CN214391953U

CN214391953U - Multi-process continuous stamping progressive die for water pump guide vanes

Info

Publication number: CN214391953U
Application number: CN202120023434.9U
Authority: CN
Inventors: 邓帮武; 李广宏; 邓卓志; 朱杰; 许磊; 朱立艺
Original assignee: Anhui Shunyu Water Affairs Co Ltd
Current assignee: Anhui Shunyu Water Affairs Co Ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-10-15
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a continuous punching press of water pump guide vane multiple operation upgrades mould, upgrades the mould and includes mould and lower mould, a serial communication port, it has cope match-plate pattern, upper padding plate, punch holder, backstop board, goes up stripper, guide pillar, towards needle, appearance drift one, appearance drift two, shaping drift one, shaping drift two, integer drift, blanking drift and waste material drift to go up the mould, the lower mould has lower cushion, die holder, lower bolster, lower plate, lower bolster, rises and floats subassembly, side cut income son, shaping piece one, shaping piece two and integer piece. The utility model discloses can carry out multiple operation continuous processing to water pump guide vane, stamping forming reduces guide vane process flow, practices thrift manufacturing cost, safe in utilization, production efficiency is high.

Description

Multi-process continuous stamping progressive die for water pump guide vanes

Technical Field

The utility model relates to a continuous punching press of water pump guide vane upgrades mould field specifically belongs to a continuous punching press of water pump guide vane multiple operation upgrades mould.

Background

The water pump guide vane is an important component of a water pump, and is usually produced by adopting a die stamping mode. The water pump guide vane needs to be subjected to processes of pitch cutting positioning, punching, finished product shape cutting, guide vane forming arc, guide vane shaping arc, guide vane product direct falling cutting, waste material cutting and the like in the production process. 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 guide vane, two groups of dies are required to be matched with each other to punch the finished product of the water pump guide vane, one group of dies is matched with one punch, the production cost is high, and the production efficiency is low; 2, when the water pump guide vanes are punched by a common die, the water pump guide vanes of the semi-finished product are transferred to another group of dies by manual assistance, and the water pump guide vanes are transferred manually, so that an arm is required to stretch into a die working area, the potential safety hazard is large, and the labor intensity is high. Therefore, the utility model provides a water pump guide vane multiple operation continuous stamping upgrades mould.

SUMMERY OF THE UTILITY MODEL

The utility model provides a continuous punching press of water pump guide vane multiple operation upgrades mould, through to last mould and lower mould to and go up cope match-plate pattern in the mould, the upper padding plate, the punch holder, the backstop board, go up and take off the board, the guide pillar, towards the needle, appearance drift one, appearance drift two, shaping drift one, shaping drift two, the shaping drift, blanking drift and waste material drift, lower cushion, die holder, lower bolster, the lower plate, the lower bolster, rise and float the subassembly, cut edge income son, shaping piece one, shaping piece two and the optimal design of shaping piece, the problem of mentioning in the above-mentioned background art has been solved. Simultaneously the utility model discloses can carry out the multiple operation continuous processing to water pump guide vane, stamping forming reduces guide vane process, practices thrift manufacturing cost, safe in utilization, production efficiency is high.

In order to realize the above requirement, the utility model adopts the following technical scheme:

a multi-process continuous stamping progressive die for guide vanes of a water pump comprises an upper die and a lower die, and is characterized in that the upper die is provided with an upper die plate, an upper base plate, an upper clamp plate, a stop plate, an upper stripper plate, a guide pillar, a punch pin, a first profile punch, a second profile punch, a first forming punch, a second forming punch, a shaping punch, a blanking punch and a waste punch, the upper base plate is arranged on the bottom surface of an upper die base, the upper clamp plate is arranged on the bottom surface of the upper base plate, the stop plate is arranged on the bottom surface of the upper clamp plate, the upper stripper plate is arranged on the bottom surface of the stop plate, the guide pillar is arranged in a four-corner area of the bottom surface of the upper stripper plate, the upper clamp plate, the stop plate and the upper stripper plate are provided with through grooves which are longitudinally communicated with each other from left to right, the first profile punch, the punch pin, the second profile punch, the first forming punch, the second forming punch, the shaping punch and the blanking punch are sequentially arranged in the through grooves which are longitudinally communicated with each other from left to right on the upper clamp plate, the stop plate and the upper stripper plate, the lower die is provided with a lower cushion block, a lower die seat, a lower cushion plate, a lower clamp plate, a lower die plate, a lifting assembly, a trimming insert, a forming block I, a forming block II and a shaping block, the lower die seat is arranged on the top surface of the lower cushion block, the lower die plate is arranged on the top surface of the lower clamp plate, guide holes are formed in four corner areas of the top surface of the lower template, an embedded groove is formed in the top surface of the lower template, the trimming insert, the first forming block, the second forming block and the shaping block are sequentially installed in the embedded groove in the top surface of the upper template, the lower die base, the lower backing plate, the lower clamping plate and the lower template are provided with a through blanking groove and a lifting floating hole, the number of the blanking grooves is five, the five blanking grooves are respectively located in the upper die under the condition that the first outer punch, the punch pin, the second outer punch and the blanking punch are perpendicular to each other, the lifting floating hole and the lifting floating assembly are respectively two, and the two lifting floating assemblies are respectively installed in the two lifting floating holes.

Preferably, the first forming punch, the second forming punch and the bottom face of the shaping punch are provided with inner arc faces, the first forming block, the second forming block and the top face of the shaping block are provided with outer arc faces, the first forming block is located under the first forming punch, the outer arc faces of the first forming block are matched with the inner arc faces of the first forming punch, the second forming block is located under the second forming punch, the outer arc faces of the second forming block are matched with the inner arc faces of the second forming punch, the shaping block is located under the shaping punch, and the outer arc faces of the top face of the shaping block are matched with the inner arc faces of the bottom face of the shaping punch.

Preferably, the upper backing plate, the upper clamping plate, the stop plate and the right side surface of the upper stripping plate are provided with an upper through groove and a lower through groove, and the left side surface of the waste punch is positioned on the inner side of the upper through groove and the lower through groove on the right side surface of the upper backing plate, the upper clamping plate, the stop plate and the upper stripping plate.

Preferably, the vertical longitudinal center line of the guide hole on the lower die plate in the lower die and the vertical longitudinal center line of the guide pillar in the upper die coincide with each other, and the guide pillar is inserted in the guide hole.

Preferably, the number of the edge cutting inserts is two, the two edge cutting inserts are mutually symmetrical along the transverse vertical central plane of the top surface of the lower template, and a mortise is arranged on the bottom surface of the upper stripper plate right above the two edge cutting inserts.

Preferably, the lifting and floating assembly is provided with a lifting pin, a spring and a floating stop screw, the bottom end of the lifting pin is connected with the top end of the spring, the floating stop screw penetrates through the lower die base to be connected with the bottom end of the spring, and the top end of the lifting pin can extend out of the outer side of the lifting and floating hole or retract into the inner side of the lifting and floating hole.

Preferably, the top surface of the lower template in the lower die is provided with a floating block, the bottom surface of the upper stripper plate in the upper die right above the floating block is provided with a corresponding caulking groove, and the floating block is matched with the corresponding caulking groove.

Compared with the prior art, the utility model has the advantages that:

the utility model discloses a to last mould and lower mould, and go up the cope match-plate pattern in the mould, the upper padding plate, the punch holder, the backstop board, go up and take off the board, the guide pillar, dash the needle, appearance drift one, appearance drift two, shaping drift one, shaping drift two, the shaping drift, blanking drift and waste material drift, lower cushion in the lower mould, the die holder, the lower bolster, the lower plate, the lower bolster, rise and float the subassembly, cut edge income son, shaping piece one, shaping piece two and shaping piece carry out the optimal design combination, a water pump guide vane multiple operation continuous punching press upgrades the mould has been made, common mould has been solved in the in-service use, there is following problem: 1, a common die cannot completely punch a finished product of the water pump guide vane, two groups of dies are required to be matched with each other to punch the finished product of the water pump guide vane, one group of dies is matched with one punch, the production cost is high, and the production efficiency is low; 2, when the water pump guide vanes are punched by a common die, the water pump guide vanes of the semi-finished product are transferred to another group of dies by manual assistance, and the water pump guide vanes are transferred manually, so that an arm is required to stretch into a die working area, the potential safety hazard is large, and the labor intensity is high.

