CN204747277U - Processing valve rocker blanking, compound die punches a hole - Google Patents

Processing valve rocker blanking, compound die punches a hole Download PDF

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Publication number
CN204747277U
CN204747277U CN201520516247.9U CN201520516247U CN204747277U CN 204747277 U CN204747277 U CN 204747277U CN 201520516247 U CN201520516247 U CN 201520516247U CN 204747277 U CN204747277 U CN 204747277U
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China
Prior art keywords
die
blanking
punch
hole
valve rocker
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Expired - Fee Related
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CN201520516247.9U
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Chinese (zh)
Inventor
徐莹
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Chongqing University
Chongqing Technology and Business University
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Chongqing Technology and Business University
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Priority to CN201520516247.9U priority Critical patent/CN204747277U/en
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Abstract

The utility model discloses a processing valve rocker blanking, compound die punches a hole, be located including last mould subtotal go up the lower mould part of mould part below, it includes upper die base (13) and installs die shank (15) on upper die base (13) to go up the mould part, the lower mould part is including die holder (1), a serial communication port, it still includes upper padding plate (12), punch plate (10), blanking die (8) and punches a hole terrace die (14) etc. To go up the mould part, the lower mould part still includes protruding matrix plate (4), lower bolster (3), punch -die (6), stripper (7), the screw of unloading (2) and india rubber (5) etc. The utility model discloses processing valve rocker blanking, compound die punches a hole has the advantage that the stock layout is reasonable, compact structure is reasonable, can improve the work piece material the utilization ratio, process out the blanking spare of better quality, more be applicable to the blanking finished piece that the production lot is big, the required precision is high.

