The content of the invention
Goal of the invention:In order to overcome the deficiencies in the prior art, the present invention provides a kind of efficiency high, cost
The processing method and its special production line of special-shaped four paws half-shell that is low, can guarantee that machining accuracy.
Technical scheme:To achieve the above object, the processing method of special-shaped four paws half-shell of the invention, production stage are as follows:
Step 1:Tablet is cut from blank plate, narrow both ends are wide among the tablet, and correspond to special-shaped four paws half-shell
One end of big opening end is narrower than one end corresponding to special-shaped four paws half-shell four paws end;
Step 2:The tablet cut in step 1 is carried out preforming for the first time;
Step 3:Further to preforming workpiece carries out second of preforming, shaping and whole for the first time in step 2
Shape;
Step 4:Workpiece after shaping is cut, cuts out the big opening end end face and big opening end end of workpiece after shaping
The outline of face both sides;
Step 5:Workpiece is further cut, cuts out the side of its four paws end end face and four paws end end face both sides
Profile, and further to needing punching position to be punched out on workpiece, by the redundance of the middle side edge of workpiece two while punching
Excision;
Step 6:Flanging and restriking, while two of the four paws end end face to workpiece are carried out to the big opening end end face both sides of workpiece
Side carries out flanging and restriking;
Step 7:To the further flanging and restriking of side edge shape of the brachydactylia side at workpiece four paws end, to the length at workpiece four paws end
Refer to the further flanging and restriking of side edge shape of side.
The special production line of special-shaped four paws half-shell, from front to back corresponding to step 1 to step 7 successively include blanking die,
First preforming mould, second preforming/shaping/sizing die, big opening end mould is cut, four paws end/side is cut and cuts/perforating die, great Kou
End flange/four paws end flange mold, brachydactylia side flanging/length refer to side flanging die.
Further, the blanking die includes the first cope plate and the first lower template, the first cope plate and the first lower template
Between pass through first roll be oriented to guiding open mold;First part of the upper die is installed on the first cope plate, pacified in the first lower template
Equipped with the first part of the lower die, first part of the upper die includes the first punch-pin, and the first part of the lower die includes the first cavity plate and use
In the plate guidance set of guiding plate feeding;Waste material excision group is provided between first cope plate and the first lower template
Part.
Further, first preforming mould includes the second cope plate and the second lower template, the second cope plate and second
Rolled between lower template by second and be oriented to guiding open mold;Second part of the upper die, second time mould are installed on the second cope plate
Second part of the lower die is installed on plate, second part of the upper die includes the second punch-pin, and the second part of the lower die includes the second cavity plate,
Second punch-pin is provided with preforming type face, and preforming die cavity is milled with the second cavity plate;It is provided with around the preforming die cavity multiple
Second locating piece, each second locating piece are tangent with the tablet before non-punching press;The second elastic jacking block is provided with second cavity plate.
Further, described second preforming/shaping/sizing die includes the 3rd cope plate and the 3rd lower template, on the 3rd
Rolled between template and the 3rd lower template by the 3rd and be oriented to guiding open mold;It is provided between 3rd cope plate and the 3rd lower template
Second preforming module, forming module and Shaping Module;The second preforming module includes being arranged on the 3rd cope plate
Preforming cavity plate and the pre-patterned male mold in the 3rd lower template, it is provided with for backman in the preforming cavity plate
Part deviates from the preformed elastic ejector pin of preforming cavity plate;The forming module includes the molding concave die being arranged in the 3rd lower template
And the forming convax mould on the 3rd cope plate, interior be provided with of the molding concave die are used for auxiliary work-piece abjection molding concave die
It is molded jacking block;The Shaping Module includes the correcting die being arranged in the 3rd lower template and on the 3rd cope plate
Shaping terrace die.
