CN221047038U - Stator and rotor stamping die - Google Patents

Abstract

The utility model provides a stator and rotor stamping die, and belongs to the technical field of die technology. It has solved the problem that current mould punching press is not satisfied with the user demand. The stator and rotor stamping die comprises a die body, wherein the die body comprises an upper die, a lower die, a guide rod and a positioning die, the positioning die comprises an upper annular plate and a lower annular plate, the upper annular plate and the lower annular plate are respectively connected with the upper die and the lower die through connecting units, limiting parts which are radially outwards protruded and used for limiting the position of a rotor are arranged on the inner peripheral walls of the upper annular plate and the lower annular plate, limiting units which are connected with the lower die and used for preventing the stator and the rotor from being scattered are arranged on the lower die, limiting units which are connected with the upper die and used for preventing the stator and the rotor from being scattered are also arranged on the upper die, and stamping units which are connected with the upper die and used for stator and rotor stamping forming are also arranged on the upper die. The utility model has the advantage of meeting the use requirement of batch stamping.

Description

Stator and rotor stamping die

Technical Field

The utility model belongs to the technical field of dies, and relates to a stator and rotor stamping die.

Background

The mould makes the blank become a tool with a workpiece of a specific shape and size under the action of external force. The method is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the molding processing of compression molding or injection molding of engineering plastics, rubber, ceramics and other products. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by using the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated and combined. And taking out the workpiece when the workpiece is separated, and injecting the blank into the die cavity for forming when the workpiece is closed. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and machining precision, and is one of important marks of the mechanical manufacturing level.

At present, the structure of a motor stator and a motor rotor is generally formed by superposing a plurality of thin sheets, so that stamping of the motor stator and the motor rotor is generally single-die and continuous dies, and in the actual use process, the two dies have the defects, such as low processing efficiency of the single-die and high cost, and the continuous dies are high in processing efficiency, but the processing accuracy is higher than that of the single-die, inconvenient to take out after die opening, easy to disperse, and meanwhile, the single-die is unqualified and easy to cause the integral disqualification of the lamination.

Disclosure of Invention

The present utility model has been made in view of the above problems occurring in the prior art, and an object of the present utility model is to provide a press die which improves processing efficiency and prevents scattering and is used for solving the above problems.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a decide rotor stamping die, includes the mould main part, and this mould main part comprises last mould, lower mould, guide bar and positioning die, its characterized in that, the positioning die constitute by last crown block and lower crown block, last crown block and lower crown block respectively the connecting unit be connected with last mould and lower mould respectively, all be provided with radial outside arch and be used for limiting the spacing portion of making the rotor position on the inner peripheral wall of going up crown block and lower crown block, the lower mould on be provided with rather than being connected and be used for preventing to decide the spacing unit that the rotor scattered, last mould on also be provided with rather than being connected and prevent to decide the spacing unit that the rotor scattered, last mould on still be provided with and be connected and be used for deciding the fashioned stamping unit of rotor.

In the stator and rotor stamping die, the lower die consists of a lower seat and a lower containing shell which is arranged on the lower seat and can contain corresponding limiting units, the upper die consists of an upper seat and an upper containing shell which is arranged on the upper seat and can contain corresponding limiting units, and the upper containing shell and the lower containing shell consist of a shell body which is arranged in a hollow mode and a connecting ring cover which is arranged on the shell body and connected with the shell body.

In the stator and rotor stamping die, the connecting unit is composed of a connecting block and a plurality of connecting rods, the connecting block is arranged in the corresponding upper accommodating shell or the corresponding lower accommodating shell and is connected with the corresponding upper accommodating shell or the corresponding lower accommodating shell in a sliding fit mode, mounting protrusions which are axially outwards protruded and are used for mounting the connecting rods are arranged on the side walls of the connecting block, movable grooves II which are used for extending the mounting protrusions and are convenient for mounting the connecting rods are formed in the side walls of the corresponding mounting protrusions of the upper accommodating shell and the lower accommodating shell, the other end of the connecting rod I is connected with the upper annular plate or the lower annular plate, a buffer unit with a buffer effect is arranged between the connecting block and the corresponding upper seat and the lower seat, the buffer unit is arranged in the corresponding lower accommodating shell and the upper accommodating shell, and the buffer unit is composed of a plurality of buffer springs I.

