CN117862323A - Composite die with multiple special-shaped grooves formed at one time - Google Patents

Abstract

The invention relates to the technical field of composite dies and discloses a composite die with multiple special-shaped grooves formed at one time, which comprises a die frame, wherein an upper die holder is arranged above the die frame, a lower die holder is arranged at the bottom of the die frame, the upper die holder moves relative to the lower die holder, a sliding guide component is arranged between the upper die holder and the lower die holder, the lower die holder comprises a detection lifting component, a ratchet component and a main shaft gear, a mounting groove is arranged above the lower die holder, and the main shaft gear is positioned in the middle of the mounting groove. When the lifting slide block moves downwards, the compression spring stores energy, and the limiting lifting block moves downwards under the action of the compression spring in a compressed state and is far away from the motor rotor punching sheet, so that the motor rotor punching sheet can move forwards one lattice along with the spindle gear, the next place is punched, and the motor rotor punching sheet does not need to be manually rotated.

Description

Composite die with multiple special-shaped grooves formed at one time

Technical Field

The invention relates to the technical field of composite molds, in particular to a composite mold with multiple special-shaped grooves formed at one time.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the law of electromagnetic induction, and the motor mainly comprises two parts, namely a stator and a rotor, wherein the rotor is a rotating part in the motor, a rotor iron core is formed by integral molding and sheet assembly molding, and for a sheet assembly molding rotor sheet, an initial rotor ring is stamped into the rotor sheet according to requirements through a stamping device.

The current motor rotor piece is generally formed through the punching press, firstly, the central part of motor rotor piece is punched out at prototype rotor piece middle part, then, to punching out the special-shaped notch of rotor piece week side, common blanking equipment is when punching out the rotor piece, every punching out needs the workman to rotate the rotor piece once to still need calibrate, and when the rotor piece of different specifications is punched out, because the quantity of its special-shaped notch is different, need calibration many times and more many times rotate the rotor piece, cause workman's excessive operation, not only waste time and energy, and is inefficiency, still very easily cause calibration error scheduling problem.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides a composite die with multiple special-shaped grooves for one-step molding, which has the advantages that when a lifting sliding block moves downwards, a compression spring stores energy, a limiting lifting block moves downwards under the action of the compression spring in a compressed state and is far away from a motor rotor punching sheet, so that the motor rotor punching sheet can move forwards one lattice along with a main shaft gear, the next place is punched, the motor rotor punching sheet does not need to be manually rotated, and the like, and the problems are solved.

(II) technical scheme

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a compound mould with multiple dysmorphism groove one shot forming, includes the die carrier, the die carrier top is provided with the upper die base, the die carrier bottom is provided with the die holder, the upper die base is relative the die holder removes, be provided with sliding guide subassembly between upper die base and the die holder, the die holder includes detects lifting assembly, ratchet subassembly and main shaft gear, the die holder top is provided with the mounting groove, main shaft gear is located the mounting groove middle part, detect lifting assembly with ratchet subassembly is located main shaft gear is same one side, the ratchet subassembly respectively with detect lifting assembly with main shaft gear transmission cooperation, be provided with drive assembly between upper die base and the die holder, when the upper die base upwards moves, drive through drive assembly drives ratchet subassembly motion, ratchet subassembly stir main shaft gear, the ratchet subassembly drives simultaneously detect lifting assembly rotates;

a limiting lifting mechanism is arranged above the detection lifting assembly, and a cleaning push rod is arranged above the ratchet wheel assembly;

when the upper die holder moves upwards, the ratchet assembly rotates and drives the cleaning push rod to push upwards, and the detection lifting assembly drives the limiting lifting mechanism to extend to the upper side of the lower die holder.

Preferably, the sliding guide assembly comprises a guide pillar, the guide pillar is arranged on the inner side of the upper surface of the lower die holder, a plurality of guide holes are formed in the upper die holder, the guide pillar corresponds to the guide holes, a hydraulic cylinder is arranged above the upper die holder, and the upper die holder is in sliding connection with the guide pillar through the guide holes.

Preferably, a stamping support plate is arranged above the mounting groove, the stamping support plate is flush with the upper surface of the lower die holder, a movable plate is arranged on the side face of the mounting groove, a mounting main shaft is rotatably arranged in the middle of the stamping support plate, a limiting shaft is arranged on the periphery of the mounting main shaft, a main shaft square hole is formed in the bottom of the mounting main shaft, and the top of the main shaft gear is mounted in the main shaft square hole.

