CN110788213A - Manufacturing and processing die for motor rotor punching sheet - Google Patents

Manufacturing and processing die for motor rotor punching sheet Download PDF

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Publication number
CN110788213A
CN110788213A CN201911075838.6A CN201911075838A CN110788213A CN 110788213 A CN110788213 A CN 110788213A CN 201911075838 A CN201911075838 A CN 201911075838A CN 110788213 A CN110788213 A CN 110788213A
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CN
China
Prior art keywords
die
plate
rotor
male
hole
Prior art date
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Granted
Application number
CN201911075838.6A
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Chinese (zh)
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CN110788213B (en
Inventor
黄三妹
邹帅虎
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Wenling Kaitian electromechanical Co.,Ltd.
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黄三妹
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Priority to CN201911075838.6A priority Critical patent/CN110788213B/en
Publication of CN110788213A publication Critical patent/CN110788213A/en
Application granted granted Critical
Publication of CN110788213B publication Critical patent/CN110788213B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/08Dies with different parts for several steps in a process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/04Centering the work; Positioning the tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/001Shaping combined with punching, e.g. stamping and perforating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02Ejecting devices
    • B21D45/04Ejecting devices interrelated with motion of tool
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/024Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots

Abstract

The invention relates to a manufacturing and processing die of a motor rotor punching sheet, which comprises an upper die device, a processing device and a lower die device, the lower end of the upper die device is provided with the processing device, the lower die device is arranged at the lower end of the processing device, the invention is matched with the guide sleeve through the guide pillar by the upper die and the lower die, the track of the processing device is limited, when the male die moves downwards, the spring frame fixes the silicon steel sheet, finally the male die and the female die are matched to punch a punching sheet, the spring frame is extruded, thereby generating a counterforce, when the male die moves upwards, the spring frame generates a downward extrusion force on the edge of the male die, so that the stamped sheet clamped on the male die falls down, and the protruding height of the lower end of the hole shaft is larger than that of the rotor block, so that the hole shaft and the rotor block are used for fixing and guiding the silicon steel sheet when the silicon steel sheet is punched in the hole shaft, the rotor slot and the blanking each time.

Description

Manufacturing and processing die for motor rotor punching sheet
Technical Field
The invention relates to the technical field of motor manufacturing die processing, in particular to a motor rotor punching sheet manufacturing and processing die.
Background
The motor rotor punching sheet is a workpiece which is formed by punching silicon steel sheets with the thickness of 0.3mm into punching sheets with different specifications so as to be suitable for motor stator rotors with different powers.
In the stamping process, due to the structural limitation of the stamped steel, the following problems exist in the actual operation process:
(1) when a traditional punching die is used for punching silicon steel sheets, when a progressive die is adopted, two or more punching processes are completed on different stations one by one in one stroke of a press machine, so that the punching position is easy to deviate in the punching process, the punching size is greatly different from a standard part, and the punching is waste.
(2) Traditional towards piece mould is when punching press the silicon steel sheet, when adopting the compound die, because in the stroke of press, need accomplish twice or more than twice simultaneously on same station, lead to the mould to receive great impact force easily, influence the life of mould, and the work piece that just dashes out blocks the processing position at the mould easily.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a manufacturing and processing die for a motor rotor punching sheet.
The technical scheme adopted by the invention to solve the technical problem is as follows: a motor rotor punching sheet manufacturing and processing die comprises an upper die device, a processing device and a lower die device, wherein the lower end of the upper die device is provided with the processing device, and the lower end of the processing device is provided with the lower die device; wherein:
the upper die device comprises an upper die base, an upper die plate, a male die fixing plate and a guide sleeve, wherein the upper die plate is installed at the lower end of the upper die base through a screw, the male die fixing plate is installed at the lower end of the upper die plate through a screw, circular grooves are uniformly and symmetrically formed in the left side and the right side of the upper die base, and the guide sleeve is installed in the circular grooves; the silicon steel sheet is conveyed to a grinding tool machining position, the press machine drives the upper die base to move downwards, so that the female die fixing plate is driven to move downwards, the machining device is finally driven to machine the silicon steel sheet, the guide sleeve is matched with the lower die device, and therefore the movement track of the upper die device is limited, and the purpose of accurately punching the punching sheet is achieved.
