CN112872182A - Water pump cavity sectional type multistation assembling die - Google Patents
Water pump cavity sectional type multistation assembling die Download PDFInfo
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- CN112872182A CN112872182A CN202110032943.2A CN202110032943A CN112872182A CN 112872182 A CN112872182 A CN 112872182A CN 202110032943 A CN202110032943 A CN 202110032943A CN 112872182 A CN112872182 A CN 112872182A
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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
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- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a water pump cavity segmented multi-station combined die which is characterized by comprising an upper die segmented plate, a lower die segmented plate, a stretching upper die, a stretching lower die, a trimming upper die, a trimming lower die, a shaping upper die, a shaping lower die, a punching upper die, a punching lower die, a hole flanging upper die, a hole flanging lower die, a hole expanding upper die, a hole expanding lower die, a flanging upper die, a flanging lower die, a closing-up upper die and a closing-up lower die, wherein the stretching upper die, the trimming upper die, the shaping upper die, the punching upper die, the hole flanging upper die, the hole expanding upper die, the flanging upper die and the closing-up upper die are sequentially arranged on the bottom surface of the upper die segmented plate from left to right, and the stretching lower die, the trimming lower die, the shaping lower die, the punching lower die, the. The invention integrates a plurality of groups of processing dies with different procedures of the water pump cavity into a whole, the processing dies are arranged according to the processing sequence, one punch completes the punching work, the debugging time and the workpiece dismounting time are saved, and the production efficiency is high.
Description
Technical Field
The invention relates to the field of water pump cavity multi-station combined dies, and particularly belongs to a water pump cavity sectional type multi-station combined die.
Background
The water pump cavity is an important component of the water pump, and the water pump cavity can be produced only by sequentially processing eight procedures of stretching, trimming, shaping, punching, hole flanging, hole expanding, flanging and closing in the production process through eight groups of different dies. The following problems exist in the actual use process of the current common die: 1, a common die cannot completely punch a finished product of the water pump cavity, eight groups of different dies are matched with each other to punch the finished product of the water pump cavity, one group of dies is matched with one punch, the production efficiency is low, and the production cost is high; 2, each group of common dies needs to be debugged independently when the water pump cavity is produced, and each process needs to disassemble and assemble a workpiece, so that the water pump cavity is easily damaged during disassembly and assembly, the quality of finished water pump cavities is affected, the labor intensity is high, and the production efficiency is low. Therefore, the invention provides a sectional type multi-station combined die for a water pump cavity.
Disclosure of Invention
The invention provides a water pump cavity sectional type multi-station combined die which solves the problems in the background technology through the optimized design of an upper die sectional plate, a lower die sectional plate, a stretching upper die, a stretching lower die, a trimming upper die, a trimming lower die, a shaping upper die, a shaping lower die, a punching upper die, a punching lower die, a hole flanging upper die, a hole flanging lower die, a hole expanding upper die, a hole expanding lower die, a flanging upper die, a flanging lower die, a closing-in upper die and a closing-in lower die. Meanwhile, the invention integrates a plurality of groups of processing dies with different procedures of the water pump cavity into a whole, the processing dies are arranged according to the processing sequence, one punch completes the punching work, the debugging time and the workpiece dismounting time are saved, and the production efficiency is high.
In order to meet the requirements, the technical scheme adopted by the invention is as follows:
a water pump cavity sectional type multi-station combined die is characterized by comprising an upper die sectional plate, a lower die sectional plate, a stretching upper die, a stretching lower die, a trimming upper die, a trimming lower die, a shaping upper die, a shaping lower die, a punching upper die, a punching lower die, a hole flanging upper die, a hole flanging lower die, a hole expanding upper die, a hole expanding lower die, a flanging upper die, a flanging lower die, a closing-in upper die and a closing-in lower die, wherein the stretching upper die, the trimming upper die, the shaping upper die, the punching upper die, the hole flanging upper die, the hole expanding upper die, the hole flanging upper die and the closing-in upper die are sequentially installed on the bottom surface of the upper die sectional plate from left to right, the stretching lower die, the trimming lower die, the shaping lower die, the punching lower die, the front and back sides of the bottom surface of the lower die segmented plate are provided with positioning grooves, positioning strips are arranged in the positioning grooves, the upper stretching die, the upper trimming die, the upper shaping die, the upper punching die, the upper hole flanging die, the upper flanging die and the upper closing die are positioned in the area between the positioning grooves on the front and back sides of the bottom surface of the upper die segmented plate, the upper stretching die, the upper trimming die, the upper shaping die, the upper punching die, the upper hole flanging die, the upper hole expanding die, the upper flanging die and the upper closing die are positioned in the area between the positioning grooves on the front and back sides of the top surface of the lower die segmented plate, the lower stretching die, the lower trimming die, the lower shaping die, the lower punching die, the lower hole expanding die, the upper flanging die and the lower closing die are positioned in the, the upper die sectional plate and the lower die sectional plate have the same integral structure and are opposite in installation direction.
