CN111438292A - Mold, punch press device and manufacturing method for manufacturing condenser end plate - Google Patents
Mold, punch press device and manufacturing method for manufacturing condenser end plate Download PDFInfo
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- CN111438292A CN111438292A CN202010377461.6A CN202010377461A CN111438292A CN 111438292 A CN111438292 A CN 111438292A CN 202010377461 A CN202010377461 A CN 202010377461A CN 111438292 A CN111438292 A CN 111438292A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 238000004080 punching Methods 0.000 claims abstract description 117
- 238000010008 shearing Methods 0.000 claims description 67
- 238000005520 cutting process Methods 0.000 claims description 42
- 238000007493 shaping process Methods 0.000 abstract 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/04—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of sheet metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
- B21D19/088—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a die for manufacturing condenser end plates, a punch device and a manufacturing method, and the key points of the technical scheme are that the die comprises an upper chopping block and a lower chopping block which are fixed on a punch, wherein the lower chopping block is respectively provided with a punching fixed template and a hole flanging fixed template; still be equipped with down the shaping subassembly on chopping block down, still be equipped with in the below of last chopping block by chopping block drive motion down, with lower shaping subassembly cooperation with the last shaping subassembly of work piece stamping forming after the hole flanging, the punch press device include feeder, alignment module, with mould fixed connection's punch press, through the once only automatic condenser end plate that dashes of punch press drive mould motion, can improve production efficiency and product quality greatly.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a die, a punch press device and a manufacturing method for manufacturing an automatic condenser punching end plate.
[ background of the invention ]
In the prior art, when the end plate of the condenser is manufactured, the production efficiency is low, more manpower is consumed, and the cost is high.
The present invention has been made based on such a situation.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provides a die, a punch device and a manufacturing method for manufacturing a condenser end plate, which have the advantages of high production efficiency, reliable performance and high automation degree.
The invention is realized by the following technical scheme:
a mold for forming an end plate of a condenser, comprising: the punching device comprises an upper chopping board 1 and a lower chopping board 2 which are fixed on a punch 28, wherein the upper surface of the upper chopping board 1 is provided with a connecting column 11 which is fixedly connected with the punch 28, the lower chopping board 2 is respectively provided with a punching fixed template 5 and a hole flanging fixed template 6, a plurality of punching needles 12 which are driven by the lower chopping board 2 to move to punch holes on a workpiece 10 on the punching fixed template 5 are arranged below the upper chopping board 1, and a plurality of hole flanging needles 13 which are driven by the lower chopping board 2 to move to hole the punched workpiece 10 on the hole flanging fixed template 6 are also arranged below the upper chopping board 1; a lower forming component 3 is arranged on the lower chopping board 2, and an upper forming component 4 which is driven by the lower chopping board 2 to move and is matched with the lower forming component 3 to punch and form the workpiece 10 after hole flanging is arranged below the upper chopping board 1.
The mold for manufacturing the condenser end plate is characterized in that the lower molding assembly 3 comprises a first template 301 arranged above the lower cutting board 2, a second template 302 which is L-shaped is arranged around three sides of the first template 301, a first lower shearing board 303 and a second lower shearing board 304 are respectively arranged on two opposite outer sides of the first template 301, the first lower shearing board 303 and the second lower shearing board 304 are both fixed on the lower cutting board 2, the second lower shearing board 304 is positioned between the second template 302 and the hole flanging fixed template 6, the upper molding assembly 4 comprises a third template 401 fixed on the upper cutting board 1, a frame-shaped fourth template 402 is fixed on the bottom surface of the third template 401, placing openings 406 are arranged on two opposite sides of the fourth template 402, a first upper shearing board 404 matched with the first lower shearing board 303 and a second upper shearing board 405 matched with the second lower shearing board 304 are respectively arranged in the two placing openings 406, a fifth template 403 is arranged below the third template 403, and a fifth template 401 is arranged in the middle of the fifth template 403.
The mould for manufacturing the condenser end plate is characterized in that: a punching movable template 7 and a hole flanging movable template 8 are respectively fixed at the bottom of the upper chopping board 1, a punching stripper plate 9 is suspended on the punching movable template 7, a hole flanging stripper plate 14 is suspended on the hole flanging movable template 8, a punching spring 15 is arranged between the punching stripper plate 9 and the punching movable template 7, and a hole flanging spring 16 is arranged between the hole flanging movable template 8 and the hole flanging stripper plate 14; the upper end of the punching needle 12 is fixed on the punching movable template 7, the upper end of the hole flanging needle 13 is fixed on the hole flanging movable template 8, the punching fixed template 5 is provided with a plurality of fourth holes 17 for the punching needle 12 to insert, and the hole flanging fixed template 6 is provided with a plurality of fifth holes 18 for the hole flanging needle 13 to insert; the fifth hole 18 is a stepped hole, and a boss 49 and a fifth spring 50 that presses the boss 49 upward are provided in the fifth hole 18.
