CN220754589U

CN220754589U - Pneumatic skew of micromotor rotor is folded and is riveted into axle frock

Info

Publication number: CN220754589U
Application number: CN202321823465.8U
Authority: CN
Inventors: 周峰; 陈守状
Original assignee: Ningbo Yinli Electromechanical Co ltd
Current assignee: Ningbo Yinli Electromechanical Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-04-09
Anticipated expiration: 2033-07-11

Abstract

The utility model relates to the technical field of micro-motor rotor machining and discloses a pneumatic skew stacking riveting shaft-entering tool for a micro-motor rotor. The utility model optimizes the original tooling structure, is convenient for quickly assembling and connecting the rotor shaft and the rotor lamination, eliminates the sawtooth phenomenon when the rotor lamination is twisted into the groove, improves the production quality of the rotor, has accurate positioning, ensures that the shaft is not scratched, greatly improves the qualification rate, has simple and convenient operation, reduces the manufacturing cost, reduces the labor intensity of workers, improves the production efficiency, and is convenient for taking out the finished rotor after the press riveting is finished, thereby improving the operation convenience.

Description

Pneumatic skew of micromotor rotor is folded and is riveted into axle frock

Technical Field

The utility model relates to the technical field of micro-motor rotor machining, in particular to a pneumatic skew stacking riveting shaft-entering tool for a micro-motor rotor.

Background

Micro-motors, collectively referred to as "micro-motors", refer to motors having diameters less than 160mm or rated powers less than 750 mW. Micro-motors are commonly used in control systems or driven mechanical loads to enable detection of electromechanical signals or energy; analyzing and calculating; amplifying; executing or converting functions, etc. The motor rotor is a rotating part in the motor and is an important component structure of the micro motor.

In the process of processing and producing the micro motor rotor, special tooling equipment is needed to be used for assembling and connecting the rotor shaft and the rotor lamination, when the tooling in the prior art is used, the twisting groove can generate a sawtooth phenomenon, the positioning is inaccurate, the shaft is easy to scratch, the dynamic balance is large, the waste is large, the qualification rate is low, the labor intensity of workers is high, and the finished rotor is inconvenient to take out after the press riveting is finished.

Disclosure of Invention

The utility model aims to solve the problems that when the tooling in the prior art mentioned in the background art is used, the torsion groove is in sawtooth phenomenon, inaccurate in positioning, easy to scratch, large in dynamic balance, large in waste, low in qualification rate, high in labor intensity of workers and inconvenient to take out a finished rotor after press riveting is finished.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the pneumatic skew of micromotor rotor is folded and is riveted into axle frock, which comprises a base, the base up end left side inlays and is equipped with the bottom plate, the bottom plate upside is provided with the turn round sword mechanism, the base terminal surface has set firmly down the die carrier, lower die carrier upside is provided with riveting mechanism, lower die carrier up end left side has set firmly feed mechanism.

Preferably, the torsion knife mechanism comprises a moving block and a torsion knife cylinder, wherein the moving block is fixedly arranged on a bottom plate, the left end of the moving block is provided with the torsion knife cylinder, a torsion knife connecting rod is arranged in the moving block, the left end of the torsion knife connecting rod is connected with the torsion knife cylinder, and the right end of the torsion knife connecting rod is provided with a torsion knife.

Preferably, a lamination groove is formed in the right end face of the moving block, and the inner wall of the lamination groove is of an arc-shaped structure.

Preferably, a torsion groove is formed in the left side of the lamination groove, the torsion groove is communicated with the lamination groove, and the position of the torsion groove corresponds to the position of the torsion knife.

Preferably, a movable handle is arranged on the left side of the upper end face of the movable block.

Preferably, the feeding mechanism comprises fixing plates, the fixing plates are provided with two groups and are respectively arranged on the front side and the rear side of the upper end face of the lower die carrier, the upper sides of the fixing plates are provided with lamination discharging plates, the bottom faces of the lamination discharging plates are arranged on the connecting blocks and are fixedly connected with the fixing plates, and guide rods are vertically embedded in the lamination discharging plates.

Preferably, the riveting mechanism comprises an upper template, the upper template is arranged on the right upper side of the lower die frame, a riveting rod vertically penetrates through the upper template, a fixed block is sleeved on the outer side of the riveting rod, guide sleeves are respectively penetrated and arranged on the left side and the right side of the inner portion of the upper template, a supporting rod is arranged in the guide sleeve, and the lower end of the supporting rod is fixedly connected with the base.