Preferably, the vertical longitudinal center line of the upper stretching die and the vertical longitudinal center line of the lower stretching die coincide with each other, the vertical longitudinal center line of the upper trimming die and the vertical longitudinal center line of the lower trimming die coincide with each other, the vertical longitudinal center line of the upper shaping die and the vertical longitudinal center line of the lower shaping die coincide with each other, the vertical longitudinal center line of the upper punching die and the vertical longitudinal center line of the lower punching die coincide with each other, the vertical longitudinal center line of the upper hole flanging die and the vertical longitudinal center line of the lower hole expanding die coincide with each other, the vertical longitudinal center line of the upper flanging die and the vertical longitudinal center line of the lower flanging die coincide with each other, and the vertical longitudinal center line of the upper closing die and the.
Preferably, the upper die sectional plate is provided with a left upper die plate, a middle upper die plate and a right upper die plate, the upper dies for stretching and trimming are sequentially installed on the bottom surface of the left upper die plate from left to right, the upper dies for shaping, punching and hole flanging are sequentially installed on the bottom surface of the middle upper die plate from left to right, and the upper dies for hole flanging and hole closing are sequentially installed on the bottom surface of the right upper die plate from left to right.
Preferably, the lower die subsection plate is provided with a left side lower die plate, a middle lower die plate and a right side lower die plate, the lower stretching die and the lower trimming die are sequentially installed on the bottom surface of the left side lower die plate from left to right, the lower shaping die, the lower punching die and the lower hole flanging die are sequentially installed on the bottom surface of the middle lower die plate from left to right, and the lower hole expanding die, the lower flanging die and the lower closing-up die are sequentially installed on the bottom surface of the right side lower die plate from left.
Preferably, the number of the positioning strips is four, the four positioning strips are respectively installed in positioning grooves at the front side and the rear side of the bottom surface of the upper die section plate and the top surface of the lower die section plate, and the length of each positioning strip is equal to the total length of the left upper die plate, the middle upper die plate and the right upper die plate in the upper die section plate and the total length of the left lower die plate, the middle lower die plate and the right lower die plate in the lower die section plate.
Preferably, the upper die sectional plate and the lower die sectional plate are embedded in the U-shaped mounting clamping groove through locking bolts and connected with the punch press.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses a sectional type multi-station combined die for a water pump cavity, which is prepared by optimally designing and combining an upper die sectional plate, a lower die sectional plate, a stretching upper die, a stretching lower die, a trimming upper die, a trimming lower die, a shaping upper die, a shaping lower die, a punching upper die, a punching lower die, a hole flanging upper die, a hole flanging lower die, a hole expanding upper die, a hole expanding lower die, a hole flanging upper die, a hole flanging lower die, a closing-in upper die and a closing-in lower die, and solves the following problems in the actual use process of a common die: 1, a common die cannot completely punch a finished product of the water pump cavity, eight groups of different dies are matched with each other to punch the finished product of the water pump cavity, one group of dies is matched with one punch, the production efficiency is low, and the production cost is high; 2, each group of common dies needs to be debugged independently when the water pump cavity is produced, and each process needs to disassemble and assemble a workpiece, so that the water pump cavity is easily damaged during disassembly and assembly, the quality of finished water pump cavities is affected, the labor intensity is high, and the production efficiency is low.
The invention integrates a plurality of groups of processing dies with different procedures of the water pump cavity into a whole, the processing dies are arranged according to the processing sequence, one punch completes the punching work, the debugging time and the workpiece dismounting time are saved, and the production efficiency is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the entire lower segmented plate of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in further detail with reference to examples and specific embodiments.