The processing device comprises a male die, a spring frame and a female die, wherein a rectangular groove is formed in the lower end of a male die fixing plate, the male die is mounted in the rectangular groove through screws, the spring frame is uniformly mounted at the lower end of the male die fixing plate along the circumferential direction of the male die, and the female die is mounted at the upper end of the lower die device through screws; the female die fixing plate moves downwards to drive the male die to move downwards, the spring frame extrudes and fixes the silicon steel sheet until the male die is in contact with the female die, the silicon steel sheet is punched and blanked, after the stamped sheet is processed, the spring frame generates a reaction force due to the fact that the spring frame receives extrusion force, and when the male die moves upwards, the spring frame generates downward extrusion force on the edge of the male die to enable the stamped sheet clamped on the male die to fall.
The male die comprises a base plate block, a rotor block and a hole shaft, wherein the base plate block is installed in a rectangular groove in the male die fixing plate through a screw, the base plate block is a disc piece with a square upper end and a circular lower end, threaded rods are uniformly arranged at the lower end of the base plate block along the circumferential direction, the threaded rods are connected with the rotor block in a threaded connection mode, a threaded groove is formed in the middle of the base plate block, and the inside of the threaded groove is connected with the hole shaft in a threaded connection mode; very easily harm rotor block and hole axle among the stamping process, consequently utilize threaded connection to do benefit to and maintain and change rotor block and hole axle, reduced the dismantlement time among the maintenance process, be favorable to improving the work efficiency of mould, and rotor block structure is more complicated, if adopt the integral type processing, not only the processing difficulty, the later maintenance cost is also higher, extravagant processing cost.
According to a preferred technical scheme, the lower die device comprises a guide pillar, a lower die holder, a lower die plate and a female die fixing plate, the upper end of the guide pillar is connected with the inner side of the guide sleeve, the lower die holder is arranged at the lower end of the guide pillar, the lower die plate is arranged at the upper end of the upper die holder through a screw, and the female die fixing plate is arranged at the upper end of the lower die plate; when the male die and the female die are used for processing silicon steel sheets, the guide pillar is matched with the guide sleeve to limit the motion trail between the upper die device and the lower die device, so that the quality of the processed stamped sheets meets the standard.
According to a preferred technical scheme, arc-shaped grooves are uniformly formed in the guide sleeve, pin shafts are uniformly arranged in the arc-shaped grooves, and small balls are arranged on the pin shafts; sliding friction between the guide pillar and the guide sleeve is changed into rolling friction through the small ball, friction between the guide pillar and the guide sleeve is reduced, accordingly, consumption of a press machine in the stamping process is reduced, and working efficiency of the press machine is improved.
As a preferred technical scheme of the invention, the spring frame comprises a small support, a conical spring, an arc-shaped plate and a rubber sleeve, wherein the small support is uniformly arranged at the lower end of the male die fixing plate along the circumferential direction, the small support is externally connected with the conical spring in a sliding fit manner, the length of the conical spring when the conical spring is not pressed is greater than the height of the male die extending out of the male die fixing plate, the upper end of the conical spring is connected with the male die fixing plate, the arc-shaped plate is fixedly arranged at the lower end of the conical spring, and the rubber sleeve is arranged on; the small support limits the telescopic track of the conical spring, prevents the conical spring from being inclined due to overlarge stress and finally deforming, the compression area of the conical spring during compression is smaller than that of a common spring, the service life of the conical spring is longer than that of the common spring, the arc plate is closely fitted with the edge of the punching sheet, and the rubber sleeve prevents the damage to the punching sheet when the arc plate extrudes the punching sheet.