Further, the big opening end mould of cutting includes the 4th cope plate and the 4th lower template, under the 4th cope plate and the 4th
Rolled between template by the 4th and be oriented to guiding open mold;It is provided between 4th cope plate and the 4th lower template and cuts big mouth
End module and cut big mouth side modules;The big opening end module of cutting includes the mould A under the big opening end in the 4th lower template
And the big opening end cutting knife on the 4th cope plate with can relative 4th cope plate upper and lower translation big opening end holding pad A,
The big opening end edge of a knife mold insert for coordinating the big opening end cutting knife cut big opening end is provided with the big opening end on mould A;It is described to cut
Mould B under the big opening end that big mouth side modules include being arranged in the 4th lower template, on the 4th cope plate can be relative to
The big opening end holding pad B of 4th cope plate upper and lower translation and great Kou sides cutting knife A and great Kou on the 4th cope plate
Side cutting knife B, it is provided with mould B under the big opening end and is respectively intended to cooperate with great Kou sides cutting knife A and great Kou sides cutting knife B and carries out
The big mouth side tool mouth mold insert A cut and big mouth side tool mouth mold insert B.
Further, it is described cut four paws end/side cut/perforating die includes the 5th cope plate and the 5th lower template, the 5th
Rolled between cope plate and the 5th lower template by the 5th and be oriented to guiding open mold;5th cope plate and the 5th lower template it
Between be provided with and cut four paws end module, cut four paws end side modules and punching/cut side clout module;
The four paws end locating piece A and four paws side pressure material for cutting four paws end module and including being arranged in the 5th lower template
Block A and the four paws end drift on the 5th cope plate, it is provided with to cut on the drift of the four paws end and is inlayed on four paws end
Part;The four paws end binder block A can use relative to the 5th lower template upper and lower translation, its lower end provided with the 5th Rectangular Spring A
In reset, its pressure-pad-force is provided by the 5th nitrogen spring on the 5th cope plate;
Four paws end locating piece B and the installation cut four paws end side modules and include being arranged in the 5th lower template
Four paws end binder block B on the 5th cope plate and be respectively used to cut on the 5th of four paws end both sides side abnormal-shaped punch A with
And abnormal-shaped punch B on the 5th, the four paws end binder block B can be relative to the 5th lower template upper and lower translations;
The punching/cut side clout module including five times moulds in the 5th lower template and be arranged on
On 5th cope plate the 5th on holding pad, on the 5th of punching the abnormal-shaped punch C and be respectively used to cut off workpiece two
Abnormal-shaped punch E on abnormal-shaped punch D and the 5th on the 5th of middle side edge surplus material;The 5th is provided with the five times moulds
Lower mould insert C, the five times mould insert D and the five times mould insert E are respectively cooperating with abnormal-shaped punch C on the 5th, abnormity punching on the 5th
Abnormal-shaped punch E is punched out and cut side on head D and the 5th.
Further, the big opening end flange/four paws end flange mold includes the 6th cope plate and the 6th lower template, on the 6th
Rolled between template and the 6th lower template by the 6th and be oriented to guiding open mold;It is provided between 6th cope plate and the 6th lower template
Big opening end flange module and four paws end flange module;
Big mouth flange holding pad that the big opening end flange module includes being arranged in the 6th lower template, it is distributed in big mouth and turns over
The big mouth flange cavity plate A of side holding pad both sides and big mouth flange cavity plate B, and big mouth on the 6th cope plate turn over
Side punch-pin;The big mouth flange holding pad can be relative to the 6th lower template upper and lower translation, and it is translated is oriented to by the 6th guide pad A,
The 6th guide pad A is provided with dovetail shaped lead, and dovetail shaped guide groove, the swallow are provided with the big mouth flange holding pad
It is slidably matched between shape of tail lead and dovetail shaped guide groove;
Four paws flange holding pad that the four paws end flange module includes being arranged in the 6th lower template, it is distributed in four paws and turns over
The four paws end flange cavity plate A and four paws end flange cavity plate B of side holding pad both sides, and four on the 6th cope plate
Pawl end flanging die;The four paws flange holding pad can be relative to the 6th lower template upper and lower translation, and it is translated by the 6th guide pad B
It is oriented to, the 6th guide pad B is provided with dovetail shaped lead, dovetail shaped guide groove is provided with the four paws flange holding pad,
It is slidably matched between the dovetail shaped lead and dovetail shaped guide groove.