The utility model discloses can carry out multiple operation continuous processing to water pump guide vane, stamping forming reduces guide vane process flow, practices thrift manufacturing cost, safe in utilization, production efficiency is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall schematic view of the middle upper mold of the present invention;

fig. 3 is the whole schematic diagram of the middle and lower dies of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope of protection of the present invention.

The present invention will be described in further detail with reference to examples and embodiments.

Referring to the drawings: a multi-process continuous stamping progressive die for guide vanes of a water pump comprises an upper die 1 and a lower die 2 and is characterized in that the upper die 1 comprises an upper die plate 101, an upper backing plate 102, an upper clamping plate 103, a stop plate 104, an upper stripper plate 105, a guide post 106, a punching needle 108, a first outer punching head 107, a second outer punching head 109, a first forming punching head 110, a second forming punching head 111, a shaping punching head 112, a blanking punching head 113 and a waste punching head 114, the upper backing plate 102 is mounted on the bottom surface of the upper die base 101, the upper clamping plate 103 is mounted on the bottom surface of the upper backing plate 102, the stop plate 104 is mounted on the bottom surface of the upper clamping plate 103, the upper stripper plate 105 is mounted on the bottom surface of the stop plate 104, the guide posts 106 are mounted in four corner areas of the bottom surface of the upper stripper plate 105, through grooves which are longitudinally communicated with one another are distributed from left to right on the upper clamping plate 103, the stop plate 104 and the upper stripper plate 105, the first outer punching head 107, the punching needle 108, the second outer punching head 109, the first forming punching head 110, the outer punching head 110, the lower punching head 114 and the waste punching head 114, A second forming punch 111, a second shaping punch 112 and a blanking punch 113 are sequentially arranged in through grooves which are longitudinally communicated with each other on the upper clamping plate 103, the stop plate 104 and the upper stripping plate 105 from left to right, the top surfaces of the first forming punch 107, the punch pin 108, the second forming punch 109, the first forming punch 110, the second forming punch 111, the second shaping punch 112 and the blanking punch 113 are connected with the upper backing plate 102, the bottom surfaces of the first forming punch 107, the punch pin 108, the second forming punch 109, the first forming punch 110, the second forming punch 111, the second shaping punch 112 and the blanking punch 113 extend out of the bottom surface of the upper stripping plate 105, the waste punches 114 are arranged on the bottom surface of the upper die plate 101, the waste punches 114 are arranged on the right sides of the upper backing plate 102, the upper clamping plate 103, the stop plate 104 and the upper stripping plate 105, the first outer punches 107 are two, the two first forming punches 107 are symmetrical to each other along the transverse vertical central plane of the bottom surface of the upper backing plate 102, and the lower die 2 is provided with a lower backing block 201, a lower die base 202 and a lower die base, The lower die base 202, the lower die plate 203, the lower die plate 205, the lifting and floating assembly 206, the trimming insert 207, the first forming block 208, the second forming block 209 and the shaping block 210 are arranged, the lower die base 202 is arranged on the top surface of the lower die base 201, the lower die plate 203 is arranged on the top surface of the lower die base 202, the lower die plate 204 is arranged on the top surface of the lower die plate 203, the lower die plate 205 is arranged on the top surface of the lower die plate 204, guide holes 2051 are formed in four corner regions of the top surface of the lower die plate 205, embedded grooves are formed in the top surface of the lower die plate 205, the trimming insert 207, the first forming block 208, the second forming block 209 and the shaping block 210 are sequentially arranged in the embedded grooves in the top surface of the upper die plate 205, the lower die base 202, the lower die plate 203, the lower die plate 204 and the lower die plate 205 are provided with through blanking grooves 2052 and lifting and floating holes, the blanking grooves 2052 are five blanking grooves 2052, the five blanking grooves 2052 are respectively located right below the two first outer punches 107, the punches 108, the second punches 109 and the lifting and the floating holes 113 in the upper die 1, and the floating holes, The number of the lifting and floating components 206 is two, and the two lifting and floating components 206 are respectively arranged in the two lifting and floating holes.

