CN103464614A - Die set special for producing junction box - Google Patents
Die set special for producing junction box Download PDFInfo
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- CN103464614A CN103464614A CN2013104648748A CN201310464874A CN103464614A CN 103464614 A CN103464614 A CN 103464614A CN 2013104648748 A CN2013104648748 A CN 2013104648748A CN 201310464874 A CN201310464874 A CN 201310464874A CN 103464614 A CN103464614 A CN 103464614A
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Abstract
The invention discloses a die set special for producing a junction box. As for the junction box which is produced by applying the die set, the lower surface is a square with a plurality of round punched holes, one edge of the square extends upwards, the extending portion is provided with a round punched hole, two edges adjacent to the extending portion respectively extend upward, the extending lengths are sequentially increased from the edge opposite to the extending edge, and the extending portions of the two edges are respectively provided with two horizontal semi-circles respectively provided with a round punched hole. According to the order of priority of the production technology of the die set special for producing the junction box, the die set special for producing the junction box comprises a blanking die, a drawing die, a trimming die, an upper-surface punching die, an upper-surface burring die, a side-surface punching die and a side-surface burring die. When the die set special for producing the junction box is applied, in a stretching process, blank holder force is stable, and the surfaces of finished products are smooth; service life of the trimming die for the junction box is prolonged, and edges of the punched holes doe not have burrs; plane abrasion frequency of the edge of a male die is reduced, and the number of deformed and cracked workpieces in a machining process is reduced.
Description
Technical field
The present invention relates to a kind of mechanical workpieces production, relate in particular to a kind of production particular manufacturing craft group of terminal box.
Background technology
The terminal box that our factory is produced, the process of plate comprises stretching, trimming, punching, hole flanging, rushes side opening, turns over side opening.In prior art, stretching is as the technique of outbalance in the manufacture process of terminal box, determined the quality of Workpiece shaping quality, the mobility of improving material becomes the important process content of designing and making drawing die, and our factory is in the draw stage of terminal box, adopt mould and the technique of existing structure, there will be benchmark unstable, act on the pressure-pad-force skewness on blank holder, the problem that pressure-pad-force is stable not, easily cause workpiece obvious concavo-convex vestige to occur, smoothness is low; Existing shaving die complex structure, positioning precision is not high, causes Product Precision not guarantee, and affects the service life of shaving die, has reduced operating efficiency, has strengthened factory cost; Existing punching die and punching technology, the edge of going out hole is prone to burr, and surface becomes coarse because of impulse force, punching for a long time, can cause the punch cutting edge to be worn, when the degree of wear is larger, also can make the workpiece of producing produce burr, surface flatness reduces, for guaranteeing product quality, the punch cutting edge needs plain grinding to put the first edge on a knife or a pair of scissors, punch cutting edge plain grinding puts the first edge on a knife or a pair of scissors, and has strengthened workman's working strength, has lost the production time, reduce operating efficiency, increased entreprise cost; In existing hole flanging technology, hole flanging processing easily causes distortion, breaks, and has the shortcomings such as accurate positioning deficiency, has reduced the production efficiency of product.
Summary of the invention
The problems referred to above that exist for solving prior art, the present invention adopts microalloy Cr12MoV as the mould materials, at the materials heat treatment stages, changes original heat treatment parameter, has improved its quenching degree; Design and improve the structure of terminal box production mould, with reasonability and the stability that increases monolateral gap, reduce cutting edge plain grinding frequency, solve the pressure-pad-force skewness, the edge of going out hole is prone to burr, and the mould positioning precision, because of the impulse force problem such as coarse that becomes, is improved in surface.
Apply the terminal box of the production particular manufacturing craft group production of this terminal box, lower surface is the square with a plurality of circular punchings, foursquare one side extends upward, extension is with a circular punching, two adjacent sides of this extension edge also extend upward respectively, development length increases successively from the opposite side of described extension edge, and the extension on these both sides is respectively with two horizontal semicircles that are provided with a circular punching.
For achieving the above object, the present invention adopts following technical scheme:
Produce the particular manufacturing craft group of this terminal box, according to the sequencing of its production technology, comprise blanking die, drawing die, shaving die, upper surface punching die, upper surface hole flanging mold, side surface punching die, side surface hole flanging mold;
A kind of terminal box blanking die, comprise cope match-plate pattern, guide pin bushing, guide pillar, inner guiding post, lower bolster, stripper, die, punch, punch retainer, rubber, die shank, pin I, pin II, screw I, screw II, screw III;
Punch retainer is anchored on the below of cope match-plate pattern by pin I and screw I, described pin I and screw I also are anchored on punch the below of described punch retainer, the guide hole that inner guiding post is arranged on the die of ，Yu Qi lower end, lower surface of described punch retainer coaxially is slidably matched;
Die shank embeds the top of described cope match-plate pattern, and guide pin bushing is fixed in the below of described cope match-plate pattern, and guide pillar is fixed in the upper surface of lower bolster; Described guide pillar coordinates with described guide pin bushing relative sliding;
Described die is fastened on the top of described lower bolster by pin II and screw III, the upper end of rubber is connected with described punch retainer, and lower end is connected with stripper, and described stripper is connected with described punch retainer by the screw II;
The cutting edge of die of described die is rectangle, and the punch cutting edge of described punch is rectangle.