Further, the brachydactylia side flanging/length, which refers to side flanging die, includes the 7th cope plate and the 7th lower template, on the 7th
Rolled between template and the 7th lower template by the 7th and be oriented to guiding open mold;It is provided between 7th cope plate and the 7th lower template
Brachydactylia side flanging module and length refer to side flanging module;
The brachydactylia side flanging module includes the brachydactylia rollover edge die being arranged in the 7th lower template and can be relative to the
The seven times holding pad A of seven lower template upper and lower translations, and the brachydactylia side flanging punch-pin on the 7th cope plate;It is described short
Refer to and the 7th elastic ejector pin A is provided with side flanging punch-pin, the negative angle position corresponded on the seven times holding pad A on workpiece is set
There is the 7th insert A;
The length that the length refers to side flanging module and includes being arranged in the 7th lower template refers to rollover edge die and can be relative to the
The seven times holding pad B of seven lower template upper and lower translations, and length on the 7th cope plate refer to side flanging punch-pin;The length
Refer to and the 7th elastic ejector pin B is provided with side flanging punch-pin, the negative angle position corresponded on the seven times holding pad B on workpiece is set
There is the 7th insert B.
Beneficial effect:The step of processing technology of the special-shaped four paws half-shell of the present invention, is reasonable, makes a distinction between the important and the lesser one, and can once rush
The operation carried out in journey is arranged in a stroke and completed, and at utmost saves the number of molds needed to use, saves
Cost and improve operating efficiency.Each operation can be efficiently accomplished according to the mould of each station in the producing line of above-mentioned Design Processing
Task, machining accuracy is high.
Brief description of the drawings
(trimming can not for front view, top view and the stereogram of accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 respectively four paws housing finished product
See);
Accompanying drawing 4 (a), accompanying drawing 4 (b), accompanying drawing 4 (c) are respectively the front view of blanking die, the top view of female die and upper half
The top view of mould, accompanying drawing 4 (d) for blanking die institute blanking piece shape graph;
Accompanying drawing 5 (a), accompanying drawing 5 (b), accompanying drawing 5 (c) be respectively the front view of the first preforming mould, female die top view with
And the top view of upper mold section, accompanying drawing 5 (d) are the preforming type face figure of the second punch-pin;
Accompanying drawing 6 (a), accompanying drawing 6 (b), accompanying drawing 6 (c) are respectively front view, the female die of second preforming/shaping/sizing die
Top view and upper mold section top view, accompanying drawing 6 (d) for after the second preforming processing workpiece shape, accompanying drawing 6 (e)
For the shape of the workpiece after forming processes, accompanying drawing 6 (f) is the shape of the workpiece after Shape correction;
Accompanying drawing 7 (a), accompanying drawing 7 (b), accompanying drawing 7 (c) be respectively cut the front view of big opening end mould, the top view of female die and
The top view of upper mold section, accompanying drawing 7 (d) are the shape for cutting workpiece after big opening end, and accompanying drawing 7 (e) is to cut workpiece behind big opening end both sides
Shape;
Accompanying drawing 8 (a), accompanying drawing 8 (b), accompanying drawing 8 (c) are respectively to cut four paws end/side to cut the/front view of perforating die, lower half
The top view of mould and the top view of upper mold section;Accompanying drawing 8 (d), accompanying drawing 8 (e), accompanying drawing 8 (f) are respectively A-A, B- of accompanying drawing 8 (b)
B, C-C to sectional view;Accompanying drawing 8 (g) is the shape for cutting workpiece behind four paws end, and accompanying drawing 8 (h) is lateral incision four paws end end face both sides
The shape of workpiece after outline, accompanying drawing 8 (i) is for punching and simultaneously by workpiece after the redundance excision of the middle side edge of workpiece two
Shape graph;
Accompanying drawing 9 (a), accompanying drawing 9 (b), accompanying drawing 9 (c) are respectively big opening end flange/front view of four paws end flange mold, lower half
The top view of mould and the top view of upper mold section;Accompanying drawing 9 (d), accompanying drawing 9 (e) are respectively after big opening end flange is handled and four paws
The shape graph of workpiece after the flange processing of end;
Accompanying drawing 10 (a), accompanying drawing 10 (b), accompanying drawing 10 (c) be respectively brachydactylia side flanging/length refer to side flanging die front view, under
The top view of half module and the top view of upper mold section;Accompanying drawing 10 (d), accompanying drawing 10 (e) are respectively that length refers to side flanging and brachydactylia side
The shape graph of workpiece after flange.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
The processing method of special-shaped four paws half-shell, it is characterised in that:Production stage is as follows:
Step 1:Tablet is cut from blank plate, narrow both ends are wide among the tablet, and correspond to special-shaped four paws half-shell
One end of big opening end is narrower than one end corresponding to special-shaped four paws half-shell four paws end;
Step 2:The tablet cut in step 1 is carried out preforming for the first time;
Step 3:Further to preforming workpiece carries out second of preforming, shaping and whole for the first time in step 2
Shape;
Step 4:Workpiece after shaping is cut, cuts out the big opening end end face and big opening end end of workpiece after shaping
The outline of face both sides;
Step 5:Workpiece is further cut, cuts out the side of its four paws end end face and four paws end end face both sides
Profile, and further to needing punching position to be punched out on workpiece, by the redundance of the middle side edge of workpiece two while punching
Excision;
Step 6:Flanging and restriking, while two of the four paws end end face to workpiece are carried out to the big opening end end face both sides of workpiece
Side carries out flanging and restriking;
Step 7:To the further flanging and restriking of side edge shape of the brachydactylia side at workpiece four paws end, to the length at workpiece four paws end
Refer to the further flanging and restriking of side edge shape of side.