Preferably, the detecting lifting assembly further comprises a lifting gear, the lifting gear is mounted on the upper surface of the stamping supporting plate through a suspension frame, the lifting gear is rotationally connected with the suspension frame, and the lifting gear is in transmission connection with the ratchet assembly.

Preferably, the limit lifting mechanism comprises a limit lifting screw rod, the limit lifting screw rod is located above the lifting gear, a lifting slide block is connected to the limit lifting screw rod in a threaded mode, a limit lifting block is arranged above one side of the lifting slide block, the limit lifting block is located inside the stamping support plate, and the limit lifting block is horizontally moved relative to one end of the lifting slide block.

Preferably, the ratchet assembly comprises a ratchet gear, the ratchet gear is arranged on the other side of the suspension frame, a driving gear is arranged at the bottom of the ratchet gear, the driving gear is meshed with the lifting gear, ratchets on the ratchet gear are matched with the main shaft gear, a reset spring is arranged on one side of each ratchet on the ratchet gear, and the other end of the reset spring is connected with the side wall of the ratchet gear.

Preferably, the cleaning push rod is located above the ratchet gear, a punching hole is formed in the punching support plate, the cleaning push rod is located right below the punching hole, a cleaning lifting screw rod is arranged between the cleaning push rod and the ratchet gear, the bottom of the cleaning lifting screw rod is fixedly connected with the ratchet gear, and the upper end of the cleaning lifting screw rod is in threaded connection with the bottom of the cleaning push rod.

Preferably, the ratchet gear and the driving gear are coaxially and fixedly arranged, the bottom of the ratchet gear and the suspension frame are rotatably arranged, and one side of the driving gear is in transmission fit with the transmission assembly.

Preferably, the transmission assembly comprises a transmission gear, a driving gear and a driving toothed bar, wherein the transmission gear is coaxially and fixedly connected with the driving gear, a fixed rod is rotatably arranged between the transmission gear and the driving gear, the fixed rod is fixedly connected with the bottom of the stamping support plate, the transmission gear is meshed with the driving gear, the driving gear is meshed with the driving toothed bar, and one end of the driving toothed bar is fixedly connected with the upper die holder.

(III) beneficial effects

Compared with the prior art, the invention provides a composite die with multiple special-shaped grooves for one-step molding, which has the following beneficial effects:

1. the composite die with the multiple special-shaped grooves is characterized in that a motor rotor punching sheet punched in the middle part is placed above a lower die holder in an aligned mode through punching holes in the middle part of the motor rotor punching sheet, an upper die holder moves towards the lower die holder to drive a punch to perform punching processing on the circumference of the motor rotor punching sheet above the lower die holder, wherein when the upper die holder descends, a transmission component drives a ratchet component to rotate, the ratchet component toggles a spindle gear to rotate forwards by one grid (the rotating forwards by one grid is the distance between every two needed punching holes of the motor rotor punching sheet), the motor rotor punching sheet rotates forwards by one grid along with the spindle gear, the next position to be punched is located under a punch arranged at the bottom of the upper die holder, the ratchet component rotates and simultaneously detects that a lifting component rotates, a limiting lifting mechanism stretches out of the upper surface of the lower die holder and extends into the inside of one special-shaped groove, and before the upper die holder drives the bottom punch to punch the motor rotor punching sheet, the limiting lifting mechanism can stretch into the previous special-shaped groove well, and the position to be proved to be in a correct position.

2. According to the composite die with the multiple special-shaped grooves formed at one time, after stamping of one special-shaped notch is completed, the upper die holder moves upwards to drive the punch to be far away from the motor rotor punching sheet, the ratchet assembly is driven to rotate through the transmission assembly in the upper die holder moving upwards, due to the arrangement of the ratchet assembly, the ratchet assembly does not drive the spindle gear to rotate in the upper die holder moving upwards, only the detection lifting assembly is driven to synchronously rotate, the limit lifting mechanism is driven to descend and move out of the special-shaped notch of the motor rotor punching sheet when the detection lifting assembly rotates, so that in the next upper die holder stamping process, the upper die holder descends to drive the ratchet assembly to dial the spindle gear forwards for one frame, and then the motor rotor punching sheet can move forwards for one frame, and the position needing to be stamped subsequently is rotated to the lower part of the punch; meanwhile, in the ascending process of the upper die holder, when the ratchet assembly rotates, the cleaning push rod in the ratchet assembly extends upwards, and fragments punched at the punching position are ejected out for cleaning so as to be punched next time.

