CN115122087A - Automatic kludge of motor element - Google Patents

Abstract

The invention relates to an automatic motor part assembling machine which comprises a belt pulley feeding mechanism, a bearing entering mechanism, a small shaft entering mechanism and a fixing frame entering mechanism, wherein the belt pulley feeding mechanism comprises a belt pulley vibration disc, a first material channel and a second material channel, a belt pulley on the first material channel is lifted to the second material channel through a lifting and distributing assembly, a first station, a second station and a third station are sequentially arranged on the second material channel, the first station, the second station and the third station are respectively connected with the bearing entering mechanism, the small shaft entering mechanism and the fixing frame entering mechanism, a bearing is assembled on the belt pulley by the bearing entering mechanism at the first station, a small shaft is assembled on a belt pulley and bearing assembly by the small shaft entering mechanism at the second station, and a fixing frame is assembled on a belt pulley, a bearing and small shaft assembly by the fixing frame entering mechanism at the third station. The fixing frame, the small shaft and the belt pulley adopt the vibration disc to distribute and feed materials, and the bearing adopts the turntable and the bearing material barrel to distribute and feed materials, so that the full-automatic assembly operation is realized, and the production efficiency is high.

Description

Automatic kludge of motor element

Technical Field

The invention relates to the technical field of motor assembly, in particular to an automatic motor part assembling machine.

Background

In the production process of the motor, a belt pulley in transmission connection with a motor driving wheel needs to be installed on a fixing frame through a small shaft and a bearing, wherein the bearing is installed in the belt pulley, one end of the small shaft is inserted into a shaft hole of the bearing, the other end of the small shaft is inserted into the fixing frame, and in the assembling process of the belt pulley, the bearing, the small shaft and the fixing frame, the belt pulley, the bearing and the small shaft are all in a regular shape and are coaxially installed, so that the belt pulley is ensured to be stable and important in the installation process, the shape of the fixing frame is irregular, and in the process of being pressed on the small shaft, the fixing frame is easy to incline, so that the assembling quality is influenced. Therefore, it is necessary to design a fully automatic assembling machine for quickly assembling the pulley, the bearing, the small shaft and the fixing frame.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides an automatic assembling machine for motor parts.

In order to realize the purpose, the technical scheme provided by the invention is as follows: an automatic motor part assembling machine comprises a belt pulley feeding mechanism, a bearing feeding mechanism, a small shaft feeding mechanism and a fixed frame feeding mechanism, wherein the belt pulley feeding mechanism comprises a belt pulley vibration disc, a first material channel and a second material channel which are sequentially arranged, the first material channel and the second material channel have certain height difference, a lifting and distributing assembly is arranged between the first material channel and the second material channel, a belt pulley on the first material channel is lifted to the second material channel through the lifting and distributing assembly, a first station, a second station and a third station are sequentially arranged on the second material channel, a positioning device for clamping and positioning the belt pulley and a stepping feeding device are arranged on the second material channel, and the stepping feeding device moves the belt pulley on the second material channel in a stepping mode to drive the belt pulley to sequentially pass through the first station, the second station and the third station; the first station, the second station and the third station are respectively connected with a bearing mechanism, a small shaft entering mechanism and a fixing frame entering mechanism, the bearing entering mechanism assembles a bearing on the belt pulley at the first station, the small shaft entering mechanism assembles a small shaft on the belt pulley and bearing assembly at the second station, and the fixing frame entering mechanism assembles a fixing frame on the belt pulley, the bearing and the small shaft assembly at the third station.

In the technical scheme, the lifting and distributing assembly comprises a lifting cylinder and a lifting plate, the lifting plate is lifted and lowered back and forth between a first material channel and a second material channel through the lifting cylinder, the lifting plate is provided with a material groove clamped with a belt pulley, when the lifting plate is at the lowest point, the material groove is flush with the first material channel, and when the lifting plate is at the highest point, the material groove is flush with the second material channel; the outer side wall, close to the second material channel, of the material lifting plate is provided with an outer step, the end face of the second material channel is provided with a limiting step, and when the material lifting plate is at the highest point, the outer step abuts against the limiting step.

In the technical scheme, the positioning device comprises a side positioning assembly and a lower positioning assembly, the side positioning assemblies are arranged at a first station, a second station and a third station of the second material channel respectively, the side positioning assemblies comprise a material clamp and a side spring, the material clamp is rotatably arranged on the inner side wall of the second material channel through a shaft pin, the side spring is arranged between the material clamp and the inner side wall of the second material channel, and the material clamp provides clamping force for clamping the belt pulley; lower locating component includes reference column, sliding pad, location cylinder, the second material is said and is provided with the mounting hole respectively at second station and third station, the reference column is inserted and is established in the mounting hole, the reference column cover is equipped with reset spring, the sliding pad is connected and is set up in second material way below through even board and location cylinder drive, the sliding pad end is provided with and is connected the inclined plane with the reference column lower extreme, the inclined plane promotion of reference column accessible sliding pad inserts in the belt pulley on the second material way.

