CN217141960U - Continuous stamping die for motor casing - Google Patents

Abstract

The application relates to a motor casing continuous stamping die, which comprises an upper die and a lower die, wherein the upper die comprises an upper cover plate, an upper die base, an upper base plate, an upper clamp plate, a stop plate and an upper stripper plate which are sequentially installed from top to bottom, and the lower die comprises a lower stripper plate, a lower clamp plate, a lower base plate, a lower die base and lower cushion pins which are sequentially installed from top to bottom; the punching machine further comprises a first punching assembly, a second punching assembly, a third punching assembly, a fourth punching assembly, a fifth punching assembly, a sixth punching assembly and a rotary cutting assembly, wherein the first punching assembly is used for trimming edges on a blank, the second punching assembly is used for stretching the blank, the third punching assembly is used for punching the blank, the fourth punching assembly is used for laterally cutting the blank, the fifth punching assembly is used for upwards bending the blank, the sixth punching assembly is used for downwards bending the blank, and the rotary cutting assembly is used for cutting the blank off. This application has the effect that improves the production efficiency of motor casing.

Description

Continuous stamping die for motor casing

Technical Field

The utility model belongs to the technical field of the mould processing technique and specifically relates to a continuous press die of motor casing is related to.

Background

At present, a stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

An existing motor casing is shown in fig. 1, and is a motor casing of a stepping motor, and can be widely applied to personal care products such as electric toothbrushes, face cleaning instruments and lazy people toothbrushes.

To above-mentioned correlation technique, the inventor thinks that the preparation motor casing needs to be processed through the punch press many times, and needs the manual work to carry between the different processes, wastes a large amount of time for production efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to improve the production efficiency of motor casing, this application provides a motor casing continuous stamping die.

The application provides a motor casing continuous stamping die adopts following technical scheme:

a motor casing continuous stamping die comprises an upper die and a lower die, wherein the upper die comprises an upper cover plate, an upper die base, an upper base plate, an upper clamping plate, a stop plate and an upper stripper plate which are sequentially arranged from top to bottom;

the punching machine further comprises a first punching assembly, a second punching assembly, a third punching assembly, a fourth punching assembly, a fifth punching assembly, a sixth punching assembly and a rotary cutting assembly, wherein the first punching assembly is used for trimming edges on a blank, the second punching assembly is used for stretching the blank, the third punching assembly is used for punching the blank, the fourth punching assembly is used for laterally cutting the blank, the fifth punching assembly is used for upwards bending the blank, the sixth punching assembly is used for downwards bending the blank, and the rotary cutting assembly is used for cutting the blank off.

Through adopting above-mentioned technical scheme, through setting up continuous stamping die, continuous stamping die can cut edge, tensile, punch a hole, the side cut, upwards buckle, buckle downwards and take off the process of material to the blank for the multistep process of motor casing can be directly progressively accomplished in continuous stamping die, and does not need the manual work to carry between the different processes, saves a large amount of time, has improved the production efficiency of motor.

Optionally, the first punching assembly includes a first punch disposed on the upper clamping plate, the first punch passes through the stop plate and the upper stripper plate, and a first punching groove for the first punch to penetrate is formed in the lower stripper plate.

Through adopting above-mentioned technical scheme, through setting up first drift, first drift is along with the lower mould direction punching press of last mould during the modulus of continuity mould compound die, and sets up the first die-groove that supplies first drift to penetrate down on the stripper, and first drift is to the blank punching press, and the rim charge of blank is amputated, has made things convenient for the side cut of motor casing.

Optionally, the second punching assembly includes a first upper bending punch and a first lower bending punch, the first upper bending punch is disposed on the upper clamping plate, the first upper bending punch penetrates through the stopper plate, the first upper bending punch is embedded into the upper stripper plate, the first lower bending punch is disposed on the lower clamping plate, the first lower bending punch penetrates through the lower stripper plate, and a bending groove for the first lower bending punch to insert into is formed in the first upper bending punch.

Through adopting above-mentioned technical scheme, through setting up first drift and the first drift of bending down of bending on, first drift and the first drift of bending down move to the place that is close to each other along with the compound die of modulus of continuity, and the blank has been stretched in being gone into first drift of bending down by first drift of bending down, has made things convenient for the drawing of motor casing.