3. The composite die with the plurality of special-shaped grooves is arranged above the lifting gear through the limiting lifting screw rod, when the lifting gear rotates, the limiting lifting screw rod is driven to rotate, the lifting sliding block which is in threaded connection with the upper part of the limiting lifting screw rod is driven to move along the vertical direction of the limiting lifting screw rod, the side surface of the lifting sliding block is provided with a track which is used for limiting the lifting sliding block to move vertically only, so that the lifting sliding block can move up and down under the rotation of the limiting lifting screw rod, when the lifting sliding block moves up and down, the limiting lifting block is driven to move synchronously, and then the limiting lifting block can move inside the stamping supporting plate through the limiting lifting block, wherein in the use process, a compression spring is arranged between the bottom end of the limiting lifting block and the lower surface of the stamping supporting plate, when the lifting sliding block pushes the limiting lifting block to move upwards, the compression spring is extruded out of the stamping supporting plate, and moves into a special-shaped notch which is stamped, and as the limiting lifting block is positioned in the special-shaped notch which is stamped in the previous stamping completion, when the next stamping is carried out, whether two adjacent stamping positions are correct or not can be detected directly, and simultaneously, the motor rotor can be fixed in the stamping process can be prevented from shaking; when the lifting slide block moves downwards, the compression spring stores energy, and the limiting lifting block moves downwards under the action of the compression spring in a compressed state and is far away from the motor rotor punching sheet, so that the motor rotor punching sheet can move forwards one lattice along with the spindle gear, the next place is punched, and the motor rotor punching sheet does not need to be manually rotated.

Drawings

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

FIG. 2 is a schematic perspective view of the whole structure of the present invention;

FIG. 3 is a schematic view of the upper and lower die holders of the present invention;

FIG. 4 is a schematic view of a lower die holder portion of the present invention;

FIG. 5 is a schematic view of the inner part of the installation groove according to the present invention;

FIG. 6 is a second schematic view of the inner part of the installation groove according to the present invention;

FIG. 7 is a third schematic view of the inner part of the installation groove according to the present invention;

FIG. 8 is a schematic view of a portion of the structure of the detection lift assembly and ratchet assembly of the present invention.

In the figure: 1. a mould frame; 2. an upper die holder; 21. a guide hole; 22. a hydraulic cylinder; 3. a lower die holder; 31. a mounting groove; 32. stamping a supporting plate; 321. punching a hole; 33. a movable plate; 34. installing a main shaft; 35. a limiting shaft; 4. a sliding guide assembly; 41. a guide post; 5. detecting a lifting assembly; 51. a limit lifting mechanism; 511. limiting lifting screw rod; 512. a lifting slide block; 513. a limit lifting block; 52. a lifting gear; 53. a suspension frame; 6. a ratchet assembly; 61. cleaning the push rod; 611. cleaning a lifting screw rod; 62. a ratchet gear; 621. a ratchet; 63. a drive gear; 64. a return spring; 7. a spindle gear; 8. a transmission assembly; 81. a transmission gear; 82. a drive gear; 83. driving a toothed bar; 84. and a fixing rod.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, a composite mold with multiple special-shaped grooves for one-step molding comprises a mold frame 1, wherein an upper mold base 2 is arranged above the mold frame 1, a lower mold base 3 is arranged at the bottom of the mold frame 1, the upper mold base 2 moves relative to the lower mold base 3, a sliding guide component 4 is arranged between the upper mold base 2 and the lower mold base 3, the lower mold base 3 comprises a detection lifting component 5, a ratchet component 6 and a main shaft gear 7, a mounting groove 31 is arranged above the lower mold base 3, the main shaft gear 7 is positioned in the middle of the mounting groove 31, the detection lifting component 5 and the ratchet component 6 are positioned on the same side of the main shaft gear 7, the ratchet component 6 is respectively in transmission fit with the detection lifting component 5 and the main shaft gear 7, a transmission component 8 is arranged between the upper mold base 2 and the lower mold base 3, when the upper mold base 2 moves upwards, the ratchet component 6 is driven to move through the transmission component 8, and the ratchet component 6 drives the main shaft gear 7 to rotate, and meanwhile, the detection lifting component 6 rotates; a limiting lifting mechanism 51 is arranged above the detection lifting assembly 5, and a cleaning push rod 61 is arranged above the ratchet assembly 6; when the upper die holder 2 moves upwards, the ratchet assembly 6 rotates and drives the cleaning push rod 61 to push upwards, and the detection lifting assembly 5 drives the limit lifting mechanism 51 to extend above the lower die holder 3.