A kind of terminal box drawing die, comprise cope match-plate pattern, stretching die, inner guiding post, screw I, stretching convex die, screw II, pin I, guide pin bushing, guide pillar, lower bolster, screw III, pin II, pin III, screw IV, charging ram, scraping wings, punch retainer, blank holder;
Stretching die one side is provided with guide hole, this guide hole and inner guiding post coaxially are slidably matched, described stretching die is installed on the below of cope match-plate pattern by screw I and pin I, guide pin bushing is fixed in the below of described cope match-plate pattern, guide pillar is fixed in the top of lower bolster, and described guide pin bushing coordinates with the guide pillar relative sliding;
Also be equipped with by screw III and the fastening punch retainer of pin II the top of described lower bolster, charging ram is from bottom to top successively through described lower bolster and described punch retainer, and be connected with blank holder, the lower end of described charging ram is connected with the upper surface of scraping wings, and described stretching convex die is fixed in the top of described punch retainer by pin III and screw IV.
A kind of terminal box shaving die, comprise punch retainer, cope match-plate pattern, guide pillar, screw I, screw II, die shank, screw III, rubber I, stripper, lower bolster, die, screw IV, expeller, screw rod, nut, pusher dish I, pusher dish II, rubber II, charging ram, cut and stretch punch;
Punch retainer is fixed on the below of cope match-plate pattern by screw I and screw III, the top of described cope match-plate pattern is equipped with die shank, the below of described cope match-plate pattern also by the screw II with cut the upper end of stretching punch and be connected, stripper is sleeved on the described outside of stretching punch of cutting;
Guide pillar is fixed in the below of described cope match-plate pattern, and coaxially be slidably matched with the guide hole on die, described die is fixed on the top of lower bolster by the screw IV, the upper end of screw rod embeds described lower bolster, the other end is from top to bottom successively through pusher dish I, rubber II and pusher dish II, its lower end screws in nut, and the upper end of described pusher dish I is connected with the lower end of charging ram, and the upper end of described charging ram is connected with the lower end of described expeller;
The lower end of described screw III is embedded in described stripper through the rubber I.
A kind of terminal box upper surface punching die, comprise cope match-plate pattern, punch retainer, guide pillar, piercing punch I, screw I, die shank, piercing punch II, screw II, lower bolster, screw III, screw IV, die, stripper, rubber, location-plate;
Punch retainer is fixed on the below of cope match-plate pattern by the screw II, die shank is arranged on the top of described cope match-plate pattern, the below of described cope match-plate pattern also is connected with the upper end of guide pillar, piercing punch I, piercing punch II respectively, and described piercing punch I, piercing punch II are through described punch retainer;
Guide hole on described guide pillar and location-plate and die coaxially is slidably matched, and described location-plate is positioned at the top of described die, by the screw IV, with described die, with lower bolster, is connected successively from top to bottom;
Described location-plate is sleeved on the outside of stripper;
Screw I one end connects described cope match-plate pattern, and the other end is embedded in stripper through rubber.
A kind of terminal box upper surface hole flanging mold, comprise cope match-plate pattern, punch retainer, guide pillar, screw I, die shank, Burring Punch, screw II, rubber, stripper, screw III, location-plate, lower bolster, die;
Punch retainer is fixed on the below of cope match-plate pattern by the screw I, die shank is arranged on the upper surface of described cope match-plate pattern, and screw II one end is connected with described cope match-plate pattern, and the other end is embedded in stripper through described punch retainer and rubber from top to bottom successively;
Burring Punch and guide pillar also are equipped with in described cope match-plate pattern below, described Burring Punch partly without leave the link of cope match-plate pattern be three grades and successively decrease, guide hole on described guide pillar and described stripper and die coaxially is slidably matched, and described stripper is positioned at the upper end of described die;
Described die is connected with lower bolster by the screw III, and location-plate also is equipped with in the top of described lower bolster, and described location-plate is sleeved on the inboard of described die.
A kind of terminal box side surface punching die, comprise cope match-plate pattern, punch retainer, screw I, die shank, piercing punch, guide pillar, stripper, die, die supporter, screw II, screw III, lower bolster, rubber;
Punch retainer is fixed on the below of cope match-plate pattern by the screw I, die shank is equipped with in the top of described cope match-plate pattern, and the below of described cope match-plate pattern also is connected with guide pillar with piercing punch;
Described piercing punch is from top to bottom successively through punch retainer, rubber and stripper, guide hole on described guide pillar and described stripper and die coaxially is slidably matched, and die supporter is connected with lower bolster with described die respectively with the screw II by the screw III.