Description

Blanking, the punching hole composite die of processing valve rocker
Technical field
The utility model belongs to valve rocker production and processing field of tool, is specifically related to a kind of blanking, the punching hole composite die of processing valve rocker.
Background technology
Valve rocker is for coordinating camshaft to open inlet valve and exhaust valve in logical machine engine, thus completes the operation of the discharge of the gas after the gentle in-cylinder combustion of air inspiration cylinder.At present, the valve rocker in logical machine engine mainly completes production and processing by Sheet Metal Forming Technology.Wherein, Sheet Metal Forming Technology utilizes mould to apply pressure or pulling force to sheet material on pressing equipment, sheet material produced and is separated or deformation, thus obtain the blanking part of definite shape, size and performance.
Existing technique first waist-shaped hole is once gone out, and as locating hole in following process, but workpiece can produce movement, affects the precision of following process; And stock layout is artificial stock layout, workpiece material utilization rate is not optimal case.
Based on this, applicant considers to design a kind of blanking, punching hole composite die that can improve the valve rocker quality processed.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of blanking, the punching hole composite die of processing valve rocker, and improves its quality by the flatness improving the valve rocker processed.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
Blanking, the punching hole composite die of processing valve rocker, comprise part of the upper die and be positioned at the part of the lower die below described part of the upper die; Described part of the upper die comprises upper bolster and is arranged on the die shank on upper bolster; Described part of the lower die comprises die shoe; Described part of the upper die also comprises upper padding plate, punch retainer, blanking die and piercing punch; Wherein,
Described upper padding plate, punch retainer and blanking die are stacked successively from top to bottom and are fixedly connected on the lower surface of described upper bolster by straight pin and screw;
There is in the middle part of described blanking die the shape of cross section and valve rocker and hole of the same size and process for blanking;
The upper end of described piercing punch is fixed on described punch retainer, and hole in the middle part of described blanking die is run through and for punching processing in its lower end;
Described part of the lower die also comprises punch-die fixed head, lower bolster, punch-die, stripper, unloading bolt and India rubber; Wherein,
After pad is provided with described lower bolster below described punch-die fixed head, be fixedly connected on the upper surface of described die shoe by straight pin and screw;
Described punch-die entirety is in cylindricality, and it is rectified the hole in the middle part of described blanking die, and lower end is fixedly mounted on described punch-die fixed head; Described punch-die protrudes from the described cross section of punch-die fixed head part and the shape of valve rocker and in the same size, and realize blanking process for coordinating with the hole in the middle part of described blanking die; Described punch-die upper surface also has the vertical core corresponding with described piercing punch lower end, realizes punching processing;
Described stripper entirety can vertically be socketed on the sidewall of described punch-die slidably, and be connected by the upper end of screw thread with described unloading bolt, the middle part of described unloading bolt runs through described punch-die fixed head, lower bolster and die shoe from top to bottom slidably, and the lower end of described unloading bolt has spacing head of screw on described die shoe in the vertical counter sink arranged;
Described India rubber entirety is connected between the lower surface of described stripper and the upper surface of described punch-die fixed head, and be socketed in described unloading bolt is formed spacing.
The utility model processing blanking of valve rocker, punching hole composite die are in use, the elastic tripper be jointly made up of stripper, unloading bolt and India rubber can either the discharging when stamping-out completes, binder effect can be played again in blanking process, thus making the flatness of stamping-out gained blanking part higher, quality is better.
As improvement, described part of the upper die also comprises ejector block, connects push rod, push pedal and make bar; Wherein, the cross section of described ejector block and the shape of valve rocker and in the same size, and entirety can vertically be slidably arranged in the hole in the middle part of described blanking die, the middle part of described ejector block also has the through hole run through for described piercing punch;
The lower end of described connection push rod is fixedly connected with described ejector block, and described upper padding plate and punch retainer are vertically run through slidably in middle part, and upper end and the movable push pedal be arranged in the inner chamber that described die shank and described upper padding plate surround are fixedly linked; Also be provided with in the middle part of described die shank vertical and with the bar hole of described inner space, described bar of beating runs through slidably and is arranged in described bar hole, and its lower end and described push pedal are fixedly linked.