Before use, firstly punching a position on the periphery of a motor rotor punching sheet to form a special-shaped notch, punching a hole in the middle of the motor rotor punching sheet, installing a required detection lifting assembly 5 and a required detection ratchet assembly 6 in an installation groove 31, and arranging a punch at the bottom of an upper die holder 2;

when the punching machine is used, a punched motor rotor punching sheet in the middle part is placed above the lower die holder 3 in an aligned manner, the upper die holder 2 moves towards the lower die holder 3 to drive the punch to perform punching on the circumference of the motor rotor punching sheet above the lower die holder 3, wherein when the upper die holder 2 descends, the transmission component 8 drives the ratchet component 6 to rotate, the ratchet component 6 drives the spindle gear 7 to rotate forwards by one grid (the forward rotation of one grid is the circumferential measurement of every two required punching distances of the motor rotor punching sheet), the motor rotor punching sheet rotates forwards by one grid along with the spindle gear 7, so that the next position to be punched is located under the punch arranged at the bottom of the upper die holder 2, the ratchet component 6 rotates and simultaneously detects the rotation of the lifting component 5, and the limiting lifting mechanism 51 extends out of the upper surface of the lower die holder 3 and extends into the last punched special-shaped notch, and the upper die holder 2 drives the bottom punch to punch before the motor rotor punching, and the limiting lifting mechanism 51 can stretch into the special-shaped notch well before the position to be detected to be in the correct position; after stamping of a special-shaped notch is completed, the upper die holder 2 moves upwards to drive the punch to be far away from the motor rotor punching sheet, the ratchet assembly 6 is driven to rotate through the transmission assembly 8 in the upward moving process of the upper die holder 2, the ratchet assembly 6 can not drive the spindle gear 7 to rotate in the upward moving process of the upper die holder 2 due to the arrangement of the ratchet assembly 6, only the detection lifting assembly 5 is driven to synchronously rotate, the limit lifting mechanism 51 is driven to descend and move out of the special-shaped notch of the motor rotor punching sheet when the detection lifting assembly 5 rotates, so that in the next stamping process of the upper die holder 2, the upper die holder 2 descends to drive the ratchet assembly 6 to dial the spindle gear 7 forwards for one step, and then the motor rotor punching sheet can forwards for one step, and the position needing to be stamped subsequently is transferred to the lower part of the punch; meanwhile, in the ascending process of the upper die holder 2, when the ratchet assembly 6 rotates, the cleaning push rod 61 in the ratchet assembly 6 extends upwards, and fragments punched at the punching position are ejected out for cleaning so as to be punched next time.

Further, the sliding guide assembly 4 comprises a guide post 41, the guide post 41 is arranged on the inner side of the upper surface of the lower die holder 3, a plurality of guide holes 21 are formed in the upper die holder 2, the guide post 41 corresponds to the guide holes 21, a hydraulic cylinder 22 is arranged above the upper die holder 2, and the upper die holder 2 is in sliding connection with the guide post 41 through the guide holes 21; the guide post 41 is matched with the guide hole 21, so that the upper die holder 2 moves stably when the hydraulic cylinder 22 drives the punch at the bottom of the upper die holder 2 to move.

Further, a punching support plate 32 is arranged above the mounting groove 31, the punching support plate 32 is flush with the upper surface of the lower die holder 3, a movable plate 33 is arranged on the side surface of the mounting groove 31, a mounting main shaft 34 is rotatably arranged in the middle of the punching support plate 32, a limiting shaft 35 is arranged on the periphery of the mounting main shaft 34, a main shaft square hole is formed in the bottom of the mounting main shaft 34, and the top of the main shaft gear 7 is mounted in the main shaft square hole; through the fly leaf 33 that the mounting groove 31 side was offered, when punching press to the motor rotor punching of different specifications, open fly leaf 33, install the ratchet subassembly 6 of different specifications and detect the part in the lifting unit 5 in the mounting groove 31, when installing the motor rotor punching, pass the installation main shaft 34 at first with motor rotor punching middle part, and the mounting hole on the motor rotor punching is to the spacing axle 35 of upper installation main shaft 34 week side, make the motor rotor punching can rotate along with the installation main shaft 34, spindle gear 7 rotates under the drive of ratchet subassembly 6, spindle gear 7 is connected with installation main shaft 34 through top and main shaft square hole, and then under the rotation of spindle gear 7, the motor rotor punching follows spindle gear 7 synchronous rotation.

Further, the detecting lifting assembly 5 further includes a lifting gear 52, the lifting gear 52 is mounted on the upper surface of the stamping support plate 32 through a suspension frame 53, the lifting gear 52 is rotationally connected with the suspension frame 53, and the lifting gear 52 is in transmission connection with the ratchet assembly 6; the lifting gear 52 is in transmission connection with the ratchet wheel assembly 6, and the lifting gear 52 is driven to rotate on the suspension frame 53 under the rotation of the ratchet wheel assembly 6.