The special production line of special-shaped four paws half-shell, from front to back corresponding to step 1 to step 7 successively include blanking die,
First preforming mould, second preforming/shaping/sizing die, big opening end mould is cut, four paws end/side is cut and cuts/perforating die, great Kou
End flange/four paws end flange mold, brachydactylia side flanging/length refer to side flanging die.
Accompanying drawing 4 (a), accompanying drawing 4 (b), accompanying drawing 4 (c) are respectively the front view of blanking die, the top view of female die and upper half
The top view of mould, accompanying drawing 4 (d) for blanking die institute blanking piece shape graph;
The blanking die includes the first cope plate 1-1 and the first lower template 1-2, the first cope plate 1-1 and the first lower template
Rolled between 1-2 by first and be oriented to 1-3 guiding open molds;First part of the upper die is installed, under first on the first cope plate 1-1
First part of the lower die is installed on template 1-2.
First part of the upper die includes symmetrically closing centered between two first punch-pin 1-4, two the first punch-pin 1-4
System, the narrow both ends in contour shape centre of the first punch-pin 1-4 are wide, and its wider both ends is shaped to abnormity four after being respectively used to
The big opening end of pawl half-shell and four paws end, and be narrower than corresponding to one end of special-shaped four paws half-shell big opening end corresponding to special-shaped four paws half-shell
The one end at four paws end, can be relative to the first cope plate for the first holding pad 1-5, the first holding pad 1-5 around the first punch-pin 1-4
1-1 upper and lower translations, it, which is translated, is oriented to by the first discharging screw 1-6 and provides pressure-pad-force by the first Rectangular Spring 1-7;First punch-pin
The first drift 1-10 for plate rush positioning hole is additionally provided with 1-4.
First part of the lower die includes two the first cavity plate 1-8 immediately below the first punch-pin 1-4 and for guide plate
Expect the plate guidance set of feeding;The plate guidance set includes blank plate guiding channel, including the first lifter guide pin
1-9 and the first block 1-11 positioned using the first drift 1-10 positioning holes gone out.First lifter guide pin
1-9 is arranged on the motion of the width of the both sides limitation blank plate of blank plate, the first lifter guide pin 1-9 upper sides
Groove is provided with, the both sides of blank plate width are embedded in the groove of the first lifter guide pin 1-9, the first buoyance lift guide
Pin 1-9 can slide up and down relative to the first cavity plate 1-8, and its lower end is provided with the first spring A1-12.The first block 1-11 can phase
Slided up and down for the first cavity plate 1-8, its lower end is provided with the first spring B 1-13.Correspond to the first drift 1- on first cavity plate 1-8
10 location directly below is provided with the first punching insert 1-14 for coordinating the first drift 1-10 punchings.Blank plate guides
Passage is to be available for blank plate to lead to by what the first lower bolster 1-19, two piece of first side plate 1-18 and the first upper plate 1-17 were surrounded
The square shape passage crossed, two piece of first side plate 1-18 are placed in parallel and left between the two the neutral gear passed through for blank plate.