The mould for manufacturing the condenser end plate is characterized in that: a plurality of first springs 305 are arranged between the lower anvil 2 and the first template 301, a plurality of second springs 306 are arranged between the second template 302 and the lower anvil 2, and a plurality of fourth springs 407 are arranged between the fifth template 403 and the third template 401; the first lower shearing plate 303 is provided with a rounded corner near the second template 302.
The mould for manufacturing the condenser end plate is characterized in that: the number of the first springs 305 is ten, two rows of the first springs 305 are arranged, first spring placing holes 19 for placing the first springs 305 are formed in the lower cutting board 2, a first counter bore is formed in the first template 301, and a first bolt 22 for connecting the lower cutting board 2 and the first template 301 is arranged in the first counter bore; a second counter bore is formed in the lower cutting board 2, a second bolt 23 for connecting the lower cutting board 2 and the second template 302 is arranged in the second counter bore, and the second bolt 23 is sleeved with the second spring 306; the first lower cutting plate 303 and the second lower cutting plate 304 are fixed on the lower cutting board 2 through lower cutting plate bolts.
The mould for manufacturing the condenser end plate is characterized in that: the third template 401 comprises a transverse plate and two vertical plates respectively arranged at two sides of the transverse plate, fifteen fourth springs 407 are arranged in three rows, and a plurality of fourth spring placing holes for placing the fourth springs 407 are arranged at the bottom surface of the transverse plate; a plurality of third counter bores are formed in the third template 401, and fifth bolts 25 for hanging the fifth template 403 on the third template 401 are arranged in the third counter bores; the third template 401 is fixed on the upper anvil 1 through a third bolt 42, the fourth template 402 is also fixedly connected with the third template 401 through the third bolt 42, and the third bolt 42 passes through the transverse plate and the vertical plate for installation; the first upper shearing plate 404 and the second upper shearing plate 405 are fixed on the fourth template 402 through upper shearing plate bolts.
The mould for manufacturing the condenser end plate is characterized in that: a fourth counter bore is formed in the punching stripper plate 9, and a punching bolt 20 for hanging the punching stripper plate 9 on the punching movable template 7 is arranged in the fourth counter bore; a fifth counter bore is arranged on the hole flanging stripper plate 14, and a hole flanging bolt 21 for hanging the hole flanging stripper plate 14 on the hole flanging moving die plate 8 is arranged in the fifth counter bore; and a plurality of limiting screws 24 for limiting the two sides of the workpiece 10 are arranged on the punching fixed die plate 5 and the hole flanging fixed die plate 6.
The mould for manufacturing the condenser end plate is characterized in that: a plurality of first guide posts 26 and a plurality of second guide posts 27 are respectively fixed on the upper chopping board 1, the lower ends of the first guide posts 26 penetrate through the punching stripper plate 9, and a first guide hole for inserting the first guide post 26 is arranged on the punching fixed die plate 5; the lower end of the second guide post 27 penetrates through the hole flanging stripper plate 14, and a second guide hole for inserting the second guide post 27 is formed in the hole flanging fixed die plate 6; a third guide post 30 is fixed on the lower anvil 2, a sliding sleeve 31 and a third spring 33 are sleeved on the third guide post 30, the third spring 33 is abutted between the sliding sleeve 31 and the lower anvil 2, and a plurality of third guide holes for inserting the sliding sleeve 31 are arranged on the upper anvil 1.
The punching device of the die is characterized in that: the workpiece straightening device comprises a feeder 35, a straightening module 36 for straightening the workpiece 10 and a punch 28 fixedly connected with a connecting column 11, wherein the coiled workpiece 10 is coiled on a roller 37 of the feeder 35; an upper rotating shaft 38 is arranged on the punch 28, and two limit switches 39 for control are arranged on the upper rotating shaft 38; a supporting platform 40 is arranged on the punch press 28, and the lower cutting board 2 is fixed on the supporting platform 40.
A method for manufacturing the condenser end plate by adopting the punch press device is characterized in that:
the coiled workpiece 10 on the feeder 35 is driven by the feeder 35 to move forward, and the free end of the workpiece 10 is straightened by the straightening module 36;
the workpiece 10 moves to the punching fixed die plate 5, the punching needle 12 on the punching movable die plate 7 moves downwards to penetrate through the punching stripper plate 9 and be inserted into the fourth hole 17, and the workpiece 10 is punched with a plurality of first holes 47; then the punching needle 12 moves upwards to reset, the compressed punching spring 15 presses the punching stripper plate 9, the punching stripper plate 9 further presses the workpiece 10, and the punching needle 12 withdraws from the first hole 47 of the workpiece 10;
the workpiece 10 continues to move to the hole flanging fixed die plate 6, the hole flanging needle 13 on the hole flanging movable die plate 8 moves downwards to penetrate through the hole flanging material returning plate 14 to be inserted into the fifth hole 18, the boss 49 in the fifth hole 18 descends, and the hole flanging needle 13 downwards flanges the first hole 47 to form a second hole 48; then the hole flanging needle 13 moves upwards to reset, the fifth spring 50 pushes against the boss 49 to reset, the compressed hole flanging spring 16 pushes against the hole flanging stripper plate 14, the hole flanging stripper plate 14 further pushes against the workpiece 10, and the hole flanging needle 13 withdraws from the hole of the workpiece 10;
the workpiece 10 continues to move forwards to the first template 301, the fifth template 403 presses the first template 301, the fourth template 402 presses the second template 302, the first spring 305 and the second spring 306 are compressed, the first template 301 and the second template 302 descend, the first upper shearing plate 404 is matched with the first lower shearing plate 303 to shear off the rim charge at the front end of the workpiece 10, the second upper shearing plate 405 moves downwards and is matched with the second lower shearing plate 304 to cut off the rear tail of the workpiece 10, and meanwhile, the first lower shearing plate 303 pushes the front part of the workpiece 10 upwards to form an upper folded edge 101;
then the first template 301 stops descending, the second template 302 continues descending, the fourth spring 407 is compressed, and the fourth template 402 presses three sides of the workpiece 10, which are positioned on the second template 302, into three lower folding edges 102;
finally, the upper forming component 4 is driven by the punch 28 to move upwards, and the fourth spring 407 is reset; the first template 301 and the second template 302 are also moved upwards for resetting;
the next workpiece 10 is moved past to push the workpiece 10 out of the blank.