Optionally, the third punching assembly comprises a first upper stripping plate inlet block and a punching punch, the first upper stripping plate inlet block is arranged on the upper stripping plate, the punching punch is arranged on the lower clamping plate, the punching punch penetrates through the lower stripping plate, and a punching groove for the punching punch to penetrate is formed in the first upper stripping plate inlet block.

Through adopting above-mentioned technical scheme, through setting up the first upper stripper income piece and the drift that punches a hole, the blank is wrapped up to the inslot that punches a hole, and the drift that punches a hole is along with the compound die of modulus of continuity to the first upper stripper income piece antiport, and the drift that punches a hole to the blank, and it comes to punch a hole, has made things convenient for punching a hole of motor casing.

Optionally, the punching punch comprises a first punch block, a punch rod and a bending head, and the punch rod and the bending head are both installed in the first punch block.

Through adopting above-mentioned technical scheme, through setting up first punching pin, jumper bar and bending head, the jumper bar can punch a hole to the blank, accomplishes the technology of punching a hole, and the bending head can carry out ascending bending in advance to the blank, has made things convenient for the technology of upwards buckling on next step, and the jumper bar and bending head all install in first punching pin for the jumper bar can be followed first punching pin and the bending head dismantles in, changes, has prolonged modulus of continuity's life.

Optionally, the fourth stamping component includes a lower clamping plate punch and an upper stripper plate punch, the lower clamping plate punch penetrates through the lower stripper plate, the upper stripper plate is provided with a stripper groove for the lower clamping plate punch to partially penetrate, the upper stripper plate punch is fixed to the upper stripper plate, and the lower clamping plate punch is provided with a abdicating groove for the upper stripper plate punch to penetrate.

Through adopting above-mentioned technical scheme, through setting up the lower plate punching pin and going up the stripper punching pin, on the lower plate punching pin was located to the blank cover, go up the stripper punching pin and remove to the lower plate punching pin along with the compound die of modulus of continuity, go up the stripper punching pin and carry out the punching press to the blank lateral wall, the side cut is accomplished in punching out the hole, has made things convenient for the side cut of motor casing.

Optionally, the fifth stamping assembly comprises a second upper stripping plate inlet block and an upper bending punch, the second upper stripping plate is arranged on the upper stripping plate, the upper bending punch is arranged on the lower clamping plate, the upper bending punch penetrates through the lower stripping plate, and the second upper stripping plate inlet block is provided with an upper bending groove for the upper bending punch to penetrate.

Through adopting above-mentioned technical scheme, through setting up the second and going up stripper income piece and the drift of buckling, the blank is wrapped up to the second and goes up the last bending groove of stripper income piece, goes up the drift of buckling and moves to stripper income piece direction on the second along with the compound die of modulus of continuity, goes up the drift of buckling and carries out the punching press to the blank for the blank upwards buckles, accomplishes upwards buckling of blank, has made things convenient for upwards buckling of motor casing.

Optionally, the upper bending punch includes a second punch block and a bending block, and the bending block is detachably connected in the second punch block.

By adopting the technical scheme, as the progressive die is repeatedly closed, the upper bending punch continuously punches the blank, and the upper bending punch is possibly abraded or broken. This scheme is through will buckling the piece and can dismantle the connection on the second kicking block, can change when buckling the piece wearing and tearing or breaking, has prolonged the life of modulus of continuity.

Optionally, the sixth stamping assembly comprises a lower bending punch and a third punch, the lower bending punch is arranged on the upper base plate, the lower bending punch penetrates through the upper clamping plate and the stop plate, the lower bending punch penetrates through the upper stripping plate, the third punch is arranged on the lower clamping plate, the third punch penetrates through the lower stripping plate, and a lower bending groove for the lower bending punch to penetrate through is formed in the third punch.

Through adopting above-mentioned technical scheme, through setting up down the drift of buckling and third towards the piece, on the third drift was located to the blank cover, the drift that buckles down removed to the third towards the piece direction along with the compound die of modulus of continuity, and the drift that buckles down punches to the blank and punches, accomplishes and buckles downwards, has made things convenient for the downward bending of motor casing.

Optionally, the rotary cutting assembly includes a rotary cutting die frame and a rotary cutting head, the rotary cutting die frame is disposed on the upper die, the rotary cutting head is disposed in the middle of the die frame, and the rotary cutting die frame drives the rotary cutting head to move along the circumferential direction of the blank.

