CN110369974A - A kind of sheet metal component processing technology - Google Patents

A kind of sheet metal component processing technology Download PDF

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Publication number
CN110369974A
CN110369974A CN201910801251.2A CN201910801251A CN110369974A CN 110369974 A CN110369974 A CN 110369974A CN 201910801251 A CN201910801251 A CN 201910801251A CN 110369974 A CN110369974 A CN 110369974A
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CN
China
Prior art keywords
sheet metal
metal component
flanging
squeeze station
piston cylinder
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Granted
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CN201910801251.2A
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CN110369974B (en
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不公告发明人
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Weihai Huaxing Electrical Equipment Co.,Ltd.
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周鹏
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Priority to CN201910801251.2A priority Critical patent/CN110369974B/en
Publication of CN110369974A publication Critical patent/CN110369974A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass

Abstract

The invention belongs to technical field of mechanical processing, specifically a kind of sheet metal component processing technology, including crushing block, squeeze station, mounting groove, height-regulating bolt, sliding groove and pumping piston cylinder;Sliding groove is offered at the top of the squeeze station;The pumping piston cylinder bottom is fixed in bottom side inside squeeze station lifting groove, and is evacuated piston cylinder sliding bar top and is fixed in bending platform bottom.The work of the pre-bend of sheet metal component and pressing is placed on the same processing equipment and carries out by the present invention, pre-bend first is carried out to sheet metal component by the bending sword at top, the side for the sheet metal component for needing flanging is first turned up, then the sheet metal component of pre-bend is placed on squeeze station and carries out extruding flanging, flanging acts one-pass molding, it avoids flanging surface and impression is in the presence of, the time required for flanging is shortened simultaneously, increase the processing efficiency to sheet metal component, disposable flanging molding, so that sheet metal component flanging substantially reduces a possibility that there is the problems such as pressing is incomplete.

Description

A kind of sheet metal component processing technology
Technical field
The invention belongs to technical field of mechanical processing, specifically a kind of sheet metal component processing technology.
Background technique
With industrialized process, the demand of machine components is also increasing, and wherein sheet metal component processing is critically important A part often may require that in the processing technology of sheet metal component and carry out flanging to the side of sheet metal component, special to meet sheet metal component Part function or appearance requirement, due to sheet metal component needed during flanging first to sheet metal component avris carry out pre-bend, Then pressing is carried out to crooked place to be allowed to form smooth flanging, but in current sheet metal component processing technology, usually by two Processing equipment needed for a step separates, and be segmented repeatedly pressing to sheet metal component side forms flanging, such design side Formula one side is unfavorable for improving the processing efficiency of sheet metal component, on the other hand due to the mode of multistage pressing, it is possible to cause metal plate The problems such as part surface indentation or incomplete pressing, finally, such design method is also unfavorable for reducing cost, it is unnecessary to cause Waste.
In view of these problems, it is enterprising that the work of the pre-bend of sheet metal component and pressing is placed on the same processing equipment by the present invention Row first carries out pre-bend to sheet metal component by the bending sword at top, the side for the sheet metal component for needing flanging is first turned up, so The sheet metal component of pre-bend is placed on squeeze station afterwards and carries out extruding flanging, flanging acts one-pass molding, avoids flanging surface and go out The situation of existing impression, while shortening the time required for flanging, increases the processing efficiency to sheet metal component, disposable flanging at There is a possibility that the problems such as pressing is incomplete in type, the probability and sheet metal component flanging for reducing flanging fault.
Summary of the invention
In order to make up for the deficiencies of the prior art, it solves the problems, such as, a kind of sheet metal component processing technology proposed by the present invention passes through The pre-bend process portion of metal plate flanging is placed on the same machine with crimping section and is carried out, and then increases sheet metal component processing effect Rate reduces cost, and the one-time formed mode of flanging greatly reduces the generation of flanging defective products.