Compared with the prior art, the invention has the following advantages:
1. the mold for manufacturing the condenser end plate has a complex and ingenious structure, and can punch the steel sheet into the end plate at one time under the punching of the punch; the last pivot of punch press has set up two limit switch, goes up the pivot and is rotated by the gear drive of punch press, and these two limit switch establish respectively on the different scales of last pivot, and two limit switch trigger constantly of setting for to this time of can controlling the feeder pay-off respectively, go up the time of chopping block downstream, thereby realize not having artifical automated control, improved production efficiency greatly, reduce the cost of labor.
2. Although the condenser end plate needs to be punched for three times, the steel bars are not cut off and then placed on three sets of dies for respective punching; the mould can be made into the condenser end plate through three-step stamping, steel bars are input into the mould, one condenser end plate is output, and three workpieces can be simultaneously processed without processing by other equipment, and another workpiece does not need to be processed after one workpiece is processed.
[ description of the drawings ]
FIG. 1 is a perspective view of a punch press apparatus of the present invention;
FIG. 2 is a perspective view of the inventive die;
FIG. 3 is a perspective view of a workpiece at various stages of the invention;
FIG. 4 is a front view of the inventive die;
FIG. 5 is an exploded view of the inventive die;
FIG. 6 is a perspective cross-sectional view of the inventive die 1;
fig. 7 is a perspective cross-sectional view 2 of the inventive die with the connecting stud hidden.
In the figure: 1 is an upper chopping block; 2 is a lower chopping block; 3 is a lower forming component; 301 is a first template; 302 is a second template; 303 is a first lower shearing plate; 304 is a second lower shearing plate; 305 is a first spring; 306 is a second spring; 4 is an upper forming component; 401 is a third template; 402 is a fourth template; 403 is a fifth template; 404 is a first upper shearing plate; 405 is a second upper shearing plate; 406 is a placement port; 407 is a fourth spring; 5 is a punching fixed template; 6, a hole flanging fixed template; 7 is a punching movable template; 8 is a hole flanging moving template; 9 is a punching stripper plate; 10 is a workpiece; 11 is a connecting column; 12 is a punching needle; 13 is a hole flanging needle; 14 is a hole flanging stripper plate; 15 is a punching spring; 16 is a hole flanging spring; 17 is a fourth hole; 18 is a fifth hole; 19 is a first spring mounting hole; 20 is a punching bolt; 21 is a hole flanging bolt; 22 is a first bolt; 23 is a second bolt; 24 is a limit screw; 25 is a fifth bolt; 26 is a first guide pillar; 27 is a second guide pillar; 28, a punch press; 30 is a third guide pillar; 31 is a sliding sleeve; 33 is a third spring; 35 is a feeder; 36 is a straightening module; 37 is a roller; 38 is an upper rotating shaft; 39 is a limit switch; 40 is a supporting platform; 42 is a third bolt; 46 is a avoidance hole; 47 is a first hole; 48 is a second aperture; 49 is a boss; 50 is a fifth spring; 101 is an upper hem; 102 is a lower hem.
[ detailed description ] embodiments
The technical features of the present invention will be described in further detail with reference to the accompanying drawings so that those skilled in the art can understand the technical features.