By adopting the technical scheme, the rotary cutting die frame and the rotary cutting tool bit are arranged, the rotary cutting die frame drives the rotary cutting tool bit to move along the circumferential direction of the blank and cut the circumferential direction of the blank, and the motor shell falls off from the blank at the moment to finish blanking, so that the blanking of the motor shell is facilitated.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the continuous stamping die for the motor shell, the first stamping assembly, the second stamping assembly, the third stamping assembly, the fourth stamping assembly, the fifth stamping assembly, the sixth stamping assembly and the rotary cutting assembly are arranged, so that the processes of trimming, stretching, punching, side cutting, upward bending, downward bending and stripping can be performed on a blank, a large amount of time is saved, and the production efficiency of a motor is improved;

2. according to the continuous stamping die for the motor shell, the first stamping block, the stamping rod and the bending head are arranged, and the bending head can pre-bend a blank, so that the blank is convenient to bend upwards;

3. a motor casing continuous stamping die can be replaced when a bending block is worn or broken through detachably connecting the bending block in a second stamping block, and the service life of the continuous stamping die is prolonged.

Drawings

FIG. 1 is a schematic structural view of a motor casing;

FIG. 2 is a schematic structural view of a motor casing continuous stamping die;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is an enlarged view of section C of FIG. 2;

FIG. 6 is an enlarged view of portion D of FIG. 2;

FIG. 7 is an enlarged view of section E of FIG. 2;

fig. 8 is an enlarged view of a portion F in fig. 2.

Description of reference numerals:

1. an upper die; 11. an upper cover plate; 12. an upper die holder; 13. a base plate is arranged; 14. an upper splint; 15. a stopper plate; 16. an upper stripping plate; 161. removing the groove; 2. a lower die; 21. removing the plate; 211. a first notching; 212. a second notching; 22. a lower splint; 23. a lower base plate; 24. a lower die holder; 25. a lower pad leg; 3. a first punch assembly; 31. a first punch; 32. a fourth punch; 4. a second punch assembly; 41. a first upper bending punch; 411. bending the groove; 42. a first lower bending punch; 5. a third punch assembly; 51. a first upper stripper plate insert; 511. punching a hole groove; 52. punching a punch; 521. a first punch; 522. punching; 523. bending the elbow; 6. a fourth punch assembly; 61. a lower splint punch; 611. a yielding groove; 62. an upper stripping punch; 7. a fifth stamping assembly; 71. a second upper stripper plate insert; 711. an upper bending groove; 72. an upper bending punch; 721. a second punch; 722. a bending block; 8. a sixth punch assembly; 81. a lower bending punch; 82. a third punching block; 821. a lower bending groove; 9. a rotary cutting assembly; 91. rotary cutting the base; 92. rotary cutting the die carrier; 921. carrying out rotary cutting on the ladder; 9211. long grooves are cut in a rotary mode; 93. rotary cutting the cutter frame; 931. abutting against the sliding block; 94. a rotary cutter head; 10. a shaping component; 101. a second upper bending punch; 102. a second lower bending punch; 01. a notching assembly; 011. a notching punch; 012. the lower splint is inserted into the block; 0121. connecting grooves; 02. a pre-bend assembly; 021. an upper pre-bending punch; 022. a lower pre-bending punch; 0221. and (5) bending and punching the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses motor casing continuous stamping die.

Referring to fig. 2, the continuous stamping die for the motor casing comprises an upper die 1 and a lower die 2, wherein the upper die 1 comprises an upper cover plate 11, an upper die base 12, an upper backing plate 13, an upper clamping plate 14, a stop plate 15 and an upper stripper plate 16 which are sequentially arranged from top to bottom. The lower die 2 comprises a lower stripper plate 21, a lower clamping plate 22, a lower backing plate 23, a lower die holder 24 and lower backing feet 25. The automatic blank cutting machine further comprises a first punching component 3, a second punching component 4, a third punching component 5, a fourth punching component 6, a fifth punching component 7, a sixth punching component 8 and a rotary cutting component 9 which are arranged one by one along the blank conveying direction. First punching press subassembly 3 can cut edge to the blank, second punching press subassembly 4 can stretch the blank, third punching press subassembly 5 can punch a hole to the blank, fourth punching press subassembly 6 can carry out the side cut to the blank, fifth punching press subassembly 7 can upwards buckle to the blank, sixth punching press subassembly 8 can downwards buckle to the blank, rotary-cut subassembly 9 can be downcut the blank, form the motor casing, the many times step that the original motor casing that makes need on different machines can be implemented on a modulus of continuity, the plenty of time that needs artifical transport originally between different processes has been saved, the production efficiency of motor casing has been improved.