The technical solution adopted by the present invention to solve the technical problems is: a kind of sheet metal component processing work of the present invention Skill, comprising the following steps:
S1: the processing such as tentatively being cut sheet metal component, flattened, so that needing the side of flanging unobstructed and keeping flat It is whole, the blocking in flanging by other positions is avoided, the quality of last sheet metal component flanging is influenced;
S2: measuring sheet metal component and sheet metal component is placed on the bending platform of flanging instrument, by auxiliary on instrument Localization tool is helped to position sheet metal component, after fixing sheet metal component, starting flanging instrument carries out pre-bend to sheet metal component, by metal plate Golden part needs the side of flanging first to bend out a sharp angle;
S3: the sheet metal component bent being taken out, is placed on the squeeze station of flanging instrument, and solid using the auxiliary on instrument Determine jig to be fixed, starting flanging instrument squeezes the side that sheet metal component has been bent, so that the side forms flanging;
S4: after the completion of flanging, sheet metal component being taken out, and carries out visually rank and precise measurement to sheet metal component, confirmation flanging is good Rate, the bad places such as the burr or impressions that formed to flanging are polished, squeeze or register again and scrap processing;
Wherein, flanging instrument used in S2, S3 of the present invention includes bending sword, bending platform, V-shaped groove, crushing block, extruding Platform further includes sliding groove and pumping piston cylinder;The bending sword is mounted on hydraulic cylinder bottom;Bending platform upper surface opens up There is V-shaped groove, and V-shaped groove position is corresponding with bending sword position;The bending platform is in inverted l-shaped structure, what bending platform upper end was stretched out Part is corresponding with one end at the top of squeeze station, and offers sliding groove in the opposite position at the top of squeeze station;The squeeze station The top other end offers lifting groove;Bending platform bottom is fixed at the top of hydraulic cylinder, and hydraulic cylinder bottom is fixed on extruding Bottom side inside the lifting groove of platform side;The pumping piston cylinder bottom is fixed in bottom side inside squeeze station lifting groove, and is evacuated and lives The sliding bar top of plug tube is fixed in bending platform bottom.In use, since sheet metal component needs first during flanging to metal plate Part avris carries out pre-bend, then carries out pressing to crooked place and is allowed to form smooth flanging, but current sheet metal component is processed In technique, usually processing equipment needed for two steps is separated, be segmented repeatedly pressing to sheet metal component side makes flanging Molding, on the one hand such design method is unfavorable for improving the processing efficiency of sheet metal component, on the other hand due to the side of multistage pressing Formula, it is possible to the problems such as causing sheet metal component surface indentation or incomplete pressing, finally, such design method is also unfavorable for dropping Low cost causes unnecessary waste.In view of these problems, the work of the pre-bend of sheet metal component and pressing is placed on together by the present invention It is carried out on one processing equipment, pre-bend first is carried out to sheet metal component by the bending sword at top, so that need the sheet metal component of flanging Side can first turn up, and the sheet metal component of pre-bend is then placed on squeeze station and carries out extruding flanging, and flanging acts one-pass molding, It avoids flanging surface and impression is in the presence of, while shortening the time required for flanging, increase the processing to sheet metal component Efficiency, disposable flanging molding, reduces the probability of flanging fault, so that the problems such as pressing is incomplete occurs in sheet metal component flanging Possibility substantially reduces.