A kind of terminal box side surface hole flanging mold, comprise cope match-plate pattern, screw I, die shank, die, guide pillar, stripper, punch retainer, backing plate, charging ram, screw rod, nut, pusher dish I, rubber, screw II, Burring Punch, lower bolster, pusher dish II;
Cope match-plate pattern is with guide hole, and its upper end is equipped with die shank, and described cope match-plate pattern is connected with the die of its below by the fastening of screw I, and described die is with guide hole and vertical corresponding with the guide hole of described cope match-plate pattern;
Lower bolster is connected with described punch retainer with backing plate from bottom to top successively by the screw II, the lower end of Burring Punch and guide pillar is connected with backing plate, and, through described punch retainer, described guide pillar coaxially is slidably matched with the guide hole of described die and cope match-plate pattern from bottom to top;
The upper end of screw rod embeds described lower bolster, the other end is from top to bottom successively through pusher dish I, rubber and pusher dish II, its lower end screws in nut, and the upper end of described pusher dish I is connected with the lower end of charging ram, and the upper end of described charging ram is connected with described lower bolster.
The material selection microalloy Cr12MoV mould steel of the mould steel of the particular manufacturing craft group of a kind of terminal box of described production, the Technology for Heating Processing of mould steel is: after hot rolling, be heated to 1050 ?1150 ℃ carry out solution treatment, being as cold as soon 600 ℃ proceeds in 400-700 ℃ of stove and makes it isothermal transformation, be heated to 900-950 ℃ of oil quenching after machined, finally 150-200 ℃ of tempering.
Each individual components that forms described a kind of terminal box particular manufacturing craft group adopts Digit Control Machine Tool processing.
The invention has the beneficial effects as follows: the material selection microalloy Cr12MoV mould steel of punch and die, guaranteed die hardness, mould steel adopts above-mentioned Technology for Heating Processing, has reduced carbon emission, and quenching degree can be enhanced about more than once; The independent workpiece of Digit Control Machine Tool processing mold, improved the precision of independent workpiece; Independent workpiece high accuracy processing and overall construction design optimization, improve reasonability and the stability in the monolateral gap of the present invention, the gap of punch and die is remained between 0.01-0.02mm, adopted above technical scheme, make the workpiece after blanking process, drawing and forming, and in drawing process, pressure-pad-force is stable, be evenly distributed, make material flowability good, finished surface is smooth, without obvious concavo-convex vestige; Extend the service life of terminal box shaving die, reduced the cost of factory; Go out the edge in hole without burr, smooth surface; The stable structure design has extended the service time of a cutting edge plain grinding, has reduced the plain grinding frequency of punch cutting edge, has improved production efficiency and the production precision of terminal box; Increased the accuracy of mould location, the workpiece quantity of greatly reduced distortion in the process, breaking.
The accompanying drawing explanation
Fig. 1 is a kind of front view of terminal box blanking die;
Fig. 2 is a kind of top view of lower bolster of terminal box blanking die;
Fig. 3 is a kind of front view of terminal box drawing die;
Fig. 4 is a kind of top view of lower bolster of terminal box drawing die;
Fig. 5 is a kind of front view of terminal box shaving die;
Fig. 6 is a kind of top view of lower bolster of terminal box shaving die;
Fig. 7 is a kind of front view of terminal box upper surface punching die;
Fig. 8 is a kind of top view of lower bolster of terminal box upper surface punching die;
Fig. 9 is a kind of front view of terminal box upper surface hole flanging mold;
Figure 10 is a kind of top view of lower bolster of terminal box upper surface hole flanging mold;
Figure 11 is a kind of front view of terminal box side surface punching die;
Figure 12 is a kind of top view of lower bolster of terminal box side surface punching die;
Figure 13 is a kind of front view of terminal box side surface hole flanging mold;
Figure 14 is a kind of top view of lower bolster of terminal box side surface hole flanging mold.
Wherein:
1011, cope match-plate pattern, 1021, guide pin bushing, 1031, guide pillar, 1032, inner guiding post, 1041, lower bolster, 1051, stripper, 1061, die, 1071, punch, 1081, punch retainer, 1091, rubber, 1101, die shank, 1111, the pin I, 1112, pin II, 1121, screw I, 1122, the screw II, 1123, the screw III.
2011, cope match-plate pattern, 2021, stretching die, 2031, inner guiding post, 2041, screw I, 2051, stretching convex die, 2042, screw II, 2061, pin I, 2071, guide pin bushing, 2032, guide pillar, 2081, lower bolster, 2043, screw III, 2062, pin II, 2063, pin III, 2044, screw IV, 2091, charging ram, 2101, scraping wings, 2111, punch retainer, 2121, blank holder.
3011, punch retainer, 3021, cope match-plate pattern, 3031, guide pillar, 3041, the screw I, 3042, screw II, 3051, die shank, 3043, the screw III, 3061, the rubber I, 3071, stripper, 3081, lower bolster, 3091, die, 3044, screw IV, 3101, expeller, 3111, screw rod, 3121, nut, 3131, pusher dish I, 3132, pusher dish II, 3062, rubber II, 3141, charging ram, 3151, cut and stretch punch.
4011, cope match-plate pattern 4021, punch retainer, 4031, guide pillar, 4041, the piercing punch I, 4051, screw I, 4061, die shank, 4042, the piercing punch II, 4052, screw II, 4071, lower bolster, 4053, the screw III, 4054, the screw IV, 4081, die, 4091, stripper, 4101, rubber, 4111, location-plate.