According to a preferred technical scheme, the female die is a rectangular plate, four corners of the rectangular plate are all set to be arc corners, threaded grooves are uniformly formed in the rectangular plate, the threaded grooves are connected with a female die fixing plate through countersunk screws, a rotor shaft hole is formed in the middle of the rectangular plate, cylindrical holes are uniformly formed in the rectangular plate along the periphery of the rotor shaft hole, springs are fixedly mounted in the cylindrical holes, the height of the springs in a normal state is larger than that of the cylindrical holes, and rotor groove holes are uniformly formed in the rectangular plate along the circumferential direction; because the height of the spring when normal is greater than the height of the cylindrical hole, the spring generates a reaction force after receiving the extrusion force, when the male die moves upwards, the spring extrudes the stamped sheet clamped on the female die, and when the male die extrudes downwards, the spring is compressed into the cylindrical hole, so that the stamping process cannot be influenced.
As a preferred technical solution of the present invention, the protruding height of the lower end of the hole shaft is greater than the height of the rotor block; the punching machine comprises a punching machine, a spring frame, a motor shaft, a motor.
As a preferred technical scheme of the invention, the lower die holder, the lower die plate and the female die fixing plate are all provided with a rotor shaft hole and a rotor slotted hole, and the diameters of the rotor shaft hole and the rotor slotted hole are gradually increased from top to bottom; rotor shaft holes and rotor slotted holes which are arranged on the lower die base, the lower die plate and the female die fixing plate are used for descending the waste materials, and the aperture is gradually increased from top to bottom to facilitate descending of the waste materials.
As a preferred technical scheme of the invention, a hole shaft on the male die is aligned and matched with a rotor block and a rotor shaft hole on the female die and a rotor slot hole; and after the male die is aligned with the female die, punching sheets with accurate sizes can be punched.
Compared with the prior art, the invention has the following advantages:
1. according to the manufacturing and processing die for the motor rotor punching sheet, the upper die and the lower die are matched with the guide sleeve through the guide pillar, the track of a processing device is limited, when the male die moves downwards, the spring frame fixes a silicon steel sheet, finally, the male die and the female die are matched to punch the punching sheet, the spring frame generates a reaction force due to the fact that the spring frame is subjected to extrusion force, and when the male die moves upwards, the spring frame generates downward extrusion force on the edge of the male die, so that the punching sheet clamped on the male die falls.
2. According to the invention, through the arranged upper die, sliding friction between the guide pillar and the guide sleeve is changed into rolling friction through the small ball, and the friction force between the guide pillar and the guide sleeve is reduced, so that the consumption of a press machine in the stamping process is reduced, and the working efficiency of the press machine is improved.
3. The male die is connected with the rotor block and the hole shaft through the threads, so that the rotor block and the hole shaft can be maintained and replaced conveniently, the disassembly time in the maintenance process is reduced, the working efficiency of the die can be improved conveniently, the rotor block is complex in structure, and if integrated machining is adopted, the machining is difficult, the later maintenance cost is high, and the machining cost is wasted.
4. According to the invention, through the arranged male die, the protruding height of the lower end of the hole shaft is larger than that of the rotor block, so that the silicon steel sheet is fixed and guided by the hole shaft and the rotor block every time the hole shaft, the rotor groove and the blanking are performed on the silicon steel sheet.
5. According to the invention, through the arranged female die, the height of the spring in a normal state is greater than that of the cylindrical hole, so that a reaction force is generated after the spring is subjected to extrusion force, when the male die moves upwards, the spring extrudes the punching sheet clamped on the female die, and when the male die extrudes downwards, the spring is compressed into the cylindrical hole, so that the stamping process is not influenced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic plan view in section of the invention in its inoperative configuration;
FIG. 2 is a schematic plan view in section of the present invention in operation;
FIG. 3 is a schematic plan view of the guide sleeve of the present invention;
FIG. 4 is a schematic plan view of the male mold of the present invention;
FIG. 5 is a schematic plan view of the female mold of the present invention;
fig. 6 is a schematic plan view of the rotor of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 6.