A mould for manufacturing an end plate of a condenser is disclosed, as shown in figures 2 to 7, and comprises an upper chopping board 1 and a lower chopping board 2 which are fixed on a punch 28, wherein the upper surface of the upper chopping board 1 is provided with a connecting column 11 which is fixedly connected with the punch 28, the punch 28 drives a mould to punch a workpiece through the connecting column 11, the lower chopping board 2 is respectively provided with a punching fixed template 5 and a hole flanging fixed template 6, the punching fixed template 5 and the hole flanging fixed template 6 are fixed and fixed, a plurality of punching needles 12 which are driven by the lower chopping board 2 to move to punch the workpiece 10 on the punching fixed template 5 are arranged below the upper chopping board 1, the punched holes are first holes 47, and the diameter of the first holes 47 is relatively small; a plurality of hole flanging needles 13 driven by the lower cutting board 2 to move to flanging the punched workpiece 10 on the hole flanging fixed die plate 6 are also arranged below the upper cutting board 1, namely the hole flanging needles 13 further flange the first holes 47 downwards to form second holes 48;
the die set comprises three parts which are driven by a punch press, the first part is used for punching a workpiece, the second part is used for further flanging the hole of the workpiece, the third part is used for pressing, folding, forming and cutting off the workpiece, the third part comprises a lower forming component 3 which is arranged on a lower cutting board 2 and used for receiving the workpiece 10 with the hole being flanged, an upper forming component 4 which is driven by the lower cutting board 2 to move and matched with the lower forming component 3 to punch and form the workpiece 10 with the hole being flanged is arranged below the upper cutting board 1, the workpiece 10 entering the third part is still in a belt shape and is not cut off, the workpiece 10 after being flanged is further driven to the lower forming component 3, the lower forming component 3 is matched with the upper forming component 4 to press, fold, form and cut off left and right, and the small block cut off on the left side is a scrap edge of the workpiece.
The mold for manufacturing the condenser end plate as described above, the lower forming assembly 3 includes a first mold plate 301 disposed above the lower cutting board 2, a second mold plate 302 in an L shape is disposed around three sides of the first mold plate 301, a first lower shearing plate 303 and a second lower shearing plate 304 are respectively disposed on two opposite outer sides of the first mold plate 301, the first lower shearing plate 303 and the second lower shearing plate 304 are both fixed on the lower cutting board 2, and the second lower shearing plate 304 is located between the second mold plate 302 and the hole flanging fixed mold plate 6;
the upper forming assembly 4 comprises a third template 401 fixed on the upper anvil 1, a frame-shaped fourth template 402 is fixed on the bottom surface of the third template 401, placing openings 406 are arranged on two opposite sides of the fourth template 402, a first upper shearing plate 404 matched with the first lower shearing plate 303 and a second upper shearing plate 405 matched with the second lower shearing plate 304 are respectively arranged in the two placing openings 406, a fifth template 403 is hung below the third template 401, and the fifth template 403 is arranged in the middle of the frame shape of the fourth template 402.
In the mold for manufacturing the condenser end plate, a plurality of first springs 305 are arranged between the lower anvil 2 and the first template 301, and a plurality of second springs 306 are arranged between the second template 302 and the lower anvil 2; a plurality of fourth springs 407 are disposed between the fifth template 403 and the third template 401.
When the upper forming assembly 4 presses down the forming assembly 3, the fourth template 402 presses against the second template 302, the fifth template 403 presses against the first template 301, the second template 302 and the first template 301 both descend, but the first template 301 descends a certain distance and then presses against the lower cutting board 2 to stop descending, the first template 301 presses against the fifth template 403 to ascend, then the second template 302 is pressed by the fourth template 402 and the second upper cutting board 405 to continuously descend more, and thus three edges of the workpiece 10 are bent downwards; the second upper shearing plate 405 is matched with the second lower shearing plate 304 to cut the long-strip-shaped workpiece into a plurality of specified equal lengths, the first upper shearing plate 404 is matched with the first lower shearing plate 303 to cut off the rim charge at the front end of the workpiece, and the matched edge is sharp and can cut off the workpiece.
The condenser end plate is manufactured by the above-mentioned mold, and the first springs 305 are provided with ten rows, as shown in fig. 5 and 7; first spring receiving holes 19 for receiving the first springs 305 are formed in the lower anvil 2 and at the bottom of the first die plate 301, the first spring receiving holes 19 are arranged in three rows and fifteen, the first spring receiving holes 19 in the middle row are empty and have no first spring 305, as shown in fig. 7, and if they are installed, the fifth die plate 403 cannot press down the first die plate 301. The first template 301 is provided with a first counter bore, a first bolt 22 for connecting the lower cutting board 2 and the first template 301 is arranged in the first counter bore, and the first bolt 22 comprises a screw part screwed into the lower cutting board 2 and a polished rod part positioned above the lower cutting board 2.
A second counter bore is formed in the lower anvil 2, a second bolt 23 for connecting the lower anvil 2 and the second template 302 is arranged in the second counter bore, the second bolt 23 comprises a screw part screwed into the second template 302 and a polished rod part positioned below the second template 302, the second bolt 23 is sleeved with the second spring 306, and the number of the second spring 306 is two rows and six; the first lower cutting plate 303 and the second lower cutting plate 304 are fixed on the lower cutting board 2 through lower cutting plate bolts.
Since there are ten first springs 305, six second springs 306 and fifteen fourth springs 407, it can be seen from fig. 4 that the second form 302 is also less thick than the first form 301. After the first template 301 descends to compress the first spring 305 for a certain distance, the bottom surface of the first template 301 will abut against the lower anvil 2 and stop descending, then the first template 301 abuts against the fifth template 403 and ascends to compress the fourth spring 407, the second template 302 is continuously pressed and descended by the fourth template 402 and the second upper shear plate 405, and therefore the descending displacement of the second template 302 is larger than the descending displacement of the first template 301.