5011, cope match-plate pattern, 5021, punch retainer, 5031, guide pillar, 5041, the screw I, 5051, die shank, 5061, Burring Punch, 5042, the screw II, 5071, rubber, 5081, stripper, 5043, screw III, 5091, location-plate, 5101, lower bolster, 5111, die.
6011, cope match-plate pattern, 6021, punch retainer, 6031, the screw I, 6041, die shank, 6051, piercing punch, 6061, guide pillar, 6071, stripper, 6081, die, 6091, die supporter, 6032, screw II, 6033, the screw III, 6101, lower bolster, 6111, rubber.
7011, cope match-plate pattern, 7021, the screw I, 7031, die shank, 7041, die, 7051, guide pillar, 7071, stripper, 7071, punch retainer, 7081, backing plate 7091, charging ram, 7101, screw rod, 7111, nut, 7121, pusher dish I, 7131, rubber, 7022, screw II, 7141, Burring Punch, 7151, lower bolster, 7122, pusher dish II.
The specific embodiment:
Below in conjunction with specific embodiment, the present invention is further described:
Apply the terminal box of the production particular manufacturing craft group production of this terminal box, lower surface is the square with a plurality of circular punchings, foursquare one side extends upward, extension is with a circular punching, two adjacent sides of this extension edge also extend upward respectively, development length increases successively from the opposite side of described extension edge, and the extension on these both sides is respectively with two horizontal semicircles that are provided with a circular punching.
For achieving the above object, the present invention adopts following technical scheme:
Produce the particular manufacturing craft group of this terminal box, according to the sequencing of its production technology, comprise blanking die, drawing die, shaving die, upper surface punching die, upper surface hole flanging mold, side surface punching die, side surface hole flanging mold;
A kind of terminal box blanking die, comprise cope match-plate pattern 1011, guide pin bushing 1021, guide pillar 1031, inner guiding post 1032, lower bolster 1041, stripper 1051, die 1061, punch 1071, punch retainer 1081, rubber 1091, die shank 1101, pin I 1111, pin II 1112, screw I 1121, screw II 1122, screw III 1123;
Die shank 1101 embeds the top of described cope match-plate pattern 1011, and guide pin bushing 1021 is fixed in the below of described cope match-plate pattern 1011, and guide pillar 1031 is fixed in the upper surface of lower bolster 1041, and described guide pillar 1031 coordinates with described guide pin bushing 1021 relative slidings;
Described die 1061 is fastened on the top of described lower bolster 1041 by pin II 1112 and screw III 1123, the upper end of rubber 1091 is connected with described punch retainer 1081, lower end is connected with stripper 1051, and described stripper 1051 is connected with described punch retainer 1081 by screw II 1122;
The cutting edge of die of described die 1061 is rectangle, and the punch cutting edge of described punch 1071 is rectangle.
A kind of terminal box drawing die, comprise cope match-plate pattern 2011, stretching die 2021, inner guiding post 2031, screw I 2041, stretching convex die 2051, screw II 2042, pin I 2061, guide pin bushing 2071, guide pillar 2032, lower bolster 2081, screw III 2043, pin II 2062, pin III 2063, screw IV 2044, charging ram 2091, scraping wings 2101, punch retainer 2111, blank holder 2121;
Stretching die 2,021 one sides are provided with guide hole, this guide hole and inner guiding post 2031 coaxially are slidably matched, described stretching die 2021 is installed on the below of cope match-plate pattern 2011 by screw I 2041 and pin I 2061, guide pin bushing 2071 is fixed in the below of described cope match-plate pattern 2011, guide pillar 2032 is fixed in the top of lower bolster 2081, and described guide pin bushing 2071 coordinates with guide pillar 2032 relative slidings;
Also be equipped with by screw III 2043 and the fastening punch retainer 2111 of pin II 2062 top of described lower bolster 2081, charging ram 2091 is from bottom to top successively through described lower bolster 2081 and described punch retainer 2111, and be connected with blank holder 2121, the lower end of described charging ram 2091 is connected with the upper surface of scraping wings 2101, and described stretching convex die 2051 is fixed in the top of described punch retainer 2111 by pin III 2063 and screw IV 2044.
A kind of terminal box shaving die, comprise punch retainer 3011, cope match-plate pattern 3021, guide pillar 3031, screw I 3041, screw II 3042, die shank 3051, screw III 3043, rubber I 3061, stripper 3071, lower bolster 3081, die 3091, screw IV 3044, expeller 3101, screw rod 3111, nut 3121, pusher dish I 3131, pusher dish II 3132, rubber II 3062, charging ram 3141, cut and stretch punch 3151;
Punch retainer 3011 is fixed on the below of cope match-plate pattern 3021 by screw I 3041 and screw III 3043, the top of described cope match-plate pattern 3021 is equipped with die shank 3051, the below of described cope match-plate pattern 3021 also by screw II 3042 with cut the upper end of stretching punch 3151 and be connected, stripper 3071 is sleeved on the described outside of stretching punch 3151 of cutting;
Guide pillar 3031 is fixed in the below of described cope match-plate pattern 3021, and coaxially be slidably matched with the guide hole on die 3091, described die 3091 is fixed on the top of lower bolster 3081 by screw IV 3044, the upper end of screw rod 3111 embeds described lower bolster 3081, the other end is from top to bottom successively through pusher dish I 3131, rubber II 3062 and pusher dish II 3132, its lower end screws in nut 3121, the upper end of described pusher dish I 3131 is connected with the lower end of charging ram 3141, and the upper end of described charging ram 3141 is connected with the lower end 3101 of described expeller 3101;
The lower end of described screw III 3043 is embedded in described stripper 3071 through rubber I 3061.
