduction loudspeaker in step 5, and ultrasound detection transmitting is visited Head lower end is fixedly connected with noise pick-up head, and ultrasound detection receiving transducer lower end is fixedly connected with ultrasonic noise reduction loudspeaker, is passed through Ultrasonic pick up facility noise pick-up head and ultrasonic noise reduction loudspeaker, convenient for passing through ultrasonic pick up facility output end via Dolby circuit Sound wave identical with noise opposite in phase, amplitude is played, to achieve the effect that active noise reduction.
(6) ultrasound detection transmitting probe and ultrasound detection receiving transducer left and right ends are fixedly connected to reed bayonet lock, at Type punching press dynamic model is dug close to reed bayonet lock one end firm card hole, and firm card hole matches with reed bayonet lock, by ultrasound Detect transmitting probe and the ultrasound detection receiving transducer left and right ends reed bayonet lock added and the stabilization to match with reed bayonet lock Card hole, convenient for ultrasound detection transmitting probe and ultrasound detection receiving transducer are overhauled and installed respectively.
(7) press machine operation panel and control signal transmssion line be electrically connected, two control signal transmssion lines respectively with ultrasound It detects transmitting probe and ultrasound detection receiving transducer is electrically connected, passed with the control signal that ultrasound detection transmitting probe is electrically connected Defeated line is same as noise pick-up head to be electrically connected, the control signal transmssion line and ultrasound being electrically connected with ultrasound detection receiving transducer Noise reduction loudspeaker is equally electrically connected, and by controlling the electric connection of signal transmssion line and press machine operation panel, is convenient for technology people Member's operation press machine operation panel controls ultrasound detection transmitting probe and ultrasound detection receiving transducer.
(8) noise pick-up head and ultrasonic noise reduction loudspeaker lower end are fixedly connected to audio error correction microphone, pass through In the audio error correction microphone that noise pick-up head and ultrasonic noise reduction loudspeaker lower end are added, convenient for believing noise suppression audio It number is modified.
(9) control signal transmssion line outer end is fixedly connected with decompression acoustical cotton, depressurizes in acoustical cotton and ultrasound detection inclined hole Wall fitting, by the decompression acoustical cotton added in control signal transmssion line outer end, convenient for being protected to control signal transmssion line While, reduce the noise via control signal transmssion line transmitting.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is the enlarged drawing in Fig. 1 at B;
Fig. 4 is the enlarged drawing in Fig. 1 at C;
Fig. 5 is the enlarged drawing in Fig. 1 at D.
Figure label explanation:
1 pickup stamping equipment pedestal, 2 press machine operation panels, 3 punch forming stents, 4 molding dynamic model slide bar columns, 5 moldings Punching press dynamic model, 6 punching press benchmark framves, 7 secondary punching press air-legs, 8 punch forming cylinders, 9 ultrasonic noise reduction loudspeakers, 10 center gas transmissions Pipe, 11 extensions partial pressure appendix, 12 punching piston bars, 13 ultrasound detection transmitting probes, 14 noise pick-up heads, 15 ultrasound detections connect Receive probe, 16 control signal transmssion lines.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description;Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end " Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable Connection is unloaded, or is integrally connected, can be mechanical connection, is also possible to be electrically connected, can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements, for the ordinary skill in the art, can be specific Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
Please refer to Fig. 1-5, a kind of hardware stamping part molding procedure, comprising the following steps:
Step 1: pressing sheet material is placed, and is simply cleared up by staff press machine cover half first, press machine cover half For punch forming stent 3,3 lower end of punch forming stent is fixedly connected with pickup stamping equipment pedestal 1, and punch forming is fixed Press machine operation panel 2 is equipped on the left of mould 3,2 lower end of press machine operation panel is fixedly connected with pickup stamping equipment pedestal 1, by The press machine operation panel 2 added on pickup stamping equipment pedestal 1 is clear convenient for control to ultrasonic inspection probe and stamping equipment Except the residual pressing sheet material clast on press machine cover half, then pressing sheet material is placed on press machine cover half, waits ultrasound inspection It surveys;
Step 2: pressing sheet material pre-detection, after plate to be punched is placed on press machine cover half, staff starts ultrasound Detection probe, ultrasonic inspection probe include ultrasound detection transmitting probe 13 and ultrasound detection receiving transducer 15, and punch forming is fixed 3 upper end of mould is fixedly connected with multiple molding dynamic model slide bar columns 4, is equipped with punching press benchmark frame 6, punching press on the upside of punch forming stent 3 6 lower end of benchmark frame is fixedly connected with molding dynamic model slide bar column 4, and molding is equipped between punching press benchmark frame 6 and punch forming stent 3 Punching press dynamic model 5, molding punching press dynamic model 5 are slidably connected with molding dynamic model slide bar column 4, form there are two digging among punching press dynamic model 5 Ultrasound detection inclined hole, two ultrasound detection inclined holes are symmetrical arranged, and the ultrasound detection that ultrasound detection transmitting probe 13 is located at left side is oblique In hole, ultrasound detection receiving transducer 15 is located in the ultrasound detection inclined hole on right side, ultrasound detection transmitting probe 13 and ultrasound detection 15 upper end of receiving transducer is fixedly connected to control signal transmssion line 16, passes through ultrasonic inspection probe ultrasound detection transmitting probe 13 With ultrasound detection receiving transducer 15, convenient for punching press dynamic model to stamping material carry out punching press before stamping material is detected, from And underproof stamping material is found in advance, ultrasonic signal is issued by ultrasound emission end, emits short pulse into detected material Sound energy then monitors and analyzes the acoustic signals by reflection by ultrasound detection instrument to obtain testing result, thus by technology Personnel according to testing result judge the quality of pressing sheet material;