Preferably, a positioning block is fixedly arranged on the right side of the upper end face of the lower die frame, and an angle alignment cylinder is assembled on the right end face of the positioning block.

Preferably, the discharging mechanism comprises a positioning table, the positioning table is vertically embedded in the base, a positioning groove is formed in the upper end face of the positioning table, a push rod is fixedly arranged on the lower side of the positioning table, a rotatable roller is embedded in the lower end face of the push rod, a push plate is arranged on the lower side of the push rod, a chute with the left side high and the right side low is formed in the push plate, the lower end of the push rod extends into the chute, a fixing frame with an L-shaped structure is arranged on the lower side of the push plate, the left upper end face of the fixing frame is fixedly connected with the bottom surface of the base, a discharging cylinder is embedded in the left end face of the fixing frame, and the output end of the discharging cylinder is fixedly connected with the left end of the push plate.

Preferably, the bottom of the push plate is provided with a limiting slide plate, a limiting slide groove is formed in the lower surface of the fixing frame, and the limiting slide plate is clamped into the limiting slide groove.

By adopting the technical scheme, the utility model has the beneficial effects that:

the utility model optimizes the original tooling structure, is convenient for quickly assembling and connecting the rotor shaft and the rotor lamination, eliminates the sawtooth phenomenon when the rotor lamination is twisted into the groove, improves the production quality of the rotor, has accurate positioning, ensures that the shaft is not scratched, greatly improves the qualification rate, has simple and convenient operation, reduces the manufacturing cost, reduces the labor intensity of workers, improves the production efficiency, and is convenient for taking out the finished rotor after the press riveting is finished, thereby improving the operation convenience.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of another angle structure of the present utility model;

FIG. 3 is a right side view of the present utility model;

FIG. 4 is a schematic view of a torque mechanism according to the present utility model;

FIG. 5 is a schematic diagram of the structure of the discharging mechanism in the utility model;

figure 6 is a cross-sectional view of a push plate in accordance with the present utility model.

In the figure: 1. a torque knife mechanism; 11. a torque tool cylinder; 12. a moving block; 13. a torsion knife connecting rod; 14. twisting the cutter; 15. twisting grooves; 16. lamination grooves; 2. a bottom plate; 3. a base; 4. a feed mechanism; 41. a material guide rod; 42. lamination discharging plates; 43. a connecting block; 44. a fixing plate; 5. a lower die frame; 6. a riveting mechanism; 61. an upper template; 62. pressing a riveting rod; 63. a fixed block; 64. a guide sleeve; 65. a support rod; 7. moving the handle; 8. a positioning block; 9. an angle alignment cylinder; 10. a discharging mechanism; 101. a positioning table; 102. a fixing frame; 103. limiting sliding grooves; 104. a push plate; 105. a discharging cylinder; 106. a chute; 107. a positioning groove; 108. a push rod; 109. a roller; 1010. and a limit sliding plate.

Detailed Description

The present utility model is described in further detail below with reference to the accompanying drawings.

The following description is presented to enable one of ordinary skill in the art to practice the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. indicate orientations or positions based on the orientation or positional relationship shown in the drawings, which are merely for convenience in describing the present simplified description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus the above terms are not to be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a pneumatic skew of micromotor rotor is folded and is riveted into axle frock, including base 3, base 3 up end left side inlays and is equipped with bottom plate 2, and bottom plate 2 upside is provided with and turns round sword mechanism 1, and base 3 terminal surface has set firmly down die carrier 5, and lower die carrier 5 upside is provided with riveting mechanism 6, and lower die carrier 5 up end left side has set firmly feed mechanism 4, and this design has solved among the prior art frock when using, and the sawtooth phenomenon can appear in the torsion groove, and the location is inaccurate, and the axle is scratched easily, and dynamic balance is big, and extravagant big, and the qualification rate is low, workman intensity of labour is big problem.

The torsion knife mechanism 1 comprises a moving block 12 and a torsion knife cylinder 11, wherein the moving block 12 is fixedly arranged on a bottom plate 2, the left end of the moving block 12 is provided with the torsion knife cylinder 11, a torsion knife connecting rod 13 is arranged in the moving block 12, the left end of the torsion knife connecting rod 13 is connected with the torsion knife cylinder 11, and the right end of the torsion knife connecting rod 13 is provided with a torsion knife 14. Lamination groove 16 has been seted up to movable block 12 right-hand member face inside, and lamination groove 16 inner wall is the arc structure, is convenient for carry out lamination processing to the rotor lamination through the lamination groove 16 that sets up, makes the rotor lamination stack.