A motor rotor punching sheet manufacturing and processing die comprises an upper die device 1, a processing device 2 and a lower die device 3, wherein the lower end of the upper die device 1 is provided with the processing device 2, and the lower end of the processing device 2 is provided with the lower die device 3; wherein:
the upper die device 1 comprises an upper die base 11, an upper die plate 12, a male die fixing plate 13 and a guide sleeve 14, wherein the upper die plate 12 is installed at the lower end of the upper die base 11 through a screw, the male die fixing plate 13 is installed at the lower end of the upper die plate 12 through a screw, circular grooves are uniformly and symmetrically formed in the left side and the right side of the upper die base 11, and the guide sleeve 14 is installed in the circular grooves;
arc-shaped grooves are uniformly formed in the guide sleeve 14, pin shafts are uniformly arranged in the arc-shaped grooves, and small balls are arranged on the pin shafts;
the silicon steel sheet is transported to a grinding tool machining position, the press machine drives the upper die base 11 to move downwards, so that the female die fixing plate 34 is driven to move downwards, the machining device 2 is finally driven to machine the silicon steel sheet, and the guide sleeve 14 is matched with the lower die device 3, so that the movement track of the upper die device 1 is limited, and the purpose of accurately punching a punched sheet is achieved;
sliding friction between the guide post 31 and the guide sleeve 14 is changed into rolling friction through the small balls, and friction between the guide post 31 and the guide sleeve 14 is reduced, so that consumption of a press in a stamping process is reduced, and working efficiency of the press is improved.
The processing device 2 comprises a male die 21, a spring frame 22 and a female die 23, a rectangular groove is formed in the lower end of the male die fixing plate 13, the male die 21 is mounted in the rectangular groove through screws, the spring frame 22 is uniformly mounted at the lower end of the male die fixing plate 13 along the circumferential direction of the male die 21, and the female die 23 is mounted at the upper end of the lower die device 3 through screws;
the male die 21 comprises a base plate block 211, a rotor block 212 and a hole shaft 213, the base plate block 211 is installed in a rectangular groove in the male die fixing plate 13 through screws, the base plate block 211 is a disc piece with a square upper end and a circular lower end, threaded rods are uniformly arranged at the lower end of the base plate block 211 along the circumferential direction, the threaded rods are connected with the rotor block 212 in a threaded connection mode, a threaded groove is formed in the middle of the base plate block 211, and the inside of the threaded groove is connected with the hole shaft 213 in a threaded connection mode;
the lower end of the hole shaft 213 protrudes to a height greater than that of the rotor block 212;
the spring frame 22 comprises a small support 221, a conical spring 222, an arc-shaped plate 223 and a rubber sleeve 224, the small support 221 is uniformly installed at the lower end of the male die fixing plate 13 along the circumferential direction, the small support 221 is externally connected with the conical spring 222 in a sliding fit manner, the length of the conical spring 222 when the conical spring is not pressed is larger than the height of the male die 21 extending out of the male die fixing plate 13, the upper end of the conical spring 222 is connected with the male die fixing plate 13, the arc-shaped plate 223 is fixedly installed at the lower end of the conical spring 222, and the rubber sleeve 224 is installed on;
the female die 23 is a rectangular plate, four corners of the rectangular plate are all set to be arc corners, thread grooves are uniformly formed in the rectangular plate, the thread grooves are connected with the female die fixing plate 34 through countersunk head screws, a rotor shaft hole is formed in the middle of the rectangular plate, cylindrical holes are uniformly formed in the rectangular plate along the periphery of the rotor shaft hole, springs are fixedly mounted in the cylindrical holes, the height of the springs in normal time is larger than that of the cylindrical holes, and rotor slot holes are uniformly formed in the rectangular plate along the circumferential direction;
the hole shaft 213 on the male die 21 is aligned and matched with the rotor block 212 and the rotor shaft hole and the rotor slot hole on the female die 23;
the female die fixing plate 34 moves downwards to drive the male die 21 to move downwards, the spring frame 22 extrudes and fixes the silicon steel sheet until the male die 21 is contacted with the female die 23, the silicon steel sheet is punched and blanked, after the stamping sheet is processed, the spring frame 22 generates a reaction force due to extrusion force, and when the male die 21 moves upwards, the spring frame 22 generates a downward extrusion force on the edge of the male die 21, so that the stamping sheet clamped on the male die 21 falls;
very easily harm rotor block 212 and hole axle 213 among the stamping process, consequently utilize threaded connection to do benefit to rotor block 212 and hole axle 213 to maintain and change, reduced the dismantlement time among the maintenance process, be favorable to improving the work efficiency of mould, and rotor block 212 structure is more complicated, if adopt integral type processing, not only processing difficulty, later maintenance cost is also higher, extravagant processing cost.