Referring to fig. 3, the first punching assembly 3 includes a first punch 31 and a fourth punch 32, and the fourth punch 32 is located on a side of the first punch 31 remote from the feeding end. The first punch 31 and the fourth punch 32 are both fixed in the upper clamping plate 14 through bolts, the first punch 31 and the fourth punch 32 are arranged towards the lower die 2, the first punch 31 and the fourth punch 32 penetrate through the stop plate 15 and the upper stripper plate 16 respectively, a first punching groove 211 for partially inserting the first punch 31 is formed in one end, close to the upper stripper plate 16, of the lower stripper plate 21, and a second punching groove 212 for partially inserting the fourth punch 32 is formed in one end, close to the upper stripper plate 16, of the lower stripper plate 21. When the die is closed, the first punch 31 moves towards the lower die 2, when the die is closed, the blank is punched by the first punch 31 to form a wafer shape, the wafer and the blank are connected with each other, when the wafer moves to the position of the fourth punch 32, the fourth punch 32 moves towards the direction of the lower stripper 21 along with the die closing, the fourth punch 32 punches the blank between the wafer and the wafer, and at the moment, the wafer and the wafer are connected by ribs.

Referring to fig. 4, the second punch assembly 4 includes a first upper bending punch 41 and a first lower bending punch 42, the first upper bending punch 41 is fixed in the upper clamp plate 14 by bolts, the first upper bending punch 41 is disposed toward the lower die 2, and the first upper bending punch 41 penetrates the stopper plate 15 and the upper stripper plate 16. The first lower bending punch 42 is fixed to the lower bolster plate 23 by a bolt, the first lower bending punch 42 is provided toward the upper die 1, and a bending groove 411 into which the first lower bending punch 42 is inserted is formed at one end of the first upper bending punch 41 close to the lower stripper plate 21. When the dies are closed, the first lower bending punch 42 moves in the direction of the upper die 1 to press the wafer, and the first upper bending punch 41 is positioned above the first lower bending punch 42, so that the wafer is partially pushed into the bending groove 411 to form a cap shape open to the lower die 2 side.

The second punching assembly 4 is provided with a shaping assembly 10 on a side away from the first punching assembly 3, and the shaping assembly 10 comprises a second upper bending punch 101 and a second lower bending punch 102. A second upper bending punch 101 is fixed in the upper clamp 14 by bolts, the second upper bending punch 101 is disposed toward the lower die 2, and the second upper bending punch 101 penetrates the stopper plate 15 and the upper stripper plate 16. A second lower bending punch 102 is fixed to the lower bolster plate 23 by a bolt, and the second lower bending punch 102 is provided toward the upper die 1. When the round caps are conveyed to the shaping assembly 10, the second upper bending punch 101 and the second lower bending punch 102 move to one ends close to each other, and the second upper bending punch 101 and the second lower bending punch 102 punch the round caps respectively, so that the round caps are finer in size.

Referring to fig. 5, the third punching assembly 5 includes a first upper stripper insertion block 51 and a punching punch 52, the first upper stripper insertion block 51 is fixed in the upper stripper 16 by bolts, and the first upper stripper insertion block 51 is disposed toward the lower die 2. The punching punch 52 includes a first punch 521, a punch 522, and a bending head 523, the first punch 521 is fixed to the lower backing plate 23 by bolts, the first punch 521 is disposed toward the upper die 1, and the first punches 521 penetrate through the lower stripper plate 21. The plunger 522 comprises two plungers 522 slidably inserted into the first plunger 521, and a connecting line of the two plungers 522 passes through an axis of the first plunger 521. One end of the punch 522, which is far away from the lower cushion plate 23, penetrates through the first punch 521, the bending heads 523 comprise six bending heads, the six bending heads 523 are uniformly distributed at intervals along the axial direction of the first punch 521, and one end of the bending head 523, which is far away from the lower cushion plate 23, penetrates through the first punch 521. The first upper stripper plate insert 51 is provided with a punching slot 511 into which the first punch 521 is inserted. When the die is closed, the round cover is wrapped in the punching groove 511, the first punching block 521 moves towards the upper die 1, the punching rod 522 punches the round cover, and the top of the round cover is pushed through to form a hole. The six bend heads 523 punch the bottom of the round cover respectively, so that six connecting strips are punched at the bottom of the round cover, and the connecting strips are bent towards one end far away from the bottom of the round cover.