A kind of terminal box upper surface punching die, comprise cope match-plate pattern 4011, punch retainer 4021, guide pillar 4031, piercing punch I 4041, screw I 4051, die shank 4061, piercing punch II 4042, screw II 4052, lower bolster 4071, screw III 4053, screw IV 4054, die 4081, stripper 4091, rubber 4101, location-plate 4111;
Punch retainer 4021 is fixed on the below of cope match-plate pattern 4011 by screw II 4052, die shank 4061 is arranged on the top of described cope match-plate pattern 4011, the below of described cope match-plate pattern 4011 also is connected with the upper end of guide pillar 4031, piercing punch I 4041, piercing punch II 4042 respectively, and described piercing punch I 4041, piercing punch II 4042 are through described punch retainer 4021;
Described guide pillar 4031 coaxially is slidably matched with the guide hole on location-plate 4111 and die 4081, and described location-plate 4111 is positioned at the top of described die 4081, by screw IV 4054, with described die 4081, with lower bolster 4071, is connected successively from top to bottom;
Described location-plate 4111 is sleeved on the outside of stripper 4091;
Screw I 4,051 one ends connect described cope match-plate pattern 4011, and the other end is embedded in stripper 4091 through rubber 4101.
A kind of terminal box upper surface hole flanging mold, comprise cope match-plate pattern 5011, punch retainer 5021, guide pillar 5031, screw I 5041, die shank 5051, Burring Punch 5061, screw II 5042, rubber 5071, stripper 5081, screw III 5043, location-plate 5091, lower bolster 5101, die 5111;
Described die 5111 is connected with lower bolster 5101 by screw III 5043, and location-plate 5091 also is equipped with in the top of described lower bolster 5101, and described location-plate 5091 is sleeved on the inboard of described die 5111.
A kind of terminal box side surface punching die, comprise cope match-plate pattern 6011, punch retainer 6021, screw I 6031, die shank 6041, piercing punch 6051, guide pillar 6061, stripper 6071, die 6081, die supporter 6091, screw II 6032, screw III 6033, lower bolster 6101, rubber 6111;
Described piercing punch 6051 is from top to bottom successively through punch retainer 6021, rubber 6111 and stripper 6071, described guide pillar 6061 coaxially is slidably matched with the guide hole on described stripper 6071 and die 6081, and die supporter 6091 is connected with lower bolster 6101 with described die 6081 respectively with screw II 6032 by screw III 6033.
A kind of terminal box side surface hole flanging mold, comprise cope match-plate pattern 7011, screw I 7021, die shank 7031, die 7041, guide pillar 7051, stripper 7061, punch retainer 7071, backing plate 7081, charging ram 7091, screw rod 7101, nut 7111, pusher dish I 7121, rubber 7131, screw II 7022, Burring Punch 7141, lower bolster 7151, pusher dish II 7122;
Cope match-plate pattern 7011 is with guide hole, and its upper end is equipped with die shank 7031, and described cope match-plate pattern is connected with the die 7041 of its below by the fastening of screw I 7021, and described die 7041 is with guide hole and vertical corresponding with the guide hole of described cope match-plate pattern 7011;
Lower bolster 7151 is connected with described punch retainer 7071 with backing plate 7081 from bottom to top successively by screw II 7022, the lower end of Burring Punch 7141 and guide pillar 7051 is connected with backing plate 7081, and, through described punch retainer 7071, described guide pillar 7051 coaxially is slidably matched with the guide hole of described die 7041 and cope match-plate pattern 7011 from bottom to top;
The upper end of screw rod 7101 embeds described lower bolster 7151, the other end is from top to bottom successively through pusher dish I 7121, rubber 7131 and pusher dish II 7122, its lower end screws in nut 7111, the upper end of described pusher dish I 7121 is connected with the lower end of charging ram 7091, and the upper end of described charging ram 7091 is connected with described lower bolster 7151.
One, blanking
1, the terminal box blanking die is fixed on forcing press by die shank 1101;
2, blank flat is placed on to the top of die 1061, parallel corresponding with punch 1071;
3, start forcing press, cope match-plate pattern 1011 is descending, and servo-actuated the coming downwards to die 1061 of punch 1071 pressed, and the punch cutting edge is gone out the workpiece shape, and during the processing terminal box, the workpiece of blanking processing is rectangular metal plate;
4, after Workpiece shaping, press ram drives cope match-plate pattern 1011 and resets, and stripper 1051 ejects clout.