Further, the limit lifting mechanism 51 includes a limit lifting screw 511, the limit lifting screw 511 is located above the lifting gear 52, a lifting slider 512 is screwed on the limit lifting screw 511, a limit lifting block 513 is disposed above one side of the lifting slider 512, the limit lifting block 513 is located inside the press support plate 32, and the limit lifting block 513 is horizontally moved relative to one end of the lifting slider 512; the limiting lifting screw rod 511 is arranged above the lifting gear 52, when the lifting gear 52 rotates, the limiting lifting screw rod 511 is driven to rotate, the lifting slide block 512 in threaded connection above the limiting lifting screw rod 511 is driven to move in the vertical direction of the limiting lifting screw rod 511, a track which limits the lifting slide block 512 to move only vertically is arranged on the side surface of the lifting slide block 512, so that the lifting slide block 512 can move up and down under the rotation of the limiting lifting screw rod 511, when the lifting slide block 512 moves up and down, the limiting lifting block 513 is driven to move synchronously, and then the limiting lifting block 513 can move inside the stamping support plate 32, wherein a compression spring is arranged between the bottom end of the limiting lifting block 513 and the lower surface of the stamping support plate 32 in the use process, when the lifting slide block 512 pushes the limiting lifting block 513 to move upwards, the compression spring is extruded out of the stamping support plate 32, and moves into a special-shaped notch which is completed by the motor rotor stamping piece, and as the limiting lifting block 513 is positioned in the special-shaped notch which is completed before, whether two motor positions which are close to each other can be directly detected when the next stamping is performed, and meanwhile, the rotor can also be prevented from shaking and stamping can be carried out; when the lifting slide block 512 moves downwards, the compressed spring stores energy, and the limiting lifting block 513 moves downwards under the action of the compressed spring in a compressed state and is far away from the motor rotor punching sheet, so that the motor rotor punching sheet can move forwards one lattice along with the spindle gear 7 to punch the next place.

Further, the ratchet assembly 6 comprises a ratchet gear 62, the ratchet gear 62 is arranged on the other side of the suspension frame 53, a driving gear 63 is arranged at the bottom of the ratchet gear 62, the driving gear 63 is meshed with the lifting gear 52, a ratchet 621 on the ratchet gear 62 is matched with the main shaft gear 7, a reset spring 64 is arranged on one side of the ratchet 621 on the ratchet gear 62, and the other end of the reset spring 64 is connected with the side wall of the ratchet gear 62; the ratchet gear 62 is arranged above the driving gear 63, when the driving gear 63 rotates, the ratchet gear 62 above the driving gear 63 is driven to rotate, when the upper die holder 2 ascends, the upper die holder 2 drives the driving gear 63 to rotate through the transmission component 8, the lifting gear 52 rotates while the driving gear 63 rotates, and when the driving gear 63 rotates by a moving angle, the ratchet gear 62 above the driving gear 63 drives the main shaft gear 7 to advance one lattice; that is, the lifting gear 52 drives the limit lifting screw 511 to rotate at the initial stage of the lifting of the upper die holder 2, so that the limit lifting block 513 moves downwards to contact the limit of the motor rotor punching sheet, and then the ratchet gear 62 above the driving gear 63 drives the spindle gear 7 to rotate, so that the motor rotor punching sheet can rotate along with the spindle gear 7.

Further, the cleaning push rod 61 is located above the ratchet gear 62, a punching hole 321 is formed in the punching support plate 32, the cleaning push rod 61 is located right below the punching hole 321, a cleaning lifting screw rod 611 is arranged between the cleaning push rod 61 and the ratchet gear 62, the bottom of the cleaning lifting screw rod 611 is fixedly connected with the ratchet gear 62, and the upper end of the cleaning lifting screw rod 611 is in threaded connection with the bottom of the cleaning push rod 61; through the punching press hole 321 that sets up on the punching press backup pad 32 cooperation upper die base 2 bottom punch head, carry out punching press processing to the week side of motor rotor punching, when the piece card that the punching press produced in punching press hole 321, in the ascending process of upper die base 2, upper die base 2 drives drive gear 63 through drive assembly 8 and rotates, drive gear 63 drives ratchet gear 62 and rotates, clearance lift lead screw 611 follows ratchet gear 62 and rotates together, and then clearance push rod 61 that clearance lift lead screw 611 top threaded connection can upwards move, and stretch into punching press hole 321 inside, release the piece card in punching press hole 321 inside, avoid influencing the punching press next time.