Waste material excision component is additionally provided between first cope plate and the first lower template.The waste material excision component includes peace
The first upper cutter 1-15 on the first cope plate 1-1 and the first lower cutter 1-16 on the first lower template 1-2.
Accompanying drawing 5 (a), accompanying drawing 5 (b), accompanying drawing 5 (c) be respectively the front view of the first preforming mould, female die top view with
And the top view of upper mold section, accompanying drawing 5 (d) are the preforming type face figure of the second punch-pin;
First preforming mould includes the second cope plate 2-1 and the second lower template 2-2, the second cope plate 2-1 and second
Rolled between lower template 2-2 by second and be oriented to 2-3 guiding open molds;The second part of the upper die is installed on second cope plate 2-1,
The second part of the lower die is installed on second lower template 2-2.
Second part of the upper die includes the second punch-pin 2-4, and the second part of the lower die includes the second cavity plate 2-5, the second punch-pin
2-4 is provided with preforming type face, and preforming die cavity is milled with the second cavity plate 2-5;Multiple the are provided with around the preforming die cavity
Two locating piece 2-6, each second locating piece 2-6 can be relative to the second cavity plate 2-5 slidable adjustments, each second positioning after regulation
Block 2-6 is tangent with the tablet before non-punching press;The second jacking block 2-7, the second jacking block 2-7 lower side pressure are provided with second cavity plate 2-5
There is the second elastic cushion block 2-8.
Accompanying drawing 6 (a), accompanying drawing 6 (b), accompanying drawing 6 (c) are respectively front view, the female die of second preforming/shaping/sizing die
Top view and upper mold section top view, accompanying drawing 6 (d) for after the second preforming processing workpiece shape, accompanying drawing 6 (e)
For the shape of the workpiece after forming processes, accompanying drawing 6 (f) is the shape of the workpiece after Shape correction;
Described second preforming/shaping/sizing die includes the 3rd cope plate 3-1 and the 3rd lower template 3-2, the 3rd cope plate
Rolled between 3-1 and the 3rd lower template 3-2 by the 3rd and be oriented to 3-3 guiding open molds;3rd cope plate 3-1 and the 3rd lower template
The second preforming module, forming module and Shaping Module are provided between 3-2;
The second preforming module includes the preforming cavity plate 3-4 being arranged on the 3rd cope plate 3-1 and is arranged on
Pre-patterned male mold 3-5 on 3rd lower template 3-2, preforming cavity plate 3-4 upper ends are milled with preforming die cavity, pre-patterned male mold 3-5
Lower end is milled with preforming type face, and workpiece is positioned by preforming stamped out type face for the first time.The preforming cavity plate
The preformed elastic ejector pin 3-6, preformed elastic ejector pin 3-6 for deviating from preforming cavity plate 3-4 for auxiliary work-piece are provided with 3-4
Lower end is provided with preforming Rectangular Spring 3-7.
The forming module includes the molding concave die 3-8 being arranged on the 3rd lower template 3-2 and the mould on the 3rd
Forming convax mould 3-9 on plate 3-1, molding concave die 3-8 upper end are milled with forming recess, and forming convax mould 3-9 lower ends are milled with shaping type face,
Workpiece is positioned by second of preforming stamped out type face;It is provided with the molding concave die 3-8 and is used for auxiliary work-piece
Deviate from molding concave die 3-8 shaping jacking block 3-10, shaping jacking block 3-10 lower end is provided with integral spring element 3-11, forming elastic
Element 3-11 can be nitrogen spring or Rectangular Spring.
The Shaping Module includes the correcting die 3-12 being arranged on the 3rd lower template 3-2 and the mould on the 3rd
Shaping terrace die 3-13 on plate 3-1, correcting die 3-12 upper end are milled with shaping type face, and shaping terrace die 3-13 lower end is milled with whole
Shape die cavity, workpiece are positioned by the type face after shaping.
Accompanying drawing 7 (a), accompanying drawing 7 (b), accompanying drawing 7 (c) be respectively cut the front view of big opening end mould, the top view of female die and
The top view of upper mold section, accompanying drawing 7 (d) are the shape for cutting workpiece after big opening end, and accompanying drawing 7 (e) is to cut workpiece behind big opening end both sides
Shape;
The big opening end mould of cutting includes the 4th cope plate 4-1 and the 4th lower template 4-2, under the 4th cope plate 4-1 and the 4th
Rolled between template 4-2 by the 4th and be oriented to 4-3 guiding open molds;Between the 4th cope plate 4-1 and the 4th lower template 4-2
It is provided with and cuts big opening end module and cut big mouth side modules.