Step 3: pressing sheet material replacement will be removed from punching press cover half through the underproof pressing sheet material of ultrasound detection, be replaced It after new pressing sheet material, reuses ultrasonic detection equipment and quality testing is carried out to pressing sheet material, until pressing sheet material meets punching Molded standard;
Step 4: plate stamping molding starts stamping equipment by staff, and stamping equipment is punch forming cylinder 8, punching Digging among pressure benchmark frame 6 has pressurization through-hole, and pressurization through-hole is fixedly connected with punch forming cylinder 8, punch forming cylinder 8 or so Two sides are equipped with secondary punching press air-leg 7, and secondary punching press air-leg 7 is fixedly connected with punching press benchmark frame 6,8 upper end of punch forming cylinder It is fixedly connected with center appendix 10, center appendix 10 is fixedly connected with high-pressure pump, and 10 left and right sides of center appendix is Appendix 11 is divided equipped with extension, extension partial pressure 11 lower end of appendix is fixedly connected with punch forming cylinder 8, two extension partial pressures Appendix 11 is fixedly connected with two secondary punching press air-legs 7 respectively far from 8 one end of punch forming cylinder, under punch forming cylinder 8 End slidably connects punching piston bar 12, and 12 lower end of punching piston bar is fixedly connected with molding punching press dynamic model 5, passes through punch forming Extension on cylinder 8 divides appendix 11, and convenient for carrying out punch forming processing to pressing sheet material, punching press dynamic model is determined to close to punching press Mould side is mobile, presses pressing sheet material, making pressing sheet material, deformation occurs;
Step 5: punching press ultrasound pickup, staff start ultrasonic pick up facility, and ultrasonic pick up facility includes noise pickup First 14 and ultrasonic noise reduction loudspeaker 9,13 lower end of ultrasound detection transmitting probe is fixedly connected with noise pick-up head 14, and ultrasound detection connects It receives 15 lower ends of probe to be fixedly connected with ultrasonic noise reduction loudspeaker 9, passes through ultrasonic pick up facility noise pick-up head 14 and ultrasonic noise reduction Loudspeaker 9 plays sound identical with noise opposite in phase, amplitude convenient for passing through ultrasonic pick up facility output end via Dolby circuit Wave, to achieve the effect that active noise reduction, ultrasound detection transmitting probe 13 and 15 left and right ends of ultrasound detection receiving transducer are solid Surely it is connected with reed bayonet lock, molding punching press dynamic model 5 is dug close to reed bayonet lock one end firm card hole, consolidates card hole and reed card Pin matches, by the reed bayonet lock added in ultrasound detection transmitting probe 13 and 15 left and right ends of ultrasound detection receiving transducer and The stabilization card hole to match with reed bayonet lock, convenient for respectively to ultrasound detection transmitting probe 13 and ultrasound detection receiving transducer 15 into Row maintenance and installation, press machine operation panel 2 and control signal transmssion line 16 are electrically connected, two control signal transmssion line 16 difference It is electrically connected with ultrasound detection transmitting probe 13 and ultrasound detection receiving transducer 15, is electrically connected with ultrasound detection transmitting probe 13 Control signal transmssion line 16 and noise pick-up head 14 equally be electrically connected, with ultrasound detection receiving transducer 15 be electrically connected control Signal transmssion line 16 processed is equally electrically connected with ultrasonic noise reduction loudspeaker 9, is operated by control signal transmssion line 16 and press machine The electric connection of disk 2 operates press machine operation panel 2 convenient for technical staff and receives to ultrasound detection transmitting probe 13 and ultrasound detection Probe 15 is controlled, and noise pick-up head 14 and ultrasonic 9 lower end of noise reduction loudspeaker are fixedly connected to audio error correction Mike Wind, by the audio error correction microphone added in noise pick-up head 14 and ultrasonic 9 lower end of noise reduction loudspeaker, convenient for noise Inhibit audio signal to be modified, by the audio collection end acquisition noise audio signal of ultrasonic pick up facility, is transmitted to ultrasound and picks up In the Dolby circuit of sound equipment, passes through ultrasonic pick up facility output end via Dolby circuit and play and noise opposite in phase, amplitude Identical sound wave;
Step 6: the storage of punch forming finished product, staff is by the punch forming finished product after processing from stamping equipment cover half On remove, complete hardware stamping part molding procedure, may be implemented punching press dynamic model to stamping material carry out punching press before to punching press Material is detected, and convenient for finding underproof stamping material in advance, is reduced the production time wasted by substandard product, is improved The working efficiency of punch forming process, while using ultrasonic pick up facility, the noise generated to punch forming focuses on, Reduce influence of the noise generated in production process to operator, improves the safety of stamping parts production.