In the technical scheme, the stepping feeding device comprises an advancing and retreating cylinder, a moving seat, a material moving cylinder, a guide rail and shifting forks, wherein the shifting forks are provided with concave positions contacted with belt pulleys, a plurality of shifting forks are arranged on the guide rail at intervals and fixed on the moving seat through sliding blocks matched with the guide rail, the moving seat is in transmission connection with the driving ends of the advancing and retreating cylinder, the material moving cylinder is arranged on the moving seat, the guide rail is in transmission connection with the driving ends of the material moving cylinder, the material moving cylinder drives the guide rail and the shifting forks to move relative to the moving seat, the advancing and retreating cylinder drives the moving seat and the guide rail to move, and the driving direction of the advancing and retreating cylinder is perpendicular to the driving direction of the material moving cylinder.

In the above technical solution, the bearing inserting mechanism includes a bearing seat device and a bearing pressing device disposed on one side of the bearing seat device, the bearing pressing device is located on the first station, the bearing pressing device includes a bearing pressing cylinder and a bearing pressing head, and the bearing pressing cylinder drives the bearing pressing head to press the bearing on the first station into the belt pulley; the bearing frame device comprises a bearing frame bottom plate, a rotary table, bearing material barrels, a bearing material pushing plate and a pressing cylinder, wherein the rotary table is rotatably arranged on the bearing frame bottom plate, at least two bearing material barrels are arranged on the rotary table, the bearing material pushing plate moves between a material separating port below the rotary table and a bearing pressing head of the pressing bearing device, the rotary table drives the at least two bearing material barrels to be switched at the material separating port, and a bearing in the bearing material barrel is pressed into the material separating port through the pressing cylinder and is pushed to a first station through the bearing material pushing plate.

In the technical scheme, the small shaft entering mechanism comprises a small shaft feeding device and a small shaft pressing device, the small shaft pressing device is located at the second station and comprises a small shaft pressing cylinder and a small shaft pressing head, the small shaft pressing cylinder drives the small shaft pressing head to press the small shaft on the second station into the belt pulley and bearing assembly, the small shaft feeding device comprises a small shaft vibrating disc, a shaft clamp, a small shaft pushing cylinder, a small shaft seat and a cover plate, the small shaft vibrating disc conveys the small shaft to the small shaft seat and is clamped by the shaft clamp, and the small shaft pushing cylinder drives the shaft clamp to move back and forth between the small shaft seat and the second station along a guide groove between the small shaft seat and the cover plate.

In the above technical solution, the fixing frame inserting mechanism includes a pressing fixing frame device and a fixing frame delivering device, the pressing fixing frame device is located at the third station, the pressing fixing frame device includes a middle rotating base, a pressing rod, a material taking needle, a pressing fixing frame air cylinder and a supporting plate, the middle rotating base is provided with a feed opening, the supporting plate is movably arranged on the middle rotating base and inserted into the feed opening, the supporting plate opens and closes the feed opening through a material supporting air cylinder, the fixing frame delivering device includes a fixing frame vibration disc and a fixing frame material channel, the fixing frame vibration disc conveys the fixing frame to the supporting plate at the feed opening through the fixing frame material channel, the pressing fixing frame air cylinder is arranged above the supporting plate in a lifting manner through the pressing rod and presses the fixing frame at the feed opening into the assembly of the belt pulley, the bearing and the small shaft, the material taking needle is coaxially arranged in the pressing rod, the material taking needle is pneumatically arranged in the lifting manner through the pressing rod, so that the material taking needle is positioned on the fixing frame on the supporting plate.

In the technical scheme, the device further comprises a discharging assembly, the discharging assembly comprises a discharging slide way, a material distributing plate, a defective product box and a sorting cylinder, the discharging slide way is arranged at the tail end of the second material channel, a sorting port is formed in the middle of the discharging slide way, the material distributing plate is rotatably arranged at the sorting port through the sorting cylinder, and the defective product box is arranged below the discharging slide way and located below the sorting port.

In the technical scheme, the device further comprises a rack, the belt pulley feeding mechanism, the bearing mechanism, the small shaft mechanism and the fixing frame mechanism are arranged on the rack, the rack is provided with a support, the bearing cylinder, the small shaft cylinder and the fixing frame cylinder are fixed on the support, and the second material channel is arranged below the support in a penetrating mode.

The invention has the advantages that the structure is reasonable, the design is novel, the practicability is strong, the fixing frame, the small shaft and the belt pulley adopt the vibration disc for distributing and feeding, the bearing adopts the turntable and the bearing material barrel for distributing and feeding, the bearing, the small shaft and the fixing frame are sequentially pressed on the belt pulley at the first station, the second station and the third station on the second material channel respectively, the full-automatic assembly operation is realized, and the production efficiency is high.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural view of a belt pulley feeding mechanism.