Preferably, the inverted L-shaped inside bottom of the bending platform offers mounting groove;The mounting groove outer wall offers screw thread Through-hole, and mounting groove inner wall opposite position offers tapped blind hole;Tapped through hole is provided in the middle part of the crushing block, it is described to squeeze Briquetting is fixedly mounted on inside mounting groove by the way that the threaded hole inside bolt and mounting groove on two sidewalls is turned up;The crushing block Position it is corresponding with the sliding groove location at the top of squeeze station;Sliding groove both ends at the top of the squeeze station are provided with electronic push away Bar;The fixed block, which respectively corresponds, to be arranged on the inside of the electric pushrod at both ends, and thrust of the fixed block by electric pushrod; Steel wire is connected in fixation hole inside the fixed block, and steel wire both ends are connected to the corresponding fixation of two sides fixed block In hole, steel wire position is corresponding with the crushing block position of bending platform L shape inside bottom.In use, the processing for sheet metal component passes through The flanging situation of different form difference requirement, such as arc-shaped flanging special shape flanging can be often encountered, therefore to pre-bend After metal plate afterwards carries out flanging, it is fixed at the top of squeeze station, fixed block can be pushed to designated position by electric pushrod, auxiliary The positioning for helping sheet metal component, to sheet metal component carry out flanging, when need the flanging for carrying out special shape or have at sheet metal component flanging compared with When high part stops, crushing block of different shapes can be replaced, sheet metal component is squeezed, it can be on sheet metal component after the completion of flanging It leaves decorative pattern of different shapes and avoids being pressed onto other positions for not needing flanging, increase the applicability of machine, work as needs When carrying out arc-shaped flanging, the flexibility of steel wire can be relied on, steel wire both ends are each passed through to the corresponding hole location of two sides fixed block In, so that fixation with steel wire between the fixed block of two sides, the steel wire of different thicknesses is needed replacing according to difference, according to the thickness of sheet metal component Degree, steel wire can adjust height by the circular table aperture design of fixed block, fixed block are pushed to specific bit by electric pushrod It sets, and steel wire is pushed to sheet metal component side designated position, the side of pre-bend is supported, so that shape after the pressing of the side Arc-shaped flanging is completed at the circular arc of fixed shape, after the completion of flanging, pumps steel wire, in addition user can pass through replacement The shape of fixed block limits sheet metal component, and sheet metal component in bonding processes is prevented to be displaced, so that the flanging movement of sheet metal component is suitable Benefit carries out, so that sheet metal component of different shapes can carry out flanging by the instrument, further increases the applicability of the instrument, Also it can expand or reduce the range of flanging in use by adjusting the position of electric pushrod, so that large-scale metal plate While part can complete flanging, it is also possible that the sheet metal component flanging processing of smallclothes also can be carried out accurately.
Preferably, the crushing block bottom inside is provided with chamfering, and crushing block bottom outside is provided with fillet.It uses When, chamfer site can be avoided fixed block and contact with crushing block and influence flanging, avoids and the incomplete situation of flanging occurs, squeeze Due to contacting at first with sheet metal component on the outside of briquetting, the design of fillet can be avoided sheet metal component surface and impression occurs, improve flanging matter Amount.
Preferably, the squeeze station upper surface is provided with rough layer, increases the frictional force between squeeze station and sheet metal component.Make Used time, when sheet metal component is placed on squeeze station surface, since sheet metal component and squeeze station skin-friction force are enough, sheet metal component is not easy It is mobile, be conducive to the positioning of sheet metal component, crushing block is accurately squeezed, and in extrusion process, it is enough to rub Wiping power can prevent sheet metal component mobile, cooperate the limit of fixed block, guarantee that blank pressing technology is normally carried out, and can be improved flanging Quality avoids the occurrence of the flanging undesirable condition of Relative sliding.
Preferably, suction hole is provided at the top of the squeeze station, and suction hole passes through squeeze station internal porosity and snorkel It is communicated to inside the pumping piston cylinder of squeeze station lifting trench bottom, and being equipped in the middle part of the snorkel of the side only allows air-flow to pumping The Non-return air valve of gas piston cylinder internal flow;The pumping piston cylinder other side is connected inner air and the external world by snorkel It is logical, and the Non-return air valve for allowing air-flow to flow outward inside pumping piston cylinder is installed only in the middle part of the snorkel of the side.It uses When, it will drive the piston inside pumping piston cylinder when bending platform rises and rise, and be evacuated piston cylinder and be evacuated, due to taking out It is limited airflow into the middle part of the snorkel of gas piston cylinder side, then air-flow can only enter squeeze station from the suction hole at the top of squeeze station Inside is simultaneously entered inside pumping piston cylinder by snorkel, and air-flow can bring the metal fragment on squeeze station surface into the process It is stored inside pumping piston cylinder, has cleaning action to squeeze station surface, metal fragment is avoided to scratch sheet metal component surface, and Can also there be suction to sheet metal component in breathing process, the frictional force between sheet metal component and squeeze station be increased, so that sheet metal component More difficult sliding, when bending platform rises, pumping piston cylinder internal gas flow will be gushed out, since air inlet is provided with unidirectional gas Valve, therefore air-flow can only be flowed out from the other side, avoided air-flow and blown squeeze station surface sheet metal component, influence the processing of sheet metal component.