Preferably, the bottom surfaces of the first forming punch 110, the second forming punch 111 and the shaping punch 112 are provided with inner arc surfaces, the top surfaces of the first forming block 208, the second forming block 209 and the shaping block 210 are provided with outer arc surfaces, the first forming block 208 is positioned right below the first forming punch 110, the outer arc surface of the top surface of the first forming block 208 is matched with the inner arc surface of the bottom surface of the first forming punch 110, the second forming block 209 is positioned right below the second forming punch 111, the outer arc surface of the top surface of the second forming block 209 is matched with the inner arc surface of the bottom surface of the second forming punch 111, the shaping block 210 is positioned right below the shaping punch 112, and the outer arc surface of the top surface of the shaping block 210 is matched with the inner arc surface of the bottom surface of the shaping punch 112.

Preferably, the upper backing plate 102, the upper clamping plate 103, the stop plate 104 and the right side surface of the upper stripper plate 105 are provided with an up-down through groove, and the left side surface of the scrap punch 114 is positioned inside the up-down through groove on the right side surface of the upper backing plate 102, the upper clamping plate 103, the stop plate 104 and the upper stripper plate 105.

Preferably, the vertical longitudinal center line of the guide hole of the lower template 205 in the lower die 2 and the vertical longitudinal center line of the guide post 106 in the upper die 1 coincide with each other, and the guide post 106 is inserted into the guide hole.

Preferably, there are two trimming inserts 207, the two trimming inserts 207 are symmetrical to each other along the horizontal vertical central plane of the top surface of the lower die plate 205, and the bottom surface of the upper stripper plate 105 directly above the two trimming inserts 207 is provided with a mortise.

Preferably, the floating assembly 206 has a floating pin, a spring and a floating stop screw, the bottom end of the floating pin is connected to the top end of the spring, the floating stop screw passes through the lower die base 202 and is connected to the bottom end of the spring, and the top end of the floating pin can extend out of the floating hole or retract into the floating hole.

Preferably, the upper surface of the lower mold plate 205 in the lower mold 2 is provided with a buoyancy lifting block 2053, the bottom surface of the upper stripping plate 105 in the upper mold 1 right above the buoyancy lifting block 2053 is provided with a corresponding caulking groove, and the buoyancy lifting block 2053 is matched with the corresponding caulking groove.