Firstly, a silicon steel sheet is punched by contacting a hole shaft 213 with a female die 23 downwards, at the moment, a punching machine continuously drives a rotor block 212 to move downwards to contact with the female die 23 to punch a rotor groove, and finally, a punching machine drives a chassis block 211 to move downwards to contact with the female die 23 to perform blanking and punching to obtain a punched sheet;
the small support 221 limits the telescopic track of the conical spring 222, prevents the conical spring 222 from being deflected due to overlarge stress and finally deforming, the compression area of the conical spring 222 during compression is smaller than that of a common spring, the service life of the conical spring is longer than that of the common spring, the arc-shaped plate 223 is matched and tightly attached to the edge of a punching sheet, and the rubber sleeve 224 prevents the arc-shaped plate 223 from damaging the punching sheet when extruding the punching sheet;
because the height of the spring is larger than that of the cylindrical hole when the spring is normal, a reaction force is generated after the spring is subjected to extrusion force, when the male die 21 moves upwards, the spring extrudes the stamped sheet clamped on the female die 23, and when the male die 21 extrudes downwards, the spring is compressed into the cylindrical hole, so that the stamping process cannot be influenced;
after the male die 21 is aligned with the female die 23, a punching sheet with accurate size can be punched.
The lower die device 3 comprises a guide pillar 31, a lower die holder 32, a lower die plate 33 and a female die fixing plate 34, the guide sleeve 14 is internally connected with the upper end of the guide pillar 31, the lower die holder 32 is arranged at the lower end of the guide pillar 31, the lower die plate 33 is arranged at the upper end of the upper die holder 11 through a screw, and the female die fixing plate 34 is arranged at the upper end of the lower die plate 33;
the lower die holder 32, the lower die plate 33 and the female die fixing plate 34 are all provided with a rotor shaft hole and a rotor slotted hole, and the diameters of the rotor shaft hole and the rotor slotted hole are gradually increased from top to bottom;
when the male die 21 and the female die 23 process silicon steel sheets, the guide pillar 31 is matched with the guide sleeve 14 to limit the motion trail between the upper die device 1 and the lower die device 3, so that the quality of processed stamped sheets meets the standard;
rotor shaft holes and rotor slotted holes formed in the lower die base 32, the lower die plate 33 and the female die fixing plate 34 are used for falling of waste materials, and the aperture is gradually increased from top to bottom to facilitate falling of the waste materials.
During the concrete work, the silicon steel sheet is transported to the processing position of the grinding tool, the press machine drives the upper die holder 11 to move downwards, the guide sleeve 14 is matched with the lower die device 3 to limit the movement track of the upper die holder 11, the upper die holder 11 drives the die fixing plate 34 to move downwards so as to drive the male die 21 to move downwards, the spring holder 22 extrudes and fixes the silicon steel sheet until the hole shaft 213 is contacted with the female die 23 downwards to punch the silicon steel sheet, at the moment, the punch machine continues to drive the rotor block 212 to move downwards to be contacted with the female die 23 to punch a rotor groove, finally, the punch machine drives the bottom disc block 211 to move downwards to be contacted with the female die 23 to punch a blanking piece, in the process, the spring holder 22 fixes the silicon steel sheet all the time, after the hole shaft 213 positions the silicon steel sheet all the time after the hole shaft is punched, the rotor block 212 fixes the silicon steel, after the punching sheet is processed, the spring frame 22 is subjected to extrusion force, so that a reaction force is generated, when the male die 21 moves upwards, the spring frame 22 generates downward extrusion force on the edge of the male die 21, so that the punching sheet clamped on the male die 21 falls, and the punched blanking falls through the rotor shaft hole and the rotor groove hole which are formed in the female die fixing plate 34, the lower die plate 33 and the lower die holder 32 and have the diameters gradually increased from top to bottom.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a motor rotor punching makes mold processing, includes mould device (1), processingequipment (2) and lower mould device (3), its characterized in that: the lower end of the upper die device (1) is provided with a processing device (2), and the lower end of the processing device (2) is provided with a lower die device (3); wherein:
the upper die device (1) comprises an upper die base (11), an upper die plate (12), a male die fixing plate (13) and a guide sleeve (14), wherein the upper die plate (12) is installed at the lower end of the upper die base (11) through screws, the male die fixing plate (13) is installed at the lower end of the upper die plate (12) through screws, circular grooves are uniformly and symmetrically formed in the left side and the right side of the upper die base (11), and the guide sleeve (14) is installed in the circular grooves;
the machining device (2) comprises a male die (21), a spring frame (22) and a female die (23), a rectangular groove is formed in the lower end of a male die fixing plate (13), the male die (21) is installed in the rectangular groove through screws, the spring frame (22) is evenly installed on the lower end of the male die fixing plate (13) along the circumferential direction of the male die (21), and the female die (23) is installed on the upper end of the lower die device (3) through screws;
the male die (21) comprises a base plate block (211), a rotor block (212) and a hole shaft (213), the base plate block (211) is mounted in a rectangular groove in the male die fixing plate (13) through screws, the base plate block (211) is a disc piece with a square upper end and a circular lower end, threaded rods are uniformly arranged at the lower end of the base plate block (211) along the circumferential direction, the threaded rods are connected with the rotor block (212) in a threaded connection mode, a threaded groove is formed in the middle of the base plate block (211), and the threaded grooves are connected with the hole shaft (213) in a threaded connection mode.
2. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 1, characterized in that: the lower die device (3) comprises a guide pillar (31), a lower die holder (32), a lower die plate (33) and a female die fixing plate (34), the guide sleeve (14) is internally connected with the upper end of the guide pillar (31), the lower die holder (32) is installed at the lower end of the guide pillar (31), the lower die plate (33) is installed at the upper end of the upper die holder (11) through screws, and the female die fixing plate (34) is installed at the upper end of the lower die plate (33).
3. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 1, characterized in that: arc-shaped grooves are uniformly formed in the guide sleeve (14), pin shafts are uniformly arranged in the arc-shaped grooves, and small balls are arranged on the pin shafts.
4. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 1, characterized in that: spring frame (22) include little support (221), conical spring (222), arc (223) and rubber sleeve (224), and little support (221) are evenly installed along circumference to punch holder (13) lower extreme, and little support (221) are connected with conical spring (222) with sliding fit's mode outward, length when conical spring (222) do not receive pressure is greater than the height that punch holder (13) are stretched out in terrace die (21), and conical spring (222) upper end is connected with punch holder (13), and conical spring (222) lower extreme fixed mounting has arc (223), installs rubber sleeve (224) on arc (223).
5. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 1, characterized in that: die (23) are the rectangular plate, and four angles of rectangular plate all set up to the arc angle, have evenly seted up the thread groove on the rectangular plate, are connected with die fixing plate (34) through the countersunk screw in the thread groove, and the rotor shaft hole has been seted up at the rectangular plate middle part, has evenly seted up the cylinder hole around the rotor shaft hole on the rectangular plate, and the downthehole fixed mounting of cylinder has the spring, and the height that highly is greater than the cylinder hole when the spring is normal, has evenly seted up the rotor slotted hole along circumference on the rectangular plate.
6. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 1, characterized in that: the lower end of the hole shaft (213) protrudes to a height greater than that of the rotor block (212).
7. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 3, characterized in that: rotor shaft holes and rotor slotted holes are formed in the lower die base (32), the lower die plate (33) and the female die fixing plate (34), and the diameters of the rotor shaft holes and the rotor slotted holes are gradually increased from top to bottom.
8. The manufacturing and processing die for the motor rotor punching sheet as claimed in claim 6, characterized in that: and a hole shaft (213) on the male die (21) is aligned and matched with a rotor block (212) and a rotor shaft hole and a rotor slot hole on the female die (23).