As described above, in the mold for manufacturing the condenser end plate, the third mold plate 401 includes a horizontal plate and two vertical plates respectively disposed at two sides of the horizontal plate, the number of the fourth springs 407 is fifteen, and the bottom surface of the horizontal plate is provided with a plurality of fourth spring receiving holes for receiving the fourth springs 407; a plurality of third counter bores are formed in the third template 401, fifth bolts 25 for hanging the fifth template 403 on the third template 401 are installed in the third counter bores, and each fifth bolt 25 comprises a screw part screwed into the fifth template 403 and a polish rod part located above the fifth template 403; the third template 401 is fixed on the upper anvil 1 through a third bolt 42, the fourth template 402 is also fixedly connected with the third template 401 through the third bolt 42, and the third bolt 42 passes through the transverse plate and the vertical plate for installation; the first upper shearing plate 404 and the second upper shearing plate 405 are fixed on the fourth template 402 through upper shearing plate bolts.
As shown in fig. 5, a punching movable die plate 7 and a hole flanging movable die plate 8 are respectively fixed at the bottom of the upper chopping board 1, a punching stripper plate 9 is suspended on the punching movable die plate 7, a hole flanging stripper plate 14 is suspended on the hole flanging movable die plate 8, a punching spring 15 is arranged between the punching stripper plate 9 and the punching movable die plate 7, and a hole flanging spring 16 is arranged between the hole flanging movable die plate 8 and the hole flanging stripper plate 14; the upper end of punching needle 12 is fixed on punching movable die plate 7, and the lower extreme of punching needle 12 can pass punching stripper plate 9, the upper end of hole flanging needle 13 is fixed on hole flanging movable die plate 8 and the lower extreme of hole flanging needle 13 can pass hole flanging stripper plate 14 be equipped with a plurality of confessions on the punching fixed die plate 5 punching needle 12 male fourth hole 17 be equipped with a plurality of confessions on the hole flanging fixed die plate 6 hole flanging needle 13 male fifth hole 18.
As shown in fig. 6 and 7, the fifth hole 18 is a stepped hole and penetrates through the lower cutting board 2, a boss 49 and a fifth spring 50 which upwardly presses the boss 49 are arranged in the fifth hole 18, when the hole flanging needle 13 performs hole flanging, the boss 49 is pressed and lowered by the hole flanging needle 13, after the hole flanging needle 13 is reset, the boss 49 is pressed and reset by the fifth spring 50, the top surface of the reset boss 49 is preferably flush with the top surface of the hole flanging fixed die plate 6, and of course, the punching fixed die plate 5 is also flush with the top surface of the hole flanging fixed die plate 6.
The punching needle 12 is used for penetrating through the movable punching template 7 and inserting into the fourth hole 17 to punch the workpiece 10 on the fixed punching template 5, and punched scraps fall from the fourth hole 17; the hole flanging needle 13 is used for penetrating through the hole flanging movable die plate 8 and inserting into the fifth hole 18 to flanging the workpiece 10 on the hole flanging fixed die plate 6, and the outer circle edge of the bottom surface of the hole flanging needle 13 is provided with a fillet, so that the workpiece cannot be cut off, and only the hole flanging can be performed. In punching or burring, the punch spring 15 is compressed by the punch moving die 7, and the burring spring 16 is compressed by the burring moving die 8. When the punching pin 12 is reset, the punching spring 15 presses the punching stripper plate 9, the punching stripper plate 9 can press the workpiece 10, and the workpiece 10 is prevented from resetting along with the punching pin 12; similarly, the hole flanging spring 16 presses the hole flanging stripper plate 14, and the hole flanging stripper plate 14 can press the workpiece 10, so that the workpiece 10 is prevented from resetting along with the hole flanging needle 13.
Furthermore, a fourth counter bore is formed in the stripper plate 9, a punch bolt 20 for hanging the stripper plate 9 on the movable punch template 7 is arranged in the fourth counter bore, and the punch bolt 20 comprises a screw part screwed into the movable punch template 7 and a smooth rod part positioned below the movable punch template 7; a fifth counter bore is arranged on the hole flanging stripper plate 14, a hole flanging bolt 21 for hanging the hole flanging stripper plate 14 on the hole flanging moving die plate 8 is arranged in the fifth counter bore, and the hole flanging bolt 21 comprises a screw part screwed into the hole flanging moving die plate 8 and a smooth rod part positioned below the hole flanging moving die plate 8; the punching fixed die plate 5 and the hole flanging fixed die plate 6 are respectively provided with a plurality of limiting screws 24 for limiting two sides of the workpiece 10, and the punching movable die plate 7 and the hole flanging movable die plate 8 are both fixedly connected with the upper chopping board 1.