Preferably, the tapped through hole of the mounting groove outer wall at least there are two, and be respectively positioned in same horizontal line;It is described to squeeze At least two layers of tapped through hole of different height is provided in the middle part of briquetting, every layer of tapped through hole is respectively positioned in same horizontal line, and number Amount, size and location are corresponding with the tapped through hole of mounting groove outer wall.In use, due to being provided with electronic push away at the top of squeeze station The parts such as bar and fixed block, and the height of sheet metal component flanging position and depth are all different, and need basis during the pressing process The demand of sheet metal component to be laminated adjusts the height of crushing block, so that crushing block is without impinging on lower section electric pushrod and fixed block And while the non-stitching surface such as other components of metal plate surface, flanging accurately can be carried out to sheet metal component, therefore to metal plate Before golden part flanging, the fitting depth of crushing block can be adjusted, evade the non-stitching surface for being easy to be touched.
Beneficial effects of the present invention are as follows:
1. a kind of sheet metal component processing technology of the present invention can be led in use by the way that electric pushrod is arranged The position of adjustment electric pushrod is crossed, the range of flanging is expanded or reduce, while enabling large-scale sheet metal component to complete flanging, It is also possible that the sheet metal component flanging processing of smallclothes also can be carried out accurately, extrusion process one-pass molding considerably increases work Efficiency and the generation for reducing flanging defective products.
2. a kind of sheet metal component processing technology of the present invention is evacuated piston cylinder for the metal on squeeze station surface by setting Clast is brought into inside pumping piston cylinder and is stored, and has cleaning action to squeeze station surface, and metal fragment is avoided to scratch sheet metal component Surface, and can also have suction to sheet metal component in breathing process, the frictional force between sheet metal component and squeeze station is increased, is made The more difficult sliding of sheet metal component is obtained, when bending platform rises, pumping piston cylinder internal gas flow will be gushed out, since air inlet is arranged There is Non-return air valve, therefore air-flow can only be flowed out from the other side, avoids air-flow and blow squeeze station surface sheet metal component, influence sheet metal component Processing.
3. a kind of sheet metal component processing technology of the present invention, the chamfering by the way that crushing block bottom inside is arranged be can be avoided Sheet metal component surface contacts with right angle crushing block and forms impression or even form zone of fracture, on the outside of crushing block due at first with sheet metal component Contact, therefore the design of the fillet of crushing block bottom outside can be avoided sheet metal component surface and impression occurs, improve flanging quality.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is flow chart of the invention;
Fig. 2 is the main view that flanging instrument is used in the present invention;
Fig. 3 is the sectional arrangement drawing of crushing block of the present invention;
Fig. 4 is the sectional arrangement drawing of steel wire of the invention;
Fig. 5 is the sectional arrangement drawing of pumping piston cylinder of the invention;
Fig. 6 is the cross-sectional view of pumping piston cylinder of the invention;
In figure: bending platform 2, V-shaped groove 3, mounting groove 4, crushing block 5, bolt 6, squeeze station 7, sliding groove is turned up in bending sword 1 8, electric pushrod 9, steel wire 10, fixed block 11, pumping piston cylinder 12, Non-return air valve 13.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 6, a kind of sheet metal component processing technology of the present invention, comprising the following steps:
S1: the processing such as tentatively being cut sheet metal component, flattened, so that needing the side of flanging unobstructed and keeping flat It is whole, the blocking in flanging by other positions is avoided, the quality of last sheet metal component flanging is influenced;
S2: measuring sheet metal component and sheet metal component is placed on the bending platform of flanging instrument, by auxiliary on instrument Localization tool is helped to position sheet metal component, after fixing sheet metal component, starting flanging instrument carries out pre-bend to sheet metal component, by metal plate Golden part needs the side of flanging first to bend out a sharp angle;
S3: the sheet metal component bent being taken out, is placed on the squeeze station of flanging instrument, and solid using the auxiliary on instrument Determine jig to be fixed, starting flanging instrument squeezes the side that sheet metal component has been bent, so that the side forms flanging;
S4: after the completion of flanging, sheet metal component being taken out, and carries out visually rank and precise measurement to sheet metal component, confirmation flanging is good Rate, the bad places such as the burr or impressions that formed to flanging are polished, squeeze or register again and scrap processing;