When the punching machine is used, the top surface of an upper template 101 in an upper die 1 is firmly connected with a punching machine, a lower die 2 is firmly installed on the punching machine vertically under the upper die 1, four guide posts 106 in the upper die 1 are respectively inserted into four guide holes 2051 at four corners of the top surface of a lower template 205 of the lower die 2, a first forming block 208 is simultaneously ensured to be positioned vertically under a first forming punch 110, a second forming block 209 is positioned vertically under a second forming punch 111, a forming block 210 is positioned vertically under a shaping punch 112, and five blanking grooves 2052 are respectively positioned vertically under two first outer punches 107, a punching pin 108, a second outer punch 109 and a blanking punch 113 in the upper die 1; the conveying device and the punch press run alternately, the raw material of the water pump guide vane to be processed is conveyed to the upper surface of the lower die 2 through the conveying device, when the front end of the water pump guide vane is conveyed to the position under the first outer punch 107, the punch press drives the upper die 1 to run vertically downwards, the first outer punch 107 in the upper die 1 performs cutting pitch positioning on the front side and the rear side of the raw material of the water pump guide vane, the cut waste material is dropped through the blanking groove 2052, after the cutting pitch positioning, the punch press drives the upper die 1 to move vertically upwards and backwards, the floating pin in the lifting assembly 206 of the lower die 2 extends upwards under the action of the spring to lift the raw material of the water pump guide vane upwards, the conveying device conveys the raw material of the water pump guide vane forwards to the position under the punching needle 108 to drive the upper die 1 to run vertically downwards, the punching needle 108 in the upper die 1 punches the raw material of the water pump guide vane, the waste material flushed by the punching needle 108 is dropped through the blanking groove 2052, after punching, the punch press drives the upper die 1 to vertically move upwards and backwards, the floating pin in the lifting and floating assembly 206 of the lower die 2 extends upwards under the action of a spring to lift the raw material of the guide vane of the water pump upwards, the conveying device conveys the raw material of the guide vane of the water pump forwards to the position under the second external punch 109, the punch press drives the upper die 1 to vertically move downwards, the second external punch 109 in the upper die 1 cuts the raw material of the guide vane of the water pump into the shape of a finished product, the waste material cut by the second external punch 109 falls down from the blanking groove 2052, the punch press drives the upper die 1 to vertically move upwards and backwards after the finished product is cut, the floating pin in the lifting assembly 206 of the lower die 2 extends upwards under the action of the spring to lift the raw material of the guide vane of the water pump forwards to the position under the first forming punch 110, the punch press drives the upper die 1 to vertically move downwards, the first forming punch 110 in the upper die 1 and the first forming block 208 in the lower die 2 act together, the forming method comprises the steps of forming guide vanes of a water pump guide vane raw material, driving an upper die 1 to vertically move upwards by a punch press after the guide vanes are formed, driving a floating pin in a lifting and floating assembly 206 of a lower die 2 to extend upwards under the action of a spring to lift the water pump guide vane raw material upwards, driving the upper die 1 to vertically move downwards by a conveying device to convey the water pump guide vane raw material forwards under a forming punch II 111, enabling the forming punch II 111 in the upper die 1 to jointly act with a forming block II 209 in the lower die 2 to form an arc for the guide vanes of the water pump guide vane raw material, driving the upper die 1 to vertically move upwards by the punch press after the guide vanes are formed into the arc, extending upwards by the floating pin in the lifting and floating assembly 206 of the lower die 2 under the action of the spring to lift the water pump guide vane raw material upwards, conveying the water pump guide vane raw material forwards under a forming punch 112 by the conveying device, and driving the upper die 1 to vertically move downwards by the punch press, the shaping punch 112 in the upper die 1 and the shaping block 210 in the lower die 2 act together to shape an arc of a guide vane on a water pump guide vane raw material, a punch press drives the upper die 1 to vertically move upwards after the guide vane is shaped into the arc, a floating pin in a lifting assembly 206 of the lower die 2 extends upwards under the action of a spring to lift the water pump guide vane raw material upwards, a conveying device conveys the water pump guide vane raw material forwards to the position under a blanking punch 113, the punch press drives the upper die 1 to vertically move downwards, the blanking punch 113 in the upper die 1 cuts off the water pump guide vane after the guide vane is shaped into the arc, the cut-off water pump guide vane is collected by falling of a blanking groove 2052, the punch press drives the upper die 1 to vertically move upwards after the water pump guide vane is cut off, the floating pin in the lifting assembly 206 of the lower die 2 extends upwards under the action of the spring to lift the water pump guide vane raw material upwards, the conveying device conveys the cut-off residual raw material of the water pump guide vane forward to the position right below the waste punch 114, the punch drives the upper die 1 to vertically move downwards, and the waste punch 114 in the upper die 1 cuts off and recovers the cut-off residual raw material of the water pump guide vane; after the guide vane of the water pump is conveyed to the previous step of working procedure, the previous step of working procedure and the next step of working procedure are carried out synchronously, multi-working-procedure continuous stamping of the guide vane of the water pump can be ensured, and the production efficiency is improved.