Referring to the drawings: a water pump cavity sectional type multi-station combined die is characterized by comprising an upper die sectional plate 1, a lower die sectional plate 2, a stretching upper die 3, a stretching lower die 4, a trimming upper die 5, a trimming lower die 6, a trimming upper die 7, a trimming lower die 8, a punching upper die 9, a punching lower die 10, a hole flanging upper die 11, a hole flanging lower die 12, a hole expanding upper die 13, a hole expanding lower die 14, a flanging upper die 15, a flanging lower die 16, a closing upper die 17 and a closing lower die 18, wherein the stretching upper die 3, the trimming upper die 5, the trimming upper die 7, the punching upper die 9, the hole flanging upper die 11, the hole expanding upper die 13, the flanging upper die 15 and the closing upper die 17 are sequentially arranged on the bottom surface of the upper die sectional plate 1 from left to right, the stretching lower die 4, the trimming lower die 6, the trimming lower die 8, the punching lower die 10, the hole flanging lower die 12, the hole expanding lower die, the front side and the rear side of the upper die sectional plate 1 and the lower die sectional plate 2 are respectively provided with a U-shaped mounting clamping groove 204, the front side and the rear side of the top surface of the upper die sectional plate 1 and the bottom surface of the lower die sectional plate 2 are respectively provided with a positioning groove, positioning strips 205 are mounted in the positioning grooves, the upper drawing die 3, the upper trimming die 5, the upper shaping die 7, the upper punching die 9, the upper hole flanging die 11, the upper flanging die 15 and the upper closing die 17 are positioned in the region between the positioning grooves on the front side and the rear side of the bottom surface of the upper die sectional plate 1, the upper drawing die 3, the upper trimming die 5, the upper shaping die 7, the upper punching die 9, the upper hole flanging die 11, the upper hole flanging die 13, the upper flanging die 15 and the upper closing die 17, the vertical transverse central planes coincide with each other, the lower drawing die 4, the lower trimming die 6, the lower shaping die 8, the lower, the lower drawing die 4, the lower trimming die 6, the lower shaping die 8, the lower punching die 10, the lower hole flanging die 12, the lower hole expanding die 14, the upper flanging die 16 and the lower closing-up die 18 are overlapped with each other in the vertical and horizontal center planes, and the upper die sectional plate 1 and the lower die sectional plate 2 are identical in integral structure and opposite in installation direction.
Preferably, the vertical longitudinal center line of the upper stretching die 3 and the vertical longitudinal center line of the lower stretching die 4 coincide with each other, the vertical longitudinal center line of the upper trimming die 5 and the vertical longitudinal center line of the lower trimming die 6 coincide with each other, the vertical longitudinal center line of the upper shaping die 7 and the vertical longitudinal center line of the lower shaping die 8 coincide with each other, the vertical longitudinal center line of the upper punching die 9 and the vertical longitudinal center line of the lower punching die 10 coincide with each other, the vertical longitudinal center line of the upper hole flanging die 11 and the vertical longitudinal center line of the lower hole flanging die 12 coincide with each other, the vertical longitudinal center line of the upper hole expanding die 13 and the vertical longitudinal center line of the lower hole expanding die 14 coincide with each other, the vertical longitudinal center line of the upper flanging die 15 and the vertical longitudinal.
Preferably, the upper die sectional plate 1 is provided with a left upper die plate 101, a middle upper die plate 102 and a right upper die plate 103, the upper stretching die 3 and the upper trimming die 5 are sequentially installed on the bottom surface of the left upper die plate 101 from left to right, the upper shaping die 7, the upper punching die 9 and the upper hole flanging die 11 are sequentially installed on the bottom surface of the middle upper die plate 102 from left to right, and the upper hole expanding die 13, the upper flanging die 15 and the upper closing die 17 are sequentially installed on the bottom surface of the right upper die plate 103 from left to right.
Preferably, the lower die segmented plate 2 is provided with a left lower die plate 201, a middle lower die plate 202 and a right lower die plate 203, the stretching lower die 4 and the trimming lower die 6 are sequentially installed on the bottom surface of the left lower die plate 201 from left to right, the shaping lower die 8, the punching lower die 10 and the hole flanging lower die 12 are sequentially installed on the bottom surface of the middle lower die plate 202 from left to right, and the hole expanding lower die 14, the flanging lower die 16 and the necking-in lower die 18 are sequentially installed on the bottom surface of the right lower die plate 203 from left to right.