Wherein, flanging instrument used in S2, S3 of the present invention includes bending sword 1, bending platform 2, V-shaped groove 3, crushing block 5, squeezes It presents a theatrical performance as the last item on a programme 7, further includes sliding groove 8 and pumping piston cylinder 12;The bending sword 1 is mounted on hydraulic cylinder bottom;On the bending platform 2 Surface offers V-shaped groove 3, and 3 position of V-shaped groove is corresponding with 1 position of bending sword;The bending platform 2 is in inverted l-shaped structure, bending The part that 2 upper end of platform is stretched out is corresponding with 7 top one end of squeeze station, and 7 top of squeeze station offers cunning in the opposite position Dynamic slot 8;The 7 top other end of squeeze station offers lifting groove;2 bottom of bending platform is fixed at the top of hydraulic cylinder, and liquid Cylinder pressure bottom is fixed on bottom side inside the lifting groove of 7 side of squeeze station;12 bottom of pumping piston cylinder is fixed in 7 liters of squeeze station Bottom side inside slot drops, and the sliding bar top for being evacuated piston cylinder 12 is fixed in 2 bottom of bending platform.In use, since sheet metal component exists It needs first to carry out pre-bend to sheet metal component avris during flanging, pressing then is carried out to crooked place and is allowed to form smooth pressure Side, but in current sheet metal component processing technology, usually separate processing equipment needed for two steps, to sheet metal component side Be segmented repeatedly pressing forms flanging, and on the one hand such design method is unfavorable for improving the processing efficiency of sheet metal component, separately On the one hand due to the mode of multistage pressing, it is possible to the problems such as causing sheet metal component surface indentation or incomplete pressing, finally, this The design method of sample is also unfavorable for reducing cost, causes unnecessary waste.In view of these problems, the present invention is by the pre- of sheet metal component The work of bending and pressing, which is placed on the same processing equipment, to be carried out, and first carries out pre-bend to sheet metal component by the bending sword 1 at top, The side for the sheet metal component for needing flanging is first turned up, the sheet metal component of pre-bend is then placed on squeeze station 7 and is squeezed Flanging is pressed, flanging acts one-pass molding, when avoiding flanging surface and impression be in the presence of, while shortening required for flanging Between, the processing efficiency to sheet metal component is increased, disposable flanging molding reduces the probability of flanging fault, so that sheet metal component pressure A possibility that the problems such as side appearance pressing is incomplete, substantially reduces.
As one embodiment of the present invention, the inverted L-shaped inside bottom of the bending platform 2 offers mounting groove 4;It is described 4 outer wall of mounting groove offers tapped through hole, and 4 inner wall opposite position of mounting groove offers tapped blind hole;In the crushing block 5 Portion is provided with tapped through hole, and the crushing block 5 is fixed by the threaded hole being turned up on bolt 6 and 4 inside two sidewalls of mounting groove It is mounted on inside mounting groove 4;Threaded hole inside the crushing block 5 is at least arranged two layers, and every layer of screw thread of same horizontal line Hole at least there are two;The position of the crushing block 5 is corresponding with 8 position of sliding groove at 7 top of squeeze station;The squeeze station 7 pushes up 8 both ends of sliding groove in portion are provided with electric pushrod 9;The fixed block 11 respectively corresponds 9 inside of electric pushrod that both ends are arranged in, And thrust of the fixed block 11 by electric pushrod 9;Steel wire 10, and steel are connected in fixation hole inside the fixed block 11 10 both ends of silk are connected in the corresponding fixation hole of two sides fixed block 11,10 position of steel wire and bending platform 2L shape inside bottom 5 position of crushing block it is corresponding.In use, being frequently encountered the flanging feelings of different form difference requirement for the processing of sheet metal component Condition, such as arc-shaped flanging special shape flanging, therefore after carrying out flanging to the metal plate after pre-bend, it is fixed in extruding Fixed block 11 can be pushed to designated position, assist the positioning of sheet metal component, press sheet metal component by 7 top of platform, electric pushrod 9 Side can replace different shape when needing the flanging for carrying out special shape or having the blocking of higher part at sheet metal component flanging Crushing block 5, sheet metal component is squeezed, decorative pattern of different shapes can be left on sheet metal component and avoids pressing after the completion of flanging The position that flanging is not needed to other increases the applicability of machine, when needing to carry out arc-shaped flanging, can rely on steel wire 10 both ends of steel wire are each passed through in the corresponding hole location of two sides fixed block 11 by 10 flexibility, so that steel wire 10 is fixed on two sides Between fixed block 11, the steel wire 10 of different thicknesses is needed replacing according to difference, according to the thickness of sheet metal component, steel wire can be by solid The circular table aperture design adjustment height for determining block, is pushed to designated position for fixed block 11 by electric pushrod 9, and steel wire 10 is pushed away It is sent to sheet metal component side designated position, the side of pre-bend is supported, so that forming fixed shape after the pressing of the side Circular arc completes arc-shaped flanging, after the completion of flanging, pumps steel wire 10, and in addition user can pass through replacement fixed block 11 Shape limits sheet metal component, and sheet metal component in bonding processes is prevented to be displaced, so that the flanging movement of sheet metal component is gone on smoothly, makes Obtaining sheet metal component of different shapes can carry out flanging by the instrument, further increase the applicability of the instrument, use Also it can expand or reduce the range of flanging in journey by adjusting the position of electric pushrod 9, enable large-scale sheet metal component complete While at flanging, it is also possible that the sheet metal component flanging processing of smallclothes also can be carried out accurately.