Mould A4-4 and installed in the under the big opening end cut big opening end module and include being arranged on the 4th lower template 4-2
Big opening end cutting knife 4-5 on four cope plate 4-1 with can with respect to the big opening end holding pad A4-6 of the 4th cope plate 4-1 upper and lower translations,
Big opening end holding pad A4-6 is relative to the 4th cope plate 4-1 translation by the 4th guide pad that is fixed on the 4th cope plate 4-1
A4-14 is oriented to, and is limited its stroke by the 4th discharging screw A4-15 and is provided pressure-pad-force by the 4th discharging screw A4-16;Institute
State the big opening end edge of a knife mold insert 4-7 for being provided with big opening end on mould A4-4 and coordinating the big opening end cutting knife 4-5 cut big opening end;
Mould B4-8 under the big opening end cut big mouth side modules and include being arranged on the 4th lower template 4-2, installed in the
On four cope plate 4-1 can be relative to the big opening end holding pad B4-9 of the 4th cope plate 4-1 upper and lower translations and installed in the 4th
Great Kou sides cutting knife A4-10 on cope plate 4-1 and great Kou sides cutting knife B4-11, it is provided with mould B4-8 under the big opening end
It is respectively intended to cooperate with the big mouth side tool mouth mold insert A4-12 that great Kou sides cutting knife A4-10 and great Kou sides cutting knife B4-11 is cut
With big mouth side tool mouth mold insert B4-13.Big opening end holding pad B4-9 is relative to the 4th cope plate 4-1 translation by being fixed on the 4th
The 4th guide pad B4-17 on template 4-1 is oriented to, and its stroke is limited and by the 4th discharging by the 4th discharging screw B4-18
Screw B4-19 provides pressure-pad-force.
Accompanying drawing 8 (a), accompanying drawing 8 (b), accompanying drawing 8 (c) are respectively to cut four paws end/side to cut the/front view of perforating die, lower half
The top view of mould and the top view of upper mold section;Accompanying drawing 8 (d), accompanying drawing 8 (e), accompanying drawing 8 (f) are respectively A-A, B- of accompanying drawing 8 (b)
B, C-C to sectional view;Accompanying drawing 8 (g) is the shape for cutting workpiece behind four paws end, and accompanying drawing 8 (h) is lateral incision four paws end end face both sides
The shape of workpiece after outline, accompanying drawing 8 (i) is for punching and simultaneously by workpiece after the redundance excision of the middle side edge of workpiece two
Shape graph;
It is described cut four paws end/side cut/perforating die includes the 5th cope plate 5-1 and the 5th lower template 5-2, mould on the 5th
Rolled between plate 5-1 and the 5th lower template 5-2 by the 5th and be oriented to 5-3 guiding open molds;The 5th cope plate 5-1 and the 5th
It is provided between lower template 5-2 and cuts four paws end module, is cut four paws end side modules and punching/cut side clout module;
The four paws end locating piece A5-4 and four paws for cutting four paws end module and including being arranged on the 5th lower template 5-2
Hold on binder block A5-5, and the four paws end drift 5-6 on the 5th cope plate 5-1, the four paws end drift 5-6
It is provided with and cuts mold insert on four paws end, cutting mold insert on four paws end there are three pieces, respectively cuts mold insert A5-7 on four paws end, cuts on four paws end
Mold insert B5-8 cuts mold insert on four paws end for three pieces and corresponds respectively to special-shaped four paws half-shell four paws end with cutting mold insert C5-9 on four paws end
Three neutral gears between four fingers, four paws end drift 5-6 knife back side are provided with the rigid drift for being used for increasing four paws end drift 5-6
Block 5-10;The four paws end binder block A5-5 can be relative to the 5th lower template 5-2 upper and lower translations, and its translation is led by the 5th
It is oriented to block 5-11, and the power for resetting it is provided by the 5th Rectangular Spring A5-12, its pressure-pad-force is by being fixed on the 5th cope plate
The 5th nitrogen spring 5-13 on 5-1 is provided, and the four of the four paws end of special-shaped four paws half-shell is corresponded on the binder block A5-5 of four paws end