Preferably, there are four positioning bars 205, the four positioning bars 205 are respectively installed in the positioning grooves on the front and rear sides of the bottom surface of the upper mold segmented plate 1 and the top surface of the lower mold segmented plate 2, and the length of the positioning bar 205 is equal to the total length of the left upper mold plate 101, the middle upper mold plate 102 and the right upper mold plate 103 in the upper mold segmented plate 1, and the total length of the left lower mold plate 201, the middle lower mold plate 202 and the right lower mold plate 203 in the lower mold segmented plate 2.
Preferably, the upper and lower sectional plates 1 and 2 are embedded in the U-shaped mounting slot 204 through locking bolts to connect with the punch press.
When the device is used, the upper stretching die 3 and the upper trimming die 5 are sequentially arranged on the bottom surface of the left upper die plate 101 from left to right, the upper shaping die 7, the upper punching die 9 and the upper hole flanging die 11 are sequentially arranged on the bottom surface of the middle upper die plate 102 from left to right, and the upper hole expanding die 13, the upper flanging die 15 and the upper closing-up die 17 are sequentially arranged on the bottom surface of the right upper die plate 103 from left to right; the stretching lower die 4 and the trimming lower die 6 are sequentially arranged on the bottom surface of the left lower template 201 from left to right, the shaping lower die 8, the punching lower die 10 and the hole flanging lower die 12 are sequentially arranged on the bottom surface of the middle lower template 202 from left to right, and the hole expanding lower die 14, the flanging lower die 16 and the closing-up lower die 18 are sequentially arranged on the bottom surface of the right lower template 203 from left to right; the left upper template 101, the middle upper template 102 and the right upper template 103 are embedded in the U-shaped mounting clamping groove 204 through locking bolts and connected with a punch press, and the positioning strips 205 are embedded in positioning grooves at the front side and the rear side of the bottom surfaces of the left upper template 101, the middle upper template 102 and the right upper template 103 to ensure that the vertical longitudinal central planes of the upper stretching die 3, the upper trimming die 5, the upper shaping die 7, the upper punching die 9, the upper hole flanging die 11, the upper hole expanding die 13, the upper flanging die 15 and the upper closing die 17 are mutually overlapped; the left lower template 201, the middle lower template 202 and the right lower template 203 are embedded in a U-shaped mounting groove 204 through locking bolts and connected with a punch press, the left lower template 201, the middle lower template 202 and the right lower template 203 are respectively positioned right under the left upper template 101, the middle upper template 102 and the right upper template 103, the positioning strips 205 are embedded in positioning grooves at the front and rear sides of the top surfaces of the left lower template 201, the middle lower template 202 and the right lower template 203 to ensure that the vertical longitudinal center lines of the stretching lower template 4, the trimming lower template 6, the shaping lower template 8, the punching lower template 10, the hole flanging lower template 12, the hole expanding lower template 14, the flanging upper template 16 and the closing lower template 18 are mutually overlapped, simultaneously ensure that the vertical longitudinal center line of the stretching upper template 3 and the vertical longitudinal center line of the stretching lower template 4 are mutually overlapped, the vertical longitudinal center line of the upper template 5 and the vertical longitudinal center line of the trimming lower template 6 are mutually overlapped, and the, the vertical longitudinal center line of the upper punching die 9 is superposed with the vertical longitudinal center line of the lower punching die 10, the vertical longitudinal center line of the upper hole flanging die 11 is superposed with the vertical longitudinal center line of the lower hole flanging die 12, the vertical longitudinal center line of the upper hole expanding die 13 is superposed with the vertical longitudinal center line of the lower hole expanding die 14, the vertical longitudinal center line of the upper flanging die 15 is superposed with the vertical longitudinal center line of the lower flanging die 16, and the vertical longitudinal center line of the upper closing die 17 is superposed with the vertical longitudinal center line of the lower closing die 