As one embodiment of the present invention, 5 bottom inside of crushing block is provided with chamfering, and 5 bottom of crushing block Outside is provided with fillet.It is contacted with crushing block 5 in use, chamfer site can be avoided fixed block 11 and influences flanging, avoided There is the incomplete situation of flanging, due to contacting at first with sheet metal component, the design of fillet can be avoided sheet metal component in crushing block 5 outside There is impression in surface, improves flanging quality.
As one embodiment of the present invention, 7 upper surface of squeeze station is provided with rough layer, increase squeeze station 7 with Frictional force between sheet metal component.In use, when sheet metal component is placed on 7 surface of squeeze station, due to sheet metal component and 7 surface of squeeze station Frictional force is enough, and sheet metal component is not easily moveable, is conducive to the positioning of sheet metal component, and crushing block 5 is accurately squeezed, and And in extrusion process, enough frictional force can prevent sheet metal component mobile, cooperate the limit of fixed block 11, guarantee blank pressing technology It is normally carried out, and can be improved flanging quality, avoid the occurrence of the flanging undesirable condition of Relative sliding.
As one embodiment of the present invention, suction hole is provided at the top of the squeeze station 7, and suction hole passes through extruding 7 internal porosity of platform and snorkel are communicated to squeeze station 7 and go up and down inside the pumping piston cylinder 12 of trench bottom, and in the snorkel of the side Portion, which is equipped with, only allows air-flow to the Non-return air valve 13 of pumping 12 internal flow of piston cylinder;12 other side of pumping piston cylinder is logical It crosses snorkel inner air is in communication with the outside, and being equipped in the middle part of the snorkel of the side only allows air-flow from pumping piston cylinder 12 The Non-return air valve 13 that inside is flowed outward.In use, will drive when bending platform 2 rises on the piston inside pumping piston cylinder 12 It rises, and is evacuated piston cylinder 12 and is evacuated, limited airflow into the middle part of the snorkel due to being evacuated 12 side of piston cylinder, then gas Stream can only enter 7 inside of squeeze station from the suction hole at 7 top of squeeze station and be entered inside pumping piston cylinder 12 by snorkel, Metal fragment on 7 surface of squeeze station can be brought into inside pumping piston cylinder 12 and be stored by air-flow during this, to 7 table of squeeze station There is cleaning action in face, avoids metal fragment from scratching sheet metal component surface, and can also have suction work to sheet metal component in breathing process With, the frictional force between sheet metal component and squeeze station 7 is increased, so that the more difficult sliding of sheet metal component, when bending platform 2 rises, pumping 12 internal gas flow of gas piston cylinder will be gushed out, and since air inlet is provided with Non-return air valve 13, air-flow can only be from another effluent Out, it avoids air-flow and blows squeeze station surface sheet metal component, influence the processing of sheet metal component.