Two, stretch
1, the terminal box drawing die is fixed on the hydraulic press of 200T;
2, the flitch of the terminal box workpiece after blanking process processing is placed in the upper surface of blank holder 2121;
3, start hydraulic press, stretching die 2021 comes downwards to blank holder 2121 and compresses with cope match-plate pattern 2011, stretching die 2021 continues descending, blank holder 2121 is servo-actuated descending, stretching convex die 2051 maintains static, terminal box workpiece flitch covers stretching convex die 2051, the shape of the stretching convex die that is stretched out 2051;
4,, after Workpiece shaping, square chest promotes the charging ram 2091 of scraping wings 2101 and top thereof, and blank holder 2121 is resetted.
Three, trimming
1, the terminal box shaving die is fixed on forcing press;
2, the terminal box workpiece through blanking, after stretching is placed in to the top of expeller 3101, wants the be placed in top of stripper 3071 of cut-away;
3, start forcing press, cut and stretch that punch 3151 comes downwards to cope match-plate pattern 3021 and stripper 3071 compresses, cut and stretch punch 3151 and continue descendingly, cut the cutting edge of stretching punch 3151 the workpiece redundance is cut off;
4, after Workpiece shaping, cut and stretch punch 3151 and reset with forcing press, the clout on stripper 3071 is ejected.
Four, upper surface punching
1, terminal box upper surface punching die is fixed on forcing press;
2, the workpiece after blanking, trimming, drawing process processing is placed in die 4081;
3, start forcing press, piercing punch I 4041 is descending with cope match-plate pattern 4011 with piercing punch II 4042, and with the Work-sheet pressing be placed in die 4081, the cutting edge of piercing punch I 4041 and piercing punch II 4042 is gone out the opening with punch lower surface similar shape;
4, after Workpiece shaping, piercing punch I 4041 resets with forcing press with piercing punch II 4042, and under the resilient force of rubber 4101, stripper 4091 is released waste material.
Five, upper surface hole flanging
1, the terminal box hole flanging mold is fixed on forcing press;
2, the terminal box after blanking, stretching, trimming and upper surface punching is placed in to the upper surface of die 5111;
3, start forcing press, it is descending that die shank 5051 drives cope match-plate pattern 5011, and Burring Punch 5061 is servo-actuated to be come downwards to and the terminal box Surface Contact, the downward punching press of Burring Punch 5061, and the upper surface of terminal box is routed up a hole;
4, after Workpiece shaping, it is up that forcing press drives cope match-plate pattern 5011, and terminal box is passed stripper 5081 and exits die 5111.
Six, side surface punching
1, terminal box side surface punching die is fixed on forcing press;
2, by the terminal box after blanking, trimming, stretching, upper surface punching, flange hole technology processing, be placed in die 6081;
3, start forcing press, it is descending that die shank 6041 drives cope match-plate pattern 6011, and servo-actuated the coming downwards to groove of piercing punch 6051 offsets, and piercing punch 6051 continues to press down, and goes out the circular open of same piercing punch 6051 lower surface similar shapes at the terminal box side surface;
4, after punching finishes, forcing press resets, and cope match-plate pattern 6011 is up, and under the elastic force effect of rubber 6111, stripper 6071 separates piercing punch 6051 with die 6081.
Seven, side surface hole flanging
1, terminal box side surface hole flanging mold is fixed on forcing press;
2, terminal box is packed into to Burring Punch 7141;
3, start forcing press, it is descending that die shank 7031 drives cope match-plate patterns 7011, and die 7041 is servo-actuated comes downwards to Burring Punch 7141 and die 7041 place that offsets, and the downward punching press of die 7041 continuation, at terminal box side surface hole flanging;
4, after hole flanging finishes, forcing press resets, and die 7041 is up, and under the elastic force effect of rubber 7131, stripper 7061 separates terminal box from Burring Punch 7141.