After implementing above-mentioned improvement, blanking part can be worked as when being stuck in the hole in the middle part of blanking die, by by ejector block, connect push rod, push pedal and beat the pushing device that bar forms jointly and release blanking part fast, improve the working (machining) efficiency of this mould.
As improvement, described part of the lower die also includes anticipates the fixing guide pin of position and feeding step pitch and movable pin stop for control strip; Wherein,
Described fixing guide pin is be separated by and protrude two multidiameters be fixedly mounted on described stripper, and these two fixing guide pins are all positioned at the same side of billot feed direction and form the billot location structure of this side; Described blanking die has the hole fallen into for described fixing guide pin;
Described movable pin stop vertically can run through described stripper slidably, and the upper end of described movable pin stop raises up and can keep out the edge in the hole that blanking is formed on described billot, to being provided with Compress Spring between lower end and described punch-die fixed head.
After implementing above-mentioned improvement, adopt two fixing guide pins to carry out feeding, make billot lean on guiding send to and do not sent partially, this mode is simple to operation, and simplifies the manufacture difficulty of mould.Employing activity pin stop, its upper end can be kept out the edge in the hole that blanking is formed on described billot and billot is located, and again carries out punch press process.Visible, employing activity pin stop can control exactly to the feeding step pitch of billot (feeding step can process a blanking part), thus is beneficial to and realizes high speed transfer and Automated condtrol.
As improvement, the lower surface peripheral position of described upper bolster is provided with guide pin bushing straight down; The upper surface peripheral position of described die shoe is provided with the guide pillar arranged straight up; Described guide pillar to insert slidably in described guide pin bushing and forms sliding matching structure.
After implementing above-mentioned improvement, upper bolster by keeping the position relationship of requirement between the mating reaction of guide pillars and bushes and die shoe, thus better ensures the machining accuracy to cylinder head cover.
As improvement, described vertical core runs through described die shoe and the passage of the row's of being formed punched scrap.
After implementing above-mentioned improvement, piercing punch can be beneficial to and complete the outside passage of waste residue after cylinder head cover punching through arranging punched scrap being fallen to the utility model mould structure, prevent it from being formed and pile up and obstruction is formed to the motion of piercing punch.
Blanking, the punching hole composite die of the utility model processing valve rocker, have the rational advantage of compact conformation, can punch press process out-of-plane Du Genggao, and the blanking part of better quality, is more suitable for the punch part that production lot is large, required precision is high.
Accompanying drawing explanation
Fig. 1 is the top view of die shoe in the utility model processing blanking of valve rocker, punching hole composite die.
Fig. 2 is A-A sectional view in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.Wherein, adopt the exemplary term such as such as upper and lower, left and right in description, object is to help reader understanding, and is not intended to limit.
As Suo Shi Fig. 1 to 2 (in figure, " ← " is expressed as the feeding direction of billot), blanking, the punching hole composite die of processing valve rocker, comprise part of the upper die and be positioned at the part of the lower die below described part of the upper die; Described part of the upper die comprises upper bolster 13 and is arranged on the die shank 15 on upper bolster 13; Described part of the lower die comprises die shoe 1;
Described part of the upper die also comprises upper padding plate 12, punch retainer 10, blanking die 8 and piercing punch 14; Wherein,
Described upper padding plate 12, punch retainer 10 and blanking die 8 are stacked successively from top to bottom and are fixedly connected on the lower surface of described upper bolster 13 by straight pin 9 and screw 19;
There is in the middle part of described blanking die 8 shape of cross section and valve rocker and hole of the same size and process for blanking;
The upper end of described piercing punch 14 is fixed on described punch retainer 10, and hole in the middle part of described blanking die 8 is run through and for punching processing in its lower end;
Described part of the lower die also comprises punch-die fixed head 4, lower bolster 3, punch-die 6, stripper 7, unloading bolt 2 and India rubber 5; Wherein,
After pad is provided with described lower bolster 3 below described punch-die fixed head 4, be fixedly connected on the upper surface of described die shoe 1 by straight pin and screw 24;
