CN112024719A - Shell multi-station die and using method thereof - Google Patents
Shell multi-station die and using method thereof Download PDFInfo
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- CN112024719A CN112024719A CN202010881947.3A CN202010881947A CN112024719A CN 112024719 A CN112024719 A CN 112024719A CN 202010881947 A CN202010881947 A CN 202010881947A CN 112024719 A CN112024719 A CN 112024719A
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- 238000000034 method Methods 0.000 title claims description 11
- 238000004080 punching Methods 0.000 claims abstract description 66
- 238000007493 shaping process Methods 0.000 claims abstract description 37
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000010008 shearing Methods 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 72
- 238000009966 trimming Methods 0.000 claims description 45
- 238000004513 sizing Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000005520 cutting process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000007704 transition Effects 0.000 description 5
- 230000000670 limiting effect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
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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
- 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
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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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/003—Simultaneous forming, e.g. making more than one part per stroke
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a shell multi-station die, which comprises: a sheet falling die, which is used for slicing and blanking the shell raw material section to form a wafer to be processed; the drawing die is used for drawing and expanding the wafer to be processed to form a hollow cylinder with a groove and an expanded edge; the deep drawing forming die is used for continuously deep drawing and forming the hollow cylinder with the groove and the expanded edge for multiple times to form the hollow cylinder with the groove and the opening inclined plane; the shaping die is used for shaping the opening inclined plane of the deep drawing formed inclined plane; the flange flattening die is used for flattening the inclined plane of the opening to form a flange edge; the edge cutting die is used for cutting the edge of the flange edge orderly; the punching die is used for punching the top of the part after the edge shearing is finished; and a middle hole chamfering die for carrying out middle hole chamfering on the part after punching. The invention realizes the automatic assembly line processing of the shell, improves the production efficiency and reduces the production cost.
Description
Technical Field
The invention relates to the technical field of stamping dies, in particular to a shell multi-station die and a using method thereof.
Background
The metal shell product is usually produced by a machining method of numerical control machine tool machining and forming, and the machining method has the defects of high production cost, more consumed materials and low efficiency.
Therefore, the technical personnel in the field are dedicated to developing a shell multi-station die and a using method thereof, realizing the automatic stamping processing of the metal shell, and having the characteristics of high efficiency and cost saving.
Disclosure of Invention
In view of the above-mentioned defects of the prior art, the technical problem to be solved by the present invention is how to improve the efficiency of shell processing and save the production cost.
In order to achieve the above object, the present invention provides a multi-station die for a housing, comprising:
a sheet dropping die configured to slice and drop the housing raw material section to form a wafer to be processed;
a drawing die configured to draw and expand the wafer to be processed to form a hollow cylinder having a groove and an expanded side;
a drawing forming die configured to continuously draw-form the hollow cylinder having the groove and the enlarged edge a plurality of times to form a hollow cylinder having a groove and an open slope;
a sizing die configured to draw the formed bevel for open bevel sizing;
a flange flattening die configured to flatten the opening bevel to form a flange edge;
a trimming die configured to trim an edge of the flange;
a punching die configured to punch the top of the part after trimming is completed;
a center hole chamfering die configured to center hole chamfer the punched part.
The sheet dropping die comprises a lower portion and an upper portion, the lower portion of the sheet dropping die is fixed on a workbench of a punch through a lower base plate and a lower template, a supporting plate is fixed on the lower base plate, a fixing plate is arranged on the supporting plate, a concave template is arranged on the fixing plate, a through hole is formed in the concave template to accommodate a sheet dropping female die, the sheet dropping female die is detachably fixed in the concave template, and a through groove is formed in the fixing plate corresponding to the position of the sheet dropping female die; the upper portion of the sheet dropping die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the sheet dropping male die is detachably fixed on the upper base plate, and a first discharging plate with a hole in the center is arranged around the sheet dropping male die and connected with the upper base plate through a first spring.
The drawing die comprises a drawing die lower part and a drawing die upper part, the drawing die lower part is fixed on a workbench of a punch press through a lower base plate and a lower template, a first male die fixing seat is fixedly arranged on the lower base plate, a drawing male die is detachably arranged on the first male die fixing seat, and a second discharging plate with a central hole is arranged around the drawing male die and connected with the lower base plate through a third spring; the upper part of the drawing die is fixed on a sliding block of a punch through an upper base plate and an upper die plate, wherein the drawing die is detachably fixed on the upper base plate through a first die fixing seat, a first discharging block is positioned in the first die fixing seat and the drawing die, and a second spring is arranged between the first discharging block and the upper base plate.