The fourth punching assembly 6 comprises a lower clamping plate punch 61, the lower clamping plate punch 61 is fixed on the lower clamping plate 22 through a bolt, the lower clamping plate punch 61 is arranged towards the upper die 1, the lower clamping plate punch 61 penetrates through the lower stripping plate 21, and the upper stripping plate 16 is provided with a stripping groove 161 for part of the lower clamping plate punch 61 to penetrate. The upper stripper punch 62 is disposed in the upper stripper plate 16, and the lower clamp punch 61 is provided with a relief groove 611 into which the upper stripper punch 62 is inserted. An air cylinder is arranged at one end, away from the lower clamping plate punch 61, of the upper stripping plate punch 62, the air cylinder pushes the upper stripping plate punch 62 to extrude towards the lower clamping plate punch 61, the upper stripping plate punch 62 punches the side wall of the round cover, the side wall of the round cover is punched out of a side groove by the upper stripping plate punch 62, and the step of side cutting is completed.

Referring to fig. 6, the fifth punching assembly 7 includes a second upper stripper plate insertion block 71 and an upper bending punch 72, the second upper stripper plate insertion block 71 is fixed in the upper stripper plate 16 by bolts, and the second upper stripper plate 16 is disposed toward the lower die 2. The upper bending punch 72 includes a second punch 721 and a bending block 722. The second punch 721 is cylindrical, the second punch 721 is fixed in the lower clamping plate 22 by bolts, and the second punch 721 penetrates through the lower stripper plate 21. The bent block 722 is provided with six blocks, the six bent blocks 722 are uniformly arranged along the axial direction of the second punch 721 at intervals, the bent block 722 is inserted into the second punch 721 in a sliding manner, and one end of the bent block 722, which is far away from the lower clamping plate 22, protrudes out of the top of the second punch 721. An upper bending groove 711 for inserting the second punch 721 is formed at one end of the second upper stripper plate insert 71 close to the lower die 2. When the die is closed, the round cover is wrapped in the upper bending groove 711, the second punching block 721 moves towards the bottom of the round cover, the bending block 722 punches the connecting strip, so that the connecting strip moves towards the bottom of the upper bending groove 711, and the connecting strip is perpendicular to the top of the round cover.

Referring to fig. 7, the end of the fifth punch assembly 7 remote from the fourth punch assembly 6 is provided with a notching assembly 01. The notching assembly 01 comprises a notching punch 011 and a lower clamping plate insert 012. In the notching punch 011 is fixed in the punch holder 14 through the bolt, the notching punch 011 sets up towards 2 directions of lower mould, the notching punch 011 penetrates through the backstop plate 15, the lower splint enters the piece 012 and passes through in the bolt fastening 22, the lower splint enters the piece 012 and sets up towards the upper mould 1 direction, the lower splint enters the piece 012 and pierces through and takes off the board 21 down. One end of the lower clamping plate insertion block 012 close to the upper die 1 is provided with a connecting groove 0121 into which the notching punch 011 is inserted. When the die is assembled, the round cover is coaxially sleeved on the lower clamping plate entering block 012, the notching punch 011 moves towards the lower clamping plate entering block 012, the notching punch 011 punches the round cover, the surface of the round cover is notched, and the notching step is completed.