In the above mold for manufacturing the condenser end plate, a plurality of first guide pillars 26 and second guide pillars 27 are respectively fixed on the upper chopping board 1, the lower ends of the first guide pillars 26 penetrate through the punching stripper board 9, and the punching fixed die plate 5 is provided with first guide holes for the first guide pillars 26 to insert; the lower end of the second guide post 27 penetrates through the hole flanging stripper plate 14, and a second guide hole for inserting the second guide post 27 is formed in the hole flanging fixed die plate 6; a third guide post 30 is fixed on each lower anvil 2, a sliding sleeve 31 and a third spring 33 are sleeved on each third guide post 30, a blocking piece for blocking the sliding sleeve 31 is fixed at the top end of each third guide post 30, the third spring 33 is abutted between the sliding sleeve 31 and the lower anvil 2, and a plurality of third guide holes for inserting the sliding sleeve 31 are formed in the upper anvil 1. The third spring 33 is used for restoring the sliding sleeve 31, and a plurality of balls for reducing friction force are arranged on the sliding sleeve 31.
The bottom surface of the first upper shearing plate 404 is flush with the bottom surface of the second upper shearing plate 405, and the bottom surfaces of the fourth template 402 and the fifth template 403 are flush with each other; the first lower shearing plate 303 is provided with a rounded corner at the side close to the second template 302, so that when the first lower shearing plate 303 is not moved and the first template 301 is lowered, the first lower shearing plate 303 can bend the workpiece upwards to form the upper folded edge 101 instead of cutting the workpiece.
As shown in fig. 3, fig. 3 shows the workpieces in different states, and the whole workpiece 10 is initially conveyed to the die, in the figure, part a is the workpiece when not being punched, part B is the workpiece after being punched, part C is the workpiece after being punched, i.e., the workpiece after being flanged with the first hole 47, and part D is the condenser end plate after being formed by press-folding. The first template 301 is provided with a plurality of strip-shaped avoiding holes 46 for accommodating the flanges of the second holes 48, or for avoiding the second holes 48, otherwise, the flanges of the second holes 48 are flattened during folding. Therefore, the steel bars are input into the die, the condenser end plate is output, the finished product is continuously output from the die without being processed by other equipment, three workpieces can be processed simultaneously, another workpiece does not need to be processed after one workpiece is processed, and the production efficiency is greatly improved.
The invention also claims a punching device comprising the above die, as shown in fig. 1, comprising a feeder 35, a straightening module 36 for straightening the workpiece 10, and a punching machine 28 fixedly connected to the connecting column 11, wherein the rolled workpiece 10 is rolled on a roller 37 of the feeder 35; a supporting platform 40 is arranged on the punch press 28, and the lower chopping block 2 is fixed on the supporting platform 40; an upper rotating shaft 38 is arranged on the punch press 28, and two limit switches 39 for control are arranged on the upper rotating shaft 38. Therefore, the punching machine device is full-automatic equipment, manual operation is not needed, the production efficiency is greatly improved, and the labor cost is reduced.
The invention also discloses a method for manufacturing the condenser end plate by adopting the punching device, which comprises the following steps:
the coiled workpiece 10 on the feeder 35 is driven by the feeder 35 to move forward, and the free end of the workpiece 10 is straightened by the straightening module 36;
the workpiece 10 moves to the punching fixed die plate 5, the punching needle 12 on the punching movable die plate 7 moves downwards to penetrate through the punching stripper plate 9 and be inserted into the fourth hole 17, and the workpiece 10 is punched with a plurality of first holes 47; then the punching needle 12 moves upwards to reset, the compressed punching spring 15 presses the punching stripper plate 9, the punching stripper plate 9 further presses the workpiece 10, and the punching needle 12 withdraws from the first hole 47 of the workpiece 10;
the workpiece 10 continues to move to the hole flanging fixed die plate 6, the hole flanging needle 13 on the hole flanging movable die plate 8 moves downwards to penetrate through the hole flanging material returning plate 14 to be inserted into the fifth hole 18, the boss 49 in the fifth hole 18 descends, and the hole flanging needle 13 downwards flanges the first hole 47 to form a second hole 48; then the hole flanging needle 13 moves upwards to reset, the fifth spring 50 pushes against the boss 49 to reset, the compressed hole flanging spring 16 pushes against the hole flanging stripper plate 14, the hole flanging stripper plate 14 further pushes against the workpiece 10, and the hole flanging needle 13 withdraws from the hole of the workpiece 10;
the workpiece 10 continues to move forwards to the first template 301, the fifth template 403 presses the first template 301, the fourth template 402 presses the second template 302, the first spring 305 and the second spring 306 are compressed, the first template 301 and the second template 302 descend, the first upper shearing plate 404 is matched with the first lower shearing plate 303 to shear off the rim charge at the front end of the workpiece 10, the second upper shearing plate 405 moves downwards and is matched with the second lower shearing plate 304 to cut off the rear tail of the workpiece 10, and meanwhile, the first lower shearing plate 303 pushes the front part of the workpiece 10 upwards to form an upper folded edge 101;
then the first template 301 stops descending, the second template 302 continues descending, the fourth spring 407 is compressed, and the fourth template 402 presses three sides of the workpiece 10, which are positioned on the second template 302, into three lower folding edges 102;
finally, the upper forming component 4 is driven by the punch 28 to move upwards, and the fourth spring 407 is reset; the first template 301 and the second template 302 are also moved upwards for resetting;
the next workpiece 10 is moved past to push the workpiece 10 out of the blank.