Claims (1)
1. the production particular manufacturing craft group of a terminal box is characterized in that:
Produce the particular manufacturing craft group of this terminal box, according to the sequencing of its production technology, comprise blanking die, drawing die, shaving die, upper surface punching die, upper surface hole flanging mold, side surface punching die, side surface hole flanging mold;
A kind of terminal box blanking die, comprise cope match-plate pattern (1011), guide pin bushing (1021), guide pillar (1031), inner guiding post (1032), lower bolster (1041), stripper (1051), die (1061), punch (1071), punch retainer (1081), rubber (1091), die shank (1101), pin I (1111), pin II (1112), screw I (1121), screw II (1122), screw III (1123);
Punch retainer (1081) is anchored on the below of cope match-plate pattern (1011) by pin I (1111) and screw I (1121), described pin I (1111) and screw I (1121) also are anchored on punch (1071) below of described punch retainer (1081), the guide hole that inner guiding post (1032) is arranged on the die (1601) of ，Yu Qi lower end, lower surface of described punch retainer (1081) coaxially is slidably matched;
Die shank (1101) embeds the top of described cope match-plate pattern (1011), guide pin bushing (1021) is fixed in the below of described cope match-plate pattern (1011), guide pillar (1031) is fixed in the upper surface of lower bolster (1041), and described guide pillar (1031) coordinates with described guide pin bushing (1021) relative sliding;
Described die (1061) is fastened on the top of described lower bolster (1041) by pin II (1112) and screw III (1123), the upper end of rubber (1091) is connected with described punch retainer (1081), lower end is connected with stripper (1051), and described stripper (1051) is connected with described punch retainer (1081) by screw II (1122);
The cutting edge of die of described die (1061) is rectangle, and the punch cutting edge of described punch (1071) is rectangle;
A kind of terminal box drawing die, comprise cope match-plate pattern (2011), stretching die (2021), inner guiding post (2031), screw I (2041), stretching convex die (2051), screw II (2042), pin I (2061), guide pin bushing (2071), guide pillar (2032), lower bolster (2081), screw III (2043), pin II (2062), pin III (2063), screw IV (2044), charging ram (2091), scraping wings (2101), punch retainer (2111), blank holder (2121);
Stretching die (2021) one sides are provided with guide hole, this guide hole and inner guiding post (2031) coaxially are slidably matched, described stretching die (2021) is installed on the below of cope match-plate pattern (2011) by screw I (2041) and pin I (2061), guide pin bushing (2071) is fixed in the below of described cope match-plate pattern (2011), guide pillar (2032) is fixed in the top of lower bolster (2081), and described guide pin bushing (2071) coordinates with guide pillar (2032) relative sliding;
Also be equipped with by screw III (2043) and the fastening punch retainer (2111) of pin II (2062) top of described lower bolster (2081), charging ram (2091) is from bottom to top successively through described lower bolster (2081) and described punch retainer (2111), and be connected with blank holder (2121), the lower end of described charging ram (2091) is connected with the upper surface of scraping wings (2101), and described stretching convex die (2051) is fixed in the top of described punch retainer (2111) by pin III (2063) and screw IV (2044);
A kind of terminal box shaving die, comprise punch retainer (3011), cope match-plate pattern (3021), guide pillar (3031), screw I (3041), screw II (3042), die shank (3051), screw III (3043), rubber I (3061), stripper (3071), lower bolster (3081), die (3091), screw IV (3044), expeller (3101), screw rod (3111), nut (3121), pusher dish I (3131), pusher dish II (3132), rubber II (3062), charging ram (3141), cut and stretch punch (3151),
Punch retainer (3011) is fixed on the below of cope match-plate pattern (3021) by screw I (3041) and screw III (3043), the top of described cope match-plate pattern (3021) is equipped with die shank (3051), the below of described cope match-plate pattern (3021) also by screw II (3042) with cut the upper end of stretching punch (3151) and be connected, stripper (3071) is sleeved on the described outside of stretching punch (3151) of cutting;
Guide pillar (3031) is fixed in the below of described cope match-plate pattern (3021), and coaxially be slidably matched with the guide hole on die (3091), described die (3091) is fixed on the top of lower bolster (3081) by screw IV (3044), the upper end of screw rod (3111) embeds described lower bolster (3081), the other end is from top to bottom successively through pusher dish I (3131), rubber II (3062) and pusher dish II (3132), its lower end screws in nut (3121), the upper end of described pusher dish I (3131) is connected with the lower end of charging ram (3141), the upper end of described charging ram (3141) is connected with the lower end (3101) of described expeller (3101),
The lower end of described screw III (3043) is embedded in described stripper (3071) through rubber I (3061);
A kind of terminal box upper surface punching die, comprise cope match-plate pattern (4011), punch retainer (4021), guide pillar (4031), piercing punch I (4041), screw I (4051), die shank (4061), piercing punch II (4042), screw II (4052), lower bolster (4071), screw III (4053), screw IV (4054), die (4081), stripper (4091), rubber (4101), location-plate (4111);
Punch retainer (4021) is fixed on the below of cope match-plate pattern (4011) by screw II (4052), die shank (4061) is arranged on the top of described cope match-plate pattern (4011), the below of described cope match-plate pattern (4011) also is connected with the upper end of guide pillar (4031), piercing punch I (4041), piercing punch II (4042) respectively, and described piercing punch I (4041), piercing punch II (4042) are through described punch retainer (4021);
Described guide pillar (4031) coaxially is slidably matched with the guide hole on location-plate (4111) and die (4081), described location-plate (4111) is positioned at the top of described die (4081), by screw IV (4054), with described die (4081), with lower bolster (4071), is connected successively from top to bottom;
