CN203617851U

CN203617851U - Feeding mechanism of wave washers

Info

Publication number: CN203617851U
Application number: CN201320739608.7U
Authority: CN
Inventors: 陆卫
Original assignee: Hefei Kaibang Motor Co Ltd
Current assignee: Hefei Kaibang Motor Co Ltd
Priority date: 2013-11-20
Filing date: 2013-11-20
Publication date: 2014-05-28
Anticipated expiration: 2023-11-20

Abstract

The utility model relates to the field of motor assembling, particularly to a feeding mechanism of wave washers. The feeding mechanism of the wave washers comprises a supporting unit used for lifting the wave washers upwards and a storing unit used for storing the wave washers in a coaxially superposed manner, the storing unit is provided with a cavity used for accommodating the wave washers, the center of the cavity is provided with a locating shaft, the outer diameter size of the locating shaft coincides with the inner bore size of the wave washers, a plurality of wave washers sleeve the locating shaft in the coaxially superposed manner, an inner wall of the cavity limits peripheral walls of the wave washers, and the supporting unit lifts the wave washers upwards gradually, thereby realizing continuous feeding, the structure is relatively simple, and the work efficiency is high.

Description

The feeding machanism of wave washer

Technical field

The utility model relates to motor assembling field, the particularly feeding machanism of wave washer.

Background technology

Wave washer is one of parts of motor, and because bearing exists end-play, when motor operation, rotor can be subject to an axial electromagnetic force, very easily cause axial vibrations and noise, in order to overcome this problem, wave washer is installed in motor, apply precompression to bearing.What motor was used conventionally is three crest shape packing rings, and the cross section of this packing ring is to be arranged and formed by three crests and three trough intervals.The mode of conventional mounting wave washer is all that artificial hand taking and placing enter in motor upper cover, but because the thickness of wave washer is only 0.2mm left and right, its inside and outside circle wall thickness is only 3.2mm left and right, and between wave washer, scribble antirust oil, be very easy to occur the coherent phenomenon of multiple corrugated gaskets, so manual difficulty of taking is very large, very easily put more, will cause like this product quality problem, cause rate of finished products low, when Repair of Unqualified Products, need a large amount of manpower and materials, operating efficiency is very low.For this addresses this problem, need in a hurry the discharging device of automatic releasing wave washer, because the shape and structure of wave washer is more special, store very difficultly, this becomes a large obstacle of realizing automatic discharging.

Summary of the invention

The purpose of this utility model is to provide a kind of simple in structure, the feeding machanism of the stable wave washer of feed.

For achieving the above object, the utility model has adopted following technical scheme: a kind of feeding machanism of wave washer, comprise holder for upwards promoting wave washer support unit and store the storing unit of wave washer for Coaxial Superimposed, on described storing unit, be provided with the cavity for holding wave washer, the center of cavity is provided with locating shaft, and the interior hole dimension of the outside dimension of locating shaft and wave washer coincide.

Owing to adopting above technical scheme, multiple wave washer Coaxial Superimposeds are set on locating shaft, and cavity inner wall carries out spacing to the periphery wall of wave washer, holder support unit progressively upwards promotes wave washer, realize continuous feeding, this structure is comparatively simple, and operating efficiency is high.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the structural representation of tray;

Fig. 4 is the structural representation of fixed head;

Fig. 5 is the structural representation of connecting plate and lifting pawl.

Embodiment

As Fig. 1, a kind of feeding machanism of wave washer, comprise for the holder support unit 30 of lifting wave washer 20 upwards and store the storing unit 10 of wave washer 20 for Coaxial Superimposed, on described storing unit 10, be provided with the storage area 11 for holding wave washer 20, the center of storage area 11 is provided with locating shaft 13, and the interior hole dimension of the outside dimension of locating shaft 13 and wave washer 20 coincide.Wave washer 20 is placed in storage area 11, and its axis is vertically arranged, locating shaft 13 is through the mesopore of wave washer 20, wherein wave washer 20 along locating shaft 13 landings to storage area 11, this locating shaft 13 not only can determine that wave washer 20 axial location are also to play guide effect, facilitate wave washer 20 to be assembled in storage area 11, also can guarantee the attitude of wave washer 20 in storage area 11 simultaneously.The inwall of storage area 11 carries out spacing to the periphery wall of wave washer, locating shaft 13 and storage area 11 dual spacing, define more reliably the attitude of wave washer 20 in storage area 11, so that follow-up automatic discharge mechanism completes automatic material taking action, holder support unit 30 progressively upwards promotes wave washer 20, guarantee to be positioned at the wave washer 20 topmost upper end open of close storage area 11 all the time, be convenient to automatic discharge mechanism and draw wave washer 20, realize continuous feeding, this structure is comparatively simple, and operating efficiency is high.