CN201911075838.6A 2019-11-06 2019-11-06 Manufacturing and processing die for motor rotor punching sheet Active CN110788213B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911075838.6A CN110788213B (en) 2019-11-06 2019-11-06 Manufacturing and processing die for motor rotor punching sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911075838.6A CN110788213B (en) 2019-11-06 2019-11-06 Manufacturing and processing die for motor rotor punching sheet

Publications (2)

Publication Number Publication Date
CN110788213A true CN110788213A (en) 2020-02-14
CN110788213B CN110788213B (en) 2021-06-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111618165A (en) * 2020-06-13 2020-09-04 王晨 Clutch case plate stamping die
CN114558932A (en) * 2022-04-29 2022-05-31 徐州智博机车有限公司 Punching die for motor production

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10277668A (en) * 1997-04-02 1998-10-20 Kuroda Precision Ind Ltd Progressive die for producing rotor
CN201076882Y (en) * 2007-08-21 2008-06-25 国营北京曙光电机厂 Male die assembly for motor rotor combination press tool
CN101444808A (en) * 2008-12-30 2009-06-03 兰州兰电电机有限公司 Die for cutting airgap of punching sheet slot of electric motor
CN202652014U (en) * 2012-07-18 2013-01-02 江苏清江电机制造有限公司 Composite die special for one-step molding motor stator punching sheet and separating rotor punching sheet
CN202683738U (en) * 2012-08-20 2013-01-23 湘潭电机股份有限公司 Mould for motor rotor punching sheet processing
CN103272939A (en) * 2013-06-18 2013-09-04 四川中邦模具有限公司 Spring discharging stamping mechanism for single sheet
CN103904835A (en) * 2014-03-07 2014-07-02 江苏通达动力科技股份有限公司 Full-double-type stator and rotor blanking die
CN203695753U (en) * 2013-12-03 2014-07-09 庄敏 Stamping die for punching sheet used for forming motor rotor
CN204183817U (en) * 2014-09-16 2015-03-04 天津顺通塑料制品有限公司 A kind of Novel injection mold
CN207357918U (en) * 2017-08-11 2018-05-15 中山市伟琪电器有限公司 A kind of stamping die of rotor disk
CN208321761U (en) * 2018-05-24 2019-01-04 江阴市高拓精密模具有限公司 A kind of separable motor punching compound die

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10277668A (en) * 1997-04-02 1998-10-20 Kuroda Precision Ind Ltd Progressive die for producing rotor
CN201076882Y (en) * 2007-08-21 2008-06-25 国营北京曙光电机厂 Male die assembly for motor rotor combination press tool
CN101444808A (en) * 2008-12-30 2009-06-03 兰州兰电电机有限公司 Die for cutting airgap of punching sheet slot of electric motor
CN202652014U (en) * 2012-07-18 2013-01-02 江苏清江电机制造有限公司 Composite die special for one-step molding motor stator punching sheet and separating rotor punching sheet
CN202683738U (en) * 2012-08-20 2013-01-23 湘潭电机股份有限公司 Mould for motor rotor punching sheet processing
CN103272939A (en) * 2013-06-18 2013-09-04 四川中邦模具有限公司 Spring discharging stamping mechanism for single sheet
CN203695753U (en) * 2013-12-03 2014-07-09 庄敏 Stamping die for punching sheet used for forming motor rotor
CN103904835A (en) * 2014-03-07 2014-07-02 江苏通达动力科技股份有限公司 Full-double-type stator and rotor blanking die
CN204183817U (en) * 2014-09-16 2015-03-04 天津顺通塑料制品有限公司 A kind of Novel injection mold
CN207357918U (en) * 2017-08-11 2018-05-15 中山市伟琪电器有限公司 A kind of stamping die of rotor disk
CN208321761U (en) * 2018-05-24 2019-01-04 江阴市高拓精密模具有限公司 A kind of separable motor punching compound die

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
肖祥芷等: "《中国模具设计大典 第3卷 冲压模具设计》", 31 January 2003, 江西科学技术出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111618165A (en) * 2020-06-13 2020-09-04 王晨 Clutch case plate stamping die
CN111618165B (en) * 2020-06-13 2022-03-01 烟台安信精冲技术有限公司 Clutch case plate stamping die
CN114558932A (en) * 2022-04-29 2022-05-31 徐州智博机车有限公司 Punching die for motor production

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