In the stator and rotor stamping die, the upper accommodating shell and the lower accommodating shell are also internally provided with limiting rings which are movably connected with the upper accommodating shell and the lower accommodating shell and are used for limiting the positions of the connecting blocks.

In the stator and rotor stamping die, the limiting unit is composed of an assembly ring, a second connecting rod and a plurality of folding blocks, the end face of the connecting block is provided with a through hole for the second connecting rod to slide and pass through, the assembly ring is arranged on the outer end face of the corresponding connecting block and is connected with the outer end face of the connecting block, the second connecting rod is arranged on the lower seat and is connected with the lower seat, the second connecting rod and the assembly ring are coaxially arranged, an installation gap for installing the folding blocks is formed between the second connecting rod and the assembly ring, a plurality of first folding blocks are arranged on the outer side wall of the second connecting rod along the circumferential direction of the second connecting rod, one end of the folding blocks stretches into an installation movable groove, a radial outward bulge is arranged on the inner circumferential wall of the assembly ring and is embedded in the folding blocks, the semicircular bulge is matched with the first movable groove to form a folding structure, the upper end part of the second connecting rod is provided with a locking cap which is connected with the lower seat and is used for limiting the movable position of the folding blocks, the locking cap can be connected with the connecting rod through a stud, and the second connecting rod is arranged on the end face of the corresponding semicircular groove along the circumferential direction of the second folding block, and the second folding block is provided with a plurality of corresponding semicircular grooves which are arranged on the connecting blocks, and are matched with the second semicircular grooves, and are matched with the semicircular grooves, and the corresponding semicircular grooves are arranged on the outer circumferential grooves, and the second folding blocks, and the upper ends of the connecting block are arranged on the connecting block.

In the stator and rotor stamping die, the stamping unit is composed of a plurality of stamping blocks, an assembly gap for mounting the stamping blocks is reserved between the assembly ring and the shell in the upper accommodating shell, a plurality of movable grooves III which are the same in number with the stamping blocks and are used for extending one end of the stamping blocks into the assembly are formed in the peripheral wall of the assembly ring, a limiting rod is arranged between the assembly ring and the stamping blocks, a step part matched with the stamping blocks is arranged in the connecting ring cover in the upper accommodating shell, and a plurality of movable grooves IV which are used for extending the stamping blocks are formed in the end face of the connecting ring cover in the upper accommodating shell.

Compared with the prior art, the stator and rotor stamping die has the following advantages:

1. The positioning die comprises an upper annular plate and a lower annular plate, the upper annular plate and the lower annular plate are respectively connected with the upper die and the lower die through connecting units respectively, limiting parts which are radially outwards protruded and used for limiting the position of a rotor are arranged on the inner peripheral walls of the upper annular plate and the lower annular plate, limiting units which are connected with the lower die and used for preventing the stator and the rotor from scattering are arranged on the lower die, limiting units which are connected with the upper die and used for preventing the stator and the rotor from scattering are also arranged on the upper die, and punching units which are connected with the upper die and used for stator and rotor punching forming are also arranged on the upper die.

Drawings

Fig. 1 is a schematic perspective view of a stator and rotor stamping die.

Fig. 2 is a schematic sectional view of the stator and rotor stamping die.