Described storing unit 10 also comprises at least two parallel backstays 12 that are built up in locating shaft 13 sides, locating shaft 13 above holder support unit 30 and the region between backstay 12 form the storage area 11 that coaxially stacks wave washer 20, wave washer 20 is clamped between backstay 12, effectively prevent that wave washer 20 from rotating, realize and go the reliably spacing of wave washer 20 periphery walls.

As Fig. 1, the upper end side of described storage area 11 is provided with Fibre Optical Sensor 50, if Fibre Optical Sensor 50 gathers wave washer 20 vacancy signals and is delivered to control unit, the action of control unit control driving mechanism, driving mechanism drives upwards lifting wave washer 20 of holder support unit 30.Wave washer 20 vacancy signals refer to that Fibre Optical Sensor 50 does not collect wave washer 20 signals, it is too far away apart from storage area 11 upper end open that the signal instruction that Fibre Optical Sensor 50 does not collect wave washer 20 is positioned at wave washer topmost, can promptly and accurately be adsorbed onto wave washer 20 in order to ensure automatic discharge mechanism, holder support unit 30 upwards promotes wave washer 20, thereby guarantees continuously Automatic-feeding.

Described holder support unit 30 comprises the tray 31 and the electric cylinder 32 of lifting that are set on locating shaft 13, and tray 31 is placed in the bottom of storage area 11 and forms and be slidably matched with locating shaft 13.Tray 31 is the equal of the base of wave washer 20, and wave washer 20 is all positioned at the top of tray 31, promotes electric cylinder 32 and drives tray 31 upwards movable along locating shaft 13, realizes automatic lifting wave washer.

As shown in Figure 2, described storing unit 10 is made up of three backstays 12, and three backstays 12 are distributed in same circle ring area centered by locating shaft 13.Angle between adjacent two backstays 12 is 120 °, three backstays 12 enclose the storage area 11 of sub-circular, and three backstays 12 are resisted against respectively the corresponding position of wave washer 20, three backstays 12 are positioned on same circle with the contact point of wave washer 20, such as the side against trough simultaneously, also can be simultaneously against the side of crest.The position of three backstays 12 strike with automatic discharge mechanism on three vacuum holding nozzle positions be staggeredly arranged, can not interfere.

As Fig. 1, described tray 31 and promote between electric cylinder 32 and be provided with connecting plate 33, promotes electric cylinder 32 and is positioned at storing unit 10 sides, the electric cylinder 32 of the affixed lifting in one end of connecting plate 33, and the gap of the other end through backstay 12 overhangs to the below of tray 31.Connecting plate 33 passes gap between backstay 12, can not interfere with backstay 12 stability of assurance mechanism at connecting plate 33 in the process moving.

As Fig. 3, the upper surface shape of described tray 31 is consistent with the cross sectional shape of wave washer 20.Also just say that the lower surface of wave washer 20 and the upper surface of tray 31 fit completely, because the size of wave washer 20 is less, in order to guarantee that vacuum slot can accurately pick up wave washer, must guarantee that wave washer 20 is very accurate in 11Nei position, storage area, the setting of tray 31 just, in order to guarantee wave washer 20 stability in lifting process, is further guaranteed the accuracy of wave washer 20 in position.