Described punch-die 6 entirety, in cylindricality, it is rectified the hole in the middle part of described blanking die 8, and lower end is fixedly mounted on described punch-die fixed head 4 with on lower bolster 3; Described punch-die 6 protrudes from the described cross section of punch-die fixed head 4 part and the shape of valve rocker and in the same size, and realize blanking process for coordinating with the hole in the middle part of described blanking die 8; Described punch-die 6 upper surface also has the vertical core corresponding with described piercing punch lower end, realizes punching processing;
Described stripper 7 entirety can vertically be socketed on the sidewall of described punch-die 6 slidably, and be connected by the upper end of screw thread with described unloading bolt 2, the middle part of described unloading bolt 2 runs through described punch-die fixed head 4, lower bolster 3 and die shoe 1 from top to bottom slidably, and the lower end of described unloading bolt 2 has spacing head of screw on described die shoe 1 in the vertical counter sink arranged;
Described India rubber 5 entirety is connected between the lower surface of described stripper 7 and the upper surface of described punch-die fixed head 4, and be socketed in described unloading bolt 2 is formed spacing.
During concrete enforcement, described die shank 15 is for being connected with actuating unit, and preferred die shank 15 is located by vertical counter sink that upper bolster 13 lower surface is arranged and upper bolster 13.Described India rubber 5 also can adopt Compress Spring to replace use.
Wherein, described part of the upper die also comprises ejector block 11, connects push rod 18, push pedal 17 and make bar 16; Wherein, the described cross section of ejector block 11 and the shape of valve rocker and in the same size, and entirety can vertically be slidably arranged in the hole in the middle part of described blanking die 8, the middle part of described ejector block 11 also has the through hole run through for described piercing punch 14;
The lower end of described connection push rod 18 is fixedly connected with described ejector block 11, described upper padding plate 12 and punch retainer 10 vertically are run through slidably in middle part, and upper end and the movable push pedal 17 be arranged in the inner chamber that described die shank 15 and described upper padding plate 12 surround are fixedly linked; Also be provided with in the middle part of described die shank 15 vertical and with the bar hole of described inner space, described bar of beating runs through slidably and is arranged in described bar hole, and its lower end and described push pedal 17 are fixedly linked.
During concrete enforcement, preferred described connection push rod 18 is connected with ejector block 11 by sunk screw.Preferred described connection push rod 18 is for being positioned at two multidiameters of the both sides of described piercing punch 14.So, the lower end connecting push rod 18 is not only made more firmly to be connected with having between ejector block 11, by hitting the more accurate Transmit evenly of thrust that striking rod 16 produces to ejector block 11 to while releasing blanking part, also can also can guarantee that blanking part surface has higher flatness.
Wherein, described part of the lower die also includes fixing guide pin 25 and the movable pin stop 21 of anticipating position and feeding step pitch for control strip; Wherein,
Described fixing guide pin 25 is for being separated by and protruding two multidiameters be fixedly mounted on described stripper 7, and these two fixing guide pins 25 are all positioned at the same side of billot feed direction and form the billot location structure of this side; Described blanking die has the hole fallen into for described fixing guide pin 25;
Described movable pin stop 21 vertically can run through described stripper 7 slidably, and the upper end of described movable pin stop 21 raises up and can keep out the edge in the hole that blanking is formed on described billot, to being provided with Compress Spring between lower end and described punch-die fixed head 4.
Wherein, the lower surface peripheral position of described upper bolster 13 is provided with guide pin bushing 22 straight down; The upper surface peripheral position of described die shoe 1 is provided with the guide pillar 23 arranged straight up; Described guide pillar 23 to insert slidably in described guide pin bushing 22 and forms sliding matching structure.
Wherein, described vertical core runs through described die shoe 1 and the passage of the row's of being formed punched scrap.
Billot in use, is first placed on stripper by the blanking of above-mentioned processing valve rocker, punching hole composite die, realizes locating and the control of feeding step pitch by fixing guide pin and movable pin stop.Then upper bolster is descending, and blanking die and punch-die complete blanking, piercing punch and punch-die and complete punching.After punch process completes, patrix is up, and stripper, under the effect of rubber and unloading bolt, draws off billot from punch-die; Ejector block by making bar, push pedal, push rod release blank from blanking die.In the specific implementation, dynaform software also can be utilized to carry out stock layout, therefrom find out optimum layout project, this makes it possible to the utilization rate further increasing billot.
Below be only the utility model preferred embodiment; need point out be; for those skilled in the art under the prerequisite not departing from the technical program, can also make some distortion and improvement, the technical scheme of above-mentioned distortion and improvement should be considered as falling into the scope that this application claims protection equally.