The deep drawing forming die comprises a lower part and an upper part, the lower part of the deep drawing forming die is fixed on a workbench of a punch press through a lower base plate and a lower template, a second male die fixing seat is fixedly arranged on the lower base plate, a deep drawing forming male die is detachably arranged on the second male die fixing seat, and a third discharging plate with a central opening is arranged around the deep drawing forming male die and connected with the lower base plate; the upper part of the deep drawing forming die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein a deep drawing forming female die is detachably fixed on the upper base plate through a second female die fixing seat, a second discharging block is positioned in the second female die fixing seat and the deep drawing forming female die, and a fourth spring is arranged between the second discharging block and the upper base plate.
Further, the shaping die comprises a lower shaping die part and an upper shaping die part, the lower shaping die part is fixed on a workbench of the punch through a lower base plate and a lower die plate, a third male die fixing seat is fixedly arranged on the lower base plate, a shaping male die is detachably mounted on the third male die fixing seat, and a plurality of first discharging columns surround the shaping male die and are connected with the lower base plate through sixth springs; the upper part of the shaping die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the shaping die is detachably fixed on the upper base plate through a third die fixing seat, a third discharging block is located in the third die fixing seat and the shaping die, and a fifth spring is arranged between the third discharging block and the upper base plate.
The flange flattening die comprises a lower flange flattening die part and an upper flange flattening die part, the lower flange flattening die part is fixed on a workbench of a punch press through a lower base plate and a lower die plate, a fourth male die fixing seat is fixedly arranged on the lower base plate, the flange flattening male die is detachably mounted on the fourth male die fixing seat, and a plurality of second discharging columns are arranged around the flange flattening male die and connected with the lower base plate through eighth springs; the upper part of the flange patting die is fixed on a sliding block of the punch through an upper backing plate and an upper die plate, wherein a flange patting female die is detachably fixed on the upper backing plate through a third female die fixing seat, a fourth discharging block is positioned in the third female die fixing seat and the flange patting female die, and a seventh spring is arranged between the fourth discharging block and the upper backing plate.
Further, the trimming die comprises a lower trimming die part and an upper trimming die part, the lower trimming die part is fixed on a workbench of the punch press through a lower liner plate and a lower template, wherein the lower liner plate is fixedly provided with a positioning die cap through a die cap fixing seat, the waste material shears are sleeved on the periphery of the die cap fixing seat and are lower than the positioning die cap in height, a first discharge chute fixing seat is arranged on the outer side of the waste material shears, and the first discharge chute fixing seat is connected with a first discharge chute arranged outside; the trimming die is characterized in that the upper portion of the trimming die is fixed on a sliding block of a punch through an upper base plate and an upper die plate, wherein a trimming die is fixed on the upper base plate through a fifth die fixing seat and a fourth die fixing seat, a discharging rod is located in a cavity on the upper portion of the trimming die, an ejector rod is arranged at the top of the discharging rod, the discharging rod further comprises a discharging cushion block arranged in the fourth die fixing seat and a positioning sleeve arranged in the fifth die fixing seat, and a ninth spring is arranged on the discharging cushion block.
Further, the punching die comprises a punching lower part and a punching upper part, the punching lower part is fixed on a workbench of the punch through a lower backing plate and a lower template, wherein a punching female die is fixedly arranged on the lower backing plate through a punching female die fixing seat, the diameter of the punching female die is smaller than that of a part to be processed, a notch is formed in the center of the punching female die, a second discharging groove fixing seat is arranged on the outer side of the punching female die, and the second discharging groove fixing seat is connected with a second discharging groove arranged outside; the punching die is characterized in that the upper part of the punching die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein a positioning female die is fixed on the upper base plate through a sixth female die fixing seat and a male die guide seat, and a punching male die penetrates through the male die guide seat and the positioning female die and extends out of the positioning female die and is arranged corresponding to the punching female die.