The above-described punching processes on the punching fixed die plate 5, the hole flanging fixed die plate 6 and the lower forming assembly 3 are performed simultaneously.
The embodiment of the present invention is described only for the preferred embodiment of the present invention, and not for the purpose of limiting the spirit and scope of the invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A mold for forming an end plate of a condenser, comprising: the punching device comprises an upper chopping board (1) and a lower chopping board (2) which are fixed on a punch press (28), wherein the upper surface of the upper chopping board (1) is provided with a connecting column (11) fixedly connected with the punch press (28), the lower chopping board (2) is respectively provided with a punching fixed template (5) and a hole flanging fixed template (6), a plurality of punching needles (12) which are driven by the lower chopping board (2) to move to punch holes on a workpiece (10) on the punching fixed template (5) are arranged below the upper chopping board (1), and a plurality of hole flanging needles (13) which are driven by the lower chopping board (2) to move to hole the punched workpiece (10) on the hole flanging fixed template (6) are also arranged below the upper chopping board (1); a lower forming component (3) is arranged on the lower chopping board (2), and an upper forming component (4) which is driven by the lower chopping board (2) to move and is matched with the lower forming component (3) to punch and form the workpiece (10) after hole flanging is arranged below the upper chopping board (1).
2. The mold for manufacturing the condenser end plate according to claim 1, wherein the lower forming assembly (3) comprises a first template (301) arranged above the lower cutting board (2), a second template (302) shaped like L is arranged around three sides of the first template (301), a first lower shearing board (303) and a second lower shearing board (304) are respectively arranged on two opposite outer sides of the first template (301), the first lower shearing board (303) and the second lower shearing board (304) are both fixed on the lower cutting board (2), the second lower shearing board (304) is positioned between the second template (302) and the hole flanging fixed template (6), the upper forming assembly (4) comprises a third template (401) fixed on the upper cutting board (1), a fourth template (402) shaped like a frame is fixed on the bottom surface of the third template (401), openings (406) are arranged on two opposite sides of the fourth template (402), openings (403) are respectively arranged in two sides of the third template, the second template (403) is matched with the fifth lower shearing board (403), and a fifth lower shearing board (405) is suspended on the second template (403).
3. The mold for manufacturing the condenser end plate according to claim 2, wherein: a punching movable template (7) and a hole flanging movable template (8) are respectively fixed at the bottom of the upper chopping board (1), a punching stripper plate (9) is suspended on the punching movable template (7), a hole flanging stripper plate (14) is suspended on the hole flanging movable template (8), a punching spring (15) is arranged between the punching stripper plate (9) and the punching movable template (7), and a hole flanging spring (16) is arranged between the hole flanging movable template (8) and the hole flanging stripper plate (14); the upper end of the punching needle (12) is fixed on the punching movable template (7), the upper end of the hole flanging needle (13) is fixed on the hole flanging movable template (8), a plurality of fourth holes (17) for the punching needle (12) to insert are formed in the punching fixed template (5), and a plurality of fifth holes (18) for the hole flanging needle (13) to insert are formed in the hole flanging fixed template (6); the fifth hole (18) is a stepped hole, and a boss (49) and a fifth spring (50) which upwards presses the boss (49) are arranged in the fifth hole (18).
4. The mold for manufacturing the condenser end plate according to claim 2, wherein: a plurality of first springs (305) are arranged between the lower anvil plate (2) and the first template (301), a plurality of second springs (306) are arranged between the second template (302) and the lower anvil plate (2), and a plurality of fourth springs (407) are arranged between the fifth template (403) and the third template (401); and the side, close to the second template (302), of the first lower shearing plate (303) is provided with a fillet.
5. The mold for manufacturing a condenser end plate according to claim 4, wherein: the first springs (305) are provided with ten rows, the lower cutting board (2) is provided with first spring placing holes (19) for placing the first springs (305), the first template (301) is provided with a first counter bore, and the first counter bore is internally provided with a first bolt (22) for connecting the lower cutting board (2) and the first template (301); a second counter bore is formed in the lower cutting board (2), a second bolt (23) for connecting the lower cutting board (2) and the second template (302) is arranged in the second counter bore, and the second bolt (23) is sleeved with the second spring (306); the first lower shearing plate (303) and the second lower shearing plate (304) are fixed on the lower chopping board (2) through lower shearing plate bolts.
6. The mold for manufacturing a condenser end plate according to claim 5, wherein: the third template (401) comprises a transverse plate and two vertical plates which are respectively arranged on two sides of the transverse plate, the number of the fourth springs (407) is fifteen, three rows of the fourth springs are arranged, and a plurality of fourth spring placing holes for placing the fourth springs (407) are formed in the bottom surface of the transverse plate; a plurality of third counter bores are formed in the third template (401), and fifth bolts (25) for hanging the fifth template (403) on the third template (401) are arranged in the third counter bores; the third template (401) is fixed on the upper cutting board (1) through a third bolt (42), the fourth template (402) is also fixedly connected with the third template (401) through the third bolt (42), and the third bolt (42) penetrates through the transverse plate and the vertical plate to be installed; the first upper shearing plate (404) and the second upper shearing plate (405) are fixed on the fourth template (402) through upper shearing plate bolts.