As one embodiment of the present invention, the tapped through hole of 4 outer wall of mounting groove at least there are two, and be respectively positioned on In same horizontal line;At least two layers of tapped through hole of different height, the equal position of every layer of tapped through hole are provided in the middle part of the crushing block 5 In in same horizontal line, and quantity, size and location are corresponding with the tapped through hole of 4 outer wall of mounting groove.In use, due to squeezing 7 tops of presenting a theatrical performance as the last item on a programme are provided with the parts such as electric pushrod 9 and fixed block 11, and the height of sheet metal component flanging position and depth not phase Together, the demand according to sheet metal component to be laminated is needed during the pressing process, the height of crushing block 5 is adjusted, so that crushing block 5 is not It, can be accurate while encountering lower section electric pushrod 9 and the non-stitching surface such as fixed block 11 and other components of metal plate surface Flanging is carried out to sheet metal component, therefore before to sheet metal component flanging, the fitting depth of crushing block 5 can be adjusted, evade appearance The non-stitching surface easily touched.
In use, since sheet metal component needs first to carry out pre-bend to sheet metal component avris during flanging, then to curved Folding position carries out pressing and is allowed to form smooth flanging, but in current sheet metal component processing technology, usually by two step institutes The processing equipment needed separates, and be segmented repeatedly pressing to sheet metal component side forms flanging, and such design method is on the one hand It is unfavorable for improving the processing efficiency of sheet metal component, on the other hand due to the mode of multistage pressing, it is possible to sheet metal component surface be caused to press The problems such as trace or incomplete pressing, finally, such design method is also unfavorable for reducing cost, cause unnecessary waste. In view of these problems, the work of the pre-bend of sheet metal component and pressing is placed on the same processing equipment and carries out by the present invention, first by The bending sword 1 at top carries out pre-bend to sheet metal component, and the side for the sheet metal component for needing flanging is first turned up, then will be pre- The sheet metal component of bending is placed on squeeze station 7 and carries out extruding flanging, and flanging acts one-pass molding, avoids flanging surface and impression occur Situation, while shortening the time required for flanging, increase the processing efficiency to sheet metal component, disposable flanging molding, drop The probability of low flanging fault, so that sheet metal component flanging substantially reduces a possibility that there is the problems such as pressing is incomplete.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle It is fixed.

Claims (6)

1. a kind of sheet metal component processing technology, which comprises the following steps:
S1: the processing such as tentatively being cut sheet metal component, flattened, so that need the side of flanging unobstructed and keep smooth, The blocking in flanging by other positions is avoided, the quality of last sheet metal component flanging is influenced;
S2: measuring sheet metal component and sheet metal component is placed on the bending platform of flanging instrument, fixed by the auxiliary on instrument Position jig positions sheet metal component, and after fixing sheet metal component, starting flanging instrument carries out pre-bend to sheet metal component, by sheet metal component The side of flanging is needed first to bend out a sharp angle;
S3: the sheet metal component bent is taken out, is placed on the squeeze station of flanging instrument, and controlled using being auxiliarily fixed on instrument Tool is fixed, and starting flanging instrument squeezes the side that sheet metal component has been bent, so that the side forms flanging;
S4: after the completion of flanging, sheet metal component being taken out, and carries out visually rank and precise measurement to sheet metal component, confirms flanging yield, right The bad places such as burr or impression that flanging is formed are polished, squeeze or register again and scrap processing;
Wherein, flanging instrument used in S2, S3 of the present invention includes bending sword (1), bending platform (2), V-shaped groove (3), crushing block (5), squeeze station (7) further include sliding groove (8) and pumping piston cylinder (12);The bending sword (1) is mounted on hydraulic cylinder bottom Portion;Bending platform (2) upper surface offers V-shaped groove (3), and V-shaped groove (3) position is corresponding with bending sword (1) position;It is described Bending platform (2) is in inverted l-shaped structure, and the part that bending platform (2) upper end is stretched out is corresponding with one end at the top of squeeze station (7), and is squeezed Sliding groove (8) are offered in the opposite position at the top of platform (7);The other end offers lifting groove at the top of the squeeze station (7);Institute It states bending platform (2) bottom to be fixed at the top of hydraulic cylinder, and hydraulic cylinder bottom is fixed on the lifting groove inner bottom of squeeze station (7) side Side;Pumping piston cylinder (12) bottom is fixed in bottom side inside squeeze station (7) lifting groove, and is evacuated the sliding of piston cylinder (12) Bar top is fixed in bending platform (2) bottom.