Described location-plate (4111) is sleeved on the outside of stripper (4091);
Screw I (4051) one ends connect described cope match-plate pattern (4011), and the other end is embedded in stripper (4091) through rubber (4101);
A kind of terminal box upper surface hole flanging mold, comprise cope match-plate pattern (5011), punch retainer (5021), guide pillar (5031), screw I (5041), die shank (5051), Burring Punch (5061), screw II (5042), rubber (5071), stripper (5081), screw III (5043), location-plate (5091), lower bolster (5101), die (5111);
Punch retainer (5021) is fixed on the below of cope match-plate pattern (5011) by screw I (5041), die shank (5051) is arranged on the upper surface of described cope match-plate pattern (5011), screw II (5042) one ends are connected with described cope match-plate pattern (5011), and the other end is embedded in stripper (5081) through described punch retainer (5021) and rubber (5071) from top to bottom successively;
Burring Punch (5061) and guide pillar (5031) also are equipped with in described cope match-plate pattern (5011) below, described Burring Punch (5061) partly without leave the link of cope match-plate pattern (5011) be three grades and successively decrease, described guide pillar (5031) coaxially is slidably matched with the guide hole on described stripper (5081) and die (5111), and described stripper (5081) is positioned at the upper end of described die (5111);
Described die (5111) is connected with lower bolster (5101) by screw III (5043), location-plate (5091) also is equipped with in the top of described lower bolster (5101), and described location-plate (5091) is sleeved on the inboard of described die (5111);
A kind of terminal box side surface punching die, comprise cope match-plate pattern (6011), punch retainer (6021), screw I (6031), die shank (6041), piercing punch (6051), guide pillar (6061), stripper (6071), die (6081), die supporter (6091), screw II (6032), screw III (6033), lower bolster (6101), rubber (6111);
Punch retainer (6021) is fixed on the below of cope match-plate pattern (6011) by screw I (6031), die shank (6041) is equipped with in the top of described cope match-plate pattern (6011), and the below of described cope match-plate pattern (6011) also is connected with guide pillar (6061) with piercing punch (6051);
Described piercing punch (6051) is from top to bottom successively through punch retainer (6021), rubber (6111) and stripper (6071), described guide pillar (6061) coaxially is slidably matched with the guide hole on described stripper (6071) and die (6081), and die supporter (6091) is connected with lower bolster (6101) with described die (6081) respectively with screw II (6032) by screw III (6033);
A kind of terminal box side surface hole flanging mold, comprise cope match-plate pattern (7011), screw I (7021), die shank (7031), die (7041), guide pillar (7051), stripper (7061), punch retainer (7071), backing plate (7081), charging ram (7091), screw rod (7101), nut (7111), pusher dish I (7121), rubber (7131), screw II (7022), Burring Punch (7141), lower bolster (7151), pusher dish II (7122);
Cope match-plate pattern (7011) is with guide hole, its upper end is equipped with die shank (7031), described cope match-plate pattern (7011) is connected with the die (7041) of its below by the fastening of screw I (7021), and described die (7041) is with guide hole and vertical corresponding with the guide hole of described cope match-plate pattern (7011);
Lower bolster (7151) is connected with described punch retainer (7071) with backing plate (7081) from bottom to top successively by screw II (7022), the lower end of Burring Punch (7141) and guide pillar (7051) is connected with backing plate (7081), and, through described punch retainer (7071), described guide pillar (7051) coaxially is slidably matched with the guide hole of described die (7041) and cope match-plate pattern (7011) from bottom to top;
The upper end of screw rod (7101) embeds described lower bolster (7151), the other end is from top to bottom successively through pusher dish I (7121), rubber (7131) and pusher dish II (7122), its lower end screws in nut (7111), the upper end of described pusher dish I (7121) is connected with the lower end of charging ram (7091), and the upper end of described charging ram (7091) is connected with described lower bolster (7151).
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| CN201310464874.8A CN103464614B (en) | 2013-09-30 | 2013-09-30 | Die set special for producing junction box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310464874.8A CN103464614B (en) | 2013-09-30 | 2013-09-30 | Die set special for producing junction box |
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| CN103464614B CN103464614B (en) | 2015-04-15 |
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| CN104117590A (en) * | 2014-07-28 | 2014-10-29 | 无锡美润汽车部件有限公司 | Clutch hub die |
| CN106270273A (en) * | 2015-05-15 | 2017-01-04 | 天津圣金特汽车配件有限公司 | A kind of processing method of Study on Vehicle Front Wheel House |
| CN106541019A (en) * | 2015-09-18 | 2017-03-29 | 上海渝洋彩钢机械有限公司 | A kind of cold forming box production equipment |
| CN107171518A (en) * | 2017-06-28 | 2017-09-15 | 江苏华灿电讯股份有限公司 | A kind of connection box for motor casting forming mould |
| CN109500232A (en) * | 2018-06-19 | 2019-03-22 | 广州市翔翎金属制品有限公司 | A kind of sheet metal component drawing die and sheet metal component drawing process |
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| CN104117590A (en) * | 2014-07-28 | 2014-10-29 | 无锡美润汽车部件有限公司 | Clutch hub die |
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| CN106541019A (en) * | 2015-09-18 | 2017-03-29 | 上海渝洋彩钢机械有限公司 | A kind of cold forming box production equipment |
| CN107171518A (en) * | 2017-06-28 | 2017-09-15 | 江苏华灿电讯股份有限公司 | A kind of connection box for motor casting forming mould |
| CN107171518B (en) * | 2017-06-28 | 2019-04-30 | 江苏华灿电讯股份有限公司 | A kind of connection box for motor casting forming mold |
| CN109500232A (en) * | 2018-06-19 | 2019-03-22 | 广州市翔翎金属制品有限公司 | A kind of sheet metal component drawing die and sheet metal component drawing process |
| CN109500232B (en) * | 2018-06-19 | 2024-04-12 | 广州市翔翎金属制品有限公司 | Sheet metal part stretching die and sheet metal part stretching method |
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