Furthermore, the middle hole chamfering die comprises a middle hole chamfering die lower part and a middle hole chamfering die upper part, the middle hole chamfering die lower part is fixed on a workbench of a punch press through a lower base plate and a lower template, a fifth male die fixing seat is fixedly arranged on the lower base plate, a middle hole chamfering male die is detachably mounted on the fifth male die fixing seat, a chamfering boss is arranged in the center of the middle hole chamfering male die, and a plurality of third discharging columns surround the middle hole chamfering male die and are connected with the lower base plate through eleventh springs; the upper part of the middle hole chamfering die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the middle hole chamfering die is detachably fixed on the upper base plate through a seventh die fixing seat, a fifth discharging block is positioned in the seventh die fixing seat and the drawing die, and a tenth spring is arranged between the fifth discharging block and the upper base plate.
The invention also provides a use method of the shell multi-station die as claimed in claim 1, which comprises the following steps:
step 1, a step of falling the slice: sending the shell raw material section into a sheet dropping die, and slicing and dropping the shell raw material section by using the sheet dropping die to form a wafer to be processed;
The invention has the beneficial effects that:
the shell multi-station die has the advantages of coherent process and compact structure, combines the push rod and the mechanical arm for automatic transmission, has high automation degree, good product quality, is suitable for batch production, greatly improves the production efficiency of products, has high stability and reliability, improves the labor condition, lightens the labor intensity of workers, can ensure the production safety, improves the labor productivity and the product quality, simultaneously can reduce the loss of energy and raw materials, saves the processing time and finally reduces the manufacturing cost of the products.
Drawings
Fig. 1 is a schematic three-dimensional structure of a multi-station shell mold according to a preferred embodiment of the present invention;
FIG. 2 is a front view of the housing multi-position die of a preferred embodiment of the present invention;
FIG. 3 is a top view of the housing multi-position die of a preferred embodiment of the present invention;
FIG. 4 is a cross-sectional view of a housing multi-position die according to a preferred embodiment of the present invention;
fig. 5 is a sectional view of a housing part machined by the use of the housing multi-station die according to a preferred embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings for clarity and understanding of technical contents. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
Fig. 1 is a housing multi-station die without an upper base plate and an upper die plate, and comprises a sheet falling die 1, a drawing die 2, a drawing forming die 3, a shaping die 4, a flange beating die 5, a trimming die 6, a punching die 7, a middle hole chamfering die 8 and a plurality of transition stations 9 which are arranged in sequence in a forward direction. The transition stations 9 only serve a fixing and guiding function, and a certain number of transition stations 9 are set to match the size of the punch press.
As shown in fig. 2, the upper parts of the blanking die 1, the drawing die 2, the drawing forming die 3, the shaping die 4, the flange flattening die 5, the trimming die 6, the punching die 7, the middle hole chamfering die 8 and the transition station 9 are fixedly arranged on an upper template 11 through an upper backing plate 10, and the lower parts are fixedly arranged on a lower template 13 through a lower backing plate 12.
As shown in fig. 3, rails 14 are arranged on two sides of a sheet falling die 1, a drawing die 2, a drawing forming die 3, a shaping die 4, a flange beating die 5, a trimming die 6, a punching die 7, a middle hole chamfering die 8 and a transition station 9, a two-degree-of-freedom mechanical arm 15 is arranged on the rails 14, a clamping device is arranged on the mechanical arm 15 corresponding to each station, and the mechanical arm can be opened and closed to clamp a part to be processed and convey the part to the next station. The head of the wafer falling die 1 is provided with a push rod 16 which can push the wafer to be processed to send the wafer to a first station 17, and the shell parts processed by the assembly line are sent to a finished product station 18. Discharge chutes 19 and 20 are respectively arranged at the positions corresponding to the trimming die 6 and the punching die 7. The scrap after trimming and punching is discharged from the first discharge chute 19 and the second discharge chute 20.
Fig. 4 is a sectional view of the housing multi-station die, showing in detail the internal structure thereof. The structure of the housing multi-station die is described below with reference to fig. 4.
The invention provides a shell multi-station die which is used for stamping a shell part product shown in figure 5 in a production line. Firstly, a shell raw material is sliced and blanked by a blanking die 1 to form a to-be-processed wafer, then the to-be-processed wafer is pushed to a first station 17 by a push rod 16, the to-be-processed wafer is matched with a clamping device on a mechanical arm 15 and is sent to a next station, namely a drawing die 2, and the to-be-processed wafer is drawn by the drawing die 2 to form a hollow cylinder with a groove and expand the edge. Then, the drawing die 3 continues drawing and expanding the same. The shaping die 4 shapes the inclined plane of the opening; the flange flattening die 5 flattens the inclined plane of the opening to form a flange edge; the edge cutting die 6 cuts the edge of the flange edge orderly; the punching die 7 punches a through hole on the top; and the middle hole chamfering die 8 is used for chamfering the through hole at the top and conveying the through hole to a finished product station 18, and finally forming a shell finished product.
According to the technical scheme, the shell is processed and split into the processes realized by the die with the independent structure, and the special die structures are respectively designed, so that the high efficiency and the reliable quality of shell processing are ensured.
Preferably, the lower part of the blanking die 1 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a support plate is fixed on the lower part of the blanking die, a fixing plate is arranged on the support plate, a concave template is arranged on the fixing plate, a guide sleeve is arranged on the outer side of the concave template, a through hole capable of containing a blanking female die is formed in the concave template, the blanking female die is detachably fixed in the through hole, and a through groove is formed in the fixing plate corresponding to the position of the blanking female die so as to discharge waste materials after blanking from the through.
The upper part of the sheet dropping die 1 is fixed on a slide block of a punch press through an upper backing plate 10 and an upper template 11. The sheet dropping convex die is detachably fixed on the upper backing plate 10. The upper backing plate 10 is provided with a guide post corresponding to the position of the guide sleeve arranged on the concave template, and the guide post is matched with the guide sleeve to assist the upper part and the lower part of the sheet falling die 1 to be accurately aligned.
When the upper part of the sheet dropping die 1 moves downwards, the sheet dropping male die and the sheet dropping female die are matched to realize slicing and blanking. The first stripper plate with the central hole is arranged around the sheet-falling male die and connected with the upper base plate 10 through a first spring, the first spring is sleeved outside a short limiting bolt, and one end of the limiting bolt is fixedly arranged at the bottom of the first upper die plate. After slicing and blanking are finished, the upper part of the blanking die 1 moves upwards, and the first spring applies pressure to the first discharging plate to realize discharging action.
Preferably, the lower part of the drawing die 2 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a first male die fixing seat is fixedly arranged on the lower backing plate 12, and a drawing male die is detachably arranged on the first male die fixing seat.
The upper part of the drawing die 2 is fixed on a slide block of a punch press through an upper backing plate 10 and an upper die plate 11. The drawing die is detachably fixed on the upper backing plate 10 through a first die fixing seat. The first discharging block is in close contact with the first female die fixing seat and the drawing female die, and the second spring is arranged between the first discharging block and the upper backing plate 10.
When the upper part of the drawing die 2 moves downwards, the drawing male die is matched with the drawing female die to realize drawing. The second stripper plate with a central opening is arranged around the drawing punch and is connected with the lower backing plate 12 through a third spring.
The first discharging block is driven to be pressed downwards through the upper top of the third spring and the second spring, and discharging is completed.
Preferably, the lower part of the drawing forming die 3 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a second male die fixing seat is fixedly arranged on the lower backing plate 12, and a drawing forming male die is detachably arranged on the second male die fixing seat.
The upper part of the drawing forming die 3 is fixed on a slide block of a punch press through an upper backing plate 10 and an upper template 11. The drawing forming female die is detachably fixed on the upper backing plate 10 through a second female die fixing seat. The second discharging block is in close contact with the second female die fixing seat and the deep drawing forming female die, and the fourth spring is arranged between the second discharging block and the upper base plate 10.
When the upper part of the deep drawing forming die 3 moves downwards, the deep drawing forming male die is matched with the deep drawing forming female die to realize deep drawing forming. The third stripper plate with a central opening is arranged around the drawing forming convex die and is connected with the lower backing plate 12.
And the fourth spring drives the second discharging block to press downwards to complete the discharging action.
Preferably, the lower part of the sizing die 4 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a third male die fixing seat is fixedly arranged on the lower backing plate 12, and a sizing male die is detachably arranged on the third male die fixing seat.
The upper part of the sizing die 4 is fixed on the slide of the punch press by an upper backing plate 10 and an upper die plate 11. The shaping female die is detachably fixed on the upper backing plate 10 through a third female die fixing seat. The third discharging block is in close contact with the third concave die fixing seat and the shaping concave die, and the fifth spring is arranged between the third discharging block and the upper backing plate 10.
When the upper part of the shaping die 4 moves downwards, the shaping convex die is matched with the shaping concave die to realize shaping. A plurality of first discharging columns are arranged around the shaping male die and connected with the lower backing plate 12 through sixth springs.
And the third discharging block is driven to be pressed downwards by the upper top of the sixth spring and the fifth spring to complete the discharging action.
Preferably, the lower part of the flange patting die 5 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a fourth male die fixing seat is fixedly arranged on the lower backing plate 12, and a flange patting male die is detachably mounted on the fourth male die fixing seat.
The upper part of the flange patting flat die 5 is fixed on a slide block of a punch press through an upper backing plate 10 and an upper die plate 11. The flange patting female die is detachably fixed on the upper backing plate 10 through a third female die fixing seat. The fourth discharging block is in close contact with the third concave die fixing seat and the flange patting concave die, and the seventh spring is arranged between the fourth discharging block and the upper backing plate 10.
When the upper part of the flange flattening die 5 moves downwards, the flange flattening male die is matched with the flange flattening female die to realize flange flattening. And a plurality of second discharging columns are arranged around the flange flattening male die and are connected with the lower backing plate 12 through eighth springs.
And the fourth unloading block is driven to be pressed downwards by the upper top of the eighth spring and the seventh spring to complete the unloading action.
Preferably, the lower part of the trimming die 6 is fixed on a workbench of a punch press through a lower base plate 12 and a lower die plate 13, the lower base plate is fixedly provided with a positioning die cap through a die cap fixing seat, the waste material trimming sleeve is arranged around the die cap fixing seat and is lower than the positioning die cap, a first discharge chute fixing seat is arranged on the outer side of the waste material trimming sleeve and is connected with a first discharge chute 19 arranged on the outer part, so that the waste material after trimming can be discharged from the first discharge chute 19.
The upper part of the trimming die 8 is fixed on a slide block of the punch through an upper backing plate 10 and an upper template 11. The trimming die is fixed on the upper base plate 10 through a fifth die fixing seat and a fourth die fixing seat. The discharge bar and fourth die fixing base and cut limit die 809 in close contact with, the ejector pin setting is at the discharge bar top. The discharging rod further comprises a discharging cushion block arranged in the fourth female die fixing seat and a positioning sleeve arranged in the fifth female die fixing seat. The discharging cushion block is matched with a ninth spring arranged on the discharging cushion block, so that the discharging force is enhanced. The locating sleeve is matched with an opening defined in the fifth female die fixing seat, and has a limiting effect.
When the upper part of the trimming die 8 moves downwards, the waste material shears are matched with the trimming female die to realize trimming.
Drive the cushion of unloading through the ninth spring and push down, the cooperation ejector pin drives the unloading pole and pushes down, accomplishes the action of unloading.
Preferably, the lower part of the punching die 7 is fixed on a workbench of the punching machine through a lower backing plate 12 and a lower template 13, the punching female die is fixedly arranged on the lower backing plate 12 through a punching female die fixing seat, the diameter of the punching female die is slightly smaller than that of the part to be processed, and a notch is formed in the center of the punching female die. The second discharge chute fixing seat is arranged on the outer side of the punching die and connected with the second discharge chute 20 arranged outside, so that waste materials after punching can be discharged from the second discharge chute 20.
The upper part of the punching die 7 is fixed on the slide block of the punching machine through an upper backing plate 10 and an upper template 11. The positioning female die is fixed on the upper backing plate 10 through a sixth female die fixing seat and a male die guide seat 908. The punching male die penetrates through the male die guide seat and the positioning female die, extends out of the positioning female die for a certain distance and is arranged corresponding to the punching female die.
When the upper part of the punching die 7 moves downwards, the punching male die and the punching female die are matched to realize punching. .
Preferably, the lower part of the middle hole chamfering die 8 is fixed on a workbench of a punch press through a lower backing plate 12 and a lower template 13, a fifth punch fixing seat is fixedly arranged on the lower backing plate 12, a middle hole chamfering punch is detachably mounted on the fifth punch fixing seat, and a chamfering boss is arranged at the center of the middle hole chamfering punch.
The upper part of the middle hole chamfering die 8 is fixed on a slide block of the punch through an upper backing plate 10 and an upper template 11, and the middle hole chamfering die is detachably fixed on the upper backing plate 10 through a seventh die fixing seat. The fifth discharging block is in close contact with the seventh concave die fixing seat and the drawing concave die, and the tenth spring is arranged between the fifth discharging block and the upper backing plate 10.
When the upper part of the middle hole chamfering die 8 moves downwards, the middle hole chamfering male die is matched with the middle hole chamfering female die to realize the middle hole chamfering. And a plurality of third discharging columns are arranged around the middle hole chamfering male die and are connected with the lower backing plate 12 through eleventh springs.
And the fifth discharging block is driven to be pressed downwards by the top of the eleventh spring and the tenth spring to finish the discharging action.
The use method of the shell multi-station die comprises the following steps:
a. a step of falling the sheet: sending the shell raw material section into a sheet dropping die, and slicing and dropping the shell raw material section by using the sheet dropping die to form a wafer to be processed;
b. a drawing step, pushing a wafer to be processed to a first station by using a push rod, matching with a clamping device on a mechanical arm, sending the wafer to be processed to a drawing die, and drawing the wafer to be processed for the first time by using the drawing die to form a hollow cylinder with a groove and an expanded edge;
c. and (3) deep drawing forming: conveying the hollow cylinder with the groove and the expanded edge to a drawing forming die by using a mechanical arm, and drawing and forming the hollow cylinder with the groove and the expanded edge by using the drawing forming die to form the hollow cylinder with the groove and an opening inclined plane;
d. shaping: conveying the hollow cylinder with the groove and the opening inclined plane to a sizing die by using a mechanical arm, and sizing the opening inclined plane of the hollow cylinder with the groove and the opening inclined plane by using the sizing die;
e. a flange flattening step: conveying the part subjected to opening shaping to a flange flattening die by using a mechanical arm, and flattening the inclined surface of the opening by using the flange flattening die to form a flange edge;
f. edge shearing: conveying the part with the flange flattened by using a mechanical arm to a trimming die, and trimming the edge of the flange with an opening by using the trimming die;
g. a punching step: conveying the part subjected to edge shearing to a punching die by using a mechanical arm, and punching the top of the part subjected to edge shearing by using the punching die;
h. and (3) chamfering the middle hole: conveying the punched part to a middle hole chamfering die by using a mechanical arm, and chamfering a middle hole of the punched part by using the middle hole chamfering die;
i. and (3) finished product preparation: and (5) conveying the part with the finished middle hole chamfer to a finished product station by using a mechanical arm, and processing to finish the required shell part product.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A shell multistation mould which is characterized by comprising:
a sheet dropping die configured to slice and drop the housing raw material section to form a wafer to be processed;
a drawing die configured to draw and expand the wafer to be processed to form a hollow cylinder having a groove and an expanded side;
a drawing forming die configured to continuously draw-form the hollow cylinder having the groove and the enlarged edge a plurality of times to form a hollow cylinder having a groove and an open slope;
a sizing die configured to size the open bevel of the draw formed bevel;
a flange flattening die configured to flatten the opening bevel to form a flange edge;
a trimming die configured to trim an edge of the flange;
a punching die configured to punch the top of the part after trimming is completed;
a center hole chamfering die configured to center hole chamfer the punched part.
2. A multi-station shell die as claimed in claim 1, wherein the blanking die comprises a lower blanking die part and an upper blanking die part, the lower blanking die part is fixed on the worktable of the punch press through a lower backing plate and a lower template, wherein a support plate is fixed on the lower backing plate, a fixed plate is arranged on the support plate, a concave template is arranged on the fixed plate, a through hole is formed in the concave template to accommodate a blanking female die, the blanking female die is detachably fixed in the concave template, and a through groove is formed in the fixed plate corresponding to the position of the blanking female die; the upper portion of the sheet dropping die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the sheet dropping male die is detachably fixed on the upper base plate, and a first discharging plate with a hole in the center is arranged around the sheet dropping male die and connected with the upper base plate through a first spring.
3. The multi-station shell die as claimed in claim 1, wherein the drawing die comprises a lower drawing die part and an upper drawing die part, the lower drawing die part is fixed on a workbench of a punch through a lower backing plate and a lower template, wherein a first male die fixing seat is fixedly arranged on the lower backing plate, a drawing male die is detachably arranged on the first male die fixing seat, and a second discharging plate with a central opening is arranged around the drawing male die and connected with the lower backing plate through a third spring; the upper part of the drawing die is fixed on a sliding block of a punch through an upper base plate and an upper die plate, wherein the drawing die is detachably fixed on the upper base plate through a first die fixing seat, a first discharging block is positioned in the first die fixing seat and the drawing die, and a second spring is arranged between the first discharging block and the upper base plate.
4. A multi-station shell die as claimed in claim 1, wherein the deep drawing forming die comprises a lower deep drawing forming die part and an upper deep drawing forming die part, the lower deep drawing forming die part is fixed on the workbench of the punch through a lower backing plate and a lower template, wherein a second punch fixing seat is fixedly arranged on the lower backing plate, a deep drawing forming punch is detachably arranged on the second punch fixing seat, and a third stripper plate with a central opening is arranged around the deep drawing forming punch and connected with the lower backing plate; the upper part of the deep drawing forming die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein a deep drawing forming female die is detachably fixed on the upper base plate through a second female die fixing seat, a second discharging block is positioned in the second female die fixing seat and the deep drawing forming female die, and a fourth spring is arranged between the second discharging block and the upper base plate.
5. The multi-station shell die as claimed in claim 1, wherein the shaping die comprises a lower shaping die part and an upper shaping die part, the lower shaping die part is fixed on a workbench of the punch press through a lower backing plate and a lower template, wherein a third punch fixing seat is fixedly arranged on the lower backing plate, a shaping punch is detachably mounted on the third punch fixing seat, and a plurality of first discharging columns are arranged around the shaping punch and connected with the lower backing plate through sixth springs; the upper part of the shaping die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the shaping die is detachably fixed on the upper base plate through a third die fixing seat, a third discharging block is located in the third die fixing seat and the shaping die, and a fifth spring is arranged between the third discharging block and the upper base plate.
6. The multi-station shell die as claimed in claim 1, wherein the flange flattening die comprises a lower flange flattening die part and an upper flange flattening die part, the lower flange flattening die part is fixed on a workbench of a punch press through a lower base plate and a lower base plate, a fourth male die fixing seat is fixedly arranged on the lower base plate, the flange flattening male die is detachably mounted on the fourth male die fixing seat, and a plurality of second discharging columns are arranged around the flange flattening male die and connected with the lower base plate through eighth springs; the upper part of the flange patting die is fixed on a sliding block of the punch through an upper backing plate and an upper die plate, wherein a flange patting female die is detachably fixed on the upper backing plate through a third female die fixing seat, a fourth discharging block is positioned in the third female die fixing seat and the flange patting female die, and a seventh spring is arranged between the fourth discharging block and the upper backing plate.
7. The housing multi-station die as claimed in claim 1, wherein the trimming die comprises a lower trimming die portion and an upper trimming die portion, the lower trimming die portion is fixed on the worktable of the punch press through a lower cushion plate and a lower die plate, wherein the lower cushion plate is fixedly provided with a positioning die cap through a die cap fixing seat, the scrap shear is sleeved around the die cap fixing seat and is lower than the positioning die cap in height, a first discharge chute fixing seat is arranged on the outer side of the scrap shear, and the first discharge chute fixing seat is connected with a first discharge chute arranged on the outer side; the trimming die is characterized in that the upper portion of the trimming die is fixed on a sliding block of a punch through an upper base plate and an upper die plate, wherein a trimming die is fixed on the upper base plate through a fifth die fixing seat and a fourth die fixing seat, a discharging rod is located in a cavity on the upper portion of the trimming die, an ejector rod is arranged at the top of the discharging rod, the discharging rod further comprises a discharging cushion block arranged in the fourth die fixing seat and a positioning sleeve arranged in the fifth die fixing seat, and a ninth spring is arranged on the discharging cushion block.
8. A multi-station shell die as claimed in claim 1, wherein the punching die comprises a lower punching part and an upper punching part, the lower punching part is fixed on the workbench of the punch press through a lower backing plate and a lower template, wherein the punching female die is fixedly arranged on the lower backing plate through a punching female die fixing seat, the diameter of the punching female die is smaller than that of the part to be processed, a notch is formed in the center of the punching female die, a second discharge chute fixing seat is arranged on the outer side of the punching female die, and the second discharge chute fixing seat is connected with a second discharge chute arranged on the outer side of the punching female die; the punching die is characterized in that the upper part of the punching die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein a positioning female die is fixed on the upper base plate through a sixth female die fixing seat and a male die guide seat, and a punching male die penetrates through the male die guide seat and the positioning female die and extends out of the positioning female die and is arranged corresponding to the punching female die.
9. The multi-station shell die as claimed in claim 1, wherein the middle hole chamfering die comprises a middle hole chamfering die lower part and a middle hole chamfering die upper part, the middle hole chamfering die lower part is fixed on a workbench of a punch press through a lower base plate and a lower die plate, a fifth punch fixing seat is fixedly arranged on the lower base plate, a middle hole chamfering punch is detachably mounted on the fifth punch fixing seat, a chamfering boss is arranged at the center of the middle hole chamfering punch, and a plurality of third discharging columns are arranged around the middle hole chamfering punch and connected with the lower base plate through eleventh springs; the upper part of the middle hole chamfering die is fixed on a sliding block of the punch through an upper base plate and an upper die plate, wherein the middle hole chamfering die is detachably fixed on the upper base plate through a seventh die fixing seat, a fifth discharging block is positioned in the seventh die fixing seat and the drawing die, and a tenth spring is arranged between the fifth discharging block and the upper base plate.
10. A method of using the multi-station shell die as claimed in claim 1, comprising the steps of:
step 1, a step of falling the slice: sending the shell raw material section into a sheet dropping die, and slicing and dropping the shell raw material section by using the sheet dropping die to form a wafer to be processed;
step 2, deep drawing, namely pushing the wafer to be processed to a first station by using a push rod, matching with a clamping device on a mechanical arm, sending the wafer to be processed to a deep drawing die, and deep drawing the wafer to be processed for the first time by using the deep drawing die to form a hollow cylinder with a groove and an expanded edge;
step 3, deep drawing and forming: conveying the hollow cylinder with the groove and the expanded edge to a drawing forming die by using a mechanical arm, and drawing and forming the hollow cylinder with the groove and the expanded edge by using the drawing forming die to form the hollow cylinder with the groove and an opening inclined plane;
step 4, shaping: conveying the hollow cylinder with the groove and the opening inclined plane to a sizing die by using a mechanical arm, and sizing the opening inclined plane of the hollow cylinder with the groove and the opening inclined plane by using the sizing die;
step 5, flattening the flange: conveying the part subjected to opening shaping to a flange flattening die by using a mechanical arm, and flattening the inclined surface of the opening by using the flange flattening die to form a flange edge;
step 6, trimming: conveying the part with the flange flattened by using a mechanical arm to a trimming die, and trimming the edge of the flange with an opening by using the trimming die;
step 7, punching: conveying the part subjected to edge shearing to a punching die by using a mechanical arm, and punching the top of the part subjected to edge shearing by using the punching die;
step 8, middle hole chamfering: conveying the punched part to a middle hole chamfering die by using a mechanical arm, and chamfering a middle hole of the punched part by using the middle hole chamfering die;
step 9, finished product step: and (5) conveying the part with the finished middle hole chamfer to a finished product station by using a mechanical arm, and processing to finish the required shell part product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881947.3A CN112024719A (en) | 2020-08-28 | 2020-08-28 | Shell multi-station die and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881947.3A CN112024719A (en) | 2020-08-28 | 2020-08-28 | Shell multi-station die and using method thereof |
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| Publication Number | Publication Date |
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| CN112024719A true CN112024719A (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010881947.3A Pending CN112024719A (en) | 2020-08-28 | 2020-08-28 | Shell multi-station die and using method thereof |
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| CN (1) | CN112024719A (en) |
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| CN116713383A (en) * | 2023-08-10 | 2023-09-08 | 苏州铭峰精密机械有限公司 | Continuous stamping forming process for spoke cover with shaft sleeve |
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Application publication date: 20201204 |