CN102069368B - Method for processing precision device - Google Patents

Method for processing precision device Download PDF

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Publication number
CN102069368B
CN102069368B CN2010105776222A CN201010577622A CN102069368B CN 102069368 B CN102069368 B CN 102069368B CN 2010105776222 A CN2010105776222 A CN 2010105776222A CN 201010577622 A CN201010577622 A CN 201010577622A CN 102069368 B CN102069368 B CN 102069368B
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CN
China
Prior art keywords
welded
small pieces
solder joint
unit
processing
Prior art date
Application number
CN2010105776222A
Other languages
Chinese (zh)
Other versions
CN102069368A (en
Inventor
钱晓晨
骆兴顺
Original Assignee
苏州和林精密科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 苏州和林精密科技有限公司 filed Critical 苏州和林精密科技有限公司
Priority to CN2010105776222A priority Critical patent/CN102069368B/en
Priority claimed from PCT/CN2011/000162 external-priority patent/WO2012075660A1/en
Publication of CN102069368A publication Critical patent/CN102069368A/en
Application granted granted Critical
Publication of CN102069368B publication Critical patent/CN102069368B/en

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Abstract

The invention discloses a method for processing a precision device. The method comprises the following steps of: (1) manufacturing units to be welded, namely manufacturing a plurality of sheet units to be welded which have the same cross-section shape; (2) setting auxiliary welding spots, namely forming the auxiliary welding spots on the surfaces to be welded of at least one part of units to be welded; (3) stacking, namely stacking the plurality of units to be welded to ensure that the auxiliary welding spots exist between every two adjacent units to be welded; and 4) welding, namely melting the auxiliary welding spots, and welding a stacked device to be welded. The disadvantages of the prior art are solved, and the method for processing the precision device in which processing strength and accuracy are high is provided.

Description

A kind of accurate device processing method
Technical field
The present invention relates to a kind of accurate device processing method.
Background technology
Precision Machining problem to be solved, the one, machining accuracy comprises form and position tolerance, dimensional accuracy and surface appearance, it also is this very corn of a subject that free of surface defects is arranged sometimes; The 2nd, working (machining) efficiency, some processing can obtain high machining precision, but is difficult to obtain high working (machining) efficiency.
In the prior art,, mainly take two kinds of manufactures now for the parts of thickness outside the punching press scope:
(1) stamp out the plurality of sheet-like parts, on each sheet component, get the riveting point, the method through lamination riveted joint realizes that also there is the defective of self in this technology simultaneously, its defective be mainly following some:
1. the riveting intensity of product is not enough, in later process, can separate;
2. the size of product does not reach requirement;
3. can't reach requirement after the miniaturization of products.
Realize through mach method that (2) limitation of this processing method is bigger, be mainly following some:
1. processing dimension is unstable:
2. surperficial burr is big;
3. process velocity is slow;
4. processing charges are expensive.
Summary of the invention
In order to overcome the deficiency that prior art exists, the object of the present invention is to provide a kind of accurate device processing method that intensity is good, precision is high of processing.
For reaching above purpose, the invention provides a kind of accurate device processing method, comprise the steps:
(1) unit to be welded manufacturing step is made the identical sheet of a plurality of shape of cross sections unit to be welded;
(2) help solder joint that step is set, on to be welded of part unit to be welded at least, form and help solder joint;
(3) stacking procedure piles up a plurality of unit to be welded, makes to be provided with between every adjacent two unit to be welded to help solder joint;
(4) welding step makes and helps solder joint to melt, and the device to be welded that has piled up is welded.
Further improvement of the present invention is that welding method is an electric resistance welding in the described welding step.
Further improvement of the present invention is that described unit to be welded forms through impact style.
Further improvement of the present invention is that the described solder joint that helps passes through impact style formation.
Further improvement of the present invention is, the described lower surface that helps solder joint to be formed at unit to be welded.
Further improvement of the present invention is, the described upper surface that helps solder joint to be formed at unit to be welded.
The invention has the beneficial effects as follows: owing to adopted above technical scheme, the present invention can solve existing problem preferably, is that a kind of intensity is high, and machining accuracy is high, efficiently the accurate device processing method.
The specific embodiment
Set forth in detail in the face of preferred embodiment of the present invention down, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
A kind of accurate device processing method comprises the steps
(1) unit to be welded manufacturing step is made the identical sheet of a plurality of shape of cross sections unit to be welded through impact style;
(2) help solder joint that step is set, punching press forms and helps solder joint on to be welded of part unit to be welded at least;
(3) stacking procedure piles up a plurality of unit to be welded, makes to be provided with between every adjacent two unit to be welded to help solder joint;
(4) welding step, the method for use electric resistance welding make and help solder joint to melt, and the device to be welded that has piled up is welded.
Operation principle of the present invention below is detailed.
In the present embodiment, be example, operation principle of the present invention is detailed to produce the product that is welded together to form after a kind of panel stack by six hollows.
This product comprises the small pieces of six hollows, and the small pieces shape of cross section and the area of each position in vertical direction are identical, and the cross section inward flange of each small pieces is the rectangle of band fillet, and outward flange is a polygon.Certainly in order to cooperate the shape of product, the shape of cross section of each small pieces and area can be inequality, just can weld through the explanation among the present invention as long as have contacted plane to be welded between every adjacent two small pieces.
Small pieces pass through precise punch forming; In the process of punching press; Also on small pieces, be formed with the solder joint that helps downward vertically, each product comprises first small pieces, second small pieces, the 3rd small pieces, the 4th small pieces, the 5th small pieces and the 6th small pieces that stack gradually from top to bottom, because first small pieces are be positioned at product nethermost; And help solder joint to extending below; In order to prevent to help solder joint that product and workbench are welded because of being provided with on first small pieces, when punching press, first small pieces of each product not punching press help solder joint.
Two punching press stations are set in the present embodiment; First punching press station stamps out the shape of small pieces on strip; Be positioned at second punching press station behind this station helps solder joint on small pieces punching press; Second punching press do not carried out punching press to first small pieces, and promptly second punching press station stamping stopped for 5 times 1 time, and six small pieces finally accomplishing on same coiled strip band this product all stamp out.
Certainly can also use two coiled strip bands to accomplish this operation, the punching press of first volume strip has and helps the solder joint small pieces, and punching press is not with the small pieces that help solder joint on the second coiled strip band.The mode that helps solder joint to form does not limit protection scope of the present invention.
When stacking procedure, present embodiment uses a blanking units, small pieces is carried out die-cut, also uses a material to receive and stack device carries out the reception of small pieces and piles up.Blanking units carries out directly over the strip die-cut; After small pieces receive the flush shear force of blanking units, motion downward vertically, small pieces are fallen in material reception and the stack device; Because present embodiment small pieces inner hollow; So the material in the corresponding present embodiment receives and stack device comprises the carrier bar that is complementary with small pieces inward flange shape, carrier bar passes small pieces inside, and the position of small pieces is fixed.After carrier bar has received 6 small pieces, 6 small pieces being stacked on the carrier bar from top to bottom.Certainly can also take other mode to receive and fixing small pieces, like the groove shape thing of inner hollow.
Same carrier bar has received six by behind the die-cut small pieces that get off, and material receives with stack device and moves to the welder place, and welder is to six small pieces loading currents, and the method through electric resistance welding welds together six small pieces.Because the solder joint that helps of the small pieces in the present embodiment is to form through punching press; So on the chip upper surface that helps the solder joint corresponding position of small pieces, be formed with shape and the pit that helps the solder joint shape to be complementary; When heavy current through out-of-date; The helping solder joint to melt and flow in the slit and pit that contacts between small pieces of per two adjacent dice, the connection of having reinforced each small pieces, and the contact-making surface of adjacent two small pieces to be welded is combined closely; Deflection to product is little, can form the very high product of required precision.
After welding sequence is accomplished, can also the finished product after the welding be detected, like the detection height, roughness, levelness, perpendicularity etc., the finished product detection device is merely height detecting device in the present embodiment, only detects the height of finished product.In order to realize the detection of other kinds, can set up different detection equipment, the difference of checkout equipment should not limit protection scope of the present invention.
After detecting operation and accomplishing, receive and stack device takes off and gets final product from material detecting qualified finished product.
Can find out through above embodiment, the present invention be a kind ofly realize full-automatic producing, accurate device processing method efficiently.
Above embodiment only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the people that is familiar with this technology understand content of the present invention and implements; Can not limit protection scope of the present invention with this, all equivalences that spirit is done according to the present invention change or modification all is encompassed in protection scope of the present invention.