In the figure, 1, an upper ring plate; 2. a lower ring plate; 3. a limit part; 4. a lower seat; 5. a lower receiving case; 6. an upper seat; 7. an upper receiving case; 8. a connecting block; 9. a first connecting rod; 10. mounting the bulge; 11. a buffer spring I; 12. a limiting ring; 13. a mounting ring; 14. a second connecting rod; 15. folding the blocks; 16. a semicircular bulge; 17. a locking cap; 18. buffer spring II; 19. stamping blocks; 20. and a limit rod.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 and 2, the stator and rotor stamping die comprises a die body, wherein the die body consists of an upper die, a lower die, a guide rod and a positioning die, the upper die and the lower die are connected through the guide rod, the positioning die consists of an upper annular plate 1 and a lower annular plate 2, the upper annular plate 1 and the lower annular plate 2 are respectively connected with the upper die and the lower die through connecting units, the inner peripheral walls of the upper annular plate 1 and the lower annular plate 2 are respectively provided with a limiting part 3 which protrudes outwards in a radial direction and is used for limiting the position of a rotor, a plurality of notch grooves which are arranged at intervals along the circumferential direction of the limiting part 3 can be formed in the limiting part, the lower die is provided with limiting units which are connected with the lower die and are used for preventing the stator and the rotor from being scattered after the die is opened, the upper die is also provided with a limit unit which is connected with the upper die and prevents the stator and the rotor from being scattered after the die is opened, the upper die is also provided with a stamping unit which is connected with the upper die and is used for stamping and forming the stator and the rotor, the lower die consists of a lower seat 4 and a lower containing shell 5 which is arranged on the lower seat 4 and can contain the corresponding limit unit, the upper die consists of an upper seat 6 and an upper containing shell 7 which is arranged on the upper seat 6 and can contain the corresponding limit unit, the upper containing shell 7 and the lower containing shell 5 are respectively composed of a shell which is arranged in a hollow way and a connecting ring cover which is arranged on the shell and is connected with the shell, the end surfaces of the upper seat 6 and the lower seat 4 are respectively provided with a plurality of concave holes along the circumferential direction of the upper containing shell and the lower containing shell, the upper seat 6 and the lower seat 4 are provided with hanging rings at the concave holes, the hanging rings can change positions according to actual conditions so as to meet carrying requirements, the connecting unit consists of a connecting block 8 and a plurality of connecting rods I9, the connecting block 8 is arranged in the corresponding upper accommodating shell 7 or lower accommodating shell 5 and is connected with the corresponding upper accommodating shell in a sliding fit manner, the side wall of the connecting block 8 is provided with an installation protrusion 10 protruding outwards axially and provided with the connecting rods I9, the side walls of the upper accommodating shell 7 and the lower accommodating shell 5, which are positioned on the corresponding installation protrusions 10, are provided with a movable groove II for the installation protrusions 10 to extend out and facilitate the installation of the connecting rods I9, the other end of the connecting rods I9 is connected with the upper annular plate 1 or the lower annular plate 2, the connecting block 8 can move in the upper accommodating shell 7 and the lower accommodating shell 5 through the second movable groove so as to synchronously drive the upper annular plate 1 or the lower annular plate 2 to lift, a buffer unit which has a buffer function and can reset is arranged between the connecting block 8 and the corresponding upper seat 6 and the lower seat 4, the buffer unit is arranged in the corresponding lower accommodating shell 5 and the upper accommodating shell 7 and consists of a plurality of buffer springs I11, spring holes for the buffer springs I11 to extend into and be installed are formed on the end surfaces of the upper seat 6 and the lower seat 4 which are in contact with the buffer springs I11, a limiting part which axially protrudes outwards and extends into the buffer springs I11 is arranged on the end surfaces of the connecting block 8 which are in contact