2. a kind of sheet metal component processing technology according to claim 1, it is characterised in that: in the inverted L-shaped of the bending platform (2) Side bottom offers mounting groove (4);Mounting groove (4) the outer wall bottom end offers tapped through hole, and mounting groove (4) inner wall is opposite Position is answered to offer tapped blind hole;Tapped through hole is provided in the middle part of the crushing block (5), the crushing block (5) is by being turned up spiral shell It is internal that threaded hole on bolt (6) and the internal two sidewalls of mounting groove (4) is fixedly mounted on mounting groove (4);The crushing block (5) Position is corresponding with sliding groove (8) position at the top of squeeze station (7);Sliding groove (8) both ends setting at the top of the squeeze station (7) There are electric pushrod (9);The fixed block (11), which respectively corresponds, to be arranged on the inside of the electric pushrod (9) at both ends, and fixed block (11) Thrust by electric pushrod (9);It is connected with steel wire (10) in the internal fixation hole of the fixed block (11), and steel wire (10) both ends are connected in the corresponding fixation hole of two sides fixed block (11), in steel wire (10) position and bending platform (2) L shape Crushing block (5) position of side bottom is corresponding.
3. a kind of sheet metal component processing technology according to claim 2, it is characterised in that: crushing block (5) bottom inside It is provided with chamfering, and crushing block (5) bottom outside is provided with fillet.
4. a kind of sheet metal component processing technology according to claim 3, it is characterised in that: squeeze station (7) upper surface is set It is equipped with rough layer, increases the frictional force between squeeze station (7) and sheet metal component.
5. a kind of sheet metal component processing technology according to claim 4, it is characterised in that: setting at the top of the squeeze station (7) There is suction hole, and suction hole is communicated to the pumping that squeeze station (7) go up and down trench bottom by squeeze station (7) internal porosity and snorkel Piston cylinder (12) is internal, and being equipped in the middle part of the snorkel of the side only allows air-flow to the list of pumping piston cylinder (12) internal flow To air valve (13);Inner air is in communication with the outside by the pumping piston cylinder (12) other side by snorkel, and the side is logical The Non-return air valve (13) for only air-flow being allowed to flow outward inside pumping piston cylinder (12) is installed in the middle part of tracheae.
6. a kind of sheet metal component processing technology according to claim 1, it is characterised in that: the spiral shell of mounting groove (4) outer wall Line through-hole at least there are two, and be respectively positioned in same horizontal line;At least the two of different height is provided in the middle part of the crushing block (5) Layer tapped through hole, every layer of tapped through hole be respectively positioned in same horizontal line, and quantity, size and location with mounting groove (4) outer wall Tapped through hole it is corresponding.
CN201910801251.2A 2019-08-28 2019-08-28 Sheet metal part machining process Active CN110369974B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0924421A (en) * 1995-07-13 1997-01-28 Susumu Kawano Lower die for press blake and its holder
CN201088992Y (en) * 2007-06-28 2008-07-23 杭宜银 Double-bending combination die
CN201231284Y (en) * 2008-08-05 2009-05-06 张迎年 Ultra-long integration double-fold die
US20090255313A1 (en) * 2008-04-09 2009-10-15 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Bending die
CN101559455A (en) * 2008-04-18 2009-10-21 鸿富锦精密工业(深圳)有限公司 Coiling mould
CN204892625U (en) * 2015-09-02 2015-12-23 马鞍山市国菱机械刃模有限公司 Pneumatics mould of bending that flattens

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0924421A (en) * 1995-07-13 1997-01-28 Susumu Kawano Lower die for press blake and its holder
CN201088992Y (en) * 2007-06-28 2008-07-23 杭宜银 Double-bending combination die
US20090255313A1 (en) * 2008-04-09 2009-10-15 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Bending die
CN101559455A (en) * 2008-04-18 2009-10-21 鸿富锦精密工业(深圳)有限公司 Coiling mould
CN201231284Y (en) * 2008-08-05 2009-05-06 张迎年 Ultra-long integration double-fold die
CN204892625U (en) * 2015-09-02 2015-12-23 马鞍山市国菱机械刃模有限公司 Pneumatics mould of bending that flattens

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