Further, the ratchet gear 62 is fixedly arranged coaxially with the driving gear 63, the bottom of the ratchet gear 62 is rotatably arranged with the suspension frame 53, and one side of the driving gear 63 is in transmission fit with the transmission assembly 8; the ratchet gear 62 is fixedly arranged coaxially with the driving gear 63, so that when the driving gear 63 rotates, the ratchet gear 62 rotates on the suspension frame 53 along with the driving gear 63.

Further, the transmission assembly 8 includes a transmission gear 81, a driving gear 82 and a driving toothed bar 83, the transmission gear 81 is fixedly connected with the driving gear 82 coaxially, a fixing bar 84 is rotatably provided between the transmission gear 81 and the driving gear 82, the fixing bar 84 is fixedly connected with the bottom of the stamping support plate 32, the transmission gear 81 is meshed with the driving gear 63, the driving gear 82 is meshed with the driving toothed bar 83, and one end of the driving toothed bar 83 is fixedly connected with the upper die holder 2; through the coaxial fixed connection of drive gear 81 and driving gear 82, in the upper die base 2 removal in-process, drive rack 83 drives driving gear 82 and rotates, and driving gear 82 drives drive gear 81 and rotates, and drive gear 81 drives drive gear 63 and rotates, and then makes ratchet subassembly 6 and detects lifting assembly 5 can rotate simultaneously.

Working principle: before use, firstly punching a position on the periphery of a motor rotor punching sheet to form a special-shaped notch, punching a hole in the middle of the motor rotor punching sheet, installing a required detection lifting assembly 5 and a required detection ratchet assembly 6 in an installation groove 31, and arranging a punch at the bottom of an upper die holder 2;

when the motor rotor punching sheet punching machine is used, punched holes in the middle of the motor rotor punching sheet are aligned and placed above the lower die holder 3, the movable plate 33 is arranged on the side face of the mounting groove 31, when the motor rotor punching sheets with different specifications are punched, the movable plate 33 is opened, the ratchet wheel assemblies 6 with different specifications and part parts in the detection lifting assembly 5 are mounted in the mounting groove 31, when the motor rotor punching sheet is mounted, the middle of the motor rotor punching sheet firstly penetrates through the mounting main shaft 34, the limiting shaft 35 on the periphery side of the mounting main shaft 34 is arranged on the mounting hole pair of the motor rotor punching sheet, so that the motor rotor punching sheet can rotate along with the mounting main shaft 34, the main shaft gear 7 rotates under the driving of the ratchet wheel assemblies 6, the main shaft gear 7 is connected with the mounting main shaft 34 through the top square hole of the main shaft, and then the motor rotor punching sheet synchronously rotates along with the main shaft gear 7 under the rotation of the main shaft gear 7;

the driving gear 81 is fixedly connected with the driving gear 82 in a coaxial way, and in the moving process of the upper die holder 2, the driving gear 82 is driven by the driving gear 83 to rotate, the driving gear 81 is driven by the driving gear 82 to rotate, the driving gear 63 is driven by the driving gear 81 to rotate, and then the ratchet assembly 6 and the detection lifting assembly 5 can rotate simultaneously;

the upper die holder 2 moves towards the lower die holder 3 to drive the punch to punch the periphery of the motor rotor punching sheet above the lower die holder 3, wherein when the upper die holder 2 descends, the ratchet assembly 6 is driven to rotate by the transmission assembly 8, the ratchet assembly 6 toggles the spindle gear 7 to rotate forwards by one grid (one grid forwards is the distance between every two motor rotor punching sheets required to be punched by the periphery), the motor rotor punching sheet rotates forwards by one grid along with the spindle gear 7, so that the next position requiring punching is located under the punch arranged at the bottom of the upper die holder 2, the lifting gear 52 is in transmission connection with the ratchet assembly 6, and the lifting gear 52 is driven to rotate on the suspension frame 53 under the rotation of the ratchet assembly 6;

the ratchet wheel assembly 6 rotates, the detection lifting assembly 5 rotates in a follow mode, the limit lifting mechanism 51 extends out of the upper surface of the lower die holder 3 and extends into the last punched special-shaped notch, and before the upper die holder 2 drives the bottom punch to punch a motor rotor punching sheet, the limit lifting mechanism 51 can fully extend into the last punched special-shaped notch to prove that the position to be punched is at a correct position;