Described lifting electricity cylinder 32 is fixed on support 60; Described backstay 12 and the lower end of locating shaft 13 are all fixed on base 61, backstay 12 upper ends are all through fixed head 62, described fixed head 62 is fixed on support 60, fixed head 62 is provided with the second cavity 621 being communicated with storage area 11, this second cavity 621 coincide with the size of storage area 11, and the upper end of locating shaft 13 is placed in the second cavity 621.As shown in Figure 4, fixed head 62 is provided with three and corresponds respectively to the circular port of backstay 12 and be communicated with these three circular port centre bores, and these three circular ports link up into the second cavity 621 with centre bore.As shown in Figure 1, the upper end of three backstays 12 and locating shaft 13 plate 32 that is fixed is fixing, and lower end is fixed by base 61, it is hereby ensured that beat can not occur for backstay 12 and locating shaft 13.

As shown in Figure 5, described connecting plate 33 is provided with 331, two lifting pawls 331 of two lifting pawls near one end of material storage mechanism 10 and overhangs to the below of tray 31 from the gap of same backstay 20 both sides respectively.Described lifting pawl 331 is step-like, its step surface 331a holder bracketing piece 31.Its step surface 331a holder bracketing piece 31.The bottom surface of tray 31 is seated on the step surface 331a of lifting pawl 331, and the sidewall of tray 31 is resisted against on the step wall 331b of lifting pawl 331, and two corresponding lifting pawls 331 steadily upwards promote tray 31 reliably, further improve the stability of mechanism.

Claims

1. the feeding machanism of a wave washer, it is characterized in that: comprise for the holder support unit (30) of lifting wave washer (20) upwards and store the storing unit (10) of wave washer (20) for Coaxial Superimposed, on described storing unit (10), be provided with the storage area (11) for holding wave washer (20), the center of storage area (11) is provided with locating shaft (13), and the interior hole dimension of the outside dimension of locating shaft (13) and wave washer (20) coincide.

2. the feeding machanism of wave washer according to claim 1, it is characterized in that: described storing unit (10) also comprises at least two parallel backstays (12) that are built up in locating shaft (13) side, the region being positioned between locating shaft (13) and the backstay (12) that holds in the palm top, support unit (30) forms the storage area (11) that coaxially stacks wave washer (20).

3. the feeding machanism of wave washer according to claim 1, it is characterized in that: the upper end side of described storage area (11) is provided with Fibre Optical Sensor (50), if Fibre Optical Sensor (50) gathers wave washer (20) vacancy signal and is delivered to control unit, the action of control unit control driving mechanism, driving mechanism drives upwards lifting wave washer (20) of holder support unit (30).

4. the feeding machanism of wave washer according to claim 2, it is characterized in that: described holder support unit (30) comprises the tray (31) and the electric cylinder of lifting (32) that are set on locating shaft (13), tray (31) is placed in the bottom of storage area (11) and forms and be slidably matched with locating shaft (13).

5. the feeding machanism of wave washer according to claim 2, is characterized in that: described storing unit (10) is made up of three backstays (12), and three backstays (12) are distributed in same circle ring area centered by locating shaft (13).

6. the feeding machanism of wave washer according to claim 4, it is characterized in that: between described tray (31) and the electric cylinder of lifting (32), be provided with connecting plate (33), promote electric cylinder (32) and be positioned at storing unit (10) side, the electric cylinder of the affixed lifting in one end (32) of connecting plate (33), the gap of the other end through backstay (12) overhangs to the below of tray (31).

7. the feeding machanism of wave washer according to claim 4, is characterized in that: the upper surface shape of described tray (31) is consistent with the cross sectional shape of wave washer (20).

8. the feeding machanism of wave washer according to claim 4, is characterized in that: described lifting electricity cylinder (32) is fixed on support (60); Described backstay (12) and the lower end of locating shaft (13) are all fixed on base (61), backstay (12) upper end is all through fixed head (62), described fixed head (62) is fixed on support (60), fixed head (62) is provided with the second cavity (621) being communicated with storage area (11), this second cavity (621) coincide with the size of storage area (11), and the upper end of locating shaft (13) is placed in the second cavity (621).

9. the feeding machanism of wave washer according to claim 6, it is characterized in that: described connecting plate (33) is provided with two lifting pawls (331) near one end of material storage mechanism (10), and two lifting pawls (331) overhang to the below of tray (31) from the gap of same backstay (20) both sides respectively.

10. the feeding machanism of wave washer according to claim 8, is characterized in that: described lifting pawl (331) is step-like, its step surface (331a) holder bracketing piece (31).