The end of the notching assembly 01 far away from the fifth punching assembly 7 is provided with a pre-bending assembly 02, and the pre-bending assembly 02 comprises an upper pre-bending punch 021 and a lower pre-bending punch 022. The upper pre-bending punch 021 is fixed in the upper backing plate 13 through a bolt, the upper pre-bending punch 021 is arranged towards the lower die 2, the upper pre-bending punch 021 penetrates through the upper clamping plate 14 and the stop plate 15, and the part of the upper pre-bending punch 021 penetrates into the upper stripper plate 16. The lower pre-bending punch 022 is fixed in the lower clamping plate 22 through a bolt, the lower pre-bending punch 022 penetrates the lower stripper plate 21, and the part of the lower pre-bending punch 022 penetrates the upper stripper plate 16. One end of the lower pre-bending punch 022, which is close to the lower pre-bending punch 022, is provided with a bending punch groove 0221 into which the upper pre-bending punch 021 is inserted. When the die is closed, the round cover is sleeved on the lower pre-bending punch 022, and the upper pre-bending punch 021 punches the round cover to bend the round cover part towards the direction close to the side groove.

Referring to fig. 7, the sixth punch assembly 8 includes a lower bending punch 81 and a third punch block 82. The lower bending punch 81 is fixed in the upper backing plate 13 by bolts, the lower bending punch 81 is disposed toward the lower die 2, the lower bending punch 81 penetrates the upper clamping plate 14 and the stopper plate 15, and the lower bending punch 81 partially penetrates the upper stripper plate 16. The third punch block 82 is fixed in the lower clamping plate 22 through bolts, the third punch block 82 is arranged towards the upper die 1, the third punch block 82 penetrates through the lower stripper plate 21, and part of the third punch block 82 penetrates into the upper stripper plate 16. One end of the third punch block 82 close to the upper die 1 is provided with a lower bending groove 821 for the lower bending punch 81 to penetrate. During die assembly, the round cover is sleeved on the third punching block 82, the lower bending punch 81 moves towards the round cover direction, the lower bending punch 81 punches the round cover, and the round cover is partially bent to be vertical to the bottom of the round cover, so that the step of downward bending is completed.

Referring to fig. 8, the rotary cutting assembly 9 is disposed on one side of the upper mold 1 and the lower mold 2 away from the material conveying port, and the rotary cutting assembly 9 includes a rotary cutting base 91 fixed to the upper end of the lower stripper 21 by bolts, a rotary cutting mold base 92 fixed to the upper mold base 12 by bolts, a rotary cutting tool holder 93 disposed in the rotary cutting mold base 92, and a rotary cutting tool bit 94 disposed at one end of the rotary cutting tool holder 93 close to the rotary cutting base 91. The inner side wall of the rotary cutting die holder 92 is axially and integrally provided with a rotary cutting step 921, the rotary cutting die holder 92 is provided with a rotary cutting long groove 9211 on one inner wall of the opposite rotary cutting step 921, the rotary cutting steps 921 which are axially arranged are gradually reduced in height, the circumferential side end of the rotary cutting die holder 93 is integrally provided with a butting sliding block 931, the upper end and the lower end of the butting sliding block 931 and the rotary cutting step 921 are obliquely arranged, and two side walls of the rotary cutting long groove 9211 are also obliquely arranged. When the die is closed, the round cover is sleeved on the rotary cutting base 91, the rotary cutting die frame 92 moves towards the rotary cutting base 91, the abutting sliding block 931 abuts against the rotary cutting step 921, so that the rotary cutting head 94 can horizontally move when moving, and when the rotary cutting head contacts the rotary cutting step 921 with different heights, the rotary cutting head 94 rotates for a circle, so that the round cover is cut off to form a motor shell.

The implementation principle of the continuous stamping die for the motor shell in the embodiment of the application is as follows: through designing the continuous stamping die, the processes of trimming, stretching, shaping, punching, side cutting, upward bending, notching, pre-bending, downward bending and rotary cutting can be carried out on the blank on the continuous stamping die, a plurality of steps can be finished on one device, manual carrying is not needed among the steps, a large amount of time is saved, and the production efficiency of the motor shell is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a motor casing continuous stamping die which characterized in that: the die comprises an upper die (1) and a lower die (2), wherein the upper die (1) comprises an upper cover plate (11), an upper die base (12), an upper padding plate (13), an upper clamping plate (14), a stop plate (15) and an upper stripping plate (16) which are sequentially installed from top to bottom, and the lower die (2) comprises a lower stripping plate (21), a lower clamping plate (22), a lower padding plate (23), a lower die base (24) and lower pad feet (25) which are sequentially installed from top to bottom;

the punching machine further comprises a first punching assembly (3) which is used for trimming edges on the blank and sequentially arranged along the material conveying direction, a second punching assembly (4) used for stretching on the blank, a third punching assembly (5) used for punching holes on the blank, a fourth punching assembly (6) used for laterally cutting the blank, a fifth punching assembly (7) used for upwards bending the blank, a sixth punching assembly (8) used for downwards bending the blank and a rotary cutting assembly (9) used for cutting the blank.