in the above process, the limit lifting screw rod 511 is installed above the lifting gear 52, when the lifting gear 52 rotates, the limit lifting screw rod 511 is driven to rotate, the limit lifting screw rod 511 rotates and drives the lifting slide block 512 in threaded connection above the limit lifting screw rod 511 to move in the vertical direction of the limit lifting screw rod 511, wherein the side surface of the lifting slide block 512 is provided with a track which can limit the lifting slide block 512 to move only vertically, so that the lifting slide block 512 can move up and down under the rotation of the limit lifting screw rod 511, when the lifting slide block 512 moves up and down, the limit lifting block 513 is driven to move synchronously, and then the limit lifting block 513 can move inside the punching support plate 32, wherein a compression spring is arranged between the bottom end of the limit lifting block 513 and the lower surface of the punching support plate 32, when the lifting slide block 512 pushes the limit lifting block 513 to move up, the compression spring is extruded out of the punching support plate 32 and moves into a special-shaped notch which is completed by the motor rotor punching sheet, and as the limit lifting block is positioned in the special-shaped notch which is completed before, when the next punching is performed, whether two similar motor positions can be detected directly, and meanwhile, the rotor punching sheet can be prevented from being punched correctly; when the lifting slide block 512 moves downwards, the compression spring stores energy, and the limiting lifting block 513 moves downwards under the action of the compression spring in a compressed state and is far away from the motor rotor punching sheet, so that the motor rotor punching sheet can move forwards for one grid along with the spindle gear 7 and punch the next place;

after stamping of a special-shaped notch is completed, the upper die holder 2 moves upwards to drive the punch to be far away from the motor rotor punching sheet, the ratchet assembly 6 is driven to rotate through the transmission assembly 8 in the upward moving process of the upper die holder 2, the ratchet assembly 6 can not drive the spindle gear 7 to rotate in the upward moving process of the upper die holder 2 due to the arrangement of the ratchet assembly 6, only the detection lifting assembly 5 is driven to synchronously rotate, the limit lifting mechanism 51 is driven to descend and move out of the special-shaped notch of the motor rotor punching sheet when the detection lifting assembly 5 rotates, so that in the next stamping process of the upper die holder 2, the upper die holder 2 descends to drive the ratchet assembly 6 to dial the spindle gear 7 forwards for one step, and then the motor rotor punching sheet can forwards for one step, and the position needing to be stamped subsequently is transferred to the lower part of the punch;

in the process, the ratchet gear 62 is arranged above the driving gear 63, when the driving gear 63 rotates, the ratchet gear 62 above the driving gear 63 is driven to rotate, when the upper die holder 2 ascends, the upper die holder 2 drives the driving gear 63 to rotate through the transmission component 8, the lifting gear 52 rotates while the driving gear 63 rotates, and when the driving gear 63 rotates for a movement angle, the ratchet gear 62 above the driving gear 63 drives the main shaft gear 7 to advance forwards for one grid; namely, in the initial stage of the rising of the upper die holder 2, the lifting gear 52 drives the limiting lifting screw rod 511 to rotate, so that the limiting lifting block 513 moves downwards to contact the limitation of the motor rotor punching sheet, and then the ratchet gear 62 above the driving gear 63 drives the main shaft gear 7 to rotate, so that the motor rotor punching sheet can rotate along with the main shaft gear 7;

wherein, punching press hole 321 through seting up on the punching press backup pad 32 cooperates the drift of upper die base 2 bottom, carry out punching press processing to the periphery of motor rotor punching, when the piece card that the punching press produced in punching press hole 321, in the ascending process of upper die base 2, upper die base 2 passes through drive assembly 8 and drives drive gear 63 rotation, drive gear 63 drives ratchet gear 62 and rotates, clearance lift lead screw 611 rotates along with ratchet gear 62, and then clearance push rod 61 of clearance lift lead screw 611 top threaded connection can upwards move, and stretch into punching press hole 321 inside, release the piece card in punching press hole 321 inside, avoid influencing the punching press of next time.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a compound mould with multiple dysmorphism groove one shot forming, includes die carrier (1), die carrier (1) top is provided with upper die base (2), die carrier (1) bottom is provided with die holder (3), upper die base (2) are relative die holder (3) remove, its characterized in that: a sliding guide component (4) is arranged between the upper die holder (2) and the lower die holder (3), the lower die holder (3) comprises a detection lifting component (5), a ratchet component (6) and a main shaft gear (7), a mounting groove (31) is formed above the lower die holder (3), the main shaft gear (7) is positioned in the middle of the mounting groove (31), the detection lifting component (5) and the ratchet component (6) are positioned on the same side of the main shaft gear (7), the ratchet component (6) is respectively in transmission fit with the detection lifting component (5) and the main shaft gear (7), a transmission component (8) is arranged between the upper die holder (2) and the lower die holder (3), and when the upper die holder (2) moves upwards, the transmission component (8) drives the ratchet component (6) to move, and the ratchet component (6) drives the main shaft gear (7) to rotate;

a limiting lifting mechanism (51) is arranged above the detection lifting assembly (5), and a cleaning push rod (61) is arranged above the ratchet wheel assembly (6);

when the upper die holder (2) moves upwards, the ratchet assembly (6) rotates and drives the cleaning push rod (61) to push upwards, and the detection lifting assembly (5) drives the limit lifting mechanism (51) to extend to the upper part of the lower die holder (3).