FIG. 3 is a schematic view of the structure of the uplift distribution assembly and the positioning device.

Fig. 4 is a schematic structural view of the lower positioning assembly.

Fig. 5 is a schematic structural view of the step feeding device.

Fig. 6 is a schematic structural view of the bearing mechanism.

Fig. 7 is a schematic plan view of the bearing housing device.

Fig. 8 is a schematic structural view of the small shaft entering mechanism.

Fig. 9 is a schematic view of the structure of the shaft clamp.

Fig. 10 is a schematic structural view of the anchor mechanism.

Fig. 11 is a schematic structural view of the fixing frame pressing device.

Fig. 12 is a schematic structural view of the strut.

FIG. 13 is a schematic structural view of the take-off assembly.

FIG. 14 is a schematic view of an assembly structure of a pulley, a bearing, a small shaft and a fixing frame.

In the figure: 1. a belt pulley feeding mechanism; 11. a belt pulley vibration disc; 12. a first material channel; 13. a second material channel; 14. a first station; 15. a second station; 16. a third station; 17. a limiting step; 18. mounting holes;

2. lifting the material distribution assembly; 21. a lifting cylinder; 22. a material lifting plate; 23. a trough; 24. an outer step;

3. a positioning device; 31. a side positioning assembly; 32. material clamping; 33. a side spring; 34. a shaft pin; 35. a lower positioning assembly; 36. a positioning column; 37. a slide pad; 371. a bevel; 38. positioning the air cylinder; 39. a return spring;

4. a step-by-step feeding device; 41. an advancing and retreating cylinder; 42. a movable seat; 43. a material moving cylinder; 44. a guide rail; 45. a shifting fork; 46. a concave position; 47. a slider; 48. an L-shaped fixed block;

5. a bearing entering mechanism; 51. a pressure bearing device; 52. a bearing pressing cylinder; 53. a bearing press head; 54. a bearing housing means; 55. a bearing block base plate; 56. a turntable; 561. a pawl slide block; 562. teeth; 563. a pawl; 57. a bearing cartridge; 58. a bearing pusher plate; 581. a material distributing port; 582. a splint; 583. a pressure spring; 584. a first nip; 59. pressing down the air cylinder;

6. a small shaft entering mechanism; 61. a small shaft pressing device; 62. pressing a small shaft cylinder; 63. a small-axis pressure head; 64. a small shaft feeding device; 65. a small shaft vibration disc; 66. a shaft clamp; 661. a guide groove; 662. a first clamping block; 663. a second clamp block; 664. a tension spring; 665. a second nip; 67. pushing a small shaft cylinder; 68. a small shaft seat; 69. a cover plate;

7. a fixing frame mechanism is arranged; 71. a fixed frame conveying device; 72. a fixed frame vibration disc; 73. a fixed frame material channel; 74. pressing the fixing frame device; 75. a middle transposable; 751. a material supporting cylinder; 76. a pressure lever; 77. a material taking needle; 78. pressing a fixed frame cylinder; 79. a support plate; 701. a feeding port; 702. positioning a groove; 703. avoiding holes; 704. a baffle plate; 705. sliding the chamber; 706. a material taking part; 707. a piston portion; 708. a seal ring; 709. taking a material spring;

8. a discharge assembly; 81. a discharge chute; 82. a material distributing plate; 83. a defective box; 84. a sorting cylinder; 85. a sorting port;

9. a frame; 91. A support; 92. an electronic ruler; 93. a guide sleeve seat;

101. a belt pulley; 102. a bearing; 103. a small shaft; 104. a fixing frame.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described and illustrated with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments provided by the present invention, belong to the protection scope of the present invention. Moreover, it should be appreciated that such a development effort might be complex and tedious, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without departing from the scope of this disclosure.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one of ordinary skill in the art that the described embodiments of the present invention can be combined with other embodiments without conflict.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of describing the invention (including a reference to the context of the specification and claims) are not to be construed to be limiting. The present invention relates to the terms "comprises," "comprising," "includes," "including," "has," "having" and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in the description of the invention are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as used herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The terms "first," "second," "third," and the like in reference to the present invention are used merely to distinguish between similar objects and not necessarily to represent a particular ordering for the objects.