It is respectively equipped with finger and cuts mold insert A5-14 under four paws end, cut mold insert B5-15 under four paws end, cut mold insert C5-16 under four paws end and cut
Mold insert D5-17 under four paws end;
The four paws end locating piece B5-18 for cutting four paws end side modules and including being arranged on the 5th lower template 5-2
And the four paws end binder block B5-19 on the 5th cope plate 5-1 and being respectively used to cuts the of four paws end both sides side
Abnormal-shaped punch B5-21 on abnormal-shaped punch A5-20 and the 5th on five, the four paws end binder block B5-19 can be relative to described
Five lower template 5-2 upper and lower translations, it translates to be provided by the 5th discharging screw A5-22 and is oriented to spacing, and by the 5th Rectangular Spring
B5-23 provides pressure-plate-force;Correspond to abnormal-shaped punch A5-20 and the 5th on the described 5th on the four paws end locating piece B5-18
The five times mould insert A5-33 are provided with immediately below upper abnormal-shaped punch B5-21 and the five times mould insert B5-34 are used to coordinate sanction
Cut;
The punching/cut side clout module include the five times mould 5-23 being arranged on the 5th lower template 5-2 with
And holding pad 5-24 on the 5th on the 5th cope plate 5-1, on for punching the 5th abnormal-shaped punch C5-25 and
It is respectively used to cut off on the 5th of the middle side edge surplus material of workpiece two abnormal-shaped punch E5-27 on abnormal-shaped punch D5-26 and the 5th;
The five times mould insert C5-28, the five times mould insert D5-29 and the five times mould insert E5- are provided with the five times moulds
30 are respectively cooperating with abnormal-shaped punch C5-25 on the 5th, abnormal-shaped punch E5-27 is carried out on abnormal-shaped punch D5-26 and the 5th on the 5th
Punching and cut side;Holding pad 5-24 can be relative to the 5th cope plate 5-1 upper and lower translations on described 5th, and it is translated by the
Five discharging screw B5-31 are oriented to and limit stroke, and the 5th Rectangular Spring C5-32 by being disposed there above provides pressure-plate-force.
Accompanying drawing 9 (a), accompanying drawing 9 (b), accompanying drawing 9 (c) are respectively big opening end flange/front view of four paws end flange mold, lower half
The top view of mould and the top view of upper mold section;Accompanying drawing 9 (d), accompanying drawing 9 (e) are respectively after big opening end flange is handled and four paws
The shape graph of workpiece after the flange processing of end;
The big opening end flange/four paws end flange mold includes the 6th cope plate 6-1 and the 6th lower template 6-2, mould on the 6th
Rolled between plate 6-1 and the 6th lower template 6-2 by the 6th and be oriented to 6-3 guiding open molds;6th cope plate 6-1 and the six times moulds
Big opening end flange module and four paws end flange module are provided between plate 6-2;
The big opening end flange module include be arranged on the 6th lower template 6-2 on big mouth flange holding pad 6-4, be distributed in
The big mouth flange cavity plate A6-5 and big mouth flange cavity plate B6-6 of big mouth flange holding pad 6-4 both sides, and installed in the described 6th
Big mouth flanging die 6-7 on cope plate 6-1;The both sides of the big mouth flanging die 6-7 are provided with rigid big for improving its
Mouthful flange block 6-11, the big mouth flange holding pad 6-4 can be relative to the 6th lower template 6-2 upper and lower translations, and it is translated by the
Six guide pad A6-8 are oriented to, and the 6th guide pad A6-8 is provided with dovetail shaped lead, on the big mouth flange holding pad 6-4
Dovetail shaped guide groove is provided with, is slidably matched between the dovetail shaped lead and dovetail shaped guide groove, big mouth flange holding pad 6-4
Lower end is provided with the 6th discharging screw A6-9 for being used for limiting stroke and the 6th nitrogen spring A6-10 for providing pressure-plate-force;In order to
Cost is saved, the big mouth flange cavity plate A6-5 and big mouth flange cavity plate B6-6 is mold insert form.