Control 16 outer end of signal transmssion line is fixedly connected with decompression acoustical cotton, decompression acoustical cotton and ultrasound detection inclined hole inner wall Fitting, by the decompression acoustical cotton added in control 16 outer end of signal transmssion line, convenient for being protected to control signal transmssion line 16 While shield, reduce the noise transmitted via control signal transmssion line 16, while can also be using ultrasonic wave as carrier signal, it will be through The modulates audio signals acquired by ultrasound detection transmitting probe 13 realize aerial directional transmissions into high-frequency signal, are based on The sound wave direction propagation technology of ultrasonic wave, the basic principle is that audible signal is modulated on ultrasonic carrier signal, and By ultrasonic transducer transmitting directional transmissions into decompression acoustical cotton.
The present invention may be implemented to detect stamping material before punching press dynamic model carries out punching press to stamping material, convenient for mentioning The preceding underproof stamping material of discovery, reduces the production time wasted by substandard product, improves the work of punch forming process Efficiency, while using ultrasonic pick up facility, the noise generated to punch forming focuses on, and reduces and generates in production process Influence of the noise to operator, improve the safety of stamping parts production.
The foregoing is intended to be a preferred embodiment of the present invention;But scope of protection of the present invention is not limited thereto. Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its It improves design and is subject to equivalent substitution or change, should be covered by the scope of protection of the present invention.

Claims (10)

1. a kind of hardware stamping part molding procedure, it is characterised in that: the following steps are included:
Step 1: pressing sheet material is placed, and is simply cleared up by staff press machine cover half first, removes press machine cover half On residual pressing sheet material clast, then pressing sheet material is placed on press machine cover half, wait ultrasound detection;
Step 2: pressing sheet material pre-detection, after plate to be punched is placed on press machine cover half, staff starts ultrasound detection Probe issues ultrasonic signal by ultrasound emission end, short pulse sound energy is emitted into detected material, then by ultrasound detection instrument Monitoring and analysis obtain testing result by the acoustic signals reflected, thus by technical staff according to testing result to pressed sheet The quality of material is judged;
Step 3: pressing sheet material replacement will remove from punching press cover half through the underproof pressing sheet material of ultrasound detection, more renew It after pressing sheet material, reuses ultrasonic detection equipment and quality testing is carried out to pressing sheet material, until pressing sheet material meets and strikes out The standard of type;
Step 4: plate stamping molding starts stamping equipment by staff, and punching press dynamic model is to close to one sidesway of punching press cover half It is dynamic, pressing sheet material is pressed, making pressing sheet material, deformation occurs;
Step 5: punching press ultrasound pickup, staff start ultrasonic pick up facility, are adopted by the audio collection end of ultrasonic pick up facility Collect noise audio signal, be transmitted in the Dolby circuit of ultrasonic pick up facility, it is defeated to pass through ultrasonic pick up facility via Dolby circuit Outlet plays sound wave identical with noise opposite in phase, amplitude;
Step 6: the storage of punch forming finished product, staff take the punch forming finished product after processing from stamping equipment cover half Under, complete the molding procedure of hardware stamping part.
2. a kind of hardware stamping part molding procedure according to claim 1, it is characterised in that: the punching press in the step 1 Machine cover half is punch forming stent (3), and punch forming stent (3) lower end is fixedly connected with pickup stamping equipment pedestal (1), press machine operation panel (2) are equipped on the left of the punch forming stent (3), press machine operation panel (2) lower end with pick up Sound stamping equipment pedestal (1) is fixedly connected.