As shown in fig. 1 to 14, an automatic motor component assembling machine includes a belt pulley feeding mechanism 1, a bearing feeding mechanism 5, a small shaft feeding mechanism 6, and a fixing frame feeding mechanism 7, where the belt pulley feeding mechanism 1 includes a belt pulley vibration disc 11, a first material channel 12, and a second material channel 13, which are sequentially disposed, the first material channel 12 and the second material channel 13 have a certain height difference, a lifting and distributing assembly 2 is disposed between the first material channel 12 and the second material channel 13, a belt pulley 101 on the first material channel 12 is lifted to the second material channel 13 by the lifting and distributing assembly 2, the second material channel 13 is sequentially disposed with a first station 14, a second station 15, and a third station 16, the second material channel 13 is disposed with a positioning device 3 and a step feeding device 4 for clamping and positioning the belt pulley 101, and the step feeding device 4 moves the belt pulley 101 on the second material channel 13 in a step-by step manner to drive the belt pulley 101 to sequentially pass through the first station 14, the second station 15, and the step feeding device 4, A second station 15 and a third station 16; the first station 14, the second station 15 and the third station 16 are respectively connected with the bearing mechanism 5, the small shaft entering mechanism 6 and the fixing frame entering mechanism 7, the bearing 102 is assembled on the belt pulley 101 in the first station 14 by the bearing entering mechanism 5, the small shaft 103 is assembled on the assembly of the belt pulley 101 and the bearing 102 in the second station 15 by the small shaft entering mechanism 6, and the fixing frame 104 is assembled on the assembly of the belt pulley 101, the bearing 102 and the small shaft 103 in the third station 16 by the fixing frame entering mechanism 7.

As shown in fig. 2-3, the lifting and distributing assembly 2 includes a lifting cylinder 21 and a lifting plate 22, the lifting plate 22 is lifted and lowered back and forth between the first material channel 12 and the second material channel 13 by the lifting cylinder 21, the lifting plate 22 is provided with a trough 23 which is clamped with the belt pulley 101, when the lifting plate 22 is at the lowest point, the trough 23 is flush with the first material channel 12, and when the lifting plate 22 is at the highest point, the trough 23 is flush with the second material channel 13; an outer step 24 is arranged on the outer side wall, close to the second material channel 13, of the material lifting plate 22, a limiting step 17 is arranged on the end face of the second material channel 13, and when the material lifting plate 22 is at the highest point, the outer step 24 abuts against the limiting step 17. The pulley vibration disc 11 transmits the pulley 101 to the first material channel 12 in a vibration mode, the pulley 101 gradually moves to the material lifting plate 22 along the first material channel 12, when the material lifting plate 22 is at the lowest point, the foremost pulley 101 on the first material channel 12 can be pushed onto the material lifting plate 22 by the rear pulley 101, then the material lifting plate 22 is lifted to the height of the second material channel 13 through the lifting cylinder 21, and is moved to the second material channel 13 through the stepping feeding device 4 on the second material channel 13, and therefore lifting of the pulley 101 between the first material channel 12 and the second material channel 13 is completed.

As shown in fig. 3-4, the positioning device 3 includes a side positioning assembly 31 and a lower positioning assembly 35, the side positioning assembly 31 is disposed at each of the first station 14, the second station 15 and the third station 16 of the second material channel 13, the side positioning assembly 31 includes a material clamp 32 and a side spring 33, the material clamp 32 is rotatably disposed on an inner side wall of the second material channel 13 through a shaft pin 34, the side spring 33 is disposed between the material clamp 32 and the inner side wall of the second material channel 13, and the material clamp 32 provides a clamping force for clamping the pulley 101; lower locating component 35 includes reference column 36, sliding pad 37, location cylinder 38, second material way 13 is provided with mounting hole 18 respectively at second station 15 and third station 16, reference column 36 inserts and establishes in mounting hole 18, reference column 36 overlaps and is equipped with reset spring 39, sliding pad 37 is connected and sets up in second material way 13 below through linking board and location cylinder 38 drive, sliding pad 37 end is provided with and is connected inclined plane 371 with reference column 36 lower extreme, reference column 36 accessible sliding pad 37's inclined plane 371 promotes to insert in the belt pulley 101 on second material way 13.

Under the moving of the step feeding device 4, the belt pulleys 101 on the second material channel 13 move one, two, three and one position respectively from the material lifting plate 22 to the first station 14, from the first station 14 to the second station 15, from the second station 15 to the third station 16 and from the third station 16 to the material discharging, the belt pulleys 101 move on the second material channel 13 in a step mode, and simultaneously the poking force of the step feeding device 4 is larger than the clamping force of the material clamp 32. When the belt pulley 101 is assembled at the first station, the second station and the third station, the stepping feeding device 4 does not act to ensure that the belt pulley 101 is kept stable, the belt pulley 101 is positioned on the second material channel 13 through the material clamp 32 of the side positioning component 31, the assembly process of the belt pulley 101, the bearing 102, the small shaft 103 and the fixing frame 104 is ensured not to move, the press-fitting process of the bearing 102, the small shaft 103 and the fixing frame 104 is ensured to be stable through the lower positioning component 35, the belt pulley 101 and the bearing 102 are fixed, and the press-fitting precision and quality are improved.