The utility model provides an ordinary mould in the in-service use process, have following problem: 1, a common die cannot completely punch a finished product of the water pump guide vane, two groups of dies are required to be matched with each other to punch the finished product of the water pump guide vane, one group of dies is matched with one punch, the production cost is high, and the production efficiency is low; 2, when the water pump guide vanes are punched by a common die, the water pump guide vanes of the semi-finished product are transferred to another group of dies by manual assistance, and the water pump guide vanes are transferred manually, so that an arm is required to stretch into a die working area, the potential safety hazard is large, and the labor intensity 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, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. A multi-process continuous stamping progressive die for water pump guide vanes comprises an upper die and a lower die, and is characterized in that the upper die is provided with an upper die plate, an upper base plate, an upper clamp plate, a stop plate, an upper stripper plate, a guide pillar, a punch pin, a first outer punch, a second outer punch, a first forming punch, a second forming punch, a shaping punch, a blanking punch and a waste punch, the upper base plate is mounted on the bottom surface of an upper die base, the upper clamp plate is mounted on the bottom surface of the upper base plate, the stop plate is mounted on the bottom surface of the upper clamp plate, the upper stripper plate is mounted on the bottom surface of the stop plate, the guide pillar is mounted in a four-corner area of the bottom surface of the upper stripper plate, the upper clamp plate, the stop plate and the upper stripper plate are longitudinally and mutually communicated through grooves distributed from left to right, the first outer punch, the punch pin, the second outer punch, the first forming punch, the second forming punch, the shaping punch and the blanking punch are sequentially mounted on the upper clamp plate and the stop plate from left to right, The lower die is provided with a lower cushion block, a lower die seat, a lower cushion plate, a lower clamp plate, a lower die plate, a lifting component, a trimming insert, a forming block I, a forming block II and a trimming block, the lower die seat is arranged on the top surface of the lower cushion plate, the lower cushion plate is arranged on the top surface of the lower die seat, the lower clamp plate is arranged on the top surface of the lower cushion plate, the lower die plate is arranged on the top surface of the lower clamp plate, guide holes are formed in four corner areas of the top surface of the lower die plate, an embedded groove is formed in the top surface of the lower die plate, the trimming insert, the first forming block, the second forming block and the shaping block are sequentially arranged in the embedded groove in the top surface of the upper die plate, a through blanking groove and a lifting floating hole are formed in the lower die base, the lower backing plate, the lower clamp plate and the lower die plate, the five blanking grooves are respectively located right below two outer punch heads I, a punch pin, an outer punch head II and a blanking punch head in the upper die, the lifting floating hole and the lifting floating component are respectively two, and the two lifting floating components are respectively arranged in the two lifting floating holes.

2. The multiple-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the first forming punch, the second forming punch and the bottom surface of the shaping punch are provided with inner arc surfaces, the first forming block, the second forming block and the top surface of the shaping block are provided with outer arc surfaces, the first forming block is positioned under the first forming punch vertically, the outer arc surface of the first forming block is matched with the inner arc surface of the first forming punch vertically, the second forming block is positioned under the second forming punch vertically, the outer arc surface of the second forming block is matched with the inner arc surface of the second forming punch vertically, the shaping block is positioned under the shaping punch vertically, and the outer arc surface of the top surface of the shaping block is matched with the inner arc surface of the bottom surface of the shaping punch.

3. The multiple-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the upper backing plate, the upper clamping plate, the stop plate and the right side surface of the upper stripper plate are provided with an upper through groove and a lower through groove, and the left side surface of the waste punch is positioned inside the upper through groove and the lower through groove on the right side surface of the upper backing plate, the upper clamping plate, the stop plate and the upper stripper plate.

4. The multiple-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the vertical longitudinal center lines of the guide holes on the lower die plate and the guide posts on the upper die plate coincide with each other, and the guide posts are inserted into the guide holes.

5. The multiple-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the number of the trimming inserts is two, the two trimming inserts are symmetrical to each other along the transverse vertical central plane of the top surface of the lower die plate, and the bottom surface of the upper stripper plate vertically above the two trimming inserts is provided with a mortise.

6. The multiple-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the floating assembly comprises a floating pin, a spring and a floating stop screw, the bottom end of the floating pin is connected with the top end of the spring, the floating stop screw passes through the lower die base and is connected with the bottom end of the spring, and the top end of the floating pin can extend out of the outer side of the floating hole or retract into the inner side of the floating hole.

7. The multi-process continuous stamping progressive die for the guide vanes of the water pump as claimed in claim 1, wherein the upper die plate is provided with a floating block on the top surface thereof, the upper stripper plate is provided with a corresponding caulking groove on the bottom surface thereof, and the floating block is matched with the corresponding caulking groove.