with the buffer springs I11, the upper accommodation shell 7 and the lower accommodation shell 5 are also internally provided with a limiting ring 12 which is movably connected with the upper accommodation shell and is used for limiting the position of the connecting block 8, the descending height of the connecting block 8 can be adjusted through the limiting ring 12, each limiting unit consists of an assembly ring 13, a connecting rod II 14 and a plurality of furling blocks 15, the end surface of the connecting block 8 is provided with a through hole for the connecting rod II 14 to slide through for installation, the assembly ring 13 is arranged on the outer end surface of the corresponding connecting block 8 and is connected with the corresponding connecting block, the connecting rod II 14 is arranged on the lower seat 4 and is connected with the lower seat, the connecting rod II 14 and the assembly ring 13 are coaxially arranged, an installation gap for installing the furling blocks 15 is formed between the connecting rod II 14 and the assembly ring 13, the outer side wall of the second connecting rod 14 is provided with a plurality of semicircular bulges 16 which are arranged along the circumferential direction of the second connecting rod and are embedded into the first movable groove 15 and are matched with the first movable groove to form an opening and closing structure, the upper end part of the second connecting rod 14 is provided with a locking cap 17 which is connected with the second connecting rod and is used for limiting the movable position of the second movable groove 15, the locking cap 17 can be connected with the second connecting rod 14 through a stud, the end face of the connecting block 8, which is positioned at the installation gap, is provided with a plurality of buffer springs II 18 which are arranged along the circumferential direction of the second connecting rod 14 and are matched with the corresponding closing blocks 15, the number of the buffer springs II 18 is the same as that of the folding blocks 15, a plurality of semicircular grooves matched with the semicircular bulges 16 are formed on the peripheral wall of the folding blocks 15, when the folding blocks 15 extend and retract through the semicircular bulges 16 and the connecting block 8, the folding structure can be matched with the locking cap 17 to open or fold, the folding structure after opening and closing can be in contact with the stator and rotor, the stamping unit consists of a plurality of stamping blocks 19, a plurality of annular assembly gaps for the stamping blocks 19 to be installed are reserved between the assembly ring 13 positioned in the upper accommodating shell 7 and the shell positioned in the upper accommodating shell 7, a plurality of movable grooves III which are the same in number as the stamping blocks 19 and are used for the one end of the stamping blocks 19 to extend into the assembly are formed on the peripheral wall of the assembly ring 13, a limiting rod 20 is arranged between the assembly ring 13 and the stamping block 19, a stamping structure is formed by the cooperation of the limiting rod 20 and the assembly ring 13, the stamping block 19 is limited at the position on the assembly ring 13 by the limiting rod 20, meanwhile, the stamping block 19 is convenient to move, a ring groove which is convenient for the installation and the movement of the limiting rod 20 is arranged on the assembly ring 13, a step part matched with the stamping block 19 is arranged in a connecting ring cover in the upper accommodating shell 7, a plurality of moving grooves IV for the stamping block 19 to stretch out are arranged on the end surface of the connecting ring cover in the upper accommodating shell 7, the stamping block 19 stretches out of the upper accommodating shell 7 by the moving grooves IV, and when the connecting block 8 positioned in the upper accommodating shell 7 is lifted, the stamping structure is also opened or closed along with the folding structure.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms such as the upper ring plate 1, the lower ring plate 2, the stopper 3, the lower seat 4, the lower housing case 5, the upper seat 6, the upper housing case 7, the connection block 8, the connection rod one 9, the mounting boss 10, the buffer spring one 11, the stopper ring 12, the fitting ring 13, the connection rod two 14, the drawing-in block 15, the semicircular boss 16, the locking cap 17, the buffer spring two 18, the punching block 19, the stopper rod 20 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (6)