As shown in fig. 5, the stepping feeding device 4 is disposed in parallel on one side of the second material channel 13, the stepping feeding device 4 includes an advance and retreat cylinder 41, a moving seat 42, a material moving cylinder 43, a guide rail 44, and a shift fork 45, the shift fork 45 is provided with a concave 46 contacting with the belt pulley 101, six shift forks 45 are disposed on the guide rail 44 at intervals, a slider 47 matching with the guide rail 44 is fixed on the moving seat 42, the moving seat 42 is in transmission connection with a driving end of the advance and retreat cylinder 41, the material moving cylinder 43 is mounted on the moving seat 42 through an L-shaped fixing block 48, the guide rail 44 is in transmission connection with the driving end of the material moving cylinder 43, the material moving cylinder 43 drives the guide rail 44 and the shift fork 45 to move relative to the moving seat 42, the advance and retreat cylinder 41 drives the moving seat 42 and the guide rail 44 to move, and the driving direction of the advance and retreat cylinder 41 is perpendicular to the driving direction of the material moving cylinder 43.

The specific action process of the stepping feeding device 4 is that, when the belt pulley 101 on the second material channel 13 needs to be shifted, the advancing and retreating cylinder 41 drives the moving seat 42 to move towards the second material channel 13, so that the concave position 46 of the shifting fork 45 is in contact with the belt pulley 101, then the material shifting cylinder 43 pushes the guide rail 44 to move a position in the direction away from the first material channel 12, so that the shifting fork 45 shifts the belt pulley 101 to move a position, then the advancing and retreating cylinder 41 drives the moving seat 42 to move back, the material shifting cylinder 43 drives the guide rail 44 to move back, and the movement of a position of the belt pulley 101 is completed.

As shown in fig. 6-7, the bearing-in mechanism 5 includes a bearing seat device 54, a press bearing device 51 disposed on one side of the bearing seat device 54, the press bearing device 51 is located on the first station 14, the press bearing device 51 includes a press bearing cylinder 52, a bearing ram 53, the press bearing cylinder 52 drives the bearing ram 53 to press the bearing 102 on the first station 14 into the pulley 101; the bearing seat device 54 comprises a bearing seat bottom plate 55, a rotating disc 56, bearing cartridges 57, a bearing pusher plate 58 and a down-pressure cylinder 59, wherein the rotating disc 56 is rotatably arranged on the bearing seat bottom plate 55, ten bearing cartridges 57 are arranged on the rotating disc 56, the bearing pusher plate 58 moves between a material distribution port 581 below the rotating disc 56 and a bearing press head 53 pressing the bearing device 51, the rotating disc 56 drives the ten bearing cartridges 57 to be switched at the material distribution port 581, and bearings 102 in the bearing cartridges 57 are pressed into the material distribution port 581 through the down-pressure cylinder 59 and are pushed to the first station 14 through the bearing pusher plate 58. The bearing material pushing plate 58 is provided with a clamping plate 582, a first clamping opening 584 providing clamping force through a pressure spring 583 is formed between the bearing material pushing plate 58 and the clamping plate 582, and the bearing 102 at the material separating opening 581 is clamped through the first clamping opening 584.

The bearing seat device 54 rotates the rotating disc 56 by adopting a mode that the air cylinder of the push rotating disc 56 drives the pawl slide 561 and the pawl 563 to act on the teeth 562 on the rotating disc 56, the air cylinder of the push rotating disc 56 can drive the rotating disc 56 to rotate one bearing material cylinder 57 position by one-time action, and the rotating disc 56 can rapidly rotate in place. After the bearing cylinder 57 is rotated to the position, the bearing 102 in the bearing cylinder 57 is pressed into the material separating port 581 by the pressing cylinder 59 to be clamped by the bearing pushing plate 58, and then conveyed to the lower part of the bearing press head 53 of the first station 14, and the pressing bearing cylinder 52 drives the bearing press head 53 to press and install the bearing 102 coaxially in the belt pulley 101 clamped by the material clamp 32 on the first station 14.

The plurality of bearing material cylinders 57 can be switched in a rotating mode through the rotating disc 56, so that the bearings 102 can be continuously loaded, the bearings 102 are placed in the bearing material cylinders 57 in a stacked mode, the probability that the bearings 102 are polluted by dust is reduced, and the bearings 102 are guaranteed to be clean.

As shown in fig. 8-9, the small shaft loading mechanism 6 includes a small shaft feeding device 64 and a small shaft pressing device 61, the small shaft pressing device 61 is located at the second station 15, the small shaft pressing device 61 includes a small shaft pressing cylinder 62 and a small shaft pressing head 63, the small shaft pressing cylinder 62 drives the small shaft pressing head 63 to press the small shaft 103 on the second station 15 into the combination of the belt pulley 101 and the bearing 102, the small shaft feeding device 64 includes a small shaft vibrating disk 65, a shaft clamp 66, a small shaft pushing cylinder 67, a small shaft seat 68 and a cover plate 69, the small shaft vibrating disk 65 conveys the small shaft 103 to the small shaft seat 68 and is clamped by the shaft clamp 66, and the small shaft pushing cylinder 67 drives the shaft clamp 66 to reciprocate between the small shaft seat 68 and the second station 15 along a guide groove between the small shaft seat 68 and the cover plate 69. The small shaft vibrating disc 65 conveys the small shaft 103 to the small shaft seat 68 through vibration, the shaft clamp 66 comprises a first clamping block 662, a second clamping block 663 and a tension spring 664, a second clamping opening 665 which provides clamping force through the tension spring 664 is formed between the first clamping block 662 and the second clamping block 663, the small shaft 103 conveyed to the small shaft seat 68 is clamped through the second clamping opening 665, then the small shaft air cylinder 67 is pushed to push the shaft clamp 66 to move the small shaft 103 to be below the small shaft pressure head 63 on the second station 15, and the small shaft air cylinder 62 is pressed to press the small shaft 103 to be arranged in the bearing 102 on the second station 15.