7. The mold for manufacturing a condenser end plate according to claim 3, wherein: a fourth counter bore is arranged on the punching stripper plate (9), and a punching bolt (20) for hanging the punching stripper plate (9) on the punching movable template (7) is arranged in the fourth counter bore; a fifth counter bore is arranged on the hole-flanging stripper plate (14), and a hole-flanging bolt (21) for hanging the hole-flanging stripper plate (14) on the hole-flanging moving template (8) is arranged in the fifth counter bore; and a plurality of limiting screws (24) for limiting the two sides of the workpiece (10) are arranged on the punching fixed die plate (5) and the hole flanging fixed die plate (6).
8. The mold for manufacturing a condenser end plate according to claim 3, wherein: a plurality of first guide posts (26) and a plurality of second guide posts (27) are respectively fixed on the upper chopping board (1), the lower ends of the first guide posts (26) penetrate through the punching stripper plate (9), and first guide holes for the first guide posts (26) to insert are formed in the punching fixed die plate (5); the lower end of the second guide post (27) penetrates through the hole flanging stripper plate (14), and a second guide hole for inserting the second guide post (27) is formed in the hole flanging fixed die plate (6); third guide posts (30) are respectively fixed on the lower cutting board (2), a sliding sleeve (31) and a third spring (33) are sleeved on the third guide posts (30), the third spring (33) abuts against between the sliding sleeve (31) and the lower cutting board (2), and a plurality of third guide holes for the sliding sleeve (31) to insert are formed in the upper cutting board (1).
9. A punch press apparatus comprising the die of any one of claims 1 to 8, wherein: the device comprises a feeder (35), an alignment module (36) for aligning the workpiece (10) and a punch press (28) fixedly connected with a connecting column (11), wherein the rolled workpiece (10) is rolled on a roller (37) of the feeder (35); an upper rotating shaft (38) is arranged on the punch press (28), and two limit switches (39) for control are arranged on the upper rotating shaft (38); a supporting platform (40) is arranged on the punch (28), and the lower chopping block (2) is fixed on the supporting platform (40).
10. A method of manufacturing condenser end plates using the press apparatus of any one of claims 1 to 9, wherein:
a rolled workpiece (10) on the feeding machine (35) is driven by the feeding machine (35) to move forwards, and the free end of the workpiece (10) is straightened by the straightening module (36);
a workpiece (10) moves onto the punching fixed die plate (5), a punching needle (12) on the punching movable die plate (7) moves downwards to penetrate through the punching stripper plate (9) to be inserted into a fourth hole (17), and the workpiece (10) is punched with a plurality of first holes (47); then the punching needle (12) moves upwards to reset, the compressed punching spring (15) pushes the punching stripper plate (9), the punching stripper plate (9) further pushes the workpiece (10), and the punching needle (12) withdraws from the first hole (47) of the workpiece (10);
the workpiece (10) continues to move to the hole flanging fixed die plate (6), a hole flanging needle (13) on the hole flanging movable die plate (8) moves downwards to penetrate through a hole flanging stripper plate (14) and is inserted into a fifth hole (18), a boss (49) in the fifth hole (18) descends, and the hole flanging needle (13) downwards flanges a first hole (47) to form a second hole (48); then the hole flanging needle (13) moves upwards to reset, the fifth spring (50) pushes the boss (49) to reset, the compressed hole flanging spring (16) pushes the hole flanging stripper plate (14), the hole flanging stripper plate (14) further pushes the workpiece (10), and the hole flanging needle (13) is withdrawn from the hole of the workpiece (10);
the workpiece (10) continues to move forwards to the first template (301), the fifth template (403) presses the first template (301), the fourth template (402) presses the second template (302), the first spring (305) and the second spring (306) are compressed, the first template (301) and the second template (302) descend, the first upper shearing plate (404) is matched with the first lower shearing plate (303) to shear off rim charge at the front end of the workpiece (10), the second upper shearing plate (405) moves downwards to be matched with the second lower shearing plate (304) to cut off the rear tail of the workpiece (10), and meanwhile the first lower shearing plate (303) pushes the front part of the workpiece (10) upwards to form an upper folding edge (101);
then the first template (301) stops descending, the second template (302) continues descending, the fourth spring (407) is compressed, and the fourth template (402) presses three sides of the workpiece (10), which are positioned on the second template (302), into three lower folding edges (102);
finally, the upper forming component (4) is driven by the punch (28) to move upwards, and the fourth spring (407) is reset; the first template (301) and the second template (302) are also moved upwards for resetting;
the next workpiece (10) is moved past to push the workpiece (10) out of the blank.
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| CN202010377461.6A CN111438292B (en) | 2020-05-07 | 2020-05-07 | Mold for manufacturing condenser end plate, punch device and manufacturing method |
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| CN202010377461.6A CN111438292B (en) | 2020-05-07 | 2020-05-07 | Mold for manufacturing condenser end plate, punch device and manufacturing method |
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| CN117415213A (en) * | 2023-12-19 | 2024-01-19 | 深圳市道格特科技有限公司 | Probe card former |
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