The four paws end flange module includes four paws flange holding pad 6-12, the distribution being arranged on the 6th lower template 6-2
Four paws end flange cavity plate A6-13 and four paws end flange cavity plate B6-14 in four paws flange holding pad 6-12 both sides, and be arranged on
Four paws end flanging die 6-15 on the 6th cope plate 6-1;The both sides of the four paws end flanging die 6-15, which are provided with, to be used for
Improve its rigid four paws flange block 6-16;The four paws flange holding pad 6-12 can be relative to above and below the 6th lower template 6-2
Translation, it is translated is oriented to by the 6th guide pad B6-17, and the 6th guide pad B is provided with dovetail shaped lead, and the four paws turns over
Dovetail shaped guide groove is provided with the holding pad 6-12 of side, is slidably matched between the dovetail shaped lead and dovetail shaped guide groove.Four
Pawl flange holding pad 6-12 lower ends are provided with the 6th discharging screw B6-18 for being used for limiting stroke and the 6th nitrogen for providing pressure-plate-force
Gas spring B6-19;In order to save cost, the four paws end flange cavity plate A6-13 and four paws end flange cavity plate B6-14 is mold insert shape
Formula.
Accompanying drawing 10 (a), accompanying drawing 10 (b), accompanying drawing 10 (c) be respectively brachydactylia side flanging/length refer to side flanging die front view, under
The top view of half module and the top view of upper mold section;Accompanying drawing 10 (d), accompanying drawing 10 (e) are respectively that length refers to side flanging and brachydactylia side
The shape graph of workpiece after flange.
Brachydactylia side flanging/the length, which refers to side flanging die, includes the 7th cope plate 7-1 and the 7th lower template 7-2, mould on the 7th
Rolled between plate 7-1 and the 7th lower template 7-2 by the 7th and be oriented to 7-3 guiding open molds;7th cope plate 7-1 and the seven times moulds
Brachydactylia side flanging module is provided between plate 7-2 and length refers to side flanging module;
The brachydactylia side flanging module includes the brachydactylia rollover edge die 7-4 on the 7th lower template 7-2 and can phase
For the seven times holding pad A7-5 of the 7th lower template 7-2 upper and lower translations, and the brachydactylia side on the 7th cope plate 7-1
Flanging die 7-6;The 7th elastic ejector pin A7-7, the 7th elastic ejector pin A7-7 upper ends are provided with the brachydactylia side flanging punch-pin 7-6
Provided with the 7th ejector pin spring A7-8.The negative angle position corresponded on the seven times holding pad A7-5 on workpiece is provided with the 7th edge
Block A7-9;The seven times holding pad A7-5 are relative to the 7th lower template 7-2 translational motion by being fixed on the 7th lower template 7-2
The seven times guide pad A7-10 is oriented to, and row is limited by the 7th discharging screw A7-11 for being arranged on the seven times holding pad A7-5 lower ends
Journey, and provide pressure-plate-force by the 7th nitrogen spring A7-12.
The length that the length refers to side flanging module and includes being arranged on the 7th lower template 7-2 refers to rollover edge die 7-13 and can phase
For the seven times holding pad B7-14 of the 7th lower template 7-2 upper and lower translations, and length on the 7th cope plate 7-1 refers to
Side flanging punch-pin 7-15;The length, which refers in side flanging punch-pin 7-15, is provided with the 7th elastic ejector pin B7-16, the 7th elastic ejector pin B7-
16 upper ends are provided with the 7th ejector pin spring B 7-17.The negative angle position corresponded on the seven times holding pad B7-14 on workpiece is set
There is the 7th insert B7-18.The seven times holding pad B7-14 are relative to the 7th lower template 7-2 translational motion by being fixed under the 7th
The seven times guide pad B7-19 on template 7-2 are oriented to, by the 7th discharging screw for being arranged on the seven times holding pad B7-14 lower ends
B7-20 limits stroke, and provides pressure-plate-force by the 7th nitrogen spring B7-21.
The step of processing technology of the special-shaped four paws half-shell of the present invention, is reasonable, makes a distinction between the important and the lesser one, and can be carried out in a stroke
Operation be arranged in a stroke and complete, at utmost save the number of molds needed to use, save cost and carry
High operating efficiency.The task of each operation can be efficiently accomplished according to the mould of each station in the producing line of above-mentioned Design Processing,
Machining accuracy is high.
Described above is only the preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.