1. The utility model provides a decide rotor stamping die, includes the mould main part, and this mould main part comprises last mould, lower mould, guide bar and positioning die, its characterized in that, the positioning die constitute by last crown block (1) and lower crown block (2), last crown block (1) and lower crown block (2) respectively the connecting unit be connected with last mould and lower mould respectively, all be provided with radial outside arch and be used for limiting the spacing portion (3) of making the rotor position on the inner peripheral wall of last crown block (1) and lower crown block (2), the lower mould on be provided with rather than being connected and be used for preventing to decide the spacing unit that the rotor dispersed, last mould on also be provided with rather than being connected and prevent to decide the spacing unit that the rotor dispersed, last mould on still be provided with and be connected and be used for deciding rotor stamping forming's punching press unit.

2. The stator and rotor stamping die according to claim 1, wherein the lower die consists of a lower seat (4) and a lower accommodating shell (5) which is arranged on the lower seat (4) and can accommodate a corresponding limiting unit, the upper die consists of an upper seat (6) and an upper accommodating shell (7) which is arranged on the upper seat (6) and can accommodate a corresponding limiting unit, and the upper accommodating shell (7) and the lower accommodating shell (5) consist of a hollow shell and a connecting ring cover which is arranged on the shell and is connected with the shell.

3. The stator and rotor stamping die according to claim 2, wherein the connecting unit is composed of a connecting block (8) and a plurality of first connecting rods (9), the connecting block (8) is arranged in the upper accommodating shell (7) or the lower accommodating shell (5) and is connected with the upper accommodating shell in a sliding fit manner, mounting protrusions (10) protruding outwards axially and being used for mounting the first connecting rods (9) are arranged on the side walls of the connecting block (8), movable grooves two which are used for extending the mounting protrusions (10) and are convenient for mounting the first connecting rods (9) are formed in the side walls of the upper accommodating shell (7) and the lower accommodating shell (5) and are positioned on the corresponding mounting protrusions (10), the other end of the first connecting rods (9) is connected with the upper annular plate (1) or the lower annular plate (2), buffer units with buffer effects are arranged between the connecting block (8) and the corresponding upper seat (6) and the lower seat (4), and the buffer units are arranged in the corresponding lower accommodating shell (5) and the upper accommodating shell (7) and are composed of a plurality of buffer springs (11).

4. A stator and rotor stamping die according to claim 3, characterized in that the upper accommodating shell (7) and the lower accommodating shell (5) are also provided with a limiting ring (12) which is movably connected with the upper accommodating shell and is used for limiting the position of the connecting block (8).

5. The stator and rotor stamping die according to claim 4, wherein the limiting units are composed of an assembly ring (13), a second connecting rod (14) and a plurality of gathering blocks (15), the end faces of the connecting blocks (8) are provided with through holes for the second connecting rod (14) to slide through, the assembly ring (13) is arranged on the outer end face of the corresponding connecting block (8) and is connected with the corresponding connecting block, the second connecting rod (14) is arranged on the lower seat (4) and is connected with the lower seat, the second connecting rod (14) and the assembly ring (13) are coaxially arranged, a mounting gap for installing the gathering blocks (15) is formed between the second connecting rod (14) and the assembly ring (13), the outer side wall of the second connecting rod (14) is provided with a plurality of mounting holes for enabling one end of the gathering blocks (15) to extend into a first mounting movable groove, the inner peripheral wall of the assembly ring (13) is provided with radial outward bulges and embedded in the gathering blocks (15), the first connecting rod (14) and the second connecting rod (14) are connected with the movable cap (17) through the movable cap (17), the connecting block (8) is provided with a plurality of buffer springs II (18) which are arranged along the circumferential direction of the connecting rod II (14) and are matched with corresponding folding blocks (15) on the end face of the mounting gap, and a plurality of semicircular grooves matched with semicircular bulges (16) are formed in the peripheral wall of the folding blocks (15).

6. The stator and rotor stamping die according to claim 5, wherein the stamping unit is composed of a plurality of stamping blocks (19), an assembly gap for mounting the stamping blocks (19) is reserved between the assembly ring (13) and a shell in the upper accommodating shell (7), a plurality of movable grooves III which are the same in number as the stamping blocks (19) and are used for extending one end of the stamping blocks (19) into the assembly ring are formed in the peripheral wall of the assembly ring (13), a limiting rod (20) is arranged between the assembly ring (13) and the stamping blocks (19), a step part matched with the stamping blocks (19) is arranged in a connecting ring cover in the upper accommodating shell (7), and a plurality of movable grooves IV for extending the stamping blocks (19) are formed in the end face of the connecting ring cover in the upper accommodating shell (7).