2. A composite mold with multiple shaped grooves for one-step molding according to claim 1, wherein: the sliding guide assembly (4) comprises a guide pillar (41), the guide pillar (41) is arranged on the inner side of the upper surface of the lower die holder (3), a plurality of guide holes (21) are formed in the upper die holder (2), the guide pillar (41) corresponds to the guide holes (21), a hydraulic cylinder (22) is arranged above the upper die holder (2), and the upper die holder (2) is in sliding connection with the guide pillar (41) through the guide holes (21).

3. A composite mold with multiple shaped grooves for one-step molding according to claim 1, wherein: the utility model discloses a die set, including mounting groove (31), mounting groove (34), mounting groove (31) top is provided with punching press backup pad (32), punching press backup pad (32) with die holder (3) upper surface flushes, mounting groove (31) side is provided with fly leaf (33), punching press backup pad (32) middle part rotates and is provided with installation main shaft (34), installation main shaft (34) week side is provided with spacing axle (35), main shaft square hole has been seted up to installation main shaft (34) bottom, main shaft gear (7) top install in inside the main shaft square hole.

4. A composite mold having a plurality of shaped grooves formed in one piece as claimed in claim 3, wherein: the detecting lifting assembly (5) further comprises a lifting gear (52), the lifting gear (52) is mounted on the upper surface of the stamping supporting plate (32) through a suspension frame (53), the lifting gear (52) is rotationally connected with the suspension frame (53), and the lifting gear (52) is in transmission connection with the ratchet assembly (6).

5. The composite mold with multiple shaped grooves for one-step molding according to claim 4, wherein: spacing elevating system (51) are including spacing lift lead screw (511), spacing lift lead screw (511) are located lifting gear (52) top, threaded connection has lift slider (512) on spacing lift lead screw (511), lift slider (512) one side top is provided with spacing lifter block (513), spacing lifter block (513) are located inside punching press backup pad (32), spacing lifter block (513) are relative lift slider (512) one end horizontal migration sets up.

6. The composite mold with multiple shaped grooves for one-step molding according to claim 4, wherein: the ratchet assembly (6) comprises a ratchet gear (62), the ratchet gear (62) is arranged on the other side of the suspension frame (53), a driving gear (63) is arranged at the bottom of the ratchet gear (62), the driving gear (63) is meshed with the lifting gear (52), a ratchet (621) on the ratchet gear (62) is matched with the main shaft gear (7), a reset spring (64) is arranged on one side of the ratchet (621) on the ratchet gear (62), and the other end of the reset spring (64) is connected with the side wall of the ratchet gear (62).

7. The composite mold with multiple shaped grooves for one-step molding according to claim 6, wherein: the cleaning push rod (61) is located above the ratchet gear (62), a punching hole (321) is formed in the punching support plate (32), the cleaning push rod (61) is located right below the punching hole (321), a cleaning lifting screw rod (611) is arranged between the cleaning push rod (61) and the ratchet gear (62), the bottom of the cleaning lifting screw rod (611) is fixedly connected with the ratchet gear (62), and the upper end of the cleaning lifting screw rod (611) is in threaded connection with the bottom of the cleaning push rod (61).

8. The composite mold with multiple shaped grooves for one-step molding according to claim 7, wherein: the ratchet gear (62) and the driving gear (63) are coaxially and fixedly arranged, the bottom of the ratchet gear (62) and the suspended frame (53) are rotatably arranged, and one side of the driving gear (63) is in transmission fit with the transmission assembly (8).

9. The composite mold with multiple shaped grooves for one-step molding according to claim 8, wherein: the transmission assembly (8) comprises a transmission gear (81), a driving gear (82) and a driving toothed bar (83), wherein the transmission gear (81) is fixedly connected with the driving gear (82) coaxially, a fixing rod (84) is arranged between the transmission gear (81) and the driving gear (82) in a rotating mode, the fixing rod (84) is fixedly connected with the bottom of the stamping supporting plate (32), the transmission gear (81) is meshed with the driving gear (63), the driving gear (82) is meshed with the driving toothed bar (83), and one end of the driving toothed bar (83) is fixedly connected with the upper die holder (2).