2. The continuous stamping die for the motor casing as claimed in claim 1, wherein: the first punching assembly (3) comprises a first punch head (31), the first punch head (31) is arranged on the upper clamping plate (14), the first punch head (31) penetrates through the stop plate (15) and the upper stripping plate (16), and a first punching groove (211) for the first punch head (31) to penetrate is formed in the lower stripping plate (21).

3. The continuous stamping die for the motor casing as claimed in claim 1, wherein: the second punching assembly (4) comprises a first upper bending punch head (41) and a first lower bending punch head (42), the first upper bending punch head (41) is arranged on the upper clamping plate (14), the first upper bending punch head (41) penetrates through the stop plate (15), the first upper bending punch head (41) is embedded into the upper stripper plate (16), the first lower bending punch head (42) is arranged on the lower clamping plate (22), the first lower bending punch head (42) penetrates through the lower stripper plate (21), and a bending groove (411) for the first lower bending punch head (42) to insert is formed in the first upper bending punch head (41).

4. The continuous stamping die for the motor casing as claimed in claim 1, wherein: third punching press subassembly (5) take off the board including first on and go into piece (51) and punch drift (52), take off the board on first and go into piece (51) set up in on take off board (16), punch drift (52) set up in lower plate (22), punch drift (52) pass take off board (21) down, take off on the board on the first and go into piece (51) and offer the confession punch groove (511) that punch drift (52) penetrated.

5. The continuous stamping die for the motor casing as claimed in claim 4, wherein: the punching punch (52) comprises a first punch block (521), a punch rod (522) and a bending head (523), wherein the punch rod (522) and the bending head (523) are installed in the first punch block (521).

6. The continuous stamping die for the motor casing as claimed in claim 1, wherein: fourth punching press subassembly (6) include lower plate punching pin (61) and go up and take off board punching pin (62), lower plate punching pin (61) pass take off board (21) down, go up and take off board (16) and offer the confession take off groove (161) that lower plate punching pin (61) part penetrated, it is fixed in to go up and take off board punching pin (62) go up and take off board (16), the confession has been offered in lower plate punching pin (61) go up and take off groove (611) of stepping down that board punching pin (62) penetrated.

7. The continuous stamping die for the motor casing as claimed in claim 1, wherein: the fifth stamping assembly (7) comprises a second upper stripping plate inlet block (71) and an upper bending punch (72), the second upper stripping plate (16) is arranged on the upper stripping plate (16), the upper bending punch (72) is arranged on the lower clamping plate (22), the upper bending punch (72) penetrates through the lower stripping plate (21), and an upper bending groove (711) for the upper bending punch (72) to penetrate through is formed in the second upper stripping plate inlet block (71).

8. The continuous stamping die for the motor casing as claimed in claim 7, wherein: the upper bending punch (72) comprises a second punch block (721) and a bending block (722), and the bending block (722) is detachably connected in the second punch block (721).

9. The continuous stamping die for the motor casing as claimed in claim 1, wherein: sixth punching press subassembly (8) are including bending down drift (81) and third ram (82), bend down drift (81) set up in upper padding plate (13), bend down drift (81) and pass upper plate (14) and backstop board (15), bend down drift (81) and penetrate go up and take off board (16), third ram (82) set up in lower plate (22), third ram (82) pass take off board (21) down, the confession has been seted up on third ram (82) the lower bending groove (821) that bending down drift (81) penetrated.

10. The continuous stamping die for the motor casing as claimed in claim 1, wherein: the rotary cutting assembly (9) comprises a rotary cutting die frame (92) and a rotary cutting head (94), the rotary cutting die frame (92) is arranged on the upper die (1), the rotary cutting head (94) is arranged in the middle of the die frame, and the rotary cutting die frame (92) drives the rotary cutting head (94) to move along the circumferential direction of the blank.

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