Claims (6)

1. an accurate device processing method is characterized in that: comprise the steps
(1) unit to be welded manufacturing step is made the identical sheet of a plurality of shape of cross sections unit to be welded;
(2) help solder joint that step is set, on to be welded of part unit to be welded at least, form and help solder joint;
(3) stacking procedure piles up a plurality of unit to be welded, makes to be provided with between every adjacent two unit to be welded to help solder joint;
(4) welding step makes and helps solder joint to melt, and the unit to be welded that has piled up is welded.
2. accurate device processing method according to claim 1 is characterized in that: welding method is an electric resistance welding in the described welding step.
3. accurate device processing method according to claim 1 is characterized in that: described unit to be welded forms through impact style.
4. accurate device processing method according to claim 1 is characterized in that: the described solder joint that helps passes through impact style formation.
5. accurate device processing method according to claim 1 is characterized in that: the described lower surface that helps solder joint to be formed at unit to be welded.
6. accurate device processing method according to claim 1 is characterized in that: the described upper surface that helps solder joint to be formed at unit to be welded.
CN2010105776222A 2010-12-07 2010-12-07 Method for processing precision device CN102069368B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010105776222A CN102069368B (en) 2010-12-07 2010-12-07 Method for processing precision device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010105776222A CN102069368B (en) 2010-12-07 2010-12-07 Method for processing precision device
PCT/CN2011/000162 WO2012075660A1 (en) 2010-12-07 2011-01-30 Automatic stacking and welding process method and apparatus for micro iron cores

Publications (2)

Publication Number Publication Date
CN102069368A CN102069368A (en) 2011-05-25
CN102069368B true CN102069368B (en) 2012-05-23

Family

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Application Number Title Priority Date Filing Date
CN2010105776222A CN102069368B (en) 2010-12-07 2010-12-07 Method for processing precision device

Country Status (1)

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406393A (en) * 1981-03-23 1983-09-27 Rockwell International Corporation Method of making filamentary reinforced metallic structures
US5479705A (en) * 1992-05-01 1996-01-02 Rolls-Royce Plc Method of manufacturing an article by superplastic forming and diffusion bonding
JP4357940B2 (en) * 2003-06-09 2009-11-04 パナソニック株式会社 Mounting board manufacturing method
CN101439451A (en) * 2007-11-22 2009-05-27 苏州达方电子有限公司 Welding device and welding method
CN101590564A (en) * 2009-07-03 2009-12-02 西安曼海特工业技术有限公司 The welding procedure of a kind of novel copper strips and aluminium strip

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