As shown in fig. 10-12, the fixing frame inserting mechanism 7 includes a fixing frame pressing device 74 and a fixing frame delivering device 71, the fixing frame pressing device 74 is located at the third station 16, the fixing frame pressing device 74 includes a middle rotating base 75, a pressing rod 76, a material taking needle 77, a fixing frame pressing cylinder 78, a supporting plate 79, the middle rotating base 75 is provided with a material discharging port 701, the supporting plate 79 is movably disposed on the middle rotating base 75 and is inserted into the material discharging port 701, the supporting plate 79 opens and closes the material discharging port 701 through the material supporting cylinder 751, the fixing frame delivering device 71 includes a fixing frame vibrating disc 72 and a fixing frame material passage 73, the fixing frame vibrating disc 72 delivers the fixing frame 104 to the supporting plate 79 at the material discharging port 701 through the fixing frame material passage 73, the fixing frame pressing cylinder 78 is disposed above the supporting plate 79 through the pressing rod 76 and is capable of being lifted and pressing the fixing frame 104 at the material discharging port 701 into the assembly of the pulley 101, the bearing 102 and the small shaft 103, the material taking needle 77 is coaxially disposed in the pressing rod 76, the material taking needle 77 is arranged in the pressure rod 76 in a pneumatic lifting mode, so that the material taking needle 77 can be used for positioning the fixing frame 104 on the supporting plate 79.

The supporting plate 79 is provided with a positioning groove 702 along the moving direction of the supporting plate 79, the bottom of the positioning groove 702 is provided with a position avoiding hole 703 for the material taking needle 77 to pass through, and the position avoiding hole 703 is arranged along the moving direction of the supporting plate 79. When the fixing frame device 71 conveys the fixing frame 104 to the supporting plate 79, the fixing frame 104 is positioned by the positioning groove 702, so that the material taking needle 77 can be positioned with the fixing frame 104. The side of the supporting plate 79 close to the press rod 76 is provided with a baffle 704, so that the fixing frame 104 conveyed from the fixing frame conveying device 71 to the feed opening 701 is prevented from falling off the supporting plate 79 during feeding. The material taking needle 77 penetrating through the supporting plate 79 cannot influence the extending and retracting process of the supporting plate 79 through the position avoiding hole 703.

The shaft part of the pressure lever 76 is provided with a slide chamber 705 externally connected with an air source, the material taking needle 77 is arranged in the slide chamber 705, the material taking needle 77 is provided with a material taking part 706 and a piston part 707, the piston part 707 is sleeved with a sealing ring 708 in sliding contact with the inner wall of the slide chamber 705, the piston part 707 moves along the inner wall of the slide chamber 705, the material taking needle 77 is sleeved with a material taking spring 709, the material taking spring 709 is positioned between the piston part 707 and the bottom of the slide chamber 705, and the material taking part 706 extends out of the lower part of the pressure lever 76 in a reciprocating mode under the pneumatic action of the material taking spring 709 and the air source. When the material taking part 706 is inserted into the insertion hole of the fixing frame 104 on the supporting plate 79, the material taking needle 77 is positioned with the fixing frame 104, the material taking needle 77 can be inserted deeply, basically, the lower end of the material taking needle 77 is close to the small shaft 103 of the third station 16, then the supporting plate 79 retracts into the middle rotating seat 75, so that the discharging hole 701 is opened, the pressing rod 76 descends, the fixing frame 104 is pushed downwards along the material taking needle 77 and then is inserted on the small shaft 103 of the third station 16, and the fixing frame 104 is ensured to be stably inserted on the small shaft 103 under the stability of the material taking needle 77. The diameter of the material taking part 706 of the material taking needle 77 is matched with the diameter of the small shaft 103 or slightly smaller than the diameter of the small shaft 103, so that the fixing frame 104 cannot shake when being arranged on the material taking needle 77.

The fixing frame 104 is pre-positioned through the supporting plate 79, then the fixing frame 104 is positioned through the material taking needle 77, so that the fixing frame 104 is accurately positioned above the third station 16, the fixing frame 104 positioned on the material taking needle 77 is pressed on the small shaft 103 on the third station 16 through the pressing rod 76, the fixing frame 104 can be accurately pressed on the small shaft 103, and the mounting quality of the fixing frame 104 is guaranteed.