The twisting groove 15 is formed in the left side of the lamination groove 16, the twisting groove 15 is communicated with the lamination groove 16, the position of the twisting groove 15 corresponds to the position of the twisting knife 14, and enough space is provided for the movement of the twisting knife 14 through the twisting groove 15, so that the movement of the twisting knife 14 is not influenced.

The left side of the upper end surface of the moving block 12 is provided with a moving handle 7, and the moving block 12 is convenient to move by the arranged hand.

The feeding mechanism 4 comprises a fixed plate 44, the fixed plate 44 is provided with two groups of fixed plates and is respectively arranged on the front side and the rear side of the upper end face of the lower die frame 5, the upper side of the fixed plate 44 is provided with a lamination discharging plate 42, the bottom face of the lamination discharging plate 42 is arranged on a connecting block 43 and is fixedly connected with the fixed plate 44, a guide rod 41 is vertically embedded in the lamination discharging plate 42, rotor lamination can be guided through the set guide rod 41, and rotor lamination can be conveniently discharged.

The riveting mechanism 6 comprises an upper template 61, the upper template 61 is arranged on the right upper side of the lower die frame 5, a riveting rod 62 is vertically arranged inside the upper template 61 in a penetrating mode, a fixed block 63 is sleeved outside the riveting rod 62, guide sleeves 64 are arranged on the left side and the right side inside the upper template 61 in a penetrating mode, supporting rods 65 are arranged inside the guide sleeves 64, the lower ends of the supporting rods 65 are fixedly connected with the base 3, riveting fixing treatment is conveniently conducted on a rotor shaft from the upper side, the rotor shaft is conveniently pressed into a rotor lamination, and the rotor shaft is connected with the rotor lamination in a riveting mode.

The right side of the upper end face of the lower die frame 5 is fixedly provided with a positioning block 8, the right end face of the positioning block 8 is provided with an angle alignment cylinder 9, and the positioning block 8 is used for positioning the rotor lamination.

The discharging mechanism 10 comprises a positioning table 101, the positioning table 101 is vertically embedded in the bottom of the base 3, a positioning groove 107 is formed in the upper end face of the positioning table 101, a push rod 108 is fixedly arranged on the lower side of the positioning table 101, a rotatable roller 109 is embedded in the lower end face of the push rod 108, a push plate 104 is arranged on the lower side of the push rod 108, a chute 106 with a high left side and a low right side is formed in the push plate 104, the lower end of the push rod 108 extends into the chute 106, a fixing frame 102 with an L-shaped structure is arranged on the lower side of the push plate 104, the left upper end face of the fixing frame 102 is fixedly connected with the bottom of the base 3, a discharging cylinder 105 is embedded in the left end face of the fixing frame 102, the output end of the discharging cylinder 105 is fixedly connected with the left end of the push plate 104, and the finished rotor is conveniently ejected after a stacking riveting shaft is completed through the arranged discharging mechanism 10, and the finished rotor is conveniently taken out.

The push plate 104 bottom is provided with spacing slide 1010, and spacing spout 103 has been seted up to mount 102 lower surface inside, and spacing slide 1010 card goes into spacing spout 103, has played spacing effect to the horizontal migration of push plate 104 through spacing slide 1010 and spacing spout 103 that set up, prevents that push plate 104 from producing the skew at the removal in-process.

As an embodiment of the present utility model: when the movable handle 7 moves backwards, the lamination in the guide rod 41 automatically falls into the lamination groove 16 in the movable block 12 by gravity, then the hand-push twisting knife mechanism 1 moves forwards to the positioning block 8, the rotor lamination falls into the positioning groove 107 in the positioning table 101, then the rotor lamination in the lamination groove 16 is twisted to a fixed angle through the twisting knife 14, meanwhile, the angle alignment cylinder 9 on the positioning block 8 stretches out to drive the positioning block 8 to position the rotor lamination, the rotor shaft is placed into the laminated lamination hole, the upper template 61 falls down, the shaft is pressed into the lamination through the riveting rod 62 and is at a fixed height, the lamination is completed, then the push plate 104 is driven to move to the right through the discharging cylinder 105, the push rod 108 is gradually jacked upwards through the chute 106 in the push plate 104, the positioning table 101 moves upwards, and a finished rotor after lamination is moved upwards by one end distance, so that the riveted rotor is conveniently and manually riveted.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims

1. The utility model provides a pneumatic skew of micromotor rotor is folded and is riveted into axle frock, includes base (3), its characterized in that: the novel riveting die is characterized in that a bottom plate (2) is embedded in the left side of the upper end face of the base (3), a twisting mechanism (1) is arranged on the upper side of the bottom plate (2), a lower die frame (5) is fixedly arranged on the end face of the base (3), a riveting mechanism (6) is arranged on the upper side of the lower die frame (5), a feeding mechanism (4) is fixedly arranged on the left side of the upper end face of the lower die frame (5), and a discharging mechanism (10) is arranged on the lower side of the base (3).

2. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 1, wherein: the torsion knife mechanism (1) comprises a moving block (12) and a torsion knife cylinder (11), wherein the moving block (12) is fixedly arranged on a bottom plate (2), the torsion knife cylinder (11) is arranged at the left end of the moving block (12), a torsion knife connecting rod (13) is arranged inside the moving block (12), the left end of the torsion knife connecting rod (13) is connected with the torsion knife cylinder (11), and a torsion knife (14) is arranged at the right end of the torsion knife connecting rod (13).

3. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 2, wherein: lamination grooves (16) are formed in the right end face of the moving block (12), and the inner walls of the lamination grooves (16) are arc-shaped.

4. The micro-machine rotor pneumatic skew stacking riveting-in shaft tool according to claim 3, wherein: the left side of the lamination groove (16) is provided with a torsion groove (15), the torsion groove (15) is communicated with the lamination groove (16), and the position of the torsion groove (15) corresponds to the position of the torsion knife (14).

5. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 2, wherein: the left side of the upper end surface of the moving block (12) is provided with a moving handle (7).

6. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 1, wherein: the feeding mechanism (4) comprises fixing plates (44), the fixing plates (44) are provided with two groups and are respectively arranged on the front side and the rear side of the upper end face of the lower die frame (5), laminated discharging plates (42) are arranged on the upper sides of the fixing plates (44), the bottom surfaces of the laminated discharging plates (42) are arranged on connecting blocks (43) and are fixedly connected with the fixing plates (44), and guide rods (41) are vertically embedded in the laminated discharging plates (42).

7. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 1, wherein: the riveting mechanism (6) comprises an upper template (61), the upper template (61) is arranged on the right upper side of the lower die frame (5), a riveting rod (62) is vertically arranged inside the upper template (61) in a penetrating mode, a fixed block (63) is sleeved outside the riveting rod (62), guide sleeves (64) are arranged on the left side and the right side of the inner portion of the upper template (61) in a penetrating mode, supporting rods (65) are arranged inside the guide sleeves (64), and the lower ends of the supporting rods (65) are fixedly connected with the base (3).

8. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 1, wherein: the right side of the upper end face of the lower die frame (5) is fixedly provided with a positioning block (8), and the right end face of the positioning block (8) is provided with an angle alignment cylinder (9).

9. The micro-motor rotor pneumatic skew stacking riveting-in shaft tool according to claim 1, wherein: the discharging mechanism (10) comprises a positioning table (101), the positioning table (101) is vertically embedded in the base (3), a positioning groove (107) is formed in the upper end face of the positioning table (101), a push rod (108) is fixedly arranged on the lower side of the positioning table (101), rotatable rollers (109) are embedded in the lower end face of the push rod (108), a push plate (104) is arranged on the lower side of the push rod (108), a chute (106) with the left side high and the right side low is formed in the push plate (104), the lower end of the push rod (108) extends into the chute (106), a fixing frame (102) with an L-shaped structure is arranged on the lower side of the push plate (104), the left side upper end face of the fixing frame (102) is fixedly connected with the bottom face of the base (3), a discharging cylinder (105) is embedded in the left end face of the fixing frame (102), and the output end of the discharging cylinder (105) is fixedly connected with the left end of the push plate (104).

10. The micro-machine rotor pneumatic skew stacking riveting-in shaft tool according to claim 9, wherein: the bottom of the push plate (104) is provided with a limiting slide plate (1010), a limiting slide groove (103) is formed in the lower surface of the fixing frame (102), and the limiting slide plate (1010) is clamped into the limiting slide groove (103).