3. a kind of hardware stamping part molding procedure according to claim 1 or 2, it is characterised in that: in the step 2 Ultrasonic inspection probe includes ultrasound detection transmitting probe (13) and ultrasound detection receiving transducer (15), the punch forming stent (3) upper end is fixedly connected with multiple molding dynamic model slide bar columns (4), is equipped with punching press benchmark on the upside of the punch forming stent (3) Frame (6), the punching press benchmark frame (6) lower end are fixedly connected with molding dynamic model slide bar column (4), the punching press benchmark frame (6) and punching Molding punching press dynamic model (5), the molding punching press dynamic model (5) and molding dynamic model slide bar column (4) are equipped between molded stent (3) It is slidably connected, there are two ultrasound detection inclined hole, two ultrasound detection inclined holes pair for cutting among the molding punching press dynamic model (5) Claim setting, the ultrasound detection transmitting probe (13) is located in the ultrasound detection inclined hole in left side, the ultrasound detection receiving transducer (15) in the ultrasound detection inclined hole on right side, on the ultrasound detection transmitting probe (13) and ultrasound detection receiving transducer (15) End is fixedly connected to control signal transmssion line (16).
4. a kind of hardware stamping part molding procedure according to claim 1 or 3, it is characterised in that: in the step 4 Stamping equipment is punch forming cylinder (8), and digging among the punching press benchmark frame (6) has pressurization through-hole, the pressurization through-hole and Punch forming cylinder (8) is fixedly connected, and is equipped with secondary punching press air-leg (7) at left and right sides of the punch forming cylinder (8), described Secondary punching press air-leg (7) is fixedly connected with punching press benchmark frame (6), and punch forming cylinder (8) upper end is fixedly connected with center Appendix (10), the center appendix (10) are fixedly connected with high-pressure pump, at left and right sides of the center appendix (10) Appendix (11) are divided equipped with extension, extension partial pressure appendix (11) lower end is fixedly connected with punch forming cylinder (8), and two A extension partial pressure appendix (11) is fixed with two secondary punching press air-legs (7) respectively far from punch forming cylinder (8) one end Connection, punch forming cylinder (8) lower end slidably connects punching piston bar (12), punching piston bar (12) lower end with Molding punching press dynamic model (5) is fixedly connected.
5. a kind of hardware stamping part molding procedure according to claim 1 or 3, it is characterised in that: surpass in the step 5 Sound pick up facility includes noise pick-up head (14) and ultrasonic noise reduction loudspeaker (9), ultrasound detection transmitting probe (13) lower end It is fixedly connected with noise pick-up head (14), ultrasound detection receiving transducer (15) lower end and ultrasonic noise reduction loudspeaker (9) are fixed Connection.
6. a kind of hardware stamping part molding procedure according to claim 3, it is characterised in that: the ultrasound detection transmitting is visited Head (13) and ultrasound detection receiving transducer (15) left and right ends are fixedly connected to reed bayonet lock, the molding punching press dynamic model (5) Digging close to reed bayonet lock one end has firm card hole, and the firm card hole matches with reed bayonet lock.
7. a kind of hardware stamping part molding procedure according to claim 1, it is characterised in that: the press machine operation panel (2) with control signal transmssion line (16) be electrically connected, two control signal transmssion lines (16) respectively with ultrasound detection transmitting probe (13) it is electrically connected with ultrasound detection receiving transducer (15), the control being electrically connected with ultrasound detection transmitting probe (13) is believed Number transmission line (16) and noise pick-up head (14) are equally electrically connected, described to be electrically connected with ultrasound detection receiving transducer (15) It controls signal transmssion line (16) and ultrasonic noise reduction loudspeaker (9) is equally electrically connected.
8. a kind of hardware stamping part molding procedure according to claim 3 or 5, it is characterised in that: the noise pick-up head (14) and ultrasonic noise reduction loudspeaker (9) lower end is fixedly connected to audio error correction microphone.
9. a kind of hardware stamping part molding procedure according to claim 3, it is characterised in that: the ultrasound detection transmitting is visited The specification of head (13) and ultrasound detection receiving transducer (15) is input 100V-240V/50Hz-60Hz, output 9V/1.5A, frequency Range is 0.5-20MHz of broadband.
10. a kind of hardware stamping part molding procedure according to claim 6, it is characterised in that: the control signal transmission Line (16) outer end is fixedly connected with decompression acoustical cotton, and the decompression acoustical cotton is bonded with ultrasound detection inclined hole inner wall.
CN201811026713.XA 2018-09-04 2018-09-04 Five metals stamping workpiece forming process Expired - Fee Related CN109351831B (en)

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CN114074141A (en) * 2020-08-21 2022-02-22 香港生产力促进局 Digital metal stamping device and method
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CN114074141A (en) * 2020-08-21 2022-02-22 香港生产力促进局 Digital metal stamping device and method
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