As shown in fig. 13, the end of the second material channel 13 is provided with the discharging assembly 8, the discharging assembly 8 includes a discharging slide 81, a material distribution plate 82, a defective product box 83, and a sorting cylinder 84, the discharging slide 81 is disposed at the end of the second material channel 13, the middle portion of the discharging slide 81 is provided with a sorting opening 85, the material distribution plate 82 is rotatably disposed at the sorting opening 85 through the sorting cylinder 84, and the defective product box 83 is disposed below the discharging slide 81 and below the sorting opening 85. The defective products can be sorted into the defective product boxes 83 through the discharging assembly 8, and the yield of finished products is improved.

As shown in fig. 1, the assembling machine further includes a frame 9, the belt pulley feeding mechanism 1, the bearing feeding mechanism 5, the small shaft feeding mechanism 6 and the fixing frame feeding mechanism 7 are disposed on the frame 9, a support 91 is disposed on the frame 9, the bearing pressing cylinder 52, the small shaft pressing cylinder 62 and the fixing frame pressing cylinder 78 are fixed on the support 91, and the second material channel 13 is disposed below the support 91 in a penetrating manner. Guide sleeve seats 93 for respectively guiding the bearing press head 53, the small shaft press head 63 and the press rod 76 are arranged below the bearing press cylinder 52, the small shaft press cylinder 62 and the press fixing frame cylinder 78, and an electronic ruler 92 is arranged on the guide sleeve seats 93 for detecting the strokes of the bearing press head 53, the small shaft press head 63 and the press rod 76 and accurately controlling the press-fitting process.

The full-automatic assembling machine is reasonable in structure, novel in design and high in practicability, the fixing frame 104, the small shaft 103 and the belt pulley 101 are used for distributing and feeding materials through the vibrating disc, the bearing 102 is used for distributing and feeding materials through the rotating disc 56 and the bearing material barrel 57, and the bearing 102, the small shaft 103 and the fixing frame 104 are sequentially pressed on the belt pulley 101 in the first station, the second station and the third station on the second material channel 13 respectively, so that full-automatic assembling operation is realized, and the production efficiency is high.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims (9)

1. An automatic assembling machine for motor parts is characterized by comprising a belt pulley feeding mechanism, a bearing feeding mechanism, a small shaft feeding mechanism and a fixed frame feeding mechanism, the belt pulley feeding mechanism comprises a belt pulley vibration disc, a first material channel and a second material channel which are arranged in sequence, the first material channel and the second material channel have a certain height difference, a lifting distribution component is arranged between the first material channel and the second material channel, the belt pulley on the first material channel is lifted to the second material channel through the lifting and distributing assembly, the second material channel is sequentially provided with a first station, a second station and a third station, the second material channel is provided with a positioning device for clamping and positioning the belt pulley and a stepping feeding device, and the stepping feeding device moves the belt pulley on the second material channel in a stepping mode to drive the belt pulley to sequentially pass through the first station, the second station and the third station; the first station, the second station and the third station are respectively connected with a bearing mechanism, a small shaft entering mechanism and a fixing frame entering mechanism, the bearing mechanism is used for assembling a bearing on the belt pulley at the first station, the small shaft entering mechanism is used for assembling a small shaft on the belt pulley and bearing assembly at the second station, and the fixing frame entering mechanism is used for assembling a fixing frame on the belt pulley, the bearing and the small shaft assembly at the third station.

2. The automatic motor part assembling machine according to claim 1, wherein the lifting and distributing assembly comprises a lifting cylinder and a material lifting plate, the material lifting plate is lifted and lowered back and forth between the first material channel and the second material channel through the lifting cylinder, the material lifting plate is provided with a material groove for clamping a belt pulley, the material groove is flush with the first material channel when the material lifting plate is at the lowest point, and the material groove is flush with the second material channel when the material lifting plate is at the highest point; the outer side wall of the material lifting plate close to the second material channel is provided with an outer step, the end face of the second material channel is provided with a limiting step, and when the material lifting plate is at the highest point, the outer step is abutted against the limiting step.

3. The automatic assembling machine for motor parts according to claim 2, wherein the positioning device comprises a side positioning assembly and a lower positioning assembly, the side positioning assembly is arranged at each of the first station, the second station and the third station of the second material channel, the side positioning assembly comprises a material clamp and a side spring, the material clamp is rotatably arranged on the inner side wall of the second material channel through a shaft pin, the side spring is arranged between the material clamp and the inner side wall of the second material channel, and the material clamp provides clamping force for clamping a belt pulley; lower locating component includes reference column, sliding pad, location cylinder, the second material is said and is provided with the mounting hole respectively at second station and third station, the reference column is inserted and is established in the mounting hole, the reference column cover is equipped with reset spring, the sliding pad is connected and is set up in second material way below through even board and location cylinder drive, the sliding pad end is provided with and is connected the inclined plane with the reference column lower extreme, the inclined plane promotion of reference column accessible sliding pad inserts in the belt pulley on the second material way.