18; the conveying device and the punch operate alternately, raw materials of the water pump cavity to be processed are conveyed to the upper surface of a lower stretching die 4 through the conveying device, the punch drives an upper die segmented plate 1 to vertically move downwards, the raw materials of the water pump cavity are stretched under the combined action of an upper stretching die 3 and the lower stretching die 4, the punch drives the upper die segmented plate 1 to vertically move upwards after the stretching is completed, the conveying device conveys the stretched water pump cavity to the upper surface of a lower trimming die 6, the punch drives the upper die segmented plate 1 to vertically move downwards, the upper trimming die 5 and the lower trimming die 6 jointly act to trim the stretched water pump cavity, the punch drives the upper die segmented plate 1 to vertically move upwards after the trimming is completed, the conveying device conveys the trimmed water pump cavity to the upper surface of a lower shaping die 8, the punch drives the upper die segmented plate 1 to vertically move downwards, under the combined action of an upper shaping die 7 and, shaping the water pump cavity after trimming, driving the upper die subsection plate 1 to vertically move upwards by the punch press after shaping, conveying the shaped water pump cavity to the upper surface of the lower punching die 10 by the conveying device, driving the upper die subsection plate 1 to vertically move downwards by the punch press, punching the shaped water pump cavity under the combined action of the upper punching die 9 and the lower punching die 10, driving the upper die subsection plate 1 to vertically move upwards by the punch press after punching, conveying the water pump cavity to the upper surface of the lower hole flanging die 12 by the conveying device, driving the upper die subsection plate 1 to vertically move downwards by the punch press, hole flanging the water pump cavity after punching under the combined action of the upper hole flanging die 11 and the lower hole flanging die 12, driving the upper die subsection plate 1 to vertically move upwards by the punch press after hole flanging, conveying the water pump cavity after hole flanging to the upper surface of the lower hole expanding die 14 by the conveying device, driving the upper die subsection plate 1 to vertically move downwards, under the combined action of an upper hole-expanding die 13 and a lower hole-expanding die 14, expanding the water pump cavity after hole flanging, driving an upper die segmented plate 1 to vertically move upwards by a punch press after hole expansion, conveying the water pump cavity after hole expansion to the upper surface of a lower flanging die 16 by a conveying device, driving the upper die segmented plate 1 to vertically move downwards by the punch press, flanging the water pump cavity after hole expansion under the combined action of an upper flanging die 15 and a lower flanging die 16, driving the upper die segmented plate 1 to vertically move upwards by the punch press after flanging, conveying the water pump cavity after flanging to the upper surface of a lower closing die 18 by the conveying device, driving the upper die segmented plate 1 to vertically move downwards by the punch press, closing the water pump cavity after flanging under the combined action of an upper closing die 17 and a lower closing die 18, driving the upper die segmented plate 1 to vertically move upwards by the punch press after closing, conveying the water pump cavity after closing out of a segmented multi, finishing the production of the water pump cavity;
after the water pump cavity is conveyed to the next procedure, the previous procedure and the next procedure are synchronously punched, so that the water pump cavity can be ensured to be continuously punched and produced in the sectional type multi-station assembling die, and the production efficiency is improved.
The invention solves the following problems in the actual use process of the common die: 1, a common die cannot completely punch a finished product of the water pump cavity, eight groups of different dies are matched with each other to punch the finished product of the water pump cavity, one group of dies is matched with one punch, the production efficiency is low, and the production cost is high; 2, each group of common dies needs to be debugged independently when the water pump cavity is produced, and each process needs to disassemble and assemble a workpiece, so that the water pump cavity is easily damaged during disassembly and assembly, the quality of finished water pump cavities is affected, the labor intensity is high, and the production efficiency is low.