Claims (5)

1. process blanking, the punching hole composite die of valve rocker, comprise part of the upper die and be positioned at the part of the lower die below described part of the upper die; Described part of the upper die comprises upper bolster (13) and is arranged on the die shank (15) on upper bolster (13); Described part of the lower die comprises die shoe (1); It is characterized in that,
Described part of the upper die also comprises upper padding plate (12), punch retainer (10), blanking die (8) and piercing punch (14); Wherein,
Described upper padding plate (12), punch retainer (10) and blanking die (8) are stacked successively from top to bottom and are fixedly connected on the lower surface of described upper bolster (13) by straight pin (9) and screw (19);
Described blanking die (8) middle part has the shape of cross section and valve rocker and hole of the same size and processes for blanking;
The upper end of described piercing punch (14) is fixed on described punch retainer (10), its lower end run through described blanking die (8) middle part hole and for punching processing;
Described part of the lower die also comprises punch-die fixed head (4), lower bolster (3), punch-die (6), stripper (7), unloading bolt (2) and India rubber (5); Wherein,
After described punch-die fixed head (4) below pad is provided with described lower bolster (3), be fixedly connected on the upper surface of described die shoe (1) by straight pin and screw (24);
Described punch-die (6) entirety, in cylindricality, it is rectified the hole to described blanking die (8) middle part, and lower end is fixedly mounted on described punch-die fixed head (4) with on lower bolster (3); Described punch-die (6) protrudes from the shape of cross section and the valve rocker of described punch-die fixed head (4) part and in the same size, and realize blanking process for coordinating with the hole in the middle part of described blanking die (8); Described punch-die (6) upper surface also has the vertical core corresponding with described piercing punch (14) lower end, realizes punching processing;
Described stripper (7) entirety can vertically be socketed on the sidewall of described punch-die (6) slidably, and be connected by the upper end of screw thread with described unloading bolt (2), the middle part of described unloading bolt (2) runs through described punch-die fixed head (4), lower bolster (3) and die shoe (1) from top to bottom slidably, and the lower end of described unloading bolt (2) has spacing head of screw on described die shoe 1 in the vertical counter sink arranged;
Described India rubber (5) entirety is connected between the lower surface of described stripper (7) and the upper surface of described punch-die fixed head (4), and it is spacing to be socketed in the upper formation of described unloading bolt (2).
2. blanking, the punching hole composite die of processing valve rocker according to claim 1, is characterized in that, described part of the upper die also comprises ejector block (11), connects push rod (18), push pedal (17) and make bar (16); Wherein, the cross section of described ejector block (11) and the shape of valve rocker and in the same size, and entirety can vertically be slidably arranged in the hole at described blanking die (8) middle part, the middle part of described ejector block (11) also has the through hole run through for described piercing punch (14);
The lower end of described connection push rod (18) is fixedly connected with described ejector block (11), described upper padding plate (12) and punch retainer (10) vertically are run through slidably in middle part, and upper end and the movable push pedal (17) be arranged in the inner chamber that described die shank (15) and described upper padding plate (12) surround are fixedly linked; Described die shank (15) middle part be also provided with vertical and with the bar hole of described inner space, described bar (16) of beating runs through slidably and is arranged in described bar hole, and its lower end and described push pedal (17) are fixedly linked.
3. blanking, the punching hole composite die of processing valve rocker according to claim 1 and 2, is characterized in that, described part of the lower die also includes fixing guide pin (25) and the movable pin stop (21) of anticipating position and feeding step pitch for control strip; Wherein,
Described fixing guide pin (25) is for being separated by and protruding two multidiameters be fixedly mounted on described stripper (7), and these two fixing guide pins (25) are all positioned at the same side of billot feed direction and form the billot location structure of this side; Described blanking die has the hole fallen into for described fixing guide pin (25);
Described movable pin stop (21) vertically can run through described stripper (7) slidably, and the upper end of described movable pin stop (21) raises up and can keep out the edge in the hole that blanking is formed on described billot, to being provided with Compress Spring between lower end and described punch-die fixed head (4).
4. blanking, the punching hole composite die of processing valve rocker according to claim 1 and 2, is characterized in that, the lower surface peripheral position of described upper bolster (13) is provided with guide pin bushing (22) straight down; The upper surface peripheral position of described die shoe (1) is provided with the guide pillar (23) arranged straight up; Described guide pillar (23) to insert slidably in described guide pin bushing (22) and forms sliding matching structure.
5. blanking, the punching hole composite die of processing valve rocker according to claim 1 and 2, is characterized in that, described vertical core runs through described die shoe (1) and the passage of the row's of being formed punched scrap.
CN201520516247.9U 2015-07-16 2015-07-16 Processing valve rocker blanking, compound die punches a hole Expired - Fee Related CN204747277U (en)

Priority Applications (1)

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CN201520516247.9U CN204747277U (en) 2015-07-16 2015-07-16 Processing valve rocker blanking, compound die punches a hole

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Application Number Priority Date Filing Date Title
CN201520516247.9U CN204747277U (en) 2015-07-16 2015-07-16 Processing valve rocker blanking, compound die punches a hole

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344822A (en) * 2015-11-27 2016-02-24 吴中区光福良盛机械厂 Female die of gasket blanking die
WO2018112677A1 (en) * 2016-12-19 2018-06-28 赖家恒 Heat-sensitive disc stamping equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344822A (en) * 2015-11-27 2016-02-24 吴中区光福良盛机械厂 Female die of gasket blanking die
WO2018112677A1 (en) * 2016-12-19 2018-06-28 赖家恒 Heat-sensitive disc stamping equipment

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Granted publication date: 20151111

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