4. The automatic motor part assembling machine according to claim 3, wherein the stepping feeding device comprises an advancing and retreating cylinder, a moving seat, a material moving cylinder, a guide rail and a shifting fork, the shifting fork is provided with a concave portion contacting with the belt pulley, a plurality of shifting forks are arranged on the guide rail at intervals, a sliding block matched with the guide rail is fixed on the moving seat, the moving seat is in transmission connection with a driving end of the advancing and retreating cylinder, the material moving cylinder is mounted on the moving seat, the guide rail is in transmission connection with a driving end of the material moving cylinder, the material moving cylinder drives the guide rail and the shifting fork to move relative to the moving seat, the advancing and retreating cylinder drives the moving seat and the guide rail to move, and a driving direction of the advancing and retreating cylinder is perpendicular to a driving direction of the material moving cylinder.

5. The automatic assembling machine for the motor parts according to claim 4, wherein the bearing feeding mechanism comprises a bearing seat device and a pressure bearing device arranged on one side of the bearing seat device, the pressure bearing device is positioned on the first station, the pressure bearing device comprises a pressure bearing cylinder and a bearing pressure head, and the pressure bearing cylinder drives the bearing pressure head to press the bearing on the first station into the belt pulley; the bearing pedestal device comprises a bearing pedestal bottom plate, a rotary table, bearing material barrels, a bearing material pushing plate and a pressing cylinder, wherein the rotary table is rotatably arranged on the bearing pedestal bottom plate, at least two bearing material barrels are arranged on the rotary table, the bearing material pushing plate moves between a material separating port below the rotary table and a bearing pressing head of the pressing bearing device, the rotary table drives the at least two bearing material barrels to be switched at the material separating port, and a bearing in the bearing material barrel is pressed into the material separating port through the pressing cylinder and is pushed to a first station through the bearing material pushing plate.

6. The automatic assembling machine for motor parts according to claim 5, wherein the small shaft feeding mechanism comprises a small shaft feeding device and a small shaft pressing device, the small shaft pressing device is located at the second station, the small shaft pressing device comprises a small shaft pressing cylinder and a small shaft pressing head, the small shaft pressing cylinder drives the small shaft pressing head to press the small shaft on the second station into the belt pulley and bearing assembly, the small shaft feeding device comprises a small shaft vibrating disc, a shaft clamp, a small shaft pushing cylinder, a small shaft seat and a cover plate, the small shaft vibrating disc conveys the small shaft to the small shaft seat and is clamped by the shaft clamp, and the small shaft pushing cylinder drives the shaft clamp to move back and forth between the small shaft seat and the second station along a guide groove between the small shaft seat and the cover plate.

7. The automatic assembling machine for motor parts according to claim 6, wherein the fixing frame inserting mechanism comprises a fixing frame pressing device and a fixing frame conveying device, the fixing frame pressing device is located at the third station, the fixing frame pressing device comprises a middle rotating base, a pressing rod, a material taking needle, a fixing frame pressing cylinder and a supporting plate, the middle rotating base is provided with a feed opening, the supporting plate is movably arranged on the middle rotating base and is inserted into the feed opening, the supporting plate opens and closes the feed opening through the material supporting cylinder, the fixing frame conveying device comprises a fixing frame vibrating disc and a fixing frame material channel, the fixing frame vibrating disc conveys the fixing frame to the supporting plate at the feed opening through the fixing frame material channel, the fixing frame pressing cylinder is arranged above the supporting plate in a lifting manner through the pressing rod and presses the fixing frame at the feed opening into the assembly of the belt pulley, the bearing and the small shaft, the material taking needle is coaxially arranged in the pressing rod, the material taking needle is arranged in the pressure rod in a pneumatic lifting mode, so that the fixing frame on the material taking needle positioning support plate is fixed.

8. The automatic assembling machine for motor parts according to claim 7, further comprising a discharging assembly, wherein the discharging assembly comprises a discharging slide, a material distribution plate, a defective product box and a sorting cylinder, the discharging slide is arranged at the tail end of the second material channel, a sorting opening is formed in the middle of the discharging slide, the material distribution plate is rotatably arranged at the sorting opening through the sorting cylinder, and the defective product box is arranged below the discharging slide and located below the sorting opening.

9. The automatic assembling machine for motor parts according to claim 7, further comprising a frame, wherein the belt pulley feeding mechanism, the bearing feeding mechanism, the small shaft feeding mechanism and the fixing frame feeding mechanism are arranged on the frame, a support is arranged on the frame, the bearing pressing cylinder, the small shaft pressing cylinder and the fixing frame pressing cylinder are fixed on the support, and the second material channel is arranged below the support in a penetrating manner.

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