The invention integrates a plurality of groups of processing dies with different procedures of the water pump cavity into a whole, the processing dies are arranged according to the processing sequence, one punch completes the punching work, the debugging time and the workpiece dismounting time are saved, and the production efficiency is high.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (6)
1. A water pump cavity sectional type multi-station combined die is characterized by comprising an upper die sectional plate, a lower die sectional plate, a stretching upper die, a stretching lower die, a trimming upper die, a trimming lower die, a shaping upper die, a shaping lower die, a punching upper die, a punching lower die, a hole flanging upper die, a hole flanging lower die, a hole expanding upper die, a hole expanding lower die, a flanging upper die, a flanging lower die, a closing-in upper die and a closing-in lower die, wherein the stretching upper die, the trimming upper die, the shaping upper die, the punching upper die, the hole flanging upper die, the hole expanding upper die, the hole flanging upper die and the closing-in upper die are sequentially arranged on the bottom surface of the upper die sectional plate, the lower die sectional plate and the lower die sectional plate from left to right, and U, the upper die, the trimming upper die, the shaping upper die, the punching upper die, the hole flanging upper die, the hole expanding upper die, the flanging upper die and the closing-up upper die are positioned in the areas between the front side and the rear side positioning grooves of the bottom surface of the upper die segmented plate, the vertical transverse central planes of the stretching upper die, the trimming upper die, the shaping upper die, the punching upper die, the hole flanging upper die, the hole expanding upper die and the closing-up upper die are superposed with each other, the stretching lower die, the trimming lower die, the shaping lower die, the punching lower die, the hole flanging lower die, the hole expanding lower die, the flanging upper die and the closing-up lower die are positioned in the areas between the front side and the rear side positioning grooves of the top surface of the lower die segmented plate, the stretching lower die, the trimming lower die, the shaping lower die, the punching lower die, the hole flanging lower die, the hole, the upper die sectional plate and the lower die sectional plate have the same integral structure and are opposite in installation direction.
2. The sectional type multi-station combined die for the water pump cavities as claimed in claim 1, wherein the vertical longitudinal center line of the upper drawing die and the vertical longitudinal center line of the lower drawing die coincide with each other, the vertical longitudinal center line of the upper trimming die and the vertical longitudinal center line of the lower trimming die coincide with each other, the vertical longitudinal center line of the upper shaping die and the vertical longitudinal center line of the lower shaping die coincide with each other, the vertical longitudinal center line of the upper punching die and the vertical longitudinal center line of the lower punching die coincide with each other, the vertical longitudinal center line of the upper hole flanging die and the vertical longitudinal center line of the lower hole flanging die and the vertical longitudinal center line of the upper hole expanding die and the vertical longitudinal center line of the lower hole expanding die coincide with each other, the vertical longitudinal center line of the upper flanging die and the.
3. The water pump cavity segmented multi-station combined die as claimed in claim 1, wherein the upper die segmented plate comprises a left upper die plate, a middle upper die plate and a right upper die plate, the upper stretching die and the upper trimming die are sequentially mounted on the bottom surface of the left upper die plate from left to right, the upper shaping die, the upper punching die and the upper flanging die are sequentially mounted on the bottom surface of the middle upper die plate from left to right, and the upper expanding die, the upper flanging die and the upper closing-up die are sequentially mounted on the bottom surface of the right upper die plate from left to right.
4. The water pump cavity sectional type multi-station combined die is characterized in that the lower die segmented plate is provided with a left lower die plate, a middle lower die plate and a right lower die plate, the lower stretching die and the lower trimming die are sequentially mounted on the bottom surface of the left lower die plate from left to right, the lower shaping die, the lower punching die and the lower hole flanging die are sequentially mounted on the bottom surface of the middle lower die plate from left to right, and the lower hole flanging die, the lower flanging die and the lower closing-up die are sequentially mounted on the bottom surface of the right lower die plate from left to right.
5. The sectional type multi-station combined die for the water pump cavities as claimed in claim 1, 3 or 4, wherein the number of the positioning strips is four, the four positioning strips are respectively installed in positioning grooves at the front side and the rear side of the bottom surface of the upper segmented plate and the top surface of the lower segmented plate, and the length of each positioning strip is equal to the total length of a left upper template, a middle upper template and a right upper template in the upper segmented plate and the total length of a left lower template, a middle lower template and a right lower template in the lower segmented plate.
6. The sectional type multi-station combined die for the water pump cavities according to claim 1, wherein the upper die sectional plate and the lower die sectional plate are embedded in the U-shaped mounting clamping groove through locking bolts and connected with a punch press.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110032943.2A CN112872182A (en) | 2021-01-12 | 2021-01-12 | Water pump cavity sectional type multistation assembling die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032943.2A CN112872182A (en) | 2021-01-12 | 2021-01-12 | Water pump cavity sectional type multistation assembling die |
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| CN112872182A true CN112872182A (en) | 2021-06-01 |
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| CN202110032943.2A Pending CN112872182A (en) | 2021-01-12 | 2021-01-12 | Water pump cavity sectional type multistation assembling die |
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| CN210754656U (en) * | 2019-09-18 | 2020-06-16 | 重庆针尖内燃机部件制造有限公